Dr. Doo Gun Kim Profile

Dr. Doo Gun Kim

Researcher at Korea Photonics Technology Institute

SPIE Involvement:

Author

Publications (55)

Proceedings Article | 2 October 2024 Poster + Paper

High-efficiency plasmonic filter-based microlens array for multispectral infrared sensor

Jehwan Hwang, Wonbae Sohn, Soyoung Kim, Junghwan In, Seonhoon Kim, Doo Gun Kim, Ju Hyeon Choi

Proceedings Volume 13111, 131110B (2024) https://doi.org/10.1117/12.3028032

KEYWORDS: Microlens array, Optical filters, Infrared sensors, Tunable filters, Quantum plasmonics, Quantum efficiency, Nanostructures, Infrared radiation, Infrared imaging, Quantum sensors

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Proceedings Article | 30 September 2022 Poster + Paper

Study of Ge-As-Se system with high refractive index for infrared glass molded lens

Seon Hoon Kim, Taeyeon Lee, Soyoung Kim, Karam Han, Jung-Hwan In, Doo Gun Kim, Ju Hyeon Choi

Proceedings Volume 12234, 122340F (2022) https://doi.org/10.1117/12.2632956

KEYWORDS: Glasses, Germanium, Refractive index, Infrared lenses, Selenium, Glass molding, Infrared radiation, Thermography, Temperature metrology, Infrared imaging

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Proceedings Article | 23 February 2017 Paper

Biosensing characteristics of InAs nanowire transistors grown by MOCVD

Doo Gun Kim, Jeongwoo Hwang, Seon Hoon Kim, Hyun Chul Ki, Tae Un Kim, Jae Cheol Shin, Young Wan Choi

Proceedings Volume 10114, 1011416 (2017) https://doi.org/10.1117/12.2253637

KEYWORDS: Nanowires, Indium arsenide, Metalorganic chemical vapor deposition, Biosensing, Transistors, Doping, Silicon, Semiconducting wafers, Scanning electron microscopy, Silica

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SPIE Journal Paper | 2 May 2016

Significantly enhanced sensitivity of surface plasmon resonance sensor with self-assembled metallic nanoparticles

Hong-Seung Kim, Byeong-Hyeon Lee, Geum-Yoon Oh, Tae-Kyeong Lee, Doo-Gun Kim, Tae-Ryong Kim, Young-Wan Choi

JNP, Vol. 10, Issue 02, 026012, (May 2016) https://doi.org/10.1117/12.10.1117/1.JNP.10.026012

KEYWORDS: Sensors, Nanoparticles, Surface plasmons, Silver, Resonance enhancement, Thin films, Refractive index, Particles, Reflectivity, Annealing

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Proceedings Article | 21 April 2016 Paper

Sensing characteristics of plasmonic structure based on transferring process of polystyrene nano-beads

Doo Gun Kim, Jeongwoo Hwang, Seon Hoon Kim, Hyun Chul Ki, Tae Un Kim, Jae Cheol Shin, Dae-Cheol Jeong, Seungwon Jeon, Hong-Seung Kim, Young-Wan Choi

Proceedings Volume 9884, 98842S (2016) https://doi.org/10.1117/12.2227468

KEYWORDS: Biosensing, Thin films, Ions, Glasses, Plasma etching, Chemical analysis

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Proceedings Article | 4 March 2016 Paper

Enhancement of effective quality-factor using asymmetric Mach-Zehnder interferometer with ring resonator for optical bio and chemical sensor

Tae-Ryong Kim, Tae-Kyeong Lee, Myung-Gi Ji, Hong-Seung Kim, Guem-Yoon Oh, Byung-Hee Son, Doo Gun Kim, Mi Jung, Young-Wan Choi

Proceedings Volume 9742, 97421J (2016) https://doi.org/10.1117/12.2212334

KEYWORDS: Mach-Zehnder interferometers, Resonators, Silica, Optoelectronic devices, Waveguides, Chemical fiber sensors, Integrated optics, Biomedical optics, Biological and chemical sensing, Cladding, Sensors, Semiconductors, Signal attenuation

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Proceedings Article | 16 March 2015 Paper

The durability of the dye-sensitized solar cell with silicon resin

Hyun Chul Ki, Seon Hoon Kim, Doo-Gun Kim, Tae-Un Kim, Haeng-Yun Jung, Jae-Man Yoon

Proceedings Volume 9358, 935818 (2015) https://doi.org/10.1117/12.2080456

KEYWORDS: Dye sensitized solar cells, Silicon, Polymers, Manufacturing, Electrodes, Platinum, Photovoltaics, Glasses, Solar cells, Titanium dioxide

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Proceedings Article | 16 March 2015 Paper

Ultra-high sensitivity optical biosensor based on Vernier effect in triangular ring resonators (TRRs) with SPR

Tae-Ryong Kim, Hong-Seung Kim, Jun Li, Geum-Yoon Oh, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 9357, 93571A (2015) https://doi.org/10.1117/12.2078923

KEYWORDS: Mirrors, Resonators, Biosensors, Sensors, Finite-difference time-domain method, Optical biosensors, Gold, Surface plasmons, Prisms, Waveguides

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Proceedings Article | 27 February 2015 Paper

Total internal reflection mirror-based ultra-sensitive triangular ring resonator sensor on the surface plasmon resonance condition

Hong-Seung Kim, Tae-Ryong Kim, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 9365, 93651D (2015) https://doi.org/10.1117/12.2078902

KEYWORDS: Resonators, Mirrors, Sensors, Reflection, Surface plasmons, Metals, Finite-difference time-domain method, Cladding, Biosensors, Refractive index

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Proceedings Article | 8 February 2015 Paper

Plasmonic characteristics of metallic nano-ring structures

Doo Gun Kim, Byung Gue Jung, Seon Hoon Kim, Hyun Chul Ki, Tae Un Kim, Hwe Jong Kim, Hong-Seung Kim, Young Wan Choi

Proceedings Volume 9370, 93701B (2015) https://doi.org/10.1117/12.2078846

KEYWORDS: Gold, Silver, Reflectivity, Metals, Sensors, Plasma etching, Finite-difference time-domain method, Plasmonics, Glasses, Surface plasmons

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Proceedings Article | 7 February 2015 Paper

Photodiodes integration on a suspended ridge structure VOA using 2-step flip-chip bonding method

Seon Hoon Kim, Tae Un Kim, Hyun Chul Ki, Doo Gun Kim, Hwe Jong Kim, Jung Woon Lim, Dong Yeol Lee, Chul Hee Park

Proceedings Volume 9389, 93890S (2015) https://doi.org/10.1117/12.2080463

KEYWORDS: Photonic integrated circuits, Silica, Photodiodes, Signal attenuation, Waveguides, Ions, Integrated optics, Optical communications, Telecommunications, Microelectromechanical systems

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Proceedings Article | 24 June 2014 Paper

A fabrication and characterictics of microbolometer detectors using VOx/ZnO/VOx multilayer thin film processing

Myung-Soo Han, Dae Hyeon Kim, Hang Ju Ko, Jae Chul Shin, Hyo Jin Kim, Do Gun Kim

Proceedings Volume 9070, 90701X (2014) https://doi.org/10.1117/12.2049513

KEYWORDS: Oxygen, Thin films, Multilayers, Microbolometers, Resistance, Annealing, Vanadium, Sensors, Oxides, Sputter deposition

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Proceedings Article | 31 March 2014 Paper

TCO less dye-sensitized solar cell lithographic methods for injecting the electrolyte

Hyun Chul Ki, Hyang Yoon Jung, Seon Hoon Kim, Doo-Gun Kim, Tae-Un Kim, Hwe Jong Kim

Proceedings Volume 9052, 90521S (2014) https://doi.org/10.1117/12.2045546

KEYWORDS: Dye sensitized solar cells, Transparent conductors, Titanium, Electrodes, Lithography, Solar energy, Solar cells, Platinum, Photovoltaics, Titanium dioxide

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Proceedings Article | 7 March 2014 Paper

Analysis of hybridized surface plasmon resonance sensor with metallic nanoparticles for high sensitivity

Byeong-Hyeon Lee, Geum-Yoon Oh, Hong-Seung Kim, Tae-Kyeong Lee, Doo Gun Kim, Young-Wan Choi

Proceedings Volume 8980, 898010 (2014) https://doi.org/10.1117/12.2039141

KEYWORDS: Silver, Sensors, Surface plasmons, Reflectivity, Refractive index, Cladding, Dielectrics, Finite-difference time-domain method, Particles, Nanoparticles

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Proceedings Article | 26 September 2013 Paper

Piezoelectricity of ZnO nano-rods array prepared by hydrothermal method

Seon Hoon Kim, Tae Un Kim, Hyun Chul Ki, Doo Gun Kim, Ju Hyun Choi, Jin Hyeok Kim

Proceedings Volume 8816, 88161I (2013) https://doi.org/10.1117/12.2024972

KEYWORDS: Zinc oxide, Nanolithography, Lithography, Sensors, Photonics, Nanostructures, Zinc, Scanning electron microscopy, X-rays, Nanorods

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Proceedings Article | 14 March 2013 Paper

Compact polarization rotator based on slotted optical waveguide with buffer layer using surface plasmon polariton

Hong-Seung Kim, Tae-Kyeong Lee, Geum-Yoon Oh, Byeong-Hyeon Lee, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 8619, 861923 (2013) https://doi.org/10.1117/12.2005135

KEYWORDS: Polarization, Waveguides, Metals, Silicon, Wave propagation, Plasmonics, Surface plasmon polaritons, Silica, Surface plasmons, Integrated optics

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Proceedings Article | 14 March 2013 Paper

Design of high sensitive surface plasmon resonance sensor with metallic nano-structure

Byeong-Hyeon Lee, Geum-Yoon Oh, Hong-Seung Kim, Tae-Kyeong Lee, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 8619, 86191B (2013) https://doi.org/10.1117/12.2004813

KEYWORDS: Sensors, Silver, Surface plasmons, Reflectivity, Refractive index, Particles, Metals, Finite-difference time-domain method, Dielectrics, Thin films

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Proceedings Article | 13 March 2013 Paper

Integrated surface plasmon resonance resonator using silicon on insulator

Geum-Yoon Oh, Doo-Gun Kim, Seon Hoon Kim, Hyun Chul Ki, Tae Un Kim, Hong-Seung Kim, Tae-Kyeong Lee, Byeong-Hyeon Lee, Young-Wan Choi

Proceedings Volume 8627, 862719 (2013) https://doi.org/10.1117/12.2004946

KEYWORDS: Mirrors, Resonators, Gold, Sensors, Refractive index, Phase shifts, Surface plasmons, Silicon, Biosensors, Transmittance

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Proceedings Article | 11 March 2013 Paper

Mechanism of photonic crystal and waveguide effects in ZnO nanorods

Tae Un Kim, Seon Hoon Kim, Hyun Chul Ki, Doo Gun Kim, Myeng Gil Gang, Hwe Jong Kim, Jin Hyeok Kim

Proceedings Volume 8621, 86211F (2013) https://doi.org/10.1117/12.2003707

KEYWORDS: Zinc oxide, Photonic crystals, Waveguides, Lithography, Prisms, Photonic crystal devices, Crystals, Nanostructures, Light wave propagation, Nanorods

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Proceedings Article | 6 March 2013 Paper

Printing method for organic light emitting device lighting

Hyun Chul Ki, Seon Hoon Kim, Doo-Gun Kim, Tae-Un Kim, Snag-Gi Kim, Kyung-Jin Hong, Soon-Yeol So

Proceedings Volume 8622, 86221J (2013) https://doi.org/10.1117/12.2003568

KEYWORDS: Printing, Organic light emitting diodes, Plasma, Oxygen, Inkjet technology, Polymers, Resistance, Plasma treatment, Light sources and illumination, OLED lighting

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Proceedings Article | 29 February 2012 Paper

Analysis of 1D-like photonic crystal microcavity sensor using surface plasmon resonance effect

Hong-Seung Kim, Tae-Kyeong Lee, Geum-Yoon Oh, Byeong-Hyeon Lee, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 8255, 825528 (2012) https://doi.org/10.1117/12.909611

KEYWORDS: Sensors, Optical microcavities, Metals, Photonic crystals, Refractive index, Surface plasmons, Analytical research, Finite-difference time-domain method, Reflection, Titanium dioxide

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Proceedings Article | 22 February 2012 Paper

The surface plasmon resonance sensor with the metallic nanostructure for biosensing

Byeong-Hyeon Lee, Geum-Yoon Oh, Hong-Seung Kim, Tae-Kyeong Lee, Seon-Hoon Kim, Hyun-Chul Ki, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 8269, 82692C (2012) https://doi.org/10.1117/12.908245

KEYWORDS: Surface plasmons, Silver, Sensors, Dielectrics, Refractive index, Metals, Biosensing, Finite-difference time-domain method, Electrons, Particles

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Proceedings Article | 9 February 2012 Paper

Direct intensity modulation of three-guide coupled rectangular ring laser having bidirectional lasing characteristics

Doo Gun Kim, Seon Hoon Kim, Hyun Chul Ki, Won-Gun Jang, Dong-Kil Lee, Hyo Jin Kim, Hwe Jong Kim, Geum-Yoon Oh, Young-Wan Choi, Nadir Dagli

Proceedings Volume 8277, 82771Z (2012) https://doi.org/10.1117/12.908118

KEYWORDS: Modulation, Waveguides, Mirrors, Continuous wave operation, Resonators, Etching, Output couplers, Laser resonators, Laser applications, Photonic integrated circuits

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Proceedings Article | 2 February 2012 Paper

Integrated surface plasmon resonance array sensor using semiconductor optical amplifier

Geum-Yoon Oh, Doo-Gun Kim, Hong-Seung Kim, Tae-Kyeong Lee, Byeong-Hyeon Lee, Young-Wan Choi

Proceedings Volume 8264, 82641B (2012) https://doi.org/10.1117/12.907860

KEYWORDS: Sensors, Waveguides, Refractive index, Mirrors, Reflectivity, Surface plasmons, Finite-difference time-domain method, Semiconductor optical amplifiers, Plasmonic sensors, Light sources

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Proceedings Article | 2 February 2012 Paper

Analysis of total reflection mirror based on horizontal slot waveguide

Tae-Kyeong Lee, Hong-Seung Kim, Geum-Yoon Oh, Byeong-Hyeon Lee, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 8264, 82641E (2012) https://doi.org/10.1117/12.909595

KEYWORDS: Waveguides, Mirrors, Finite-difference time-domain method, Interfaces, Reflectivity, Etching, Silicon, Resonators, Integrated optics, Silica

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Proceedings Article | 1 June 2011 Paper

Optical characteristics of triangular microresonator with long evanescent field on the total internal reflection mirror

Doo Gun Kim, Seon Hoon Kim, Hyun Chul Ki, Won-Gun Jang, Dong-Kil Lee, Hyo Jin Kim, Tae Un Kim, Hwe Jong Kim, Geum-Yoon Oh, Young Wan Choi

Proceedings Volume 8069, 806914 (2011) https://doi.org/10.1117/12.886531

KEYWORDS: Mirrors, Resonators, Refractive index, Waveguides, Brain-machine interfaces, Sensors, Polarization, Optical testing, Mineralogy, Microresonators

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Proceedings Article | 3 May 2011 Paper

Optical characteristics of surface plasmon resonance based on Au photonic crystal structures

Seon Hoon Kim, Doo Gun Kim, Geum-Yoon Oh, Hyun Chul Ki, Tae Un Kim, Jung Woon Lim, Hwe Jong Kim, Byung-Teak Lee

Proceedings Volume 8068, 80681B (2011) https://doi.org/10.1117/12.886784

KEYWORDS: Gold, Photonic crystals, Silver, Sensors, Metals, Surface plasmons, Glasses, Reflectivity, Finite-difference time-domain method, Crystals

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Proceedings Article | 17 January 2011 Paper

Analysis of surface plasmon resonance triangular-resonator sensor

Geum-Yoon Oh, Doo-Gun Kim, Hong-Seung Kim, Tae-Kyeong Lee, Young-Wan Choi

Proceedings Volume 7941, 794118 (2011) https://doi.org/10.1117/12.874582

KEYWORDS: Resonators, Mirrors, Brain-machine interfaces, Waveguides, Sensors, Metals, Reflectivity, Surface plasmons, Finite-difference time-domain method, Interfaces

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Proceedings Article | 1 March 2010 Paper

Improvement in lifetime of green organic light-emitting device

Hyun Chul Ki, Seon Hoon Kim, Doo Gun Kim, Hyun Jin Kim, Hang Ju Ko, Myung-Soo Han, Hwe Jong Kim, Kyung Jin Hong

Proceedings Volume 7599, 75991M (2010) https://doi.org/10.1117/12.841699

KEYWORDS: Organic light emitting diodes, Silica, Silicon films, Organic materials, Oxygen, Metals, Etching, Reactive ion etching, Electrodes, Telescopic pixel displays

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Proceedings Article | 26 February 2010 Paper

All optical logic gates using active plasmonic device block

Geum-Yoon Oh, Doo-Gun Kim, Hong-Seung Kim, Young-Wan Choi

Proceedings Volume 7597, 75971U (2010) https://doi.org/10.1117/12.841595

KEYWORDS: Zinc oxide, Waveguides, Metals, Refractive index, Active plasmonics, Logic devices, Finite-difference time-domain method, Nonlinear optics, Light sources, Surface plasmons

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Proceedings Article | 24 February 2010 Paper

Optical properties in InGaAs quantum dots on SiO2-patterned vicinal (001) GaAs substrate

Hyo Jin Kim, Sou Young Yoo, Hang Ju Ko, Myung Soo Han, Doo Gun Kim, Swook Han, Seon Hoon Kim, Hyun Chul Ki

Proceedings Volume 7610, 761012 (2010) https://doi.org/10.1117/12.841706

KEYWORDS: Gallium arsenide, Quantum dots, Gallium, Scanning electron microscopy, Optical properties, Silica, Indium gallium arsenide, Wet etching, Helium neon lasers, Photonic devices

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Proceedings Article | 17 February 2010 Paper

Analysis of all optical logic gate based on photonic crystals multimode interference

Hong-Seung Kim, Tae-Kyung Lee, Geum-Yoon Oh, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 7606, 76061F (2010) https://doi.org/10.1117/12.841745

KEYWORDS: Logic devices, Brain-machine interfaces, Waveguides, Photonic crystals, Multimode interference devices, Silicon, Switching, Optical circuits, Logic, Nonlinear optics

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Proceedings Article | 15 February 2010 Paper

Structural and optical properties of TiO2 thin films annealed in O2 and N2 gases flow

Seon Hoon Kim, Tae Un Kim, Doo Gun Kim, Hyun Chul Ki, Geum-Yoon Oh, Hyo Jin Kim, Hang Ju Ko, Myung-Soo Han, Swook Hann, Hwe Jong Kim

Proceedings Volume 7603, 76031U (2010) https://doi.org/10.1117/12.841681

KEYWORDS: Thin films, Oxygen, Annealing, Transmittance, Glasses, Crystals, Thin film deposition, Optical properties, Gases, Titanium dioxide

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Proceedings Article | 23 January 2010 Paper

Optical characteristics of surface plasmon resonance based on ZnO and metallic nanograting structures

Doo Gun Kim, Seon Hoon Kim, Hyun Chul Ki, Hyo Jin Kim, Hang Ju Ko, Myung-Soo Han, Swook Hann, Tae Un Kim, Hwe Jong Kim, Geum-Yoon Oh, Young Wan Choi

Proceedings Volume 7608, 76081H (2010) https://doi.org/10.1117/12.841444

KEYWORDS: Zinc oxide, Surface plasmons, Sensors, Finite-difference time-domain method, Dielectrics, Gold, Metals, Prisms, Reflectivity, Resonance enhancement

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Proceedings Article | 24 February 2009 Paper

Analysis of rectangular ring resonator sensor with photonic crystal microcavity

Hong-Seung Kim, Doo-Gun Kim, Geum-Yoon Oh, Young-Wan Choi

Proceedings Volume 7211, 72110V (2009) https://doi.org/10.1117/12.808902

KEYWORDS: Resonators, Waveguides, Sensors, Mirrors, Photonic crystals, Directional couplers, Optical microcavities, Finite-difference time-domain method, Dielectrics, Transmittance

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Proceedings Article | 10 February 2009 Paper

Improved sensitivity of portable bio-sensor systems using lock-in detection method

Ho-Hyun Son, In-Il Jung, Doo Gun Kim, Do-Gyun Kim, Young-Wan Choi

Proceedings Volume 7219, 72190N (2009) https://doi.org/10.1117/12.809025

KEYWORDS: Signal detection, Interference (communication), Linear filtering, Biosensors, Switches, Sensors, Modulation, Signal to noise ratio, Photodetectors, Amplifiers

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Proceedings Article | 10 February 2009 Paper

Analysis of surface plasmon resonance with Goos-Hanchen shift using FDTD method

Geum-Yoon Oh, Doo-Gun Kim, Hong-Seung Kim, Young-Wan Choi

Proceedings Volume 7218, 72180J (2009) https://doi.org/10.1117/12.809006

KEYWORDS: Finite-difference time-domain method, Dielectrics, Surface plasmons, Metals, Phase shifts, Interfaces, Sensors, Electrons, Reflectivity, Optical properties

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Proceedings Article | 12 February 2008 Paper

Analysis of a novel micro surface plasmon resonance sensor with attenuated total reflection mirror

Geum-Yoon Oh, Doo-Gun Kim, Woon-Kyung Choi, Young-Wan Choi

Proceedings Volume 6897, 68970A (2008) https://doi.org/10.1117/12.762071

KEYWORDS: Waveguides, Finite-difference time-domain method, Sensors, Polymers, Polymer multimode waveguides, Gold, Surface plasmons, Mirrors, Sensing systems, Prisms

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Proceedings Article | 12 February 2008 Paper

Bio-signal processing using a novel lock-in detection technique for the portable bio-optical systems

In-Il Jung, Doo Gun Kim, Woon-Kyung Choi, Do-Gyun Kim, Young-Wan Choi

Proceedings Volume 6897, 689713 (2008) https://doi.org/10.1117/12.762998

KEYWORDS: Signal detection, Interference (communication), Linear filtering, Switches, Infrared radiation, Light emitting diodes, Signal to noise ratio, Electronic filtering, Infrared detectors, Optical amplifiers

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Proceedings Article | 29 January 2008 Paper

Three-guide coupled rectangular ring lasers with total internal reflection mirrors

Doo Gun Kim, Woon Kyung Choi, In-Il Jung, Geum-Yoon Oh, Young Wan Choi, Jong Chang Yi, Nadir Dagli

Proceedings Volume 6909, 69090D (2008) https://doi.org/10.1117/12.762030

KEYWORDS: Waveguides, Mirrors, Resonators, Output couplers, Laser resonators, Continuous wave operation, Semiconductor lasers, Etching, Directional couplers, Microrings

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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

Proceedings Volume 6475, 64750Y (2007) https://doi.org/10.1117/12.700355

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 | 9 February 2007 Paper

Novel bio-signal processing technique with hybrid bio-system integrated with optical microcavity ring resonator

In-Il Jung, Doo Gun Kim, Woon-Kyung Choi, Do-Gyun Kim, Young Wan Choi

Proceedings Volume 6476, 64760X (2007) https://doi.org/10.1117/12.701552

KEYWORDS: Resonators, Signal to noise ratio, Refractive index, Waveguides, Optical microcavities, Sensors, Biosensors, Signal detection, Data acquisition, LCDs

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Proceedings Article | 7 February 2007 Paper

Demonstration of all optical logic gates by single/differential typed vertical cavity laser with depleted optical thyristor

Woon-Kyung Choi, Doo-Gun Kim, Yon-Tae Moon, Do-Gyun Kim, Hoseong Kim, Tae Kyung Chung, Young-Wan Choi, Kent Choquette, Seok Lee, Deok-Ha Woo

Proceedings Volume 6484, 64840B (2007) https://doi.org/10.1117/12.699599

KEYWORDS: Switching, Optical switching, Laser optics, Switches, Optical logic, Logic, Integrated optics, Mirrors, Logic devices, Resistors

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Proceedings Article | 6 October 2006 Paper

Enhanced modulation efficiency in waveguide-coupled micro-ring cavity resonators with self-aligned total internal reflector

Jong Chang Yi, Doo Gun Kim, Nadir Dagli

Proceedings Volume 6352, 63521G (2006) https://doi.org/10.1117/12.691777

KEYWORDS: Waveguides, Microrings, Cavity resonators, Mirrors, Modulation, Active optics, Reflectors, Photomasks, Resonators, Etching

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Proceedings Article | 20 January 2005 Paper

Vertical-injection depleted optical thyristor laser diode with InGaAs/InGaAsP MQW structure

Woon-Kyung Choi, Doo-Gun Kim, Young-Wan Choi, Seok Lee, Deok Ha Woo, Young Tae Byun, Sun Ho Kim

Proceedings Volume 5628, (2005) https://doi.org/10.1117/12.576767

KEYWORDS: Switching, Semiconductor lasers, Waveguides, Laser optics, Telecommunications, Doping, Optical switching, Fused deposition modeling, Finite difference methods, Signal detection

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Proceedings Article | 25 July 2003 Paper

Reverse-biased characteristics of GaAs/AlGaAs depleted optical thyristor with low depletion voltage

Woon-Kyung Choi, Doo-Gun Kim, Young-Wan Choi, Seok Lee, Deokha Woo, Young Tae Byun, Jae Hun Kim, Sun-Ho Kim

Proceedings Volume 4986, (2003) https://doi.org/10.1117/12.478321

KEYWORDS: Switching, Doping, Fused deposition modeling, Finite difference methods, Electrons, Optoelectronics, Optical switching, Computer simulations, Gallium arsenide, Gallium

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SPIE Journal Paper | 1 April 2003

Optical characteristics of PnpN optical thyristor operating at 1.55 um

Doo-Gun Kim, Hee-Hyun Lee, Woon-Kyung Choi, Jung-Jun Lee, Young-Wan Choi, Sang Bae Lee, Deokha Woo, Young Byun, Jung-Hee Kim, Sun-Ho Kim, N. Futakuchi, Yoshiaki Nakano

OE, Vol. 42, Issue 04, (April 2003) https://doi.org/10.1117/12.10.1117/1.1557160

KEYWORDS: Switching, Waveguides, Doping, Optical switching, Fused deposition modeling, Optoelectronics, Switches, Photonics, Optical communications, Nonlinear optics

Proceedings Article | 3 June 2002 Paper

Design of a 622Mb/s 16-channel CMOS optical transceiver array

Hee-Hyun Lee, Sung-Jae Jung, Heung-Soo Kim, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 4652, (2002) https://doi.org/10.1117/12.469556

KEYWORDS: Transceivers, Receivers, Modulation, Optical arrays, Optical amplifiers, Field effect transistors, CMOS technology, Sensors, Transistors, Fiber amplifiers

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Proceedings Article | 3 June 2002 Paper

40-Gb/s 4 x 10 array VCSEL driver in 0.35-mm CMOS technology

Hyung-Soo Kim, Sung-Jae Jung, Hee-Hyun Lee, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 4652, (2002) https://doi.org/10.1117/12.469570

KEYWORDS: Vertical cavity surface emitting lasers, Modulation, Optical interconnects, CMOS technology, Diodes, Device simulation, Free space, Data processing, Computing systems, Light sources

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Proceedings Article | 30 May 2001 Paper

Analysis and design of mushroom-type traveling-wave electroabsorption modulator using the finite difference time domain method

Seong-Hae Ok, Seung-Jin Lee, Jeong-Hoon Lee, Soon-Chel Kong, Doo-Gun Kim, Young-Wan Choi, Jae-Hun Kim, Seok Lee, Deok-ha Woo, Sun-Ho Kim

Proceedings Volume 4292, (2001) https://doi.org/10.1117/12.428028

KEYWORDS: Modulators, Microwave radiation, Finite-difference time-domain method, Waveguides, Electrodes, Optical modulators, Modulation, Quantum wells, Wave propagation, Phase velocity

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Proceedings Article | 16 May 2001 Paper

2.5-V,1-Gb/s/ch parallel optical receiver in 0.25-um CMOS technology

Sung-Jae Jung, Heung-Soo Kim, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 4290, (2001) https://doi.org/10.1117/12.426917

KEYWORDS: Receivers, Field effect transistors, CMOS technology, Sensors, Data conversion, Signal processing, Signal detection, Capacitors, Positive feedback, Distortion

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Proceedings Article | 14 July 2000 Paper

Performance analysis of waveguide-type InGaAsP/InP fully-depleted optical thyristors for optical communication system

Jung-Jun Lee, Doo-Gun Kim, Jae-Kyong Choi, Young-Wan Choi, SangYong Han, Sang Bae Lee, Sun-Ho Kim, Yoshiaki Nakano, N. Futakuchi

Proceedings Volume 3944, (2000) https://doi.org/10.1117/12.391406

KEYWORDS: Switching, Waveguides, Fused deposition modeling, Optical communications, Telecommunications, Doping, Heterojunctions, Optical switching, Metalorganic chemical vapor deposition, Asynchronous transfer mode

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Proceedings Article | 27 April 2000 Paper

Significant improvement of an AlGaAs-GaAs NpnP optical thyristor with mirror layers

Doo-Gun Kim, Jung-Jun Lee, Young-Wan Choi, Seok Lee, Deokha Woo, Byung Kwon Kang, Hwe-Jong Kim, Won Jun Choi, Yoon Ho Park, Hee Taek Yi, Sun-Ho Kim

Proceedings Volume 3952, (2000) https://doi.org/10.1117/12.384403

KEYWORDS: Mirrors, Switching, Free space optics, Signal detection, Optoelectronics, Optical interconnects, Free space, Optoelectronic devices, Reflectors, Optical switching

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Proceedings Article | 6 August 1999 Paper

Structural optimization of InGaAsP/InP MQW electroabsorption waveguide modulator

Doo-Gun Kim, Youn Sub Lim, Young-Wan Choi, Seok Lee, Sun-Ho Kim, Yongsang Cho, Jong Yi

Proceedings Volume 3625, (1999) https://doi.org/10.1117/12.356875

KEYWORDS: Absorption, Waveguides, Excitons, Quantum wells, Modulators, Polarization, Electronics engineering, Silicon, Optical communications, Semiconductors

Proceedings Article | 6 August 1999 Paper

Design of 1.55-um fully depleted InGaAsP/InP optical thyristors for optical communication systems

Jae-Kyong Choi, Jeong Lee, Tae-Gu Kang, Doo-Gun Kim, Young-Wan Choi

Proceedings Volume 3625, (1999) https://doi.org/10.1117/12.356935

KEYWORDS: Telecommunications, Doping, Switching, Optical communications, Transient nonlinear optics, Fused deposition modeling, Optical switching, Clocks, Semiconductors, Solids

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