Dr. Youngchul Chung Profile

Dr. Youngchul Chung

at Kwangwoon Univ

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Author

Publications (5)

Proceedings Article | 1 July 2015 Paper

Highly sensitive terahertz sensor for glucose detection

Hyo-Suk Kim, Dong-Kyu Lee, Seok Lee, Youngchul Chung, Minah Seo

Proc. SPIE. 9655, Fifth Asia-Pacific Optical Sensors Conference

KEYWORDS: Terahertz radiation, Glucose, Nano antennas, Molecules, Terahertz spectroscopy, Absorption, Spectroscopy, Sensors, Molecular spectroscopy, Antennas

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Proceedings Article | 1 May 2014 Paper

Efficient split-step time-domain modeling for multi-ring waveguide all pass and add/drop filters

Youngchul Chung

Proc. SPIE. 9133, Silicon Photonics and Photonic Integrated Circuits IV

KEYWORDS: Waveguides, Linear filtering, Resonators, Wave propagation, Optical filters, Distortion, Waveguide modes, Instrument modeling, Finite-difference time-domain method, Directional couplers

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Proceedings Article | 9 February 2007 Paper

Micro ring cavity resonator incorporating total internal reflection mirrors

Doo Gun Kim, Woon Kyung Choi, Young Wan Choi, Jong Chang Yi, Youngchul Chung, Nadir Dagli

Proc. SPIE. 6475, Integrated Optics: Devices, Materials, and Technologies XI

KEYWORDS: Mirrors, Resonators, Brain-machine interfaces, Waveguides, Cavity resonators, Photonic integrated circuits, Etching, Refractive index, Optical filters, Indium gallium arsenide

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Proceedings Article | 10 October 2006 Paper

High-performance operations of sampled grating DBR lasers with optimized butt-coupling method

Su Hwan Oh, Chul-Wook Lee, Ki Soo Kim, Hyunsung Ko, Sahnggi Park, Moon-Ho Park, Ji-Myon Lee, Suhyun Kim, Youngchul Chung

Proc. SPIE. 6352, Optoelectronic Materials and Devices

KEYWORDS: Waveguides, Semiconductor lasers, Seaborgium, Refractive index, Heterojunctions, Photons, Wavelength tuning, Tunable lasers, Cladding, Reactive ion etching

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Proceedings Article | 5 October 2006 Paper

Time-domain analysis of widely tunable coupled-ring reflector laser diodes

Pil-Hwan Yoon, Su-Hyun Kim, Youngchul Chung

Proc. SPIE. 6352, Optoelectronic Materials and Devices

KEYWORDS: Semiconductor lasers, Modulation, Waveguides, Reflectors, Wavelength tuning, Resonators, Tunable lasers, Reflectivity, Refractive index, Amplitude modulation

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