Dr. Rex E. Gerald Profile

Dr. Rex E. Gerald

at Missouri Univ of Science and Technology

SPIE Involvement:

Author

Publications (11)

Proceedings Article | 10 June 2024 Presentation + Paper

Distributed fiber optic sensors for applications in electric arc furnaces

Ogbole Inalegwu, Rony Kumer Saha, Yeshwanth Reddy Mekala, Farhan Mumtaz, Ronald O'Malley, Rex Gerald, Jie Huang

Proceedings Volume 13044, 130440A (2024) https://doi.org/10.1117/12.3014039

KEYWORDS: Fiber Bragg gratings, Anodes, Sensors, Temperature metrology, Temperature distribution, Optical fibers, Safety, Fiber optics sensors, Spatial resolution, Single mode fibers

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Proceedings Article | 7 June 2024 Presentation + Paper

Distributed sapphire fiber sensors for steel-making industrial applications

Farhan Mumtaz, Hanok Tekle, Bohong Zhang, Jeffrey D. Smith, Ronald J. O'Malley, Rex Gerald, Jie Huang

Proceedings Volume 13044, 1304407 (2024) https://doi.org/10.1117/12.3014035

KEYWORDS: Fiber Bragg gratings, Sapphire, Sensors, Thermal stability, Industrial applications, Annealing, Fiber optics sensors, Signal to noise ratio, Industry, Crystals

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Proceedings Article | 7 June 2024 Presentation + Paper

Highly cascaded first-order fiber Bragg gratings in highly multimode optical fibers for distributed temperature sensing under harsh environment conditions

Farhan Mumtaz, Hanok Tekle, Bohong Zhang, Jeffrey D. Smith, Ronald J. O'Malley, Rex Gerald, Jie Huang

Proceedings Volume 13044, 130440F (2024) https://doi.org/10.1117/12.3013985

KEYWORDS: Fiber Bragg gratings, Sapphire, Multimode fibers, Reflectivity, Fabrication, Optical fibers, Femtosecond phenomena, Reflection, Silica, Thermal stability

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Proceedings Article | 7 June 2024 Presentation + Paper

Enhancing aluminum casting efficiency through real-time optical fiber sensor monitoring at the metal-mold interface

Bohong Zhang, Abhishek Prakash Hungund, Ronald O'Malley, Laura Bartlett, Farhan Mumtaz, Rex Gerald, Jie Huang

Proceedings Volume 13044, 1304409 (2024) https://doi.org/10.1117/12.3013491

KEYWORDS: Solids, Aluminum, Temperature metrology, Metals, Optical fibers, Fiber optics sensors, Shrinkage, Interfaces, Reflection, Optical sensing, Fabry Perot interferometers, Rayleigh scattering

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Proceedings Article | 7 June 2024 Presentation + Paper

Development of an immersion fiber optic Raman probe for real-time analysis of molten materials

Bohong Zhang, Hanok Tekle, Ronald O'Malley, Jeffrey Smith, Farhan Mumtaz, Rex Gerald, Jie Huang

Proceedings Volume 13044, 1304408 (2024) https://doi.org/10.1117/12.3013583

KEYWORDS: Raman spectroscopy, Copper, Fiber optics, Fiber optics sensors, High temperature raman spectroscopy, Materials properties, Deconvolution, Chemical analysis, Telescopes, Biological samples

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Proceedings Article | 15 June 2023 Poster

Development of a fluorescent-based miniaturized fiber optic pH sensor

Bohong Zhang, Farhan Mumtaz, Muhammad Roman, Dinesh Alla, Rex Gerald, Jie Huang

Proceedings Volume 12532, 125320X (2023) https://doi.org/10.1117/12.2663886

KEYWORDS: Signal attenuation, Fiber optics sensors, Fiber optics, Sensors, Luminescence, Optical fibers, Optical fabrication, Multimode fibers, Cladding, Glasses

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Proceedings Article | 14 June 2023 Presentation + Paper

Demonstration of miniaturized LIG electrodes for temperature and ECG sensing using a femtosecond laser

Homayoon Soleimani Dinani, Tatianna Reinbolt, Rex Gerald, Jie Huang

Proceedings Volume 12548, 1254808 (2023) https://doi.org/10.1117/12.2664082

KEYWORDS: Electrodes, Graphene, Fabrication, Electrocardiography, Wearable devices, Sensors, Miniaturization, Signal detection, Scanning electron microscopy, Femtosecond phenomena

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Proceedings Article | 13 June 2023 Presentation + Paper

Structural analysis of molten materials by a remote fiber optic Raman sensor

Bohong Zhang, Hanok Tekle, Ronald O'Malley, Todd Sander, Jeffrey Smith, Rex Gerald, Jie Huang

Proceedings Volume 12532, 125320N (2023) https://doi.org/10.1117/12.2663853

KEYWORDS: Raman spectroscopy, Fiber optics, Silica, High temperature raman spectroscopy, Deconvolution, Telescopes, Fiber optics sensors, Chemical composition, Statistical analysis, Materials properties

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Proceedings Article | 13 June 2023 Presentation + Paper

Modifiable porous silica microsphere optical sensor for chemical detection

Ryan O'Malley, Bohong Zhang, Farhan Mumtaz, Thomas Spudich, Rex Gerald, Jie Huang

Proceedings Volume 12532, 125320T (2023) https://doi.org/10.1117/12.2664094

KEYWORDS: Microspheres, Silica, Sensors, Porosity, Refractive index, Adhesives, Microscopes, Biological and chemical sensing, Optical fibers

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SPIE Journal Paper | 3 April 2019

Distributed fiber-optic pressure sensor based on Bourdon tubes metered by optical frequency-domain reflectometry

Chen Zhu, Yiyang Zhuang, Yizheng Chen, Rex Gerald, Jie Huang

OE, Vol. 58, Issue 07, 072010, (April 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.7.072010

KEYWORDS: Single mode fibers, Sensors, Fiber optics sensors, Backscatter, Fiber optics, Reflectometry, Optical fibers, Epoxies, Geometrical optics, Capillaries

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SPIE Journal Paper | 5 February 2019

Spatially continuous strain monitoring using distributed fiber optic sensors embedded in carbon fiber composites

Sasi Jothibasu, Yang Du, Sudharshan Anandan, Gurjot Dhaliwal, Rex Gerald, Steve Watkins, K. Chandrashekhara, Jie Huang

OE, Vol. 58, Issue 07, 072004, (February 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.7.072004

KEYWORDS: Composites, Optical fibers, Fiber optics sensors, Sensors, Temperature metrology, Fiber optics, Carbon, Spatial resolution, Optical testing, Optical engineering

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Showing 5 of 11 publications

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