Dr. Sang-Yeon Cho Profile

Dr. Sang-Yeon Cho

Researcher Scientist at DEVCOM Army Research Lab

SPIE Involvement:

Conference Program Committee | Author

Publications (16)

Proceedings Article | 13 March 2024 Presentation

Nonlinear metasurfaces for all-optical signal processing

Sang-Yeon Cho, Weimin Zhou, Andrea Alu, Jason Sun, Charles Pelzman

Proceedings Volume PC12897, PC128970S (2024) https://doi.org/10.1117/12.3003254

KEYWORDS: Nonlinear optics, All optical signal processing, Semiconductors, Optical bistability, Light-matter interactions, Ultrafast phenomena, Signal intensity, Refractive index, Optical logic, Free space optics

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Proceedings Article | 17 March 2023 Presentation

All-dielectric meta-optic diodes

Sang-Yeon Cho, Michele Cotrufo, Andrea Alù, Jason Sun, Weimin Zhou

Proceedings Volume PC12432, PC124320G (2023) https://doi.org/10.1117/12.2648435

KEYWORDS: Diodes, Signal processing, Resonators, Kerr effect, Dielectrics, Transmittance, Semiconductors, Optical switching, Optical isolators, Numerical analysis

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Proceedings Article | 5 March 2022 Presentation + Paper

Quasi-bound states in resonant dielectric metastructures for integrated photonics

Sang-Yeon Cho, Andrea Alù, Weimin Zhou, Jason Sun

Proceedings Volume 12011, 1201103 (2022) https://doi.org/10.1117/12.2608316

KEYWORDS: Resonators, Waveguides, Light scattering, Integrated photonics

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Proceedings Article | 5 March 2021 Presentation + Paper

Bound states in the continuum in silicon integrated photonic devices

Sang-Yeon Cho, Stephen Anderson, Weimin Zhou

Proceedings Volume 11695, 1169518 (2021) https://doi.org/10.1117/12.2580721

KEYWORDS: Silicon, Silicon photonics, Integrated photonics, Waveguides, Waveguide modes, System integration, Photonic devices, Optical storage, Optical modulators, Optical filters

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SPIE Journal Paper | 27 February 2021 Open Access

Developing a chip-scale optical clock

Weimin Zhou, James Cahill, Jimmy Ni, Andrew Deloach, Sang-Yeon Cho, Stephen Anderson, Tanvir Mahmood, Patrick Sykes, Wendy Sarney, Asher Leff

OE, Vol. 60, Issue 02, 027107, (February 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.2.027107

KEYWORDS: Interferometers, Resonators, Microwave radiation, Waveguides, Optical clocks, Silicon, Clocks, Cladding, Metamaterials, Optical engineering

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Proceedings Article | 4 May 2016 Paper

Index of refraction estimation from Stokes parameters with diffuse scattering consideration

Hanyu Zhan, David Voelz, Sang-Yeon Cho

Proceedings Volume 9853, 985304 (2016) https://doi.org/10.1117/12.2223951

KEYWORDS: Scattering, Refractive index, Copper, Polymethylmethacrylate, Light scattering, Platinum, Gold, Statistical analysis, Target detection, Surface roughness

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Proceedings Article | 1 September 2015 Paper

Polarization-based complex index of refraction estimation with diffuse scattering consideration

Hanyu Zhan, David Voelz, Xifeng Xiao, Sang-Yeon Cho

Proceedings Volume 9613, 96130Y (2015) https://doi.org/10.1117/12.2188281

KEYWORDS: Scattering, Refractive index, Polarization, Copper, Light scattering, Platinum, Reflection, Polymethylmethacrylate, Dielectrics, Metals

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Proceedings Article | 21 May 2011 Paper

A high fill-factor high-SNR CMOS image sensor for IR camera applications

Varun Shenoy, Daniel McBride, Sungyong Jung, Hyejin Moon, Sang-Yeon Cho

Proceedings Volume 8012, 80120J (2011) https://doi.org/10.1117/12.884212

KEYWORDS: Signal to noise ratio, Readout integrated circuits, Photodiodes, CMOS sensors, Infrared cameras, Infrared imaging, Capacitors, Mirrors, Infrared sensors, Cameras

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Proceedings Article | 12 February 2008 Paper

Chip scale integrated planar photonics

Nan Jokerst, Sang-Yeon Cho, Martin Brooke, Lin Luan

Proceedings Volume 6897, 68970E (2008) https://doi.org/10.1117/12.768250

KEYWORDS: Thin films, Thin film devices, Waveguides, Photodetectors, Silicon, Microfluidics, Integrated optics, Polymers, Polymer thin films, Semiconductors

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Proceedings Article | 7 February 2008 Paper

Chip scale integrated microresonators for sensing applications

Nan Jokerst, Sang-Yeon Cho, Lin Luan, Matthew Royal, Sabarni Palit

Proceedings Volume 6872, 68720Q (2008) https://doi.org/10.1117/12.779895

KEYWORDS: Microresonators, Waveguides, Sensors, Thin films, Photodetectors, Polymers, Thin film devices, Silicon, Sensing systems, Photomicroscopy

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Proceedings Article | 7 April 2005 Paper

Pulse response tuning of high-speed InGaAs thin film MSM photodetector using external RCL loads

Sang-Woo Seo, Sang-Yeon Cho, Sa Huang, Nan Jokerst, April Brown

Proceedings Volume 5726, (2005) https://doi.org/10.1117/12.592246

KEYWORDS: Photodetectors, Capacitance, Inductance, Resistance, Thin films, Microwave radiation, Metals, Indium gallium arsenide, Picosecond phenomena, Semiconductors

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Proceedings Article | 7 April 2005 Paper

High speed optical signal distribution using fully embedded thin film MSM photodetectors in multimode interference couplers

Sang-Yeon Cho, Sang-Woo Seo, Nan Jokerst, Martin Brooke

Proceedings Volume 5726, (2005) https://doi.org/10.1117/12.592404

KEYWORDS: Waveguides, Brain-machine interfaces, Optical interconnects, Thin films, Integrated optics, Photodetectors, Palladium, Thin film devices, Optoelectronic devices, Signal attenuation

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Proceedings Article | 25 March 2005 Paper

Planar lightwave integrated circuits integrated with thin film active optoelectronic devices

Nan Jokerst, S. Cho, S. Seo, Martin Brooke

Proceedings Volume 5729, (2005) https://doi.org/10.1117/12.592723

KEYWORDS: Thin films, Waveguides, Thin film devices, Silicon, Integrated optics, Optoelectronic devices, Optical interconnects, Palladium, Photonic integrated circuits, Polymers

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Proceedings Article | 7 March 2005 Paper

Integrated planar lightwave bio/chem OEIC sensors on Si CMOS circuits

Nan Jokerst, Martin Brooke, Sang-Yeon Cho, Mikkel Thomas, Jeffrey Lillie, Daeik Kim, Stephen Ralph, Karla Dennis, Benita Comeau, Cliff Henderson

Proceedings Volume 5730, (2005) https://doi.org/10.1117/12.592771

KEYWORDS: Sensors, Silicon, Thin films, CMOS sensors, Waveguides, Thin film devices, System integration, Optoelectronic devices, Integrated optics, Etching

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Proceedings Article | 8 June 2004 Paper

High speed optical interconnection using thin film PDs embedded in polymer waveguides on electrical boards

Sang-Yeon Cho, Sang-Woo Seo, Nan Jokerst, Martin Brooke

Proceedings Volume 5353, (2004) https://doi.org/10.1117/12.531776

KEYWORDS: Waveguides, Thin films, Optical interconnects, Polymers, Photodetectors, Polymer multimode waveguides, Palladium, Thin film devices, Polymer thin films, Silicon

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Proceedings Article | 8 June 2004 Paper

High speed InGaAs thin film MSM photodetector characterization using a fiber-based electro-optic sampling system

Sang-Woo Seo, Sang-Yeon Cho, Sa Huang, April Brown, Nan Jokerst

Proceedings Volume 5353, (2004) https://doi.org/10.1117/12.531681

KEYWORDS: Photodetectors, Electro optics, Thin films, Indium gallium arsenide, Polarization, Optical fibers, Optoelectronic devices, Etching, Laser beam diagnostics, Oscilloscopes

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Showing 5 of 16 publications

Conference Committee Involvement (2)

High Contrast Metastructures XIV

25 January 2025 | San Francisco, California, United States

High Contrast Metastructures XIII

29 January 2024 | San Francisco, California, United States

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