Young-Geun Han

Young-Geun Han, Sang Bae Lee, Ju H. Lee, 2007, OFC/NFOEC 2007 - 2007 Conference on Optical Fiber Communication and the National Fiber Optic Engineers Conference.

Influence of the waist diameters on transmission characteristics and strain sensitivity of microtapered long-period fiber gratings.

Young-Geun Han, Min-Seok Yoon, Young-Geun Han, 2013, Optics letters.

Imprinted bidirectional waveguide platform for large-core optical transceiver.

Young-Geun Han, Chang-Seok Kim, M. Jeong, 2011, Optics letters.

Relative Humidity Sensor Based on a Few-Mode Microfiber Knot Resonator by Mitigating the Group Index Difference of a Few-Mode Microfiber

Young-Geun Han, Young-Geun Han, Anh Duy Duong Le, 2018, Journal of Lightwave Technology.

Relative Humidity Sensor Based on an Optical Microfiber Knot Resonator With a Polyvinyl Alcohol Overlay

Young-Geun Han, Min-Seok Yoon, Young-Geun Han, 2016, Journal of Lightwave Technology.

Performance comparison of directly-modulated, wavelength-locked Fabry-Pérot laser diode and EAM-modulated, spectrum-sliced ASE source for 1.25 Gb/s WDM-PON

Young-Geun Han, Sang Bae Lee, D. Jung, 2007, OFC/NFOEC 2007 - 2007 Conference on Optical Fiber Communication and the National Fiber Optic Engineers Conference.

WDM-Based Passive Optical Network Upstream Transmission at 1.25 Gb/s Using Fabry–PÉrot Laser Diodes Injected With Spectrum-Sliced, Depolarized, Continuous-Wave Supercontinuum Source

Young-Geun Han, Chul Han Kim, Sang Bae Lee, 2006, IEEE Photonics Technology Letters.

Noise Reduction in Multiwavelength SOA-Based Ring Laser by Coupled Dual Cavities for WDM Applications

Young-Geun Han, Sang Bae Lee, Ju H. Lee, 2010, Journal of Lightwave Technology.

Development of a Ultra Broadband Optical Coupler Based on a Photonic Crsytal Fiber

Young-Geun Han, Sang Bae Lee, Min-Seok Yoon, 2010 .

Performance comparison of various configurations of single-pump dispersion-compensating Raman/EDFA hybrid amplifiers

Young-Geun Han, Sang Bae Lee, You Min Chang, 2005 .

Dispersion-compensating Raman/EDFA hybrid amplifier recycling residual Raman pump for efficiency enhancement

Young-Geun Han, Sang Bae Lee, You Min Chang, 2005 .

Fiber optic simultaneous measurement of strain and temperature using a PM-PCF-based Sagnac interferometer incorporating a pumped EDF

Chang-Seok Kim, Hyun-Joo Kim, Young-Geun Han, 2010, European Workshop on Optical Fibre Sensors.

Switchable multiple lasing oscillations in an erbium-doped fiber ring laser using a single stage of a Sagnac loop mirror

Young-Geun Han, R. Kim, 2011 .

Simultaneous independent measurement of strain and temperature based on long-period fiber gratings inscribed in holey fibers depending on air-hole size.

Young-Geun Han, Sang Bae Lee, Ju H. Lee, 2007, Optics letters.

Triple-wavelength switchable multiwavelength erbium-doped fiber laser based on a highly nonlinear photonic crystal fiber

Young-Geun Han, 2010 .

Raman amplification-based WDM-PON architecture with centralized Raman pump-driven, spectrum-sliced erbium ASE and polarization-insensitive EAMs.

Young-Geun Han, Chul Han Kim, Sang Bae Lee, 2006, Optics express.

Fabrication of highly birefringent H-shaped microfiber

Young-Geun Han, Min-Seok Yoon, Myungjun Shin, 2013, CLEO: 2013.

A novel fabrication technique of corrugated long-period fiber gratings for mass production and its transmission characteristic as applied mechanical force

Young-Geun Han, Oh-jang Kwon, Sangoh Park, 2010, Asia Communications and Photonics Conference and Exhibition.

Novel Dispersion Properties of Photonic Crystal Fiber

Young-Geun Han, Ju H. Lee, 2007 .

Erbium-doped fiber ring laser based on fiber Bragg gratings incorporating Sagnac loop interferometer

Chang-Seok Kim, Young-Geun Han, Eun Joo Jung, 2006, SPIE/OSA/IEEE Asia Communications and Photonics.

Flexible all fiber Fabry-Perot filters based on superimposed chirped fiber Bragg gratings with continuous FSR tunability and its application to a multiwavelength fiber laser.

Xinyong Dong, Young-Geun Han, Chang-Seok Kim, 2007, Optics express.

Single-frequency Wavelength Tunable Erbium-doped Fiber Ring Laser

Young-Geun Han, R. Kim, S. Chu, 2010 .

Experimental study of an elliptical-core photonic bandgap fiber with thin core wall and high aspect ratio and its birefringence characteristics

Young-Geun Han, Sang Bae Lee, Kyujin Hwang, 2010 .

Periodically patterned long-period grating on a D-shaped photonic crystal fiber for simultaneous measurement of temperature and ambient index

Young-Geun Han, Jong-Cheol Shin, Eun Ji Lim, 2016 .

Discrimination between strain and temperature by using holey fibers-based long-period fiber gratings with different air hole size

Young-Geun Han, Sang Bae Lee, Ju H. Lee, 2007, 2007 Conference on Lasers and Electro-Optics (CLEO).

A novel fabrication method of versatile holey fibers with low bending loss and their optical characteristics

Young-Geun Han, Sang Hyuck Kim, Sang Bae Lee, 2006, 2006 Optical Fiber Communication Conference and the National Fiber Optic Engineers Conference.

Continuous-wave supercontinuum generation from a simple ring cavity laser composed of double clad Er/Yb codoped fiber and highly nonlinear optical fiber

Young-Geun Han, Sang Bae Lee, K. Kikuchi, 2006, 2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.

Continuous-Wave Supercontinuum Laser Composed of Double Clad Er/Yb Codoped Fiber and Highly-Nonlinear Optical Fiber

Young-Geun Han, Sang Bae Lee, K. Kikuchi, 2006, COIN-NGNCON 2006 - The Joint International Conference on Optical Internet and Next Generation Network.

Tunable multiwavelength Raman fiber ring laser based on a voltage controllable coil heater

Young-Geun Han, Oh-jang Kwon, Sangoh Park, 2010, Asia Communications and Photonics Conference and Exhibition.

Voltage-tuned multiwavelength Raman ring laser with high tunability based on a single fiber Bragg grating.

Young-Geun Han, Sang Bae Lee, Chang-Seok Kim, 2008, Applied optics.

Quantitative characterization of polarization cancellation for optical devices via bi-direction transmission

Young-Geun Han, Sang Bae Lee, Chang-Seok Kim, 2006, 2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.

Fabrication of a Novel Core Mode Blocker and Its Application to Tunable Bandpass Filters

Young-Geun Han, Youngjoo Chung, Un-Chul Paek, 2003 .

Optical Fiber Gratings for Mechanical and Bio-sensing

Young-Geun Han, 2013 .

Terahertz Time-domain Spectroscopy of Ultra-high Reflectance Photonic Crystal Mirrors

Young-Geun Han, Haewook Han, E. Jung, 2009 .

Polarization-insensitive multi-wavelength switching based on polarization-selective long-period fiber gratings.

Chang-Seok Kim, Young-Geun Han, Bernard Choi, 2004, Optics express.

Flexibly tunable multichannel filter and bandpass filter based on long-period fiber gratings.

Young-Geun Han, Sang Hyuck Kim, Sang Bae Lee, 2004, Optics express.

Fabrication of a micro-ridge long-period fiber grating inscribed on a photonic crystal fiber

Young-Geun Han, Oh-jang Kwon, Myungjun Shin, 2013, CLEO: 2013.

Transmission characteristics of a micro-ridge long-period fiber gratings inscribed on a polarization-maintaining fiber

Young-Geun Han, Oh-jang Kwon, Myungjun Shin, 2012, 2012 17th Opto-Electronics and Communications Conference.

Long-period gratings based on specialty fibers regardless of photosensitivity

Young-Geun Han, 2012, 2012 17th Opto-Electronics and Communications Conference.

Bending characteristics of holey fiber-based long-period fiber grating depending on rotational orientation

Young-Geun Han, Sang Bae Lee, Kwanil Lee, 2007 .

Feasible fiber grating technologies in optical communication systems

Young-Geun Han, Sang Bae Lee, 2007, COIN-ACOFT 2007 - Joint International Conference on the Optical Internet and the 32nd Australian Conference on Optical Fibre Technology.

Application passband filter of multiply cascaded phase-shifted long-period fiber gratings

D. Kang, J. Ha, Young-Geun Han, 2005 .

Novel Raman Fiber Laser and Fiber-Optic Sensors Using Multi-Channel Fiber Gratings

U. Paek, Young-Geun Han, Sang Hyuck Kim, 2003 .

Measurement of bending curvature using bandpass filters based on phase-shifted long-period fiber gratings

U. Paek, Young-Geun Han, W. Han, 2002, 2002 15th Optical Fiber Sensors Conference Technical Digest. OFS 2002(Cat. No.02EX533).

Optical soliton propagation in erbium-doped fibre with variable dispersion and nonlinear effects

Young-Geun Han, Sang Bae Lee, A. Mahalingam, 2006 .

Soliton solutions of coupled inhomogeneous nonlinear Schrödinger equation in plasma

Young-Geun Han, Sang Bae Lee, A. Uthayakumar, 2006 .

Strain and temperature sensitivities of an elliptical hollow-core photonic bandgap fiber based on Sagnac interferometer.

Young-Geun Han, Kwanil Lee, Sang Bae Lee, 2009, Optics express.

The temperature sensitivity of Sagnac loop interferometer based on polarization maintaining side-hole fiber

Young-Geun Han, Guoyong Sun, Dae Seung Moon, 2007, 2007 Conference on Lasers and Electro-Optics - Pacific Rim.

Switchable multiwavelength erbium doped fiber laser based on a nonlinear optical loop mirror incorporating multiple fiber Bragg gratings.

Young-Geun Han, Kwanil Lee, Sang Bae Lee, 2008, Optics express.

Ultrafast saturable absorption devices incorporating efficiently electrosprayed carbon nanotubes

Young-Geun Han, Sang Bae Lee, Kwanil Lee, 2010 .

Continuously spacing-tunable multiwavelength semiconductor-optical-amplifier-based fiber ring laser incorporating a superimposed chirped fiber Bragg grating.

Young-Geun Han, Francesco Fresi, Luca Poti, 2007, Optics letters.

Switchable multiwavelength EDF laser with a nonlinear optical loop mirror and fiber Bragg gratings

Young-Geun Han, T. V. A. Tran, Sang Bae Lee, 2008, OECC/ACOFT 2008 - Joint Conference of the Opto-Electronics and Communications Conference and the Australian Conference on Optical Fibre Technology.

Flexibly tunable multiwavelength erbium-doped fiber laser based on four-wave mixing effect in dispersion-shifted fibers.

Young-Geun Han, Sang Bae Lee, Young-Geun Han, 2005, Optics express.

Multiwavelength Raman-fiber-laser-based long-distance remote sensor for simultaneous measurement of strain and temperature.

Young-Geun Han, Sang Bae Lee, Young-Geun Han, 2005, Optics letters.

Novel Multiwavelength Erbium-Doped Fiber and Raman Fiber Ring Lasers With Continuous Wavelength Spacing Tunability at Room Temperature

A. Bogoni, Young-Geun Han, Sang Bae Lee, 2007, Journal of Lightwave Technology.

Influence of the Thickness and Doping Concentration in p- and n-Type Poly-Si Layers on the Efficiency of a Solar Cell Based on a Carbon Fiber

Young-Geun Han, Y. Shim, Min-Seok Yoon, 2015 .

Strain and temperature sensitivities of an tapered hollow-core photonic bandgap fiber based on interferometer

Young-Geun Han, Sang Bae Lee, Kwanil Lee, 2010, OECC 2010 Technical Digest.

A thickness measurement method for biological samples using lensed-fiber sensors

Young-Geun Han, Do-Hyun Kim, Ilko K. Ilev, 2011, BiOS.

Fabrication of in-line modal couplers based on multicore fibers and their applications to fiber optic sensors

Young-Geun Han, Min-Seok Yoon, Sang Bae Lee, 2015, International Conference on Optical Fibre Sensors.

In-line interferometer based on intermodal coupling of a multicore fiber.

Young-Geun Han, Min-Seok Yoon, Sang-Bae Lee, 2015, Optics express.

Temperature-insensitive strain measurement using a birefringent interferometer based on a polarization-maintaining photonic crystal fiber

Young-Geun Han, Young-Geun Han, 2009 .

Sagnac interferometer based on an etched photonic crystal fiber

Young-Geun Han, 2012 .

Long-distance remote sensors for simultaneous measurement of strain and temperature based on multiwavelength fiber lasers

Young-Geun Han, Young-Geun Han, 2009, International Conference on Optical Fibre Sensors.

Discrimination of strain and temperature based on a polarization-maintaining photonic crystal fiber incorporating an erbium-doped fiber

Young-Geun Han, Youngjoo Chung, Sang Bae Lee, 2009 .

Temperature and strain discrimination based on a temperature-insensitive birefringent interferometer incorporating an erbium-doped fiber.

Young-Geun Han, Sang Bae Lee, Chang-Seok Kim, 2009, Applied optics.

Simultaneous Measurement of Strain and Temperature by Using a Micro-Tapered Fiber Grating

Young-Geun Han, Min-Seok Yoon, Sangoh Park, 2012, Journal of Lightwave Technology.

Simultaneous measurement of radiation dose and strain based on an erbium-doped fiber ring laser incorporating a fiber Bragg grating

Younghoon Ji, Young-Geun Han, Young Bo Shim, 2014, Other Conferences.

Spectroscopic Analysis of Gain Bandwidth in Raman Amplifier with Multiwavelength Pumping Scheme Using Actual Band Model

Young-Geun Han, Sang Bae Lee, G. Felinskyi, 2004 .

Broadband, high power, erbium fibre ASE-based CW supercontinuum source for spectrum-sliced WDM PON applications

Young-Geun Han, Ju Han Lee, Young-Geun Han, 2006 .

Highly efficient electrospray process for carbon nanotube-based laser pulse formers

Young-Geun Han, Sang Bae Lee, Kwanil Lee, 2010, 2010 Conference on Optical Fiber Communication (OFC/NFOEC), collocated National Fiber Optic Engineers Conference.

Chromatic dispersion compensation in a transmission link using a stimulated Brillouin scattering free, bismuth nonlinear optical fiber based phase conjugator

Young-Geun Han, Sang Bae Lee, K. Kikuchi, 2006, 2006 Conference on Lasers and Electro-Optics and 2006 Quantum Electronics and Laser Science Conference.

Bismuth nonlinear fibre-based optical phase conjugator without SBS-induced efficiency limitation and its application to dispersion compensation in transmission link

Young-Geun Han, K. Kikuchi, N. Sugimoto, 2006 .

Experimental study on seed light source coherence dependence of continuous-wave supercontinuum performance.

Young-Geun Han, Ju Han Lee, Young-Geun Han, 2006, Optics express.

Compositional dependence of the temperature sensitivity in long-period fiber gratings with doping concentration of GeO2 and B2O3 and their applications

Young-Geun Han, Youngjoo Chung, Sang Bae Lee, 2004 .

Temperature Sensitivity Control and Mechanical Stress Effect of Boron-Doped Long-Period Fiber Gratings

Byeong Ha Lee, Chang-Seok Kim, Young-Geun Han, 2001 .

Multi-point interrogation of FBG sensors using cascaded flexible wavelength-division Sagnac loop filters.

Chang-Seok Kim, Young-Geun Han, Myung Yung Jeong, 2006, Optics express.

Investigation on Periodically Surface-Corrugated Long-Period Gratings Inscribed on Photonic Crystal Fibers

Young-Geun Han, 2017, Nanoscale Research Letters.

Effect of air hole size on transmission characteristics of fiber Bragg gratings written in holey fiber

Young-Geun Han, Sang Bae Lee, Je-Myung Jeong, 2006, 2006 Optical Fiber Communication Conference and the National Fiber Optic Engineers Conference.

Effect of a Waist Diameter of a Microtapered Polarization-Maintaining Fiber on Temperature and Ambient Index Sensitivities

Young-Geun Han, Min-Seok Yoon, Young-Geun Han, 2015, Journal of Lightwave Technology.

Fabrication of micro-ridge long-period gratings inscribed on polarization-maintaining fibers

Young-Geun Han, Oh-jang Kwon, Myungjun Shin, 2014, Nanoscale Research Letters.

Influence of Diverse Atmospheric Conditions on Optical Properties of a Pulse Laser in a Time-of-Flight Laser Range Finder

Young-Geun Han, Oh-jang Kwon, Y. Shim, 2015 .

Investigation of Temperature Sensitivity of a Polymer-Overlaid Microfiber Mach-Zehnder Interferometer

Young-Geun Han, Young-Geun Han, 2017, Sensors.

Thermally Tunable Multiwavelength Raman Fiber Laser Based on a Novel In-line Interferometer

Young-Geun Han, 2011 .

Transmission characteristics of versatile D-shaped fibers with temperature and ambient index change depending on input polarization states

Young-Geun Han, 2010 .

Directional bending sensor with temperature insensitivity using a sampled chirped fiber Bragg grating

Young-Geun Han, Young-Geun Han, 2009 .

Bending sensitivity of long-period fiber gratings inscribed in holey fibers depending on an axial rotation angle.

Young-Geun Han, Kwanil Lee, Sang Bae Lee, 2007, Optics express.

Fiber-bundle illumination: realizing high-degree time-multiplexed multifocal multiphoton microscopy with simplicity

Daniel B. Holland, C. Yeh, Young-Geun Han, 2018, Scientific Reports.

Investigation of relative humidity sensor using periodically micro-tapered long-period fiber gratings without sensing uncertainty

Young-Geun Han, J. Hwang, Jong-Cheol Shin, 2016 .

Detection of relative humidity variation based on periodically micro-tapered long-period gratings

Young-Geun Han, J. Hwang, Jong-Cheol Shin, 2016, 2016 IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP).

Relative Humidity Sensor Based on an Optical Microfiber Knot Resonator With a Polyvinyl Alcohol Overlay

Young-Geun Han, Min-Seok Yoon, Kwang Wook Yoo, 2015, Journal of Lightwave Technology.

Hybrid Sagnac interferometer with high measurement resolution for simultaneous measurement of ambient index and temperature

Young-Geun Han, Oh-Jang Kwon, Young-Geun Han, 2014, Other Conferences.

Effect of a waist diameter of a polarization-maintaining fiber on ambient index sensitivity

Young-Geun Han, Min-Seok Yoon, Soo Kyung Kim, 2014, Other Conferences.

Ambient index sensing technique using a Sagnac interferometer incorporating a tapered polarization-maintaining fiber

Young-Geun Han, Cheol-Ju Kang, Young-Geun Han, 2012, Other Conferences.

Sagnac interferometer based on a tapered polarization-maintaining fiber for measurement of ambient index

Young-Geun Han, Cheol-ju Kang, 2012, 2012 17th Opto-Electronics and Communications Conference.

Hybrid Sagnac interferometer based on a D-shaped polarization-marinating fiber incorporating a fiber Bragg grating and a long-period fiber grating

Young-Geun Han, Oh-jang Kwon, Cheol-ju Kang, 2012 .

Polarization-Dependent In-Line Mach–Zehnder Interferometer for Discrimination of Temperature and Ambient Index Sensitivities

Young-Geun Han, Young-Geun Han, Hyun-Joo Kim, 2012, Journal of Lightwave Technology.

A hybrid Sagnac interferometer for discrimination of ambient index and temperature

Young-Geun Han, Oh-Jang Kwon, Young B. Shim, 2011, International Conference on Optical Fibre Sensors.

Ambient index sensor using a Sagnac interferometer based on a D-shaped polarization maintaining fiber

Young-Geun Han, Oh-Jang Kwon, Young Bo Shim, 2010, European Workshop on Optical Fibre Sensors.

Sagnac loop interferometer based on a hybrid polarization-maintaining fiber

Young-Geun Han, R. Kim, Oh-jang Kwon, 2010, OECC 2010 Technical Digest.

Simultaneous measurement of temparature and strain using long-period fiber grating inscribed in photonic crystal fiber combined with Sagnac loop mirror

D. Moon, Young-Geun Han, Hyunmin Kim, 2008, OECC/ACOFT 2008 - Joint Conference of the Opto-Electronics and Communications Conference and the Australian Conference on Optical Fibre Technology.

Magnetic field sensor based on a two-mode microfiber knot resonator with polymeric dispersant EMG nano-particles

Young-Geun Han, Anh Duy Duong Le, 2018 .