Prof. Yuji Matsuura Profile

Prof. Yuji Matsuura

at Tohoku Univ

SPIE Involvement:

Conference Program Committee | Author

Publications (173)

Proceedings Article | 13 March 2024 Presentation + Paper

Healthcare monitoring systems using mid-infrared and deep ultraviolet spectroscopy

Yuji Matsuura

Proceedings Volume 12835, 1283503 (2024) https://doi.org/10.1117/12.3009522

KEYWORDS: Acetone, Blood, Glucose, Spectroscopy, Mid infrared, Gas cells, Vacuum ultraviolet, Deep ultraviolet, Absorption spectrum, Ultraviolet radiation

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Proceedings Article | 20 September 2023 Paper

Mid-infrared photoacoustic spectral imaging based on ultrasound detection

Nozomi Tanaka, Ryota Sasaki, Saiko Kino, Yuji Matsuura

Proceedings Volume 12608, 126080X (2023) https://doi.org/10.1117/12.3007918

KEYWORDS: Ultrasonography, Mid-IR, Biological samples, Muscles, Photoacoustic spectroscopy, Imaging systems, Signal intensity, Quantum systems, Quantum light, Quantum experiments

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Proceedings Article | 20 September 2023 Paper

Mid-infrared photothermal deflection spectroscopy system for non-invasive blood component analysis

Hiroto Ito, Saiko Kino, Yuji Matsuura

Proceedings Volume 12608, 1260819 (2023) https://doi.org/10.1117/12.3007933

KEYWORDS: Prisms, Mid-IR, Spectroscopy, Glucose, Refractive index, Blood, Biological samples, Absorption, Signal intensity, Position sensors

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Proceedings Article | 6 March 2023 Presentation

Mid-infrared photoacoustic spectroscopy using piezoelectric transducer

Ryota Sasaki, Saiko Kino, Yuji Matsuura

Proceedings Volume PC12372, PC123720I (2023) https://doi.org/10.1117/12.2648833

KEYWORDS: Photoacoustic spectroscopy, Transducers, Mid-IR, Ultrasonography, Laser development, Absorption, Tissues, Skin, Natural surfaces, Laser tissue interaction

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Proceedings Article | 7 March 2022 Presentation

Mid-infrared hollow fiber couplers

Masanori Kato, Yuji Matsuura, Yusuke Oshima, Takashi Katagiri

Proceedings Volume PC11953, PC119530B (2022) https://doi.org/10.1117/12.2615546

KEYWORDS: Fiber couplers, Mid-IR, Fiber lasers

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Proceedings Article | 2 March 2022 Presentation + Paper

Transmission properties of 700-μm-bore hollow optical fibers based on flexible Ni-Ti tube

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 11953, 1195303 (2022) https://doi.org/10.1117/12.2605723

KEYWORDS: Silver, Optical fibers, Gas lasers, Fiber lasers, Carbon monoxide, Coating, Silicon, Visible radiation, Polymers, Mirrors

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Proceedings Article | 5 March 2021 Presentation + Paper

Fabrication of 800-μm-bore hollow optical fibers based on completely non-fragile and flexible Ni-Ti tube for the infrared

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 11635, 116350L (2021) https://doi.org/10.1117/12.2576477

KEYWORDS: Optical fibers, Infrared radiation, Polymers, Dielectrics, Coating, Carbon dioxide lasers

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Proceedings Article | 5 March 2021 Presentation + Paper

Quantitative analysis of acetone in breath using vacuum-ultraviolet spectroscopy based on hollow-optical-fiber gas cell

Y. Kudo, Y. Matsuura

Proceedings Volume 11635, 116350K (2021) https://doi.org/10.1117/12.2582485

KEYWORDS: Spectroscopy, Quantitative analysis, Vacuum ultraviolet, Optical fibers, Lamps, Fiber optics, Aluminum, Absorption

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Proceedings Article | 5 March 2021 Presentation + Paper

Measurement and uniformization of power distribution on the prism for biomedical applications of mid-infrared, attenuated-total-reflection spectroscopy

T. Koyama, S. Kino, T. Sasaki, Y. Wada, R. Kasahara, Y. Oba, Y. Matsuura

Proceedings Volume 11635, 116350O (2021) https://doi.org/10.1117/12.2582270

KEYWORDS: Prisms, Spectroscopy, Biomedical optics, Mid-IR, Quantum cascade lasers, In vivo imaging, FT-IR spectroscopy, Attenuated total reflectance

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Broadband mid-IR fiber optics for heterodyne spectroscopy in solar system exploration missions

Hiromu Nakagawa, Satoki Tsukada, Yasumasa Kasaba, Yasuhiro Hirahara, Yuji Matsuura, Takashi Katagiri, Isao Murata, Atsushi Yamazaki

Proceedings Volume 11451, 114516B (2020) https://doi.org/10.1117/12.2561939

KEYWORDS: Mid-IR, Solar system, Fiber optics, Infrared technology, Spectroscopes, Metals, Molecules, Life sciences, Atmospheric sciences, Spectroscopic atmospheric monitoring techniques

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Development of the liquid nitrogen cooled hollow core waveguide fiber for the mid-infrared region

Yasuhiro Hirahara, Ryota Ito, Yuji Yokoyama, Yuji Matsuura, Takashi Katagiri, Hiromu Nakagawa, Yasumasa Kasaba, Atsushi Yamazaki

Proceedings Volume 11451, 114516C (2020) https://doi.org/10.1117/12.2561187

KEYWORDS: Liquids, Nitrogen, Waveguides, Mid-IR, Transmittance, Silver, Data modeling, Telescopes, Astronomy, Glasses

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Proceedings Article | 20 February 2020 Presentation + Paper

Transmission properties of dielectric-coated hollow optical fibers based on Ni-Ti tube

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 11233, 1123315 (2020) https://doi.org/10.1117/12.2542148

KEYWORDS: Silver, Gas lasers, Optical fibers, Fiber lasers, Carbon monoxide, Silicon, Polymers, Coating, Visible radiation, Polymer thin films

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Proceedings Article | 27 February 2019 Paper

Multimode-interference-based spatio-spectral encoder for scanner-free endoscopic imaging

Y. Takizawa, T. Katagiri, Y. Matsuura

Proceedings Volume 10872, 1087213 (2019) https://doi.org/10.1117/12.2512421

KEYWORDS: Light sources, Endoscopy, Endoscopes, Multimode fibers

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Proceedings Article | 27 February 2019 Presentation + Paper

Fabrication of 75-μm-bore hollow optical fibers for infrared transmission

Katsumasa Iwai, Yasuhiro Sasaki, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 10872, 108720J (2019) https://doi.org/10.1117/12.2507432

KEYWORDS: Silver, Quartz, Capillaries, Mirrors, Optical fibers, Dielectrics, Er:YAG lasers, Plating, Glasses, Iodine

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Proceedings Article | 27 February 2019 Presentation + Paper

Non-invasive blood glucose measurement using fixed-wavelength quantum cascade lasers

T. Koyama, S. Kino, Y. Matsuura

Proceedings Volume 10872, 108720A (2019) https://doi.org/10.1117/12.2508200

KEYWORDS: Glucose, Absorption, Quantum cascade lasers, Laser induced plasma spectroscopy, Attenuated total reflectance, Optical fibers, Prisms, FT-IR spectroscopy

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Proceedings Article | 1 February 2019 Presentation + Paper

Non-invasive blood glucose measurement using quantum cascade lasers

Y. Matsuura, T. Koyama

Proceedings Volume 10926, 1092606 (2019) https://doi.org/10.1117/12.2506845

KEYWORDS: Glucose, Blood, Absorption, Quantum cascade lasers, Mid-IR, Laser induced plasma spectroscopy, Prisms, Spectroscopy, Attenuated total reflectance, Optical fibers

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SPIE Journal Paper | 12 May 2018

Time-domain terahertz gas spectroscopy using hollow-optical-fiber gas cell

Takashi Katagiri, Takahiro Suzuki, Yuji Matsuura

OE, Vol. 57, Issue 05, 054104, (May 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.5.054104

KEYWORDS: Terahertz radiation, Absorption, Optical fibers, Terahertz spectroscopy, Dielectrics, Spectroscopy, Metals, Gases, Waveguides, Picosecond phenomena

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Proceedings Article | 13 February 2018 Presentation + Paper

Photoacoustic imaging of hidden dental caries by using a bundle of hollow optical fibers

Takuya Koyama, Satoko Kakino, Yuji Matsuura

Proceedings Volume 10488, 104880Y (2018) https://doi.org/10.1117/12.2286422

KEYWORDS: Dental caries, Photoacoustic spectroscopy, Teeth, Optical fibers, Imaging systems, Photoacoustic imaging, Absorption, Acoustics, Nd:YAG lasers, Signal detection

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Proceedings Article | 13 February 2018 Presentation + Paper

Terahertz gas sensing based on time-domain-spectroscopy using a hollow-optical fiber gas cell

T. Suzuki, T. Katagiri, Y. Matsuura

Proceedings Volume 10488, 1048808 (2018) https://doi.org/10.1117/12.2288102

KEYWORDS: Terahertz radiation, Absorption, Dielectrics, Sensing systems, Metals, Optical fibers, Gases, Spectroscopy, Molecules, Polymers

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Proceedings Article | 13 February 2018 Presentation + Paper

Blood glucose measurement with multiple quantum cascade lasers using hollow-optical fiber-based ATR spectroscopy

K. Yoshioka, S. Kino, Y. Matsuura

Proceedings Volume 10488, 104880D (2018) https://doi.org/10.1117/12.2288131

KEYWORDS: Glucose, Blood, Absorption, Quantum cascade lasers, Spectroscopy, Attenuated total reflectance, Absorbance, Laser induced plasma spectroscopy, FT-IR spectroscopy, Mid-IR

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Proceedings Article | 13 February 2018 Presentation + Paper

Fluorescence endoscopy using fiber speckle illumination

Shuhei Nakano, Takashi Katagiri, Yuji Matsuura

Proceedings Volume 10488, 104880R (2018) https://doi.org/10.1117/12.2296330

KEYWORDS: Luminescence, Endoscopy, Endoscopes, Speckle, Multimode fibers, Imaging systems, Tissues, Speckle pattern, Quantum dots, Natural surfaces

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Proceedings Article | 13 February 2018 Presentation + Paper

Transmission properties of dielectric-coated hollow optical fibers based on stainless tube

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 10488, 1048804 (2018) https://doi.org/10.1117/12.2286807

KEYWORDS: Silver, Gas lasers, Polymers, Visible radiation, Coating, Polymer thin films

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SPIE Journal Paper | 30 August 2017 Open Access

Sensitivity improvement of midinfrared gas sensing system using single-wavelength quantum cascade laser and hollow-waveguide gas cell

Takashi Katagiri, Keisuke Yaegashi, Yuji Matsuura

OE, Vol. 56, Issue 08, 080503, (August 2017) https://doi.org/10.1117/12.10.1117/1.OE.56.8.080503

KEYWORDS: Quantum cascade lasers, Absorption, Signal to noise ratio, Sensing systems, Gas lasers, Signal attenuation, FT-IR spectroscopy, Infrared spectroscopy, Gas sensors, Calibration

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Proceedings Article | 18 April 2017 Paper

Photoacoustic imaging of hidden dental caries by using a fiber-based probing system

Takuya Koyama, Satoko Kakino, Yuji Matsuura

Proceedings Volume 10251, 1025119 (2017) https://doi.org/10.1117/12.2272950

KEYWORDS: Photoacoustic imaging, Imaging systems, Optical fibers, Fiber lasers, Laser optics, Photoacoustic spectroscopy, Dental caries, Teeth, Acoustics, Signal detection, Ultrasonics, Tissues

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Proceedings Article | 18 April 2017 Paper

Noninvasive measurement of blood glucose level using mid-infrared quantum cascade lasers

Kiriko Yoshioka, Saiko Kino, Yuji Matsuura

Proceedings Volume 10251, 102511U (2017) https://doi.org/10.1117/12.2275006

KEYWORDS: Absorption, Prisms, FT-IR spectroscopy, In vivo imaging, Laser induced plasma spectroscopy, Blood, Glucose, Mid-IR, Quantum cascade lasers, Infrared spectroscopy, Optical fibers, Attenuated total reflectance, Spectroscopy

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Proceedings Article | 18 April 2017 Paper

Multi-capillary based optical sensors for highly sensitive protein detection

Yasuhira Okuyama, Takashi Katagiri, Yuji Matsuura

Proceedings Volume 10251, 102511W (2017) https://doi.org/10.1117/12.2275021

KEYWORDS: Capillaries, Glasses, Adsorption, Sensors, Absorption, Spectroscopy, Proteins, Optical sensors, Luminescence, Biosensors

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Proceedings Article | 28 February 2017 Presentation + Paper

Ultraviolet spectroscopic breath analysis using hollow-optical fiber as gas cell

T. Iwata, T. Katagiri, Y. Matsuura

Proceedings Volume 10058, 1005806 (2017) https://doi.org/10.1117/12.2249662

KEYWORDS: Optical fibers, Absorption, Ultraviolet radiation, Gases, Spectroscopy, Ozone, Light sources, Absorption spectroscopy, UV-Vis spectroscopy, Signal to noise ratio

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Proceedings Article | 28 February 2017 Presentation + Paper

Improvement of transmission properties of visible pilot beam for polymer-coated silver hollow fibers with acrylic silicone resin as buffer layer for sturdy structure

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 10058, 1005810 (2017) https://doi.org/10.1117/12.2249749

KEYWORDS: Silver, Optical fibers, Polymers, Silicon, Er:YAG lasers, Coating, Plating, Semiconductor lasers, Glasses, Fiber lasers

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Proceedings Article | 28 February 2017 Presentation + Paper

Fabrication of bundle-structured tube-leaky optical fibers for infrared thermal imaging

T. Kobayashi, T. Katagiri, Y. Matsuura

Proceedings Volume 10058, 100580X (2017) https://doi.org/10.1117/12.2249663

KEYWORDS: Optical fibers, Thermography, Glasses, Infrared imaging, Infrared radiation, Imaging systems, Endoscopes, Metals, Image resolution, Borosilicate glass

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Proceedings Article | 28 February 2017 Presentation + Paper

Analysis of propagation properties of terahertz hollow-optical fiber by using time-domain spectroscopy and application for THz wave remote spectroscopy

K. Ito, T. Katagiri, Y. Matsuura

Proceedings Volume 10058, 100580K (2017) https://doi.org/10.1117/12.2249655

KEYWORDS: Terahertz radiation, Spectroscopy, Wave propagation, Waveguides, Absorption, Fourier transforms, Terahertz spectroscopy, Metals, Optical fibers, Sensors

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Proceedings Article | 15 March 2016 Paper

Photoacoustic detection of blood in dental pulp by using short-time Fourier transform

Azusa Yamada, Satoko Kakino, Yuji Matsuura

Proceedings Volume 9708, 970833 (2016) https://doi.org/10.1117/12.2210797

KEYWORDS: Photoacoustic spectroscopy, Signal detection, Teeth, Blood, Fourier transforms, Pulsed laser operation, Laser energy, Light sources, Absorption, Light scattering, Tissues, Acoustics, YAG lasers, Near infrared

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Proceedings Article | 7 March 2016 Presentation + Paper

Blood glucose measurement in vivo using hollow-fiber based, mid-infrared ATR probe with multi-reflection prism

Saiko Kino, Suguru Omori, Yuji Matsuura

Proceedings Volume 9702, 970209 (2016) https://doi.org/10.1117/12.2216652

KEYWORDS: Glucose, Blood, Attenuated total reflectance, In vivo imaging, Prisms, Spectroscopy, Optical fibers, Absorption, Mid-IR, Optical spectroscopy, Laser induced plasma spectroscopy, Zinc, Reflection

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Proceedings Article | 7 March 2016 Presentation + Paper

Photoacoustic imaging by using a bundle of thin hollow-optical fibers

A. Seki, K. Iwai, T. Katagiri, Y. Matsuura

Proceedings Volume 9702, 970202 (2016) https://doi.org/10.1117/12.2209000

KEYWORDS: Optical fibers, Photoacoustic imaging, Imaging systems, Image resolution, Photoacoustic spectroscopy, Ultrasonography, Endoscopy, Optical resolution, Nd:YAG lasers, Blood vessels, Signal detection, Tissues, 3D image processing

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Proceedings Article | 7 March 2016 Paper

Silver hollow optical fibers with acrylic silicone resin coating as buffer layer for sturdy structure

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 9702, 97020Z (2016) https://doi.org/10.1117/12.2208314

KEYWORDS: Silver, Optical fibers, Silicon, Glasses, Coating, Infrared lasers, Infrared radiation, Silica, Capillaries, Plating, Polymers, Fiber lasers

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Proceedings Article | 15 July 2015 Paper

Detection of early caries by laser-induced breakdown spectroscopy

Shuhei Sasazawa, Satoko Kakino, Yuji Matsuura

Proceedings Volume 9537, 95371E (2015) https://doi.org/10.1117/12.2183056

KEYWORDS: Dental caries, Teeth, Laser induced breakdown spectroscopy, Zinc, Calcium, Ultraviolet radiation, Er:YAG lasers, Optical fibers, Laser systems engineering, Laser ablation

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SPIE Journal Paper | 3 June 2015 Open Access

Optical-fiber-based laser-induced breakdown spectroscopy for detection of early caries

Shuhei Sasazawa, Satoko Kakino, Yuji Matsuura

JBO, Vol. 20, Issue 06, 065002, (June 2015) https://doi.org/10.1117/12.10.1117/1.JBO.20.6.065002

KEYWORDS: Dental caries, Teeth, Laser induced breakdown spectroscopy, Zinc, Calcium, Ultraviolet radiation, Er:YAG lasers, Optical fibers, Laser optics, Fiber lasers

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Proceedings Article | 11 March 2015 Paper

Fiber optic direct Raman imaging system based on a hollow-core fiber bundle

S. Inoue, T. Katagiri, Y. Matsuura

Proceedings Volume 9317, 93170V (2015) https://doi.org/10.1117/12.2078662

KEYWORDS: Raman spectroscopy, Imaging systems, Tissues, Fiber optics, Image filtering, Neodymium, Thin films, Tunable filters, Endoscopy, Image transmission

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Proceedings Article | 5 March 2015 Paper

Improvement of transmission properties for a rugged polymer-coated silver hollow fiber

Katsumasa Iwai, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 9317, 93170I (2015) https://doi.org/10.1117/12.2076337

KEYWORDS: Silver, Polymers, Er:YAG lasers, Coating, Glasses, Capillaries, Plating, Fabrication, Fiber lasers, Silica

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SPIE Journal Paper | 21 May 2014 Open Access

Blood glucose measurement by using hollow optical fiber-based attenuated total reflection probe

Saiko Kino, Yuki Tanaka, Yuji Matsuura

JBO, Vol. 19, Issue 05, 057010, (May 2014) https://doi.org/10.1117/12.10.1117/1.JBO.19.5.057010

KEYWORDS: Glucose, Blood, Optical fibers, Prisms, Spectroscopy, Reflection, Absorption, Near infrared, Near infrared spectroscopy, Attenuated total reflectance

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Proceedings Article | 3 March 2014 Paper

Optical-fiber based all-optical 3D photoacoustic imaging system

Yusuke Miida, Yuji Matsuura

Proceedings Volume 8943, 894331 (2014) https://doi.org/10.1117/12.2038722

KEYWORDS: Optical fibers, 3D image processing, Signal detection, Photoacoustic imaging, Acoustics, Ultrasonography, Photoacoustic spectroscopy, Imaging systems, 3D image reconstruction, Fiber optics

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Proceedings Article | 20 February 2014 Paper

Large-core tube-leaky waveguide for delivery of high-powered Er:YAG laser

S. Kobayashi, T. Katagiri, Y. Matsuura

Proceedings Volume 8938, 89381A (2014) https://doi.org/10.1117/12.2037467

KEYWORDS: Glasses, Er:YAG lasers, Waveguides, Dielectrics, Structured optical fibers, Absorption, Fiber lasers, Capillaries, Tissues, Silica

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Proceedings Article | 20 February 2014 Paper

Hollow fiber based SERS probe for analysis of biological molecules

M. Nagaoka, T. Katagiri, Y. Matsuura

Proceedings Volume 8938, 89380Y (2014) https://doi.org/10.1117/12.2039185

KEYWORDS: Surface enhanced Raman spectroscopy, Gold, Nanostructures, Sputter deposition, Raman spectroscopy, Optical fibers, Molecules, Nanolithography, Biological research, Molecular biology

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Proceedings Article | 20 February 2014 Paper

Fabrication of 50-µm-bore hollow fiber for infrared transmission

Katsumasa Iwai, Kouki Takahashi, Hiroyuki Takaku, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 8938, 893808 (2014) https://doi.org/10.1117/12.2036666

KEYWORDS: Silver, Capillaries, Plating, Iodine, Dielectrics, Er:YAG lasers, Infrared radiation, Coating, Infrared lasers, Reflection

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SPIE Journal Paper | 7 October 2013 Open Access

Fabrication of low-loss hollow waveguide with multiple dielectric layers for infrared cavity ring-down spectroscopy

Ryo Ichikawa, Takashi Katagiri, Yuji Matsuura

OE, Vol. 52, Issue 10, 106104, (October 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.10.106104

KEYWORDS: Waveguides, Dielectrics, Hollow waveguides, Aluminum, Infrared radiation, Infrared spectroscopy, Silver, Spectroscopy, Glasses, Reflectivity

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Proceedings Article | 20 March 2013 Paper

Fabrication of a rugged polymer-coated silver hollow fiber with a vitreous film for the infrared

Katsumasa Iwai, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 8576, 857602 (2013) https://doi.org/10.1117/12.2002364

KEYWORDS: Silver, Polymers, Coating, Glasses, Polymer thin films, Er:YAG lasers, Fabrication, Vitreous, Plating, Infrared radiation

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Proceedings Article | 20 March 2013 Paper

Measurement of blood glucose by infrared spectroscopy using hollow-optical fiber probe

Y. Tanaka, S. Kino, Y. Matsuura

Proceedings Volume 8576, 85760T (2013) https://doi.org/10.1117/12.2008279

KEYWORDS: Glucose, Blood, Attenuated total reflectance, Prisms, Absorption, Infrared spectroscopy, Ear, Spectroscopy, Absorbance, FT-IR spectroscopy

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Proceedings Article | 20 March 2013 Paper

Hollow waveguide with multiple dielectric layer for infrared cavity-ring-down spectroscopy

R. Ichikawa, T. Katagiri, Y. Matsuura

Proceedings Volume 8576, 85760S (2013) https://doi.org/10.1117/12.2008272

KEYWORDS: Waveguides, Dielectrics, Hollow waveguides, Infrared radiation, Infrared spectroscopy, Glasses, Mirrors, Spectroscopy, Silver, Fiber couplers

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Proceedings Article | 20 March 2013 Paper

Optical fiber probe for all-optical photoacoustic measurement

Y. Miida, Y. Matsuura

Proceedings Volume 8576, 85760R (2013) https://doi.org/10.1117/12.2008270

KEYWORDS: Signal detection, Optical fibers, Photoacoustic spectroscopy, Ultrasonography, Photoacoustic imaging, Endoscopy, Ferroelectric polymers, Interferometers, Polymer thin films, Polymers

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SPIE Journal Paper | 4 January 2013 Open Access

Design and optimization of hollow-optical-fiber gas cell for infrared spectroscopy

Yusuke Takahashi, Saiko Kino, Takashi Katagiri, Yuji Matsuura

OE, Vol. 52, Issue 01, 013601, (January 2013) https://doi.org/10.1117/12.10.1117/1.OE.52.1.013601

KEYWORDS: Signal to noise ratio, Absorption, Optical fibers, Infrared spectroscopy, Infrared radiation, Spectroscopy, FT-IR spectroscopy, Signal detection, Quantitative analysis, Signal attenuation

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Proceedings Article | 16 May 2012 Paper

Transfer capability of 3-5 um radiation by hollow glass waveguide

Michal Nemec, Helena Jelínková, Mitsunobu Miyagi, Hiroyuki Takaku, Katsumasa Iwai, Yuji Matsuura, Maxim Doroshenko

Proceedings Volume 8433, 84331H (2012) https://doi.org/10.1117/12.921525

KEYWORDS: Waveguides, Glasses, Er:YAG lasers, Mid-IR, Crystals, Laser systems engineering, Hollow waveguides, Solar energy, Silver, Laser crystals

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Proceedings Article | 17 February 2012 Paper

Investigation of tapered silver / silver halide coated hollow glass waveguides for the transmission of CO2 laser radiation

Carlos Bledt, Daniel Kopp, James Harrington, Saiko Kino, Yuji Matsuura, Jason Kriesel

Proceedings Volume 8218, 821802 (2012) https://doi.org/10.1117/12.912201

KEYWORDS: Silver, Geometrical optics, Thin films, Reflection, Beam propagation method, Waveguides, Signal attenuation, Carbon dioxide lasers, Dielectrics, Glasses

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Proceedings Article | 8 February 2012 Paper

Raman spectral imaging using hollow flexible fiber bundles

T. Tomiyama, T. Katagiri, Y. Matsuura

Proceedings Volume 8218, 821808 (2012) https://doi.org/10.1117/12.912047

KEYWORDS: Raman spectroscopy, Optical fibers, Imaging spectroscopy, Silver, Tissues, Bone, Plating, Fabrication, Capillaries, Photomicroscopy

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Proceedings Article | 8 February 2012 Paper

Design and fabrication of hollow fiber-based Raman tweezers for bioparticle measurement

Y. Morisaki, T. Katagiri, Y. Matsuura

Proceedings Volume 8218, 82180J (2012) https://doi.org/10.1117/12.912046

KEYWORDS: Raman spectroscopy, Particles, Yeast, Optical fibers, Polymethylmethacrylate, Blood, Optical tweezers, Fiber optics, In vivo imaging, Titanium dioxide

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Proceedings Article | 30 January 2012 Paper

Infrared spectral imaging by hollow-optical fiber bundle

Chenhui Huang, Saiko Kino, Takashi Katagiri, Yuji Matsuura

Proceedings Volume 8218, 82180C (2012) https://doi.org/10.1117/12.912195

KEYWORDS: Infrared radiation, Infrared cameras, Infrared imaging, Image transmission, Imaging spectroscopy, Imaging systems, FT-IR spectroscopy, Transmittance, Optical fibers, Absorption

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Proceedings Article | 30 January 2012 Paper

Uniform polymer-film formation in 100-um-bore hollow fiber for Er:YAG laser transmission

Katsumasa Iwai, Masanao Suzuki, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 8218, 821804 (2012) https://doi.org/10.1117/12.905925

KEYWORDS: Coating, Er:YAG lasers, Silver, Polymers, Fiber lasers, Dielectrics, Visible radiation, Fiber coatings, Infrared radiation, Laser dentistry

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Proceedings Article | 17 February 2011 Paper

Flexible hollow-fiber bundle for body temperature imaging

Yuji Matsuura, Keisuke Naito

Proceedings Volume 7894, 789417 (2011) https://doi.org/10.1117/12.881750

KEYWORDS: Optical fibers, Thermography, Body temperature, Infrared radiation, Infrared imaging, Natural surfaces, Dielectrics, Blood circulation, Endoscopes, Spatial resolution

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Proceedings Article | 17 February 2011 Paper

Small-volume cavity cell using hollow optical fiber for Raman scattering-based gas detection

Y. Okita, T. Katagiri, Y. Matsuura

Proceedings Volume 7894, 78940N (2011) https://doi.org/10.1117/12.874828

KEYWORDS: Raman spectroscopy, Optical fibers, Reflectivity, Mirrors, Gases, Electronic filtering, Light scattering, Optical gas detection, Mass spectrometry, Spectroscopy

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Proceedings Article | 17 February 2011 Paper

Hollow fiber-based Raman tweezers

T. Katagiri, Y. Morisaki, Y. Matsuura

Proceedings Volume 7894, 78940U (2011) https://doi.org/10.1117/12.876020

KEYWORDS: Particles, Raman spectroscopy, Optical fibers, Fiber optics, Optical tweezers, Lens design, Refractive index, Biological research, Sapphire, Spectroscopy

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Proceedings Article | 16 February 2011 Paper

Fabrication of silver-coated hollow fiber with an inner diameter of 100 µm or less

Katsumasa Iwai, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 7894, 78940B (2011) https://doi.org/10.1117/12.874087

KEYWORDS: Silver, Signal attenuation, Capillaries, Plating, Fiber lasers, Gaussian beams, Infrared lasers, Er:YAG lasers, Infrared radiation, Coating

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Proceedings Article | 28 August 2010 Paper

Remote-Raman spectroscopy of optically trapped particles by utilizing a hollow optical fiber

T. Katagiri, Y. Morisaki, Y. Matsuura

Proceedings Volume 7762, 776235 (2010) https://doi.org/10.1117/12.864537

KEYWORDS: Particles, Raman spectroscopy, Optical fibers, Optical tweezers, Spectroscopy, Fiber optics, Refractive index, Monochromatic aberrations, Polishing, Sapphire

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Proceedings Article | 24 February 2010 Paper

A Raman cell based on hollow optical fibers for breath analysis

Y. Okita, T. Katagiri, Y. Matsuura

Proceedings Volume 7559, 755908 (2010) https://doi.org/10.1117/12.841414

KEYWORDS: Raman spectroscopy, Optical fibers, Mirrors, Gases, Metals, Signal to noise ratio, Light scattering, Molecules, Oxygen, Silver

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Proceedings Article | 24 February 2010 Paper

Transmission properties of dielectric-coated hollow optical fibers based on silver-cladding-stainless pipe

Katsumasa Iwai, Akihito Hongo, Hiroyuki Takaku, Mitsunobu Miyagi, Junichi Ishiyama, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 7559, 755904 (2010) https://doi.org/10.1117/12.840581

KEYWORDS: Silver, Carbon dioxide lasers, Metals, Infrared radiation, Coating, Iodine, Dielectrics, Polymers, Waveguides, Optical fibers

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Proceedings Article | 24 February 2010 Paper

Hollow waveguide for urology treatment

H. Jelínková, M. Němec, P. Koranda, J. Pokorný, O. Kőhler, P. Drlík, M. Miyagi, K. Iwai, Y. Matsuura

Proceedings Volume 7559, 755907 (2010) https://doi.org/10.1117/12.840916

KEYWORDS: Er:YAG lasers, Waveguides, Laser tissue interaction, Pulsed laser operation, Hollow waveguides, Laser systems engineering, Tissues, Laser therapeutics, Glasses, Mid-IR

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Proceedings Article | 8 July 2009 Paper

Flexible ATR probe for endoscopic FT-IR measurement using hollow optical fiber

Yuji Matsuura, Saiko Kino

Proceedings Volume 7368, 73681X (2009) https://doi.org/10.1117/12.831600

KEYWORDS: Prisms, Absorption, Optical fibers, Infrared radiation, Attenuated total reflectance, Infrared spectroscopy, Spectroscopy, Skin, FT-IR spectroscopy, Endoscopes

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Proceedings Article | 23 February 2009 Paper

An optical biopsy system with miniaturized Raman and spectral imaging probes: in vivo animal and ex vivo clinical application studies

Hidetoshi Sato, Toshiaki Suzuki, Bibin Andriana, Shin'ichi Morita, Atsushi Maruyama, Hideyuki Shinzawa, Yuichi Komachi, Gen'ichi Kanai, Nobuo Ura, Koji Masutani, Yuji Matsuura, Masakazu Toi, Toru Shimosegawa, Yukihiro Ozaki

Proceedings Volume 7169, 71690M (2009) https://doi.org/10.1117/12.809271

KEYWORDS: Raman spectroscopy, Tissues, Cancer, Endoscopes, Optical fibers, Biopsy, In vivo imaging, Stomach, Tumors, Head

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Proceedings Article | 23 February 2009 Paper

Comparison of Ho:YAG and Er:YAG lasers for lithotripsy

Helena Jelínková, Oto Kőhler, Mitsunobu Miyagi, Petr Koranda, Michal Němec, Jan Šulc, Martin Fibrich, Jan Pokorny, Katsumasa Iwai, Yuji Matsuura

Proceedings Volume 7161, 71611H (2009) https://doi.org/10.1117/12.808667

KEYWORDS: Er:YAG lasers, Pulsed laser operation, Waveguides, Laser therapeutics, Laser ablation, In vitro testing, Laser systems engineering, Glasses, Silica, Hollow waveguides

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Proceedings Article | 21 February 2009 Paper

Fabrication of hollow optical fiber with a vitreous film for CO2 laser light delivery

Katsumasa Iwai, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 7173, 71730Q (2009) https://doi.org/10.1117/12.807602

KEYWORDS: Optical fibers, Silver, Carbon dioxide lasers, Vitreous, Coating, Dielectrics, Infrared radiation, Infrared lasers, Fiber lasers, Visible radiation

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Proceedings Article | 21 February 2009 Paper

Simultaneous irradiation of Er:YAG and Ho:YAG lasers for efficient ablation of hard tissues

Tomonori Watanabe, Katsumasa Iwai, Yuji Matsuura

Proceedings Volume 7173, 71730R (2009) https://doi.org/10.1117/12.807910

KEYWORDS: Er:YAG lasers, Laser ablation, Tissues, Laser dentistry, Laser cutting, Absorption, Cameras, Optical fibers, Teeth, Pulsed laser operation

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Proceedings Article | 21 February 2009 Paper

The effect of dielectric absorption on the transmission characteristics of terahertz hollow fibers

Xiao-Li Tang, Yi-Wei Shi, Yuji Matsuura, Katsumasa Iwai, Mitsunobu Miyagi

Proceedings Volume 7173, 71730N (2009) https://doi.org/10.1117/12.808356

KEYWORDS: Dielectrics, Absorption, Tolerancing, Terahertz radiation, Refractive index, Optical fibers, Picosecond phenomena, Metals, Neodymium, Waveguides

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Proceedings Article | 21 February 2009 Paper

Noninvasive subsurface analyzing technique using multiple miniaturized Raman probes

Yuko Yamamoto, Yuichi Komachi, Hideyuki Shinzawa, Atsushi Maruyama, Bibin Andriana, Yuji Matsuura, Yukihiro Ozaki, Hidetoshi Sato

Proceedings Volume 7173, 71730T (2009) https://doi.org/10.1117/12.809346

KEYWORDS: Raman spectroscopy, Optical properties, Polymethylmethacrylate, Semiconducting wafers, Statistical modeling, Silicon, Optical filters, 3D modeling, Data modeling, Spatial resolution

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Proceedings Article | 21 February 2009 Paper

250 um inner diameter hollow waveguide for Er:YAG laser radiation

Michal Němec, Helena Jelínková, Mitsunobu Miyagi, Katsumasa Iwai, Yuji Matsuura

Proceedings Volume 7173, 71730H (2009) https://doi.org/10.1117/12.808097

KEYWORDS: Waveguides, Er:YAG lasers, Cameras, 3D image processing, Stereoscopic cameras, Hollow waveguides, Glasses, Laser dentistry, Laser energy, Polymers

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Proceedings Article | 18 November 2008 Paper

Lasers for lithotripsy

Petr Koranda, Michal Nemec, Helena Jelinková, Jan Pokorny, Oto Kőhler, Pavel Drlík, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 7138, 71380L (2008) https://doi.org/10.1117/12.817985

KEYWORDS: Er:YAG lasers, Waveguides, Laser therapeutics, Pulsed laser operation, Silica, Laser energy, Laser ablation, Resonators, Laser applications, Laser systems engineering

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Proceedings Article | 22 April 2008 Paper

Nd:YAG laser systems with radiation delivery by thin hollow waveguides

Michal Nemec, Helena Jelínková, Jan Šulc, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6998, 699819 (2008) https://doi.org/10.1117/12.780429

KEYWORDS: Waveguides, Nd:YAG lasers, Semiconductor lasers, Diodes, Alexandrite lasers, Glasses, Laser systems engineering, Crystals, Hollow waveguides, Laser crystals

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Proceedings Article | 21 February 2008 Paper

Delivery of femtosecond pulses by hollow-core optical fiber

Yuji Matsuura

Proceedings Volume 6881, 68810Z (2008) https://doi.org/10.1117/12.786638

KEYWORDS: Optical fibers, Femtosecond phenomena, Dielectrics, Refractive index, Silver, Polymers, Fiber lasers, Coating, Cladding, Metals

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Proceedings Article | 8 February 2008 Paper

Application study of the optical biopsy system for small experimental animals

Hidetoshi Sato, Toshiaki Suzuki, Shin-ichi Morita, Atsushi Maruyama, Toru Shimosegawa, Yuji Matsuura, Gen'ichi Kanai, Nobuo Ura, Koji Masutani, Yukihiro Ozaki

Proceedings Volume 6853, 68530L (2008) https://doi.org/10.1117/12.764729

KEYWORDS: Tissues, Raman spectroscopy, Biopsy, Tissue optics, Optical fibers, Endoscopes, Cancer, Animal model studies, Stomach, Proteins

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Proceedings Article | 7 February 2008 Paper

Fabrication of 100-µm-bore hollow fiber for infrared transmission

Katsumasa Iwai, Mitsunobu Miyagi, Yi-Wei Shi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 6852, 68520S (2008) https://doi.org/10.1117/12.767934

KEYWORDS: Silver, Er:YAG lasers, Dielectrics, Capillaries, Coating, Silica, Infrared radiation, Signal attenuation, Fiber lasers, Fiber coatings

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Proceedings Article | 7 February 2008 Paper

Dual-wavelength laser radiation through hollow optical fiber for hard tissue ablation

Tomonori Watanabe, Katsumasa Iwai, Yuji Matsuura

Proceedings Volume 6852, 68520E (2008) https://doi.org/10.1117/12.761421

KEYWORDS: Laser ablation, Er:YAG lasers, Optical fibers, Tissues, Laser tissue interaction, Fiber lasers, Laser cutting, Absorption, Natural surfaces, Cameras

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Proceedings Article | 7 February 2008 Paper

Thin hollow glass waveguide for near IR radiation delivery

Michal Němec, Helena Jelínková, Jan Šulc, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6852, 68520W (2008) https://doi.org/10.1117/12.761837

KEYWORDS: Waveguides, Glasses, Nd:YAG lasers, Semiconductor lasers, Laser systems engineering, Laser dentistry, Q switched lasers, Crystals, Alexandrite lasers, Silver

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Proceedings Article | 21 November 2007 Paper

Submicron-diameter silica taper with a Bragg multilayer structure: observation for TE01 and HE11 mode guidance

Lin Ma, Yuji Matsuura

Proceedings Volume 6781, 67810S (2007) https://doi.org/10.1117/12.745762

KEYWORDS: Optical fibers, Silica, Refractive index, Silicon, Cladding, Multilayers, Optical properties, Single mode fibers, Reflectivity, Near field

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Proceedings Article | 18 July 2007 Paper

Flexible hollow polycarbonate fiber for endoscopic infrared laser treatment

Masayuki Nakazawa, Yi-Wei Shi, Katsumasa Iwai, Yuji Matsuura, Xiao-Song Zhu, Mitsunobu Miyagi

Proceedings Volume 6631, 66311A (2007) https://doi.org/10.1117/12.728906

KEYWORDS: Capillaries, Thermography, Infrared imaging, Silver, Endoscopes, Infrared radiation, Er:YAG lasers, Endoscopy, Glasses, Fiber lasers

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Proceedings Article | 8 March 2007 Paper

Er:YAG laser micro-preparation of hard dental tissue

Tat'jana Dostálová, Helena Jelínková, Michal Nemec, Petr Koranda, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6425, 64250G (2007) https://doi.org/10.1117/12.698148

KEYWORDS: Er:YAG lasers, Teeth, Laser dentistry, Laser tissue interaction, Q switching, Q switched lasers, Composites, Tissues, Waveguides, Ultrasonics

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Proceedings Article | 15 February 2007 Paper

Hollow fiber-optic Raman probes for small experimental animals

Takashi Katagiri, Yusuke Hattori, Toshiaki Suzuki, Yuji Matsuura, Hidetoshi Sato

Proceedings Volume 6433, 64330O (2007) https://doi.org/10.1117/12.702664

KEYWORDS: Raman spectroscopy, Stomach, Endoscopes, Microscopes, Optical fibers, Fiber optics, In vivo imaging, Confocal microscopy, Luminescence, Esophagus

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Proceedings Article | 15 February 2007 Paper

Remote FTIR reflectometry for clinical diagnostic using hollow optical-fiber probe

Yuji Matsuura, Saiko Kino

Proceedings Volume 6433, 64330K (2007) https://doi.org/10.1117/12.716791

KEYWORDS: Infrared spectroscopy, Reflectivity, Infrared radiation, FT-IR spectroscopy, Spectroscopy, Reflectometry, Optical fibers, Teeth, Silver, Coating

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Proceedings Article | 15 February 2007 Paper

Hollow infrared fiber with an inorganic inner coating layer with high durability

Katsumasa Iwai, Yi-Wei Shi, Mitsunobu Miyagi, Xiao-Song Zhu, Yuji Matsuura

Proceedings Volume 6433, 64330L (2007) https://doi.org/10.1117/12.724859

KEYWORDS: Silver, Coating, Gas lasers, Infrared radiation, Polymers, Carbon monoxide, Dielectrics, Er:YAG lasers, Glasses, Fiber lasers

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Proceedings Article | 15 February 2007 Paper

Modification of mid-infrared radiation spatial structure caused by COP/Ag hollow waveguide

Michal Nĕmec, Helena Jelínková, Martin Fibrich, Petr Koranda, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6433, 643306 (2007) https://doi.org/10.1117/12.698140

KEYWORDS: Waveguides, Semiconductor lasers, Diodes, Laser systems engineering, Hollow waveguides, Er:YAG lasers, Glasses, Mid-IR, Resonators, Dielectrics

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Proceedings Article | 8 February 2007 Paper

Simultaneous delivery of Er:YAG and Ho:YAG lasers by using hollow optical fibers for endoscopic lithotripsy

Katsumasa Iwai, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 6433, 64330A (2007) https://doi.org/10.1117/12.699794

KEYWORDS: Er:YAG lasers, Calculi, Optical fibers, Calculus, Radiation effects, Laser therapeutics, Fiber lasers, Pulsed laser operation, Endoscopy, Renal calculi

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SPIE Journal Paper | 1 February 2007

Transmission properties of infrared hollow fibers produced by drawing a glass-tube preform

Ryosuke Kasahara, Yuji Matsuura, Takashi Katagiri, Mitsunobu Miyagi

OE, Vol. 46, Issue 02, 025001, (February 2007) https://doi.org/10.1117/12.10.1117/1.2710186

KEYWORDS: Optical fibers, Glasses, Silver, Dielectrics, Infrared radiation, Er:YAG lasers, Coating, Absorption, Optical engineering, Fabrication

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Proceedings Article | 23 October 2006 Paper

Hollow fiber optic probe for in vivo Raman measurement

Takashi Katagiri, Yusuke Hattori, Yuichi Komachi, Yuji Matsuura, Hideo Tashiro, Hidetoshi Sato

Proceedings Volume 6380, 63800X (2006) https://doi.org/10.1117/12.686634

KEYWORDS: Raman spectroscopy, Stomach, In vivo imaging, Endoscopes, Optical fibers, Cancer, Polymethylmethacrylate, Fiber optics, Head, Tissues

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Proceedings Article | 9 October 2006 Paper

Silica nanotaper optics with Bragg-fiber structure

Lin Ma, Takashi Katagiri, Yuji Matsuura

Proceedings Volume 6351, 63510Z (2006) https://doi.org/10.1117/12.688728

KEYWORDS: Silica, Cladding, Silicon, Beam propagation method, Near field, Optical simulations, Single mode fibers, Refractive index, Wave propagation, Nanowires

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Proceedings Article | 17 April 2006 Paper

Generation of powerful 3 microns radiation and its delivery

Miroslav Čech, Michal Němec, Petr Koranda, Helena Jelínkova, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6190, 619016 (2006) https://doi.org/10.1117/12.663624

KEYWORDS: Er:YAG lasers, Resonators, Waveguides, Laser tissue interaction, Q switched lasers, Tissues, Switching, Q switches, Radiation effects, Glasses

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Proceedings Article | 22 February 2006 Paper

Development of the optical biopsy system for small experimental animals

Hidetoshi Sato, Yusuke Hattori, Yusuke Oshima, Yuichi Komachi, Takashi Katagiri, Toru Asakura, Toru Shimosegawa, Yuji Matsuura, Mitsunobu Miyagi, Gen'ichi Kanai, Nobuo Ura, Koji Masutani, Hideo Tashiro

Proceedings Volume 6091, 60910H (2006) https://doi.org/10.1117/12.645842

KEYWORDS: Raman spectroscopy, Stomach, Endoscopes, Blood vessels, Tissues, Cancer, Biopsy, Liquids, Head, Prototyping

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Proceedings Article | 22 February 2006 Paper

Er:YAG laser radiation for soft and hard urological tissue treatment

Petr Koranda, Helena Jelínkova, Michal Němec, Oto Köhler, Pavel Drlík, Jan Pokorný, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6078, 60781E (2006) https://doi.org/10.1117/12.645926

KEYWORDS: Er:YAG lasers, Laser tissue interaction, Q switched lasers, Laser ablation, Waveguides, Tissues, Laser damage threshold, Laser systems engineering, Hollow waveguides, Pulsed laser operation

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Proceedings Article | 15 February 2006 Paper

Bundled hollow-optical fiber for delivery of 30-MW peak power Nd:YAG laser pulses

Yuji Matsuura, Yilmaz Ozgur, Mitsunobu Miyagi

Proceedings Volume 6083, 60830C (2006) https://doi.org/10.1117/12.649174

KEYWORDS: Nd:YAG lasers, Q switched lasers, Medium wave, Optical fibers, Hollow waveguides, Waveguides, Fiber lasers, Infrared lasers, Complex systems, Coating

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Proceedings Article | 15 February 2006 Paper

Hollow-optical fiber probe for confocal Raman endoscopy

Takashi Katagiri, Yuichi Komachi, Yusuke Hattori, Yuji Matsuura, Mitsunobu Miyagi, Hideo Tashiro, Hidetoshi Sato

Proceedings Volume 6083, 60830E (2006) https://doi.org/10.1117/12.645814

KEYWORDS: Raman spectroscopy, Confocal microscopy, Optical fibers, Light scattering, Optical filters, Geometrical optics, Endoscopy, Biopsy, Lens design, Endoscopes

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Proceedings Article | 15 February 2006 Paper

Medical applications of 3 μm delivery waveguide system

Michal Němec, Helena Jelínkova, Petr Koranda, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6083, 60830M (2006) https://doi.org/10.1117/12.645893

KEYWORDS: Waveguides, Tissues, Er:YAG lasers, Glasses, Q switching, Laser systems engineering, Mirrors, Mid-IR, Polymers, Silver

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Proceedings Article | 15 February 2006 Paper

Uniform polymer-film formation in hollow fiber by closed loop-coating method

Katsumasa Iwai, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6083, 60830J (2006) https://doi.org/10.1117/12.649404

KEYWORDS: Gas lasers, Polymers, Coating, Silver, Optical fibers, Carbon monoxide, Fiber lasers, Visible radiation, Polymer optical fibers, Infrared lasers

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Proceedings Article | 15 February 2006 Paper

Selective preparation of hard dental tissue: classical and laser treatments comparison

Tat'jana Dostálov, Helena Jelínkova, Michal Nĕmec, Petr Koranda, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 6137, 61370E (2006) https://doi.org/10.1117/12.647436

KEYWORDS: Er:YAG lasers, Laser tissue interaction, Tissues, Teeth, Laser dentistry, Natural surfaces, Q switching, Laser therapeutics, Composites, Q switched lasers

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Proceedings Article | 26 October 2005 Paper

Interaction of Er:YAG laser radiation with ureter tissue

Helena Jelínkova, Petr Koranda, Michal Němec, Jan Šulc, Oto Köhler, Pavel Drlík, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5968, 59680A (2005) https://doi.org/10.1117/12.660045

KEYWORDS: Er:YAG lasers, Laser tissue interaction, Waveguides, Q switched lasers, Laser ablation, Laser systems engineering, Tissues, Pulsed laser operation, Q switching, Glasses

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SPIE Journal Paper | 1 October 2005

Bundled aluminum hollow-core fibers for delivery of ultraviolet laser beams

Yilmaz Ozgur, Yuji Matsuura, Mitsunobu Miyagi

OE, Vol. 44, Issue 10, 106501, (October 2005) https://doi.org/10.1117/12.10.1117/1.2077047

KEYWORDS: Optical fibers, Aluminum, Ultraviolet radiation, Ozone, Excimer lasers, Optical engineering, Vacuum ultraviolet, Beam shaping, Optical testing, Laser damage threshold

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Proceedings Article | 23 March 2005 Paper

Metal-coated capillary optics for soft x-ray

Yuji Matsuura, Tadaaki Oyama, Mitsunobu Miyagi

Proceedings Volume 5691, (2005) https://doi.org/10.1117/12.596835

KEYWORDS: X-rays, Capillaries, X-ray optics, Nickel, Metals, Coating, Glasses, Silica, Optical fibers, Tungsten

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Proceedings Article | 23 March 2005 Paper

Fragmentation characteristics of various calculi evaluated by using hollow fibers for Er:YAG laser light

Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Seichi Saito, Youichi Arai, Helena Jelinkova

Proceedings Volume 5691, (2005) https://doi.org/10.1117/12.601855

KEYWORDS: Er:YAG lasers, Calculus, Calculi, Optical fibers, Absorption, Laser cutting, Magnesium, Polymers, Laser systems engineering, Silver

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Proceedings Article | 23 March 2005 Paper

Compact hollow glass waveguide system for Er:YAG laser radiation

Helena Jelinkova, Michal Nemec, Petr Koranda, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5691, (2005) https://doi.org/10.1117/12.588933

KEYWORDS: Waveguides, Er:YAG lasers, Glasses, Laser systems engineering, Hollow waveguides, Mid-IR, Polymers, Tissues, Q switching, Silver

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Proceedings Article | 23 March 2005 Paper

Application of hollow glass waveguides in urological treatment

Michal Nemec, Petr Koranda, Helena Jelinkova, Oto Kohler, Pavel Drlik, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5691, (2005) https://doi.org/10.1117/12.588908

KEYWORDS: Er:YAG lasers, Laser tissue interaction, Q switched lasers, Laser ablation, Waveguides, Tissues, Laser systems engineering, Glasses, Laser damage threshold, Pulsed laser operation

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Proceedings Article | 23 March 2005 Paper

Electro-optically Q-switched Er:YAG laser and its application

Petr Koranda, Michal Nemec, Helena Jelinkova, Jan Sulc, Miroslav Cech, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 5777, (2005) https://doi.org/10.1117/12.611042

KEYWORDS: Er:YAG lasers, Q switched lasers, Switching, Electro optics, Resonators, Crystals, Waveguides, Mid-IR, Oscillators, Q switches

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Proceedings Article | 18 January 2005 Paper

Low-loss pilot-beam delivery in hollow optical fiber for high-energy infrared laser light

Yi-Wei Shi, Kentaro Ito, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 5630, (2005) https://doi.org/10.1117/12.573469

KEYWORDS: Optical fibers, Silver, Gas lasers, Carbon monoxide, Polymers, Semiconductor lasers, Visible radiation, Coating, Infrared lasers, Fabrication

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Proceedings Article | 10 September 2004 Paper

Interaction of mid-infrared laser radiation with soft ureter tissue

Helena Jelinkova, Oto Kohler, Michal Nemec, Petr Koranda, Jan Sulc, Pavel Drlik, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura, Milan Kokta, Petr Hrabal

Proceedings Volume 5610, (2004) https://doi.org/10.1117/12.584323

KEYWORDS: Laser tissue interaction, Er:YAG lasers, Tissues, Laser systems engineering, Mid-IR, Natural surfaces, Hollow waveguides, Laser therapeutics, Crystals, Laser crystals

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Proceedings Article | 10 September 2004 Paper

Tooth bleaching using three laser systems, halogen-light unit, and chemical action agents

Tatjana Dostalova, Helena Jelinkova, Devana Housova, Jan Sulc, Michal Nemec, Petr Koranda, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5610, (2004) https://doi.org/10.1117/12.584425

KEYWORDS: Teeth, Alexandrite lasers, Scanning electron microscopy, Er:YAG lasers, Nd:YAG lasers, Laser dentistry, Laser systems engineering, Hydrogen, Tissues, Oxidation

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Proceedings Article | 1 September 2004 Paper

Q-switching of mid-infrared Er:YAG laser and its radiation delivery system

Helena Jelinkova, Petr Koranda, Michal Nemec, Jan Sulc, Miroslav Cech, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5460, (2004) https://doi.org/10.1117/12.544817

KEYWORDS: Er:YAG lasers, Waveguides, Q switches, Switching, Mid-IR, Crystals, Electro optics, Q switching, Polymers, Laser systems engineering

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Proceedings Article | 21 June 2004 Paper

Infrared hollow optical fibers and their applications in medicine

Yi-Wei Shi, Yuji Matsuura, Katsumasa Iwai, Masashi Endo, Takashi Katagiri, Mitsunobu Miyagi

Proceedings Volume 5449, (2004) https://doi.org/10.1117/12.563189

KEYWORDS: Er:YAG lasers, Optical fibers, Carbon dioxide lasers, Calculus, Laser development, Infrared radiation, Silver, Visible radiation, Polymers, Infrared lasers

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Proceedings Article | 10 June 2004 Paper

Hollow waveguide for giant Er:YAG laser pulses transfer

Michal Nemec, Helena Jelinkova, Petr Koranda, Miroslav Cech, Jan Sulc, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5317, (2004) https://doi.org/10.1117/12.525706

KEYWORDS: Waveguides, Er:YAG lasers, Polymers, Hollow waveguides, Polymer multimode waveguides, Glasses, Silver, Q switched lasers, Electro optics, Medicine

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Proceedings Article | 10 June 2004 Paper

Dynamic absorption coefficient of water for high-density Er:YAG laser radiation

Katsumasa Iwai, Masashi Endo, Kentaro Ito, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Helena Jelinkova

Proceedings Volume 5317, (2004) https://doi.org/10.1117/12.531793

KEYWORDS: Er:YAG lasers, Signal attenuation, Absorption, Water, Silica, Beam delivery, Laser energy, Laser tissue interaction, Laser applications, Lamps

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Proceedings Article | 10 June 2004 Paper

Transmission properties of hollow glass fibers for the infrared fabricated by glass-drawing technique

Ryosuke Kasahara, Takashi Katagiri, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 5317, (2004) https://doi.org/10.1117/12.546424

KEYWORDS: Glasses, Optical fibers, Silver, Fabrication, Coating, Infrared radiation, Dielectrics, Mid-IR, Er:YAG lasers, Infrared lasers

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Proceedings Article | 10 June 2004 Paper

Sealed hollow waveguide for catheter-based pulsed photodynamic therapy

Shunichi Sato, Satoko Kawauchi, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 5317, (2004) https://doi.org/10.1117/12.533376

KEYWORDS: Waveguides, Hollow waveguides, Photodynamic therapy, Quartz, Polymer multimode waveguides, Polymers, Silver, Medium wave, Optical parametric oscillators, Optical fibers

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Proceedings Article | 28 May 2004 Paper

Root canal surface after application of an x-ray opaque waveguide

Tatjana Dostalova, Helena Jelinkova, Marie Bartonova, Jan Sulc, Michal Nemec, Petr Koranda, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5313, (2004) https://doi.org/10.1117/12.528851

KEYWORDS: Waveguides, X-rays, Alexandrite lasers, Scanning electron microscopy, Teeth, Er:YAG lasers, Opacity, Laser dentistry, Photography, Hollow waveguides

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Proceedings Article | 10 November 2003 Paper

High-power laser radiation delivery

Helena Jelinkova, Michal Nemec, Jan Sulc, Pavel Cerny, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5120, (2003) https://doi.org/10.1117/12.515843

KEYWORDS: Waveguides, Glasses, Er:YAG lasers, Nd:YAG lasers, High power lasers, Silver, Laser systems engineering, Polymer multimode waveguides, Polymers, Transmittance

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Proceedings Article | 14 October 2003 Paper

Delivery system for a laser medical instrument

Helena Jelinkova, Michal Nemec, Jan Sulc, Pavel Cerny, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 5143, (2003) https://doi.org/10.1117/12.500450

KEYWORDS: Waveguides, Nd:YAG lasers, Glasses, Laser systems engineering, Alexandrite, Er:YAG lasers, Alexandrite lasers, Second-harmonic generation, Optical fibers, Silver

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Proceedings Article | 6 October 2003 Paper

Q-switched Er:YAG radiation transmission through medical COP-coated silver hollow glass waveguide

Nikoletta Anastasopoulou, B. Klinkenberg, Dimitris Papadopoulos, Eirini Papagiakoumou, Alexandros Serafetinides, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 5137, (2003) https://doi.org/10.1117/12.517864

KEYWORDS: Waveguides, Er:YAG lasers, Signal attenuation, Hydrogen fluoride lasers, Q switched lasers, Hollow waveguides, Tissues, Carbon dioxide lasers, Glasses, Q switching

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Proceedings Article | 1 July 2003 Paper

Infrared hollow glass fiber produced by fiber drawing technique

Yuji Matsuura, Ryosuke Kasahara, Takashi Katagiri, Mitsunobu Miyagi

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.478052

KEYWORDS: Glasses, Silver, Waveguides, Dielectrics, Infrared radiation, Metals, Fiber lasers, Infrared lasers, Mid-IR, Refractive index

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Proceedings Article | 1 July 2003 Paper

Status and improvements of the UV laser scalpel

Marco Kohler, Hartmut Dietz, Yuji Matsuura, Mitsunobu Miyagi, Karl-Friedrich Klein, Georg Hillrichs

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.478065

KEYWORDS: Optical fibers, Fiber lasers, Absorption, Ultraviolet radiation, Sensors, Attenuators, Laser applications, Fusion energy, Pulsed laser operation, Tissues

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Proceedings Article | 1 July 2003 Paper

Hollow waveguide delivery system for ophthalmology treatment

Helena Jelinkova, Michal Nemec, Jan Sulc, Miroslav Cech, Mitsunobu Miyagi, Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura, Jiri Pasta

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.478041

KEYWORDS: Er:YAG lasers, Tissues, Waveguides, Eye, Cornea, Sclera, Hollow waveguides, Ophthalmology, Laser ablation, Mid-IR

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Proceedings Article | 1 July 2003 Paper

Calculi fragmentation of Er:YAG laser light through a sealed flexible hollow fiber delivery system

Katsumasa Iwai, Yi-Wei Shi, Koh Nito, Yuji Matsuura, Takao Kasai, Mitsunobu Miyagi, Seichi Saito, Youichi Arai, Naomasa Ioritani, Yoshihide Okagami, Michal Nemec, Jan Sulc, Helena Jelinkova, Miroslav Zavoral, Oto Kohler, Pavel Drlik

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.476798

KEYWORDS: Calculus, Er:YAG lasers, Hollow waveguides, Calculi, Quartz, Fiber lasers, Laser systems engineering, Silver, Laser ablation, Optical fibers

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Proceedings Article | 1 July 2003 Paper

Delivery of high-energy radiation in midinfrared spectral region by hollow waveguides

Michal Nemec, Helena Jelinkova, Jan Sulc, Pavel Cerny, Mitsunobu Miyagi, Katsumasa Iwai, Yukio Abe, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.478044

KEYWORDS: Waveguides, Glasses, Er:YAG lasers, Nd:YAG lasers, Mid-IR, Silver, Hollow waveguides, Polymers, Medicine, Polymer multimode waveguides

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Proceedings Article | 1 July 2003 Paper

Infrared medical laser system with hollow optical fibers

Yoshihide Okagami, Mikinori Nishimura, Junko Oishi, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 4957, (2003) https://doi.org/10.1117/12.485387

KEYWORDS: Laser systems engineering, Gas lasers, Er:YAG lasers, LASIK, Carbon monoxide, Infrared lasers, Laser dentistry, Laser tissue interaction, Fiber lasers, Glasses

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Proceedings Article | 15 October 2002 Paper

YAG laser in ophthalmology

Helena Jelinkova, Jiri Pasta, Jan Sulc, Michal Nemec, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 4903, (2002) https://doi.org/10.1117/12.486631

KEYWORDS: Er:YAG lasers, Laser therapeutics, Nd:YAG lasers, Picosecond phenomena, Eye, Laser systems engineering, Laser tissue interaction, Cornea, Tissues, Ophthalmology

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Proceedings Article | 12 September 2002 Paper

Rugged hollow fiber for the infrared and its use in laser lithotripsy

Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 4916, (2002) https://doi.org/10.1117/12.482940

KEYWORDS: Polymers, Polymer thin films, Calculus, Coating, Er:YAG lasers, Silver, Glasses, Infrared radiation, Fiber lasers, Laser lithotripsy

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SPIE Journal Paper | 1 August 2002

Nd:YAP 1.34 um/1.08 um laser passively mode-locked/Q-switched by V3+:YAG/BDN II saturable absorbers with efficient COP/AG hollow glass waveguide radiation delivery

Helena Jelinkova, Pavel Cerny, Jan Sulc, Jan Jabczynski, Krzysztof Kopczynski, Zygmunt Mierczyk, Mitsunobu Miyagi, Yuji Matsuura, Yi-Wei Shi

OE, Vol. 41, Issue 08, (August 2002) https://doi.org/10.1117/12.10.1117/1.1488161

KEYWORDS: YAG lasers, Waveguides, Resonators, Q switching, Q switched lasers, Mode locking, Glasses, Crystals, Pulsed laser operation, Surgery

SPIE Journal Paper | 1 July 2002

Equivalent complex refractive indices for ray-tracing evaluation of dielectric-coated hollow waveguides

Katsumasa Iwai, Yukio Abe, Yuji Matsuura, Mitsunobu Miyagi

OE, Vol. 41, Issue 07, (July 2002) https://doi.org/10.1117/12.10.1117/1.1485090

KEYWORDS: Refractive index, Hollow waveguides, Metals, Waveguides, Reflectivity, Dielectrics, Silver, Ray tracing, Reflection, Infrared lasers

Proceedings Article | 3 June 2002 Paper

Hollow glass waveguide: x-ray image in root canal system

Tatjana Dostalova, Helena Jelinkova, Jan Sulc, Michal Nemec, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 4610, (2002) https://doi.org/10.1117/12.469312

KEYWORDS: Waveguides, Glasses, X-rays, X-ray imaging, Silver, Teeth, Polymers, Er:YAG lasers, Laser systems engineering, Polymer multimode waveguides

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Proceedings Article | 26 March 2002 Paper

Femtosecond-pulse delivery by hollow fibers

Yuji Matsuura, Mitsunobu Miyagi, Kazuhiko Shihoyama, Masako Kawachi

Proceedings Volume 4616, (2002) https://doi.org/10.1117/12.463802

KEYWORDS: Optical fibers, Femtosecond phenomena, Coating, Glasses, Silver, Fiber lasers, Polymers, Ultrafast phenomena, Capillaries, Metals

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Proceedings Article | 26 March 2002 Paper

Hollow bent output devices in CO2 laser light delivery system

Katsumasa Iwai, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Junko Oishi, Yoshihide Okagami

Proceedings Volume 4616, (2002) https://doi.org/10.1117/12.463808

KEYWORDS: Carbon dioxide lasers, Nickel, Glasses, Polymers, Laser systems engineering, Surgery, Silver, Space operations, Temperature metrology, Metals

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Proceedings Article | 26 March 2002 Paper

Transmission characteristics of sealed hollow waveguides for Er:YAG laser radiation and their application in the ophthalmology

Helena Jelinkova, Michal Nemec, Jan Sulc, Jiri Pasta, Katsumasa Iwai, Yukio Abe, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 4616, (2002) https://doi.org/10.1117/12.463806

KEYWORDS: Waveguides, Glasses, Hollow waveguides, Transmittance, Er:YAG lasers, Silica, Ophthalmology, Laser systems engineering, Tissues, Photography

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Proceedings Article | 26 March 2002 Paper

Flexible beam guiding in a microsurgical UV laser scalpel

Georg Hillrichs, Hartmut Dietz, Martin Ruetting, Stanislaw Schastak, Peter Wiedemann, Yuji Matsuura, Mitsunobu Miyagi, Karl-Friedrich Klein

Proceedings Volume 4616, (2002) https://doi.org/10.1117/12.463813

KEYWORDS: Ultraviolet radiation, Retina, Laser ablation, Optical fibers, Laser damage threshold, Fiber lasers, Laser applications, Signal attenuation, Eye, Beam guidance systems

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Proceedings Article | 26 March 2002 Paper

Hollow-waveguide-based laser-to-ultrasound transducer for drug delivery application

Shunichi Sato, Makoto Ogura, Minoru Obara, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Hiroshi Ashida

Proceedings Volume 4616, (2002) https://doi.org/10.1117/12.463814

KEYWORDS: Tissues, Hollow waveguides, Transducers, Laser applications, Plasma, Waveguides, Acoustics, Ultrasonography, Rhodamine B, Laser tissue interaction

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Proceedings Article | 6 November 2001 Paper

Cylindrical waveguide formed of multilayered film having 1D photonic bandgap structure

Yuji Matsuura, Takashi Katagiri, Mitsunobu Miyagi

Proceedings Volume 4453, (2001) https://doi.org/10.1117/12.447652

KEYWORDS: Waveguides, Dielectrics, Hollow waveguides, Multilayers, Metals, Silver, Nd:YAG lasers, Prototyping, Coating, Capillaries

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Proceedings Article | 4 June 2001 Paper

Pilot beams for polymer-coated silver hollow glass fibers

Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 4253, (2001) https://doi.org/10.1117/12.427928

KEYWORDS: Carbon dioxide lasers, Visible radiation, Optical fibers, Silver, Polymers, Glasses, Fiber lasers, Carbon dioxide, Surface roughness, Er:YAG lasers

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Proceedings Article | 4 June 2001 Paper

Myocardium tissue ablation with hollow-waveguide-delivered near-infrared nanosecond laser pulses

Shunichi Sato, Tsunenori Arai, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Hiroshi Ashida

Proceedings Volume 4253, (2001) https://doi.org/10.1117/12.427917

KEYWORDS: Laser ablation, Waveguides, Laser tissue interaction, Pulsed laser operation, Hollow waveguides, Laser energy, Beam delivery, Laser applications, Tissue optics, Collimation

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Proceedings Article | 4 June 2001 Paper

Delivery of powerful radiation in visible spectral region by special waveguides

Helena Jelinkova, Mitsunobu Miyagi, Jan Sulc, Pavel Cerny, Yi-Wei Shi, Yuji Matsuura, Goro Takada

Proceedings Volume 4253, (2001) https://doi.org/10.1117/12.427909

KEYWORDS: Waveguides, Transmittance, Glasses, Nd:YAG lasers, Alexandrite, Visible radiation, Picosecond phenomena, Second-harmonic generation, Alexandrite lasers, Silver

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Proceedings Article | 4 June 2001 Paper

Hollow fiber delivery of F2-excimer laser light

Yuji Matsuura, Takashi Yamamoto, Mitsunobu Miyagi

Proceedings Volume 4253, (2001) https://doi.org/10.1117/12.427926

KEYWORDS: Fiber lasers, Aluminum, Glasses, Nitrogen, Thin films, Absorption, Laser applications, Laser processing, Surface roughness, Light sources

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Proceedings Article | 21 May 2001 Paper

Ablation effect comparison of solid state midinfrared lasers applied to TMLR

Helena Jelinkova, Michal Nemec, Vaclav Kubecek, Jan Sulc, Daniel Dvoracek, Jan Kvasnicka, Milan Kokta, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 4244, (2001) https://doi.org/10.1117/12.427831

KEYWORDS: Er:YAG lasers, Laser tissue interaction, Laser ablation, Tissues, Solid state lasers, Absorption, Crystals, Injuries, Laser systems engineering, Laser crystals

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Proceedings Article | 1 March 2001 Paper

Sealed hollow fibers for medical Er:YAG lasers

Yuji Matsuura, Shintaro Mohri, Yi-Wei Shi, Mitsunobu Miyagi

Proceedings Volume 4204, (2001) https://doi.org/10.1117/12.417415

KEYWORDS: Optical fibers, Polymers, Polymer thin films, Er:YAG lasers, Absorption, Polymer optical fibers, Optical properties, Laser dentistry, Fiber lasers, Glasses

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Proceedings Article | 1 March 2001 Paper

Infrared laser delivery system using hollow fibers

Yuji Matsuura, Yukio Abe, Shintaro Mohri, Yi-Wei Shi, Mitsunobu Miyagi

Proceedings Volume 4204, (2001) https://doi.org/10.1117/12.417413

KEYWORDS: Optical fibers, Polymers, Laser dentistry, Glasses, Silver, Dielectrics, Infrared lasers, Absorption, Infrared radiation, Laser development

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Proceedings Article | 19 January 2001 Paper

Hollow fiber delivery of Q-switched multiple-order Nd:YAG laser light

Yuji Matsuura, Takashi Yamamoto, Goro Takada, Yi-Wei Shi, Mitsunobu Miyagi

Proceedings Volume 4158, (2001) https://doi.org/10.1117/12.413780

KEYWORDS: Nd:YAG lasers, Silver, Coating, Fiber lasers, Polymers, Glasses, Q switched lasers, Helium, Silica, Fabrication

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Proceedings Article | 19 January 2001 Paper

Polymer-coated silver hollow glass waveguides for delivery of first and second harmonic Nd:YAG laser picosecond pulses

Helena Jelinkova, Pavel Cerny, Jan Sulc, Vaclav Kubecek, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 4158, (2001) https://doi.org/10.1117/12.413781

KEYWORDS: Waveguides, Picosecond phenomena, Signal attenuation, Glasses, Nd:YAG lasers, Silver, Polymer multimode waveguides, Polymers, Hollow waveguides, Laser systems engineering

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Proceedings Article | 16 August 2000 Paper

Hollow fibers for delivery of high-power lasers

Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 4065, (2000) https://doi.org/10.1117/12.407357

KEYWORDS: Optical fibers, Glasses, Excimer lasers, Nd:YAG lasers, Aluminum, Polymers, Coating, Silver, Ultraviolet radiation, Fiber lasers

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Proceedings Article | 7 June 2000 Paper

Er:YAG laser radiation in experimental ophthalmologic applications

Helena Jelinkova, Jiri Pasta, Jan Sulc, Michal Nemec, Mitsunobu Miyagi, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 3908, (2000) https://doi.org/10.1117/12.387537

KEYWORDS: Er:YAG lasers, Eye, Tissues, Sclera, Iris, Cornea, Waveguides, Laser ablation, Laser tissue interaction, Sapphire

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Proceedings Article | 3 May 2000 Paper

Aluminum-hollow fiber delivery system for excimer lasers

Yuji Matsuura, Takashi Yamamoto, Mitsunobu Miyagi

Proceedings Volume 3911, (2000) https://doi.org/10.1117/12.384916

KEYWORDS: Aluminum, Fiber lasers, Glasses, Excimer lasers, Ultraviolet radiation, Metals, Silica, Metalorganic chemical vapor deposition, Hollow waveguides, Refractive index

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Proceedings Article | 3 May 2000 Paper

Nd:YAG picosecond pulse delivery by cyclic olefin polymer-coated silver hollow glass waveguide

Helena Jelinkova, Mitsunobu Miyagi, Pavel Cerny, Jan Sulc, Yi-Wei Shi, Yuji Matsuura

Proceedings Volume 3911, (2000) https://doi.org/10.1117/12.384913

KEYWORDS: Waveguides, Picosecond phenomena, Glasses, Polymer multimode waveguides, Polymers, Silver, Hollow waveguides, Nd:YAG lasers, Laser systems engineering, High power lasers

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Proceedings Article | 3 May 2000 Paper

Polymer-coated hollow fibers for medical infrared lasers: fabrication, transmission, and end sealing

Yi-Wei Shi, Yukio Abe, Shintaro Mohri, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3911, (2000) https://doi.org/10.1117/12.384912

KEYWORDS: Er:YAG lasers, Polymers, Optical fibers, Glasses, Carbon dioxide lasers, Infrared lasers, Silver, Coating, Nd:YAG lasers, Refractive index

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Proceedings Article | 3 May 2000 Paper

Vacuum-cored hollow waveguide for high-energy high-intensity laser transmission and its application to biological tissue ablation

Shunichi Sato, Tsunenori Arai, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi, Hiroshi Ashida

Proceedings Volume 3911, (2000) https://doi.org/10.1117/12.384917

KEYWORDS: Waveguides, Laser ablation, Hollow waveguides, Laser energy, Laser tissue interaction, Coating, Nd:YAG lasers, Q switched lasers, Laser damage threshold, Laser induced damage

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Proceedings Article | 14 April 2000 Paper

Hollow fibers for Nd:YAG and excimer lasers

Yuji Matsuura, Takashi Yamamoto, Goro Takada, Mitsunobu Miyagi

Proceedings Volume 3927, (2000) https://doi.org/10.1117/12.382060

KEYWORDS: Optical fibers, Excimer lasers, Nd:YAG lasers, Glasses, Coating, Aluminum, Silver, Fiber lasers, Ultraviolet radiation, Polymers

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Proceedings Article | 10 December 1999 Paper

Delivery of high-energy infrared laser pulses by polymer-coated hollow fibers

Yuji Matsuura, Konosuke Hanamoto, Yi-Wei Shi, Yukio Abe, Mitsunobu Miyagi

Proceedings Volume 3849, (1999) https://doi.org/10.1117/12.372795

KEYWORDS: Polymers, Optical fibers, Nd:YAG lasers, Er:YAG lasers, Silver, Dielectrics, Polymer thin films, Infrared lasers, Coating, Pulsed laser operation

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Proceedings Article | 10 December 1999 Paper

Hollow-core lensed-taper launching coupler for Er:YAG laser light

Yuji Matsuura, Masaru Yaegashi, Mitsunobu Miyagi

Proceedings Volume 3849, (1999) https://doi.org/10.1117/12.372797

KEYWORDS: Waveguides, Optical fibers, Er:YAG lasers, Glasses, Silver, Polymers, Hollow waveguides, Infrared radiation, Coating, Polymer multimode waveguides

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Proceedings Article | 23 June 1999 Paper

Hollow fibers for high-power lasers

Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3609, (1999) https://doi.org/10.1117/12.351067

KEYWORDS: Optical fibers, Carbon dioxide lasers, Polymers, Nd:YAG lasers, Silver, High power lasers, Infrared lasers, Dielectrics, Glasses, Absorption

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Proceedings Article | 21 April 1999 Paper

Hollow fiber delivery of ArF and KrF excimer laser light

Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3596, (1999) https://doi.org/10.1117/12.346704

KEYWORDS: Aluminum, Excimer lasers, Glasses, Ultraviolet radiation, Chemical vapor deposition, Thin films, Fiber lasers, Surface roughness, Silver, Thin film deposition

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Proceedings Article | 21 April 1999 Paper

Smart polymer-coated hollow fibers

Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3596, (1999) https://doi.org/10.1117/12.346723

KEYWORDS: Er:YAG lasers, Optical fibers, Carbon dioxide lasers, Polymers, Silver, Visible radiation, Signal attenuation, Glasses, Gaussian beams, Coating

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Proceedings Article | 21 April 1999 Paper

Hollow-waveguide-based transmission of a Q-switched Nd:YAG laser beam for biological tissue ablation

Shunichi Sato, Hiroshi Ashida, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3596, (1999) https://doi.org/10.1117/12.346726

KEYWORDS: Waveguides, Nd:YAG lasers, Hollow waveguides, Laser energy, Q switched lasers, Silver, Laser tissue interaction, Laser ablation, Energy efficiency, Laser applications

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Proceedings Article | 15 January 1999 Paper

New cyclic olefin polymer-coated silver hollow glass waveguides for the near-infrared to mid-infrared

Yi-Wei Shi, Konosuke Hanamoto, You Wang, Yukio Abe, Yuji Matsuura, Shunichi Sato, Mitsunobu Miyagi

Proceedings Volume 3570, (1999) https://doi.org/10.1117/12.336914

KEYWORDS: Waveguides, Glasses, Gas lasers, Polymers, Silver, Er:YAG lasers, Polymer multimode waveguides, Nd:YAG lasers, Carbon monoxide, Carbon dioxide lasers

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Proceedings Article | 15 January 1999 Paper

Lensed-taper launching coupler for high-energy Er:YAG laser

Yuji Matsuura, Hajime Hiraga, Mitsunobu Miyagi

Proceedings Volume 3570, (1999) https://doi.org/10.1117/12.336917

KEYWORDS: Er:YAG lasers, Silver, Glasses, Coating, Polymers, Carbon dioxide lasers, Signal attenuation, Laser development, Hollow waveguides, Waveguide lasers

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Proceedings Article | 15 January 1999 Paper

Pulsed 3-um laser radiation transmission through hollow plastic and hollow glass waveguides

Alexander Serafetinides, Kenneth Rickwood, Eugenia Fabrikesi, Giorgos Chourdakis, Nikoletta Anastasopoulou, Yuji Matsuura, Yi-Wei Shi, Mitsunobu Miyagi, Nathan Croitoru

Proceedings Volume 3570, (1999) https://doi.org/10.1117/12.336931

KEYWORDS: Waveguides, Er:YAG lasers, Glasses, Hydrogen fluoride lasers, Laser energy, Silver, Laser tissue interaction, Pulsed laser operation, Silica, Polymer multimode waveguides

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Proceedings Article | 14 September 1998 Paper

High-power hollow fibers

Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3343, (1998) https://doi.org/10.1117/12.321621

KEYWORDS: Polymers, Polymer thin films, Carbon dioxide lasers, Silver, Gas lasers, Glasses, Nd:YAG lasers, Fiber lasers, Infrared lasers, Dielectrics

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Proceedings Article | 5 June 1998 Paper

Fabrication of cyclic olefin polymer (COP)-coated silver hollow glass waveguides for the infrared

Yi-Wei Shi, You Wang, Yukio Abe, Yuji Matsuura, Mitsunobu Miyagi, Hiroshi Uyama, Manabu Taniwaki, Shunichi Sato

Proceedings Volume 3262, (1998) https://doi.org/10.1117/12.309461

KEYWORDS: Waveguides, Silver, Glasses, Er:YAG lasers, Hollow waveguides, Gas lasers, Infrared radiation, Polymers, Carbon dioxide lasers, Coating

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Proceedings Article | 5 June 1998 Paper

Fabrication of hollow fibers for CO2 laser by using MOCVD method

Yuji Matsuura, Daisuke Miura, Mitsunobu Miyagi

Proceedings Volume 3262, (1998) https://doi.org/10.1117/12.309464

KEYWORDS: Waveguides, Metals, Oxides, Carbon dioxide lasers, Metalorganic chemical vapor deposition, Dielectrics, Hollow waveguides, Signal attenuation, Silver, Chemical vapor deposition

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Proceedings Article | 1 January 1998 Paper

Beam homogenizer for infrared hollow waveguides using silver-halide fiber tip

Yuji Matsuura, Mitsunobu Miyagi, Alla German, Lev Nagli, Abraham Katzir

Proceedings Volume 3199, (1998) https://doi.org/10.1117/12.301098

KEYWORDS: Hollow waveguides, Infrared radiation, Waveguides, Beam homogenizers, Solids, Imaging infrared seeker, Infrared cameras, Carbon dioxide lasers, Infrared astronomy, Infrared lasers

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Proceedings Article | 1 January 1998 Paper

Transmission characteristics of fluorocarbon-polymer-coated silver hollow glass waveguides for Er:YAG laser light

You Wang, Yi-Wei Shi, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 3199, (1998) https://doi.org/10.1117/12.301135

KEYWORDS: Waveguides, Hollow waveguides, Er:YAG lasers, Glasses, Silver, Coating, Signal attenuation, Polymer multimode waveguides, Polymers, Waveguide lasers

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Proceedings Article | 18 April 1997 Paper

Lensed taper coupler for hollow waveguides

Hajime Hiraga, Yuji Matsuura, You Wang, Yuji Kato, Mitsunobu Miyagi, Shin-ichi Abe, Shinji Onodera

Proceedings Volume 2977, (1997) https://doi.org/10.1117/12.271026

KEYWORDS: Waveguides, Hollow waveguides, Signal attenuation, Glasses, Tolerancing, Infrared lasers, Chemical reactions, Light sources, Carbon dioxide lasers, Laser systems engineering

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Proceedings Article | 18 April 1997 Paper

Fabrication of robust hollow waveguide devices for Er:YAG laser light

You Wang, Hajime Hiraga, Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 2977, (1997) https://doi.org/10.1117/12.271024

KEYWORDS: Waveguides, Silver, Hollow waveguides, Er:YAG lasers, Glasses, Liquids, Polymer multimode waveguides, Polymers, Laser therapeutics, Coating

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Proceedings Article | 4 April 1997 Paper

Hollow fiber beam delivery systems

Mitsunobu Miyagi, Yuji Matsuura

Proceedings Volume 3092, (1997) https://doi.org/10.1117/12.270197

KEYWORDS: Metals, Fiber lasers, Carbon dioxide lasers, Glasses, High power lasers, Dielectrics, Silver, Sapphire, Beam delivery, Structured optical fibers

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SPIE Journal Paper | 1 December 1996

Evaluation of gold, silver, and dielectric-coated hollow glass waveguides

Kaori Matsuura, Yuji Matsuura, James Harrington

OE, Vol. 35, Issue 12, (December 1996) https://doi.org/10.1117/12.10.1117/1.601101

KEYWORDS: Silver, Gold, Glasses, Waveguides, Coating, Hollow waveguides, Dielectrics, Plating, Visible radiation, Oxidation

Proceedings Article | 5 April 1996 Paper

Hollow glass waveguides with CVD-deposited metal and dielectric coatings

Yuji Matsuura, James Harrington

Proceedings Volume 2677, (1996) https://doi.org/10.1117/12.237567

KEYWORDS: Waveguides, Molybdenum, Dielectrics, Chemical vapor deposition, Glasses, Metals, Fabrication, Hollow waveguides, Infrared radiation, Hydrogen

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Proceedings Article | 1 May 1995 Paper

Review of hollow waveguide technology

James Harrington, Yuji Matsuura

Proceedings Volume 2396, (1995) https://doi.org/10.1117/12.208395

KEYWORDS: Waveguides, Glasses, Carbon dioxide lasers, Hollow waveguides, Dielectrics, Er:YAG lasers, Metals, Silver, Sapphire, Signal attenuation

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Proceedings Article | 1 February 1994 Paper

Fabrication and transmission properties of ZnS-coated Ag waveguides for Er:YAG, CO, and CO2 laser light

Yuji Matsuura, Toshiaki Kameno, Mitsunobu Miyagi

Proceedings Volume 2084, (1994) https://doi.org/10.1117/12.167287

KEYWORDS: Waveguides, Gas lasers, Carbon dioxide lasers, Er:YAG lasers, Silver, Carbon monoxide, Zinc, Aluminum, Glasses, Dielectrics

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Proceedings Article | 1 January 1992 Paper

ZnSe-coated Ag waveguide for CO2 laser light transmission

Yuji Matsuura, Mitsunobu Miyagi

Proceedings Volume 1591, (1992) https://doi.org/10.1117/12.56590

KEYWORDS: Waveguides, Silver, Aluminum, Carbon dioxide lasers, Infrared radiation, Sputter deposition, Signal attenuation, Fiber optics, Dielectrics, Surface finishing

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Proceedings Article | 1 May 1990 Paper

Hollow IR waveguides

Mitsunobu Miyagi, Akihito Hongo, Yuji Matsuura

Proceedings Volume 1228, (1990) https://doi.org/10.1117/12.18624

KEYWORDS: Waveguides, Dielectrics, Hollow waveguides, Glasses, Infrared radiation, Refractive index, Fiber optics, Optical fibers, Carbon dioxide lasers, Signal attenuation

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Showing 5 of 173 publications

Conference Committee Involvement (30)

Optical Fibers and Sensors for Medical Diagnostics, Treatment and Environmental Applications XXV

25 January 2025 | San Francisco, California, United States