Prof. Sanghyeon Kim Profile

Prof. Sanghyeon Kim

at KAIST

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Publications (5)

Proceedings Article | 12 March 2024 Poster + Paper

Crosstalk suppression in germanium-on-insulator platform using subwavelength gratings for mid-infrared photonics

Yosep Shin, Jinha Lim, Sanghyeon Kim, Sangsik Kim

Proceedings Volume 12889, 1288914 (2024) https://doi.org/10.1117/12.3007094

KEYWORDS: Waveguides, Crosstalk, Cladding, Photonics, Germanium, Mid infrared, Evanescent wave coupling

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Proceedings Article | 8 March 2024 Presentation + Paper

Carrier localization induced size-immunity behavior of green InGaN/GaN micro-light-emitting diodes

Woo Jin Baek, Juhyuk Park, Hyun Soo Kim, Dae-Myeong Geum, Sang Hyeon Kim

Proceedings Volume 12886, 128860D (2024) https://doi.org/10.1117/12.3000616

KEYWORDS: Green light emitting diodes, External quantum efficiency, Light emitting diodes, Blue light emitting diodes, Electroluminescence, Near eye displays, Indium, Quantum wells, Fabrication, Diodes

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Proceedings Article | 13 June 2023 Poster + Paper

Broadband and high-quantum-efficiency LWIR T2SL nBn detector with guided-mode-resonance structure

Seung-yeop Ahn, Jinha Lim, Jun Ho Eom, Seong-Min Ryu, Hyun-Jin Lee, Young Ho Kim, SangHyeon Kim

Proceedings Volume 12534, 125341X (2023) https://doi.org/10.1117/12.2663731

KEYWORDS: Long wavelength infrared, Quantum efficiency, Gallium antimonide, Dark current, Etching, Absorption, Infrared detectors, Signal detection, Optical gratings, Finite-difference time-domain method

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Proceedings Article | 30 September 2022 Presentation + Paper

Free carrier absorption-assisted photodetection using a waveguide-integrated bolometer with flat spectral response for integrated optical sensors

Joonsup Shim, Jinha Lim, Dae-Myeong Geum, Jong-Bum You, Hyeonho Yoon, Joon Pyo Kim, Woo Jin Baek, Jae-Hoon Han, SangHyeon Kim

Proceedings Volume 12234, 122340A (2022) https://doi.org/10.1117/12.2632304

KEYWORDS: Silicon, Bolometers, Waveguides, Sensors, Photodetectors, Integrated optics, Absorption, Resistance, Signal detection

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Proceedings Article | 27 May 2022 Presentation + Paper

Comparison of InGaAs and type-II superlattice based extended SWIR detectors

Sung-Yong Ko, Byoung Wook Lee, Hyung Jun Kim, Seung Il Na, Jong Boum Kim, Pavlo Bidenko, Sanghyoan Kim, Young Ho Kim

Proceedings Volume 12107, 1210703 (2022) https://doi.org/10.1117/12.2607834

KEYWORDS: Indium gallium arsenide, Sensors, Staring arrays, Short wave infrared radiation, Infrared radiation, Superlattices, Semiconducting wafers, Quantum efficiency, Infrared sensors, Infrared detectors

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