Dr. Sahnggi Park Profile

Dr. Sahnggi Park

Senior Research Scientist at ETRI

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Author

Publications (4)

Proceedings Article | 18 February 2009 Paper

Identifying resonance frequency deviations for high order nano-wire ring resonator filters based on a coupling strength variation

Sahnggi Park, Kap-Joong Kim, Duk-Jun Kim, Gyungock Kim

Proceedings Volume 7220, 72200Y (2009) https://doi.org/10.1117/12.808868

KEYWORDS: Resonators, Optical filters, Cladding, Etching, Electron beam lithography, Reactive ion etching, Optical lithography, Silicon, Digital filtering, Image filtering

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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

Proceedings Volume 6352, 63520K (2006) https://doi.org/10.1117/12.691516

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

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SPIE Journal Paper | 1 January 2006

Coherent tuning of semiconductor laser wavelength

Sahnggi Park, Ki Kim, Su Oh, Hyunsung Ko, Moon-Ho Park

OE, Vol. 45, Issue 01, 014202, (January 2006) https://doi.org/10.1117/12.10.1117/1.2150380

KEYWORDS: Waveguides, Semiconductor lasers, Electrodes, Refraction, Refractive index, Electroluminescence, Spatial coherence, Wavefronts, Optical filters, Optical engineering

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SPIE Journal Paper | 1 April 2005

Distortion of Gaussian intensity profile by passing through a tilted Fabry-Perot filter

Sahnggi Park, Hyunsung Ko, Moon-Ho Park

OE, Vol. 44, Issue 04, 048001, (April 2005) https://doi.org/10.1117/12.10.1117/1.1886833

KEYWORDS: Distortion, Fabry–Perot interferometers, Gaussian filters, Optical filters, Gaussian beams, Reflectivity, Mirrors, Optical engineering, Optical design, Waveguides

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