Dr. Zuntu Xu Profile

Dr. Zuntu Xu

at Coherent Corp

SPIE Involvement:

Author

Publications (17)

Proceedings Article | 13 March 2019 Presentation

High power 808nm to 1060nm CW and QCW laser diode bars (Conference Presentation)

Guoli Liu, Sami Lehkonen, Zuntu Xu, Jingwei Li, Heiko Winhold, Sergei Govorkov, Heiko Kissel, Jens Biesenbach

Proceedings Volume 10900, 109000B (2019) https://doi.org/10.1117/12.2523782

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Proceedings Article | 4 March 2019 Paper

High power widely tunable optically pumped semiconductor lasers

Yanbo Bai, Zuntu Xu, Eli Weiss, Christian Scholz, Juan Chilla, Andreas Diening

Proceedings Volume 10901, 1090104 (2019) https://doi.org/10.1117/12.2513486

KEYWORDS: Quantum wells, Semiconductor lasers, Tunable lasers, Optical pumping, High power lasers, Optical microcavities, Reflectivity, Distributed Bragg reflectors, Refractive index, Antireflective coatings

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Proceedings Article | 15 February 2018 Paper

AlGaAs-based optically pumped semiconductor lasers

Yanbo Bai, Zuntu Xu, Yong Lin, Jeffrey Wisdom, Christian Scholz, Eli Weiss, Juan Chilla, Andreas Diening

Proceedings Volume 10515, 105150E (2018) https://doi.org/10.1117/12.2291082

KEYWORDS: Semiconductor lasers, Quantum wells, Optical pumping, Continuous wave operation

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Proceedings Article | 24 February 2017 Paper

High power single lateral mode 1050 nm laser diode bar

Guoli Liu, Jingwei Li, Li Fan, Zuntu Xu, John Morales, David Schleuning, Zhixi Bian, Michael Peters, Heiko Winhold, Bruno Acklin

Proceedings Volume 10086, 100860Y (2017) https://doi.org/10.1117/12.2269237

KEYWORDS: Electro optics, High power lasers, Semiconductor lasers, Quantum wells, Internal quantum efficiency, Packaging, Quantum efficiency, Reliability, Mirrors

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Proceedings Article | 10 March 2016 Paper

Advances in optically pumped semiconductor lasers for blue emission under frequency doubling

Yanbo Bai, Jeffrey Wisdom, John Charles, Patrick Hyland, Christian Scholz, Zuntu Xu, Yong Lin, Eli Weiss, Juan Chilla, Arnaud Lepert

Proceedings Volume 9734, 97340Q (2016) https://doi.org/10.1117/12.2220045

KEYWORDS: Semiconductor lasers, Optical pumping, High power lasers, Electrons, Quantum wells, Laser damage threshold, Optical resonators, Scanning tunneling microscopy

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Proceedings Article | 4 March 2016 Paper

A fiber-coupled 9xx module with tap water cooling

D. Schleuning, D. Anthon, A. Chryssis, G. Ryu, G. Liu, H. Winhold, L. Fan, Z. Xu, T. Tanbun-Ek, S. Lehkonen, B. Acklin

Proceedings Volume 9733, 973308 (2016) https://doi.org/10.1117/12.2208303

KEYWORDS: Semiconductor lasers, Packaging, Fiber lasers, Reliability, Diodes, Laser development, Optical fibers, Modulation, Novel fiber development, Fiber coupled lasers

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Proceedings Article | 4 March 2016 Paper

Improved long wavelength 14xx and 19xx nm InGaAsp/InP lasers

T. Tanbun-Ek, R. Pathak, Z. Xu, H. Winhold, F. Zhou, M. Peters, D. Schleuning, B. Acklin

Proceedings Volume 9733, 973307 (2016) https://doi.org/10.1117/12.2209723

KEYWORDS: High power lasers, Laser safety, Semiconductor lasers, Eye, Laser development, Diodes, Reliability, Laser welding, Aluminum nitride, Laser bonding, Indium, Semiconducting wafers

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Proceedings Article | 13 February 2008 Paper

High power high brightness single emitter laser diodes at Axcel Photonics

Wei Gao, Zuntu Xu, Lisen Cheng, Kejian Luo, Kun Shen, Andre Mastrovito

Proceedings Volume 6876, 68761F (2008) https://doi.org/10.1117/12.763108

KEYWORDS: Semiconductor lasers, Waveguides, High power lasers, Near field optics, Continuous wave operation, Cladding, Reliability, Aluminum, Photonics, Doping

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Proceedings Article | 29 January 2008 Paper

Highly reliable, high-brightness 915nm laser diodes for fiber laser applications

Zuntu Xu, Wei Gao, Lisen Cheng, Kejian Luo, Kun Shen, Andre Mastrovito

Proceedings Volume 6909, 69090Q (2008) https://doi.org/10.1117/12.763335

KEYWORDS: Lab on a chip, Semiconductor lasers, Near field, Near field optics, Reliability, Fiber lasers, Laser damage threshold, High power lasers, Waveguides, Quantum wells

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Proceedings Article | 7 February 2007 Paper

High-power highly reliable single emitter laser diodes at 808 nm

Wei Gao, Zuntu Xu, Lisen Cheng, Kejian Luo, Andre Mastrovito, Kun Shen

Proceedings Volume 6456, 64560B (2007) https://doi.org/10.1117/12.701612

KEYWORDS: Semiconductor lasers, Diodes, Continuous wave operation, High power lasers, Waveguides, Quantum wells, Reliability, Surgery, Cladding, Solid state lasers

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Proceedings Article | 17 March 2005 Paper

High-power 1060-nm InGaAs/GaAs single-mode laser diodes

Wei Gao, Andre Mastrovito, Kejian Luo, Lisen Cheng, Alan Nelson, Tom Yang, Zuntu Xu

Proceedings Volume 5711, (2005) https://doi.org/10.1117/12.588772

KEYWORDS: Quantum wells, Semiconductor lasers, Indium gallium arsenide, High power lasers, Waveguides, Doping, Near field optics, Reliability, Gallium arsenide, Fiber lasers

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Proceedings Article | 1 June 2004 Paper

Reliable high-power single-mode GaAlAs/GaAs laser diodes mounted epi-side up

Aland Chin, Zuntu Xu, Kejian Luo, Lisen Cheng, Al Nelson, Wei Gao

Proceedings Volume 5336, (2004) https://doi.org/10.1117/12.528342

KEYWORDS: Semiconductor lasers, Laser welding, High power lasers, Diodes, Gold, Tin, Laser applications, Reliability, Fiber coupled lasers, Laser bonding

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Proceedings Article | 11 May 2004 Paper

Low-divergence-angle 808-nm GaAlAs/GaAs laser diode using an asymmetric-cladding structure

Zuntu Xu, Wei Gao, Brad Siskavich, Alan Nelson, Lisen Cheng, Kejian Luo, Hyo Kim, Zhiping Wang, Aland Chin

Proceedings Volume 5365, (2004) https://doi.org/10.1117/12.528329

KEYWORDS: Semiconductor lasers, Cladding, Near field optics, Waveguides, Laser damage threshold, Structural design, Absorption, Reliability, Free space optics, Near field

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Proceedings Article | 3 July 2003 Paper

High-power single-mode 915-nm InAlGaAs quantum-well lasers grown by MOCVD

Zuntu Xu, Wei Gao, Alan Nelson, Kejian Luo, Haiquan Yang, Lisen Cheng, Brad Siskavich, Zhiping Wang, Aland Chin

Proceedings Volume 4995, (2003) https://doi.org/10.1117/12.475751

KEYWORDS: Quantum wells, Waveguides, Near field optics, Doping, Cladding, High power lasers, Metalorganic chemical vapor deposition, Semiconductor lasers, Absorption, Carbon

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Proceedings Article | 19 June 2003 Paper

Failure-mode analysis of high-power single-mode 980-nm pump laser diodes

Aland Chin, Zhiping Wang, Kejian Luo, Alan Nelson, Zuntu Xu

Proceedings Volume 4993, (2003) https://doi.org/10.1117/12.473280

KEYWORDS: Semiconductor lasers, Electroluminescence, Failure analysis, Semiconductors, Microscopy, Coating, Chemical analysis, Gold, Wet etching, Nondestructive evaluation

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Proceedings Article | 19 June 2003 Paper

Long-term reliability of high-power single-mode 980-nm pump laser diodes

Kejian Luo, Aland Chin, Zuntu Xu, Alan Nelson, Wei Gao

Proceedings Volume 4993, (2003) https://doi.org/10.1117/12.473282

KEYWORDS: Semiconductor lasers, Reliability, High power lasers, Fiber lasers, Waveguides, Optical amplifiers, Dense wavelength division multiplexing, Fiber optic communications, Fiber couplers

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Proceedings Article | 29 August 2002 Paper

Low-divergence high-power 980-nm single-mode diode lasers with asymmetric epitaxial structure

Wei Gao, Zuntu Xu, Alan Nelson, Kejian Luo, JunZuo Wan, Haiquan Yang, Lisen Cheng, Aland Chin

Proceedings Volume 4905, (2002) https://doi.org/10.1117/12.480997

KEYWORDS: Waveguides, Semiconductor lasers, Near field optics, High power lasers, Absorption, Single mode fibers, Diodes, Aluminum, Thermal effects, Cladding

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Showing 5 of 17 publications

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