Publication

• Bidirectional GHz bandwidth amplified spontaneous emission generation and high output power single-pass optical amplification through a hot Cs vapor cell

Mingyu Lee, Siheon Ryu, Seokjin Kim, Seongjin Hong, Yong Soo Lee, Dong-Il Yeom, and Kyunghwan Oh, Optics Continuum 1 (1), 126-132

• Linear and nonlinear optical properties of transfer ribonucleic acid (tRNA) thin solid films

Marjan Ghasemi, Hayoung Jeong, Donggyu Kim, Byungjoo Kim, Joon Ik Jang, Kyunghwan Oh, RSC Advances 12 (14), 8661-8667

• A laser-driven optical atomizer: photothermal generation and transport of zeptoliter-droplets along a carbon nanotube deposited hollow optical fiber

Hyeonwoo Lee, Mikko Partanen, Mingyu Lee, Sunghoon Jeong, Hyeung Joo Lee, Kwanpyo Kim, Wonhyoung Ryu, Kishan Dholakia, and Kyunghwan Oh, Nanoscale, 2022, 14, 5138-5146

• Spatially selective DNA deposition on the fiber core by optically trapping an aqueous droplet and its application for ultra-compact DNA Fabry-Perot temperature sensor

Byungjoo Kim, Hayoung Jeong, Yong Soo Lee, Seongjin Hong, Kyunghwan Oh, Sensors and Actuators Reports 3, 100038

• All-fiber transient phase noise characterization of polarization maintaining Yb-doped fiber amplifiers

Sanggwon Song, Seokjin Kim, Aeri Jung, Kyunghwan Oh, Optik 243, 167282

• Quantitative in situ measurement of optical force along a strand of cleaved silica optical fiber induced by the light guided therewithin

Mikko Partanen, Hyeonwoo Lee, and Kyunghwan Oh, Photonics Research 9 (10), 2016-2023

• Low-Loss Polytetrafluoroethylene Hexagonal Porous Fiber for Terahertz Pulse Transmission in the 6G Mobile Communication Window

Yong Soo Lee, Hyucksu Choi, Byungjoo Kim, Chul Kang, Inhee Maeng, Seung Jae Oh, Soeun Kim, and Kyunghwan Oh, IEEE Transactions on Microwave Theory and Techniques 69 (11), 4623-4630

• Flexible microbubble-based Fabry–Pérot cavity for sensitive ultrasound detection and wide-view photoacoustic imaging 

Jun Ma, Yang He, Xue Bai, Li-Peng Sun, Kai Chen, Kyunghwan Oh, and Bai-Ou Guan,  Photonics Research, Oct. 1, 2020.

• Experimental implementation of arbitrary entangled operations 

Seongjin Hong, Chang Hoon Park, Yeon-Ho Choi, Yong-Su Kim, Young-Wook Cho, Kyunghwan Oh, and Hyang-Tag Lim,  New Journal of Physics, Sep. 22, 2020.

• Laser-driven self-exfoilation of graphene oxide layers on fiber facet for Q switching of an Er-doped fiber laser at the longest wavelength

Byungjoo Kim, Seongjin Hong, Jaedeok Park, Yong Soo Lee, Dong-il Yeom, and Kyunghwan Oh,  Photonics Research, Aug. 1, 2020.

• High-Temperature Sensitivity in Stimulated Brillouin Scattering of 1060 nm Single-Mode Fibers

Sanggwon Song, Aeri Jung, and Kyunghwan Oh, Sensors, Oct. 31. 2019.

• Strain-Insensitive Biocompatible Temperature Sensor Based on DNA Solid Film on an Optical Microfiber

Sanggwon Song, Aeri Jung, Seongjin Hong, and Kyunghwan Oh, IEEE Photonics Technology Letters, Oct. 29. 2019.

• Performance enhancement of 64 Gb/s OFDM system at 1550 nm over multimode fiber using Volterra equalization

Mahdi Kasmi, Hichem Mrabet, Sofien Mhatli, Faouzi Bahloul, Iyad Dayoub, and Kyunghwan Oh, Optics Communications, Oct. 15. 2019.

• Minimization of Moire effect generated by a double-layered metal mesh on top of the RGB optical source

Marzieh Pournoury, Ali Zamiri, Victor Yurlov, Tae Young Kim, and Kyunghwan Oh, Results in Physics, Jun. 7, 2018.

• Mode-Locking of All-Fiber Lasers Operating at Both Anomalous and Normal Dispersion Regimes in the C-and L-Bands Using Thin Film of 2DPerovskite Crystallites

Seongjin Hong, Ferdinand Ledee, Jaedeok Park, Sanggwon Song, Hyeonwoo Lee, Yongsoo Lee, Byungjoo Kim, Dong-Il Yeom, Emmanuelle Deleporte and Kyunghwan Oh, Laser&Photonics Reviews, Vol.12, Issue. 11, Nov., 2018.

• Recent progress in all-fiber non-Gaussian optical beam shaping technologies

Hyeonwoo Lee ,Junbum Park and Kyunghwan Oh, Journal of Lightwave Technology, Oct. 29, 2018.

• Optimization of Diode-pumped Cesium Vapor Laser Using Frequency Locked Pump Laser

Seongjin Hong, Byungjoo Kong, Yongsoo Lee and Kyunghwan Oh, Current Optics and Photonics, Vol.2, Issue. 5, Oct. 25, 2018.

• Pulse control in a wide frequency range for a quasi-continuous wave diode-pumped cesium atom vapor laser by a pump modulation in the spectral domain

Seongjin Hong, Byungjoo Kong, Yongsoo Lee, Sanggwon Song, Seokjin Kim and Kyunghwan Oh, Optics Express, Vol. 26, Issue. 20, Oct. 1, 2018.

• Fast numerical Fourier analysis of moire pattern induced by a periodic metallic array on top of the microscopically patterned red-green-blue light sources

M Pournoury, A Zamiri, TY Kim, V Yurlov and Kyunghwan Oh, Applied Optics, Vol. 57, Issue. 27, Sep. 20, 2018.

• Irreversible denaturation of DNA: a method to precisely control the optical and thermo-optic properties of DNA thin solid films

Hayoung Jeong, Paulson Bjornm, Seongjin Hong, Seunguk Cheon and Kyunghwan Oh, Photonics Research, Vol. 6, Issue. 9, Sep. 1, 2018.

• Enhancement of the lasing efficiency of vitamin B2 in a highly polar organic solvent via DNA-lipid complex

Woohyun Jung, Byungjoo Kong, Seongjin Hong, Taeoh Kim and Kyunghwan Oh, Opitcs Letters, Vol. 43, Issue. 16, Aug. 15, 2018.

• Experimental preparation and characterization of four-dimensional quantum states using polarization and time-bin modes of a single photon

Jinwon Yoo, Yujun Choi, Young-Wook Cho, Sang-Wook Han, Sang-Yun Lee, Sung Moon, Kyunghwan Oh, and Yong-Su Kim, Optics Communications, Vol. 419, July 15, 2018.

• Localized Eigenmodes in a Triangular Multicore Hollow Optical Fiber for Space-division Multiplexing in C+L Band

Seongjin Hong, Kyunghwan Oh, Current Optics and Photonics, Vol. 2, Issue. 3, June 25, 2018.

• Two-mode Fiber with a Reduced Mode Overlap for Uncoupled Mode-division Multiplexing in C+L Band

Seongjin Hong, Kyoungyeon Choi, Yong Soo Lee, Kyunghwan Oh, Current Optics and Photonics, Vol. 2, Issue. 3, June 25, 2018.

• High sensitivity temperature measurement via mask-free hybrid polymer long period fiber grating

Bjorn Paulson, Hojoong Jung, Jihyun Hwang, Seongjin Hong, Sanghwa Lee, Jun Ki Kim, and Kyunghwan Oh, Optics Express, Vol. 26, Issue. 13, June 25, 2018.

• Optical dispersion control in surfactant-free DNA thin films by vitamin B 2 doping

Bjorn Paulson, Inchul Shin, Hayoung Jeong, Byungjoo Kong, Reza Khazaeinezhad, Sreekantha Reddy Dugasani, Woohyun Jung, Boram Joo, Hoi-Youn Lee, Sungha Park, and Kyunghwan Oh, Scientific Reportss, Vol. 8, Issue. 1, June 19, 2018.

• Compact Hexagonal Liquid Core PCF Package Using a Hollow Optical Fiber

Jihyun Hwang, Jiyoung Park, Tavakol Nazari Baresari, Seung-Ryong Han, Young min Jhon, and Kyunghwan Oh, IEEE Photonics Technology Letters, Vol. 30, No. 8, Apr.15, 2018.

• Highly birefringent V-groove liquid core fiber

Tavakol Nazari, Boram Joo, Ji-Hyun Hwang, Bjorn Paulson, Jiyoung Park, Young Min Jhon, and Kyunghwan Oh, Optics Express, Vol.25, Issue 20, pp.24714-24726, Oct .2, 2017.

• All-fiber spatial rotation manipulation for radially asymmetric modes

Qi Mo, Zhikun Hong, Dawei Yu, Songnian Fu, Liang Wang, Kyunghwan Oh, Ming Tang, and Deming Liu, Scientific Reports, Vol.7, 2539, May 31, 2017.

• Polarization-maintaining few mode fiber composed of a central circular-hole and an elliptical-ring core

Jiajia Zhao, Ming Tang, Kyunghwan Oh, Zhenhua Feng, Can Zhao, Ruolin Liao, Songnian Fu, Perry Ping Shum, and Deming Liu, Ming Tang, and Deming Liu, Photonics Research, Vol. 5, Issue. 3, pp. 261-266, May 30, 2017.

• Thermo-optic characteristic of DNA thin solid film and its application as a biocompatible optical fiber temperature sensor.

Seongjin Hong, Woohyun Jung, Tavakol Nazari, Sanggwon Song, Taeoh Kim, Chai Quan, and Kyunghwan Oh, Optics  Letters, Vol. 42, No. 10, pp. 1943-1945, May 15, 2017.

• Optomechanical measurement of the Abraham force in an adiabatic liquid-core optical-fiber waveguide

H. Choi, M. Park, D. D. Elliott, and Kyunghwan Oh, Phys. Rev. A 95, 053817,  May 8, 2017.

• Limits on manipulating conditional photon statistics via interference of weak lasers

Kang-Hee Hong, Jisung Jung, Young-Wook Cho, Sang-Wook Han, Sung Moon, Kyunghwan Oh, Yong-su Kim and Yoon-Ho Kim, Optics  Express, Vol. 25, Issue. 9, pp. 10610-10621, Apr. 27, 2017.

• Generation of a non-zero discord bipartite state with classical second-order interference

Yujun Choi, Kang-Hee Hong, Hyang-Tag Lim, Jiwon Yune, Osung Kwon, Sang-Wook Han, Kyunghwan Oh, Yoon-Ho Kim, Yong-su Kim and Sung Moon, Optics  Express, Vol. 25, Issue. 3, pp. 2540-2551, Feb. 1, 2017.

• Ultrafast nonlinear optical properties of thin-solid DNA film and their application as a saturable absorber in femtosecond mode-locked fiber laser

Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Bjorn Paulson, Hwanseong Jeong, Jiyoon Gwak, Fabian Rotermund, Dong-Il Yeom, Kyunghwan Oh, Scientific Reports, Vol. 7, 41480,  Jan. 27, 2017.

• Plug-and-play measurement-device-independent quantum key distribution

Yujun Choi, Osung Kwon, Minki Woo, Kyunghwan Oh, Sang-Wook Han, Yong-Su Kim, and Sung Moon, Phys. Rev. A 93, 032319, Mar. 14, 2016.

• Passive Q-Switching of an All-Fiber laser using WS2-deposited optical fiber taper

Reza Khazaeinezhad, Tavakol Nazari, Hwangweong Jeong, Kyung Jun Park, Byoung Yoon Kim, Dong-Il Yeom and Kyunghwan Oh, IEEE Photonics Journal Vol. 7, Issue 5, pp. 1-7, Oct. 2015.

• Flexible transition metal dichalcogenide nanosheets for band-selective photodetection

Dhinesh Babu Velusamy, Richard Hahnkee Kim, Soonyoung Cha, June Huh, Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Giyoung Song, Suk Man Cho, Sung Hwan Cho, Ihn Hwang, Jinseong Lee, Kyunghwan Oh, Hyunyoug Choi, Cheolmin Park, Nature Communications, Article number 8063, Sep. 2, 2015.

• Hybrid Square-Lattice Photonic Crystal Fiber with Broadband Single-Mode Operation, High Birefringence, and Normal Dispersion

Soeun Kim, Yong Soo Lee, Chung Ghiu Lee, Yongmin Jung and Kyunghwan Oh, Journal of  the Optical Society of Korea Vol. 19, No. 5 pp. 449-455, 2015.

• Femtosecond soliton pulse generation using evanescent field interaction through tungsten disulfide(WS2) film

Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Hwangweong Jeong, Dong-Il Yeom and Kyunghwan Oh, Journal of  Lihgtwave Technology Vol. 33, Issue 17, pp. 3550-3557, Sep. 1, 2015.

• Ultrafast pulsed all-fiber laser based on tapered fiber enclosed by few-layer WS2 nanosheets

Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Hwanseong Jeong, Kyung Jun Park, Byoung Yoon Kim, Dong-Il Yeom, and Kyunghwan Oh, IEEE Photonics Technology Letters 27, No. 15 pp. 1581-1584, 2015.

• Effects of Light-Emitting Diode(LED) configuration on luminance and color of an edge-lit backlight unit

Jeongmin Moon and Kyunghwan Oh, Journal of Display Technology Vol. 11, Issue 9, pp. 768-775, Sep. 1, 2015.

• Chemical and Physical Characteristics of Doxorubicin Hydrochloride Drug-Doped Salmon DNA Thin Films

Gnapareddy, Bramaramba, Sreekantha Reddy Dugasani, Taewoo Ha, Bjorn Paulson, Taehyun Hwang, Taesung Kim, Jae Hoon Kim, Kyunghwan Oh and Sung Ha Park, Scientific Reports 5, Jul. 31, 2015.

• Enhanced optical transmission through a star-shaped bull's eye at dual resonant-bands in UV and the visible spectral range

Tavakol Nazari, Reza Khazaeinezhad, Woohyun Jung, Boram Joo, Byung-joo Kong and Kyunghwan Oh, Optics Express Vol. 23, Issue 14, pp. 18589-18601, Jul. 9, 2015.

• In-Plane Switching Mode for Liquid Crystal Displays Using a DNA Alignment Layer

Yun Jeong Cha, Min-Jun Gim, Kyunghwan Oh, Dong Ki Yoon, ACS Applied Materials & Interfaces, Vol. 7, No. 24, pp. 13627-13632, June, 2015.

• Broadband supercontinuum generation using a hollow optical fiber filled with copper-ion-modified DNA

Youngho Cho, Byeongho Park, Juyeong Oh, Minah Seo, Kwanil Lee, Chulki Kim, Taikjin Lee, Deok Ha Woo, Seok Lee, Hyung Min Kim, HyukJae Lee, Kyunghwan Oh,  Dong-Il Yeom, Sreekantha Reddy Dugasani, Sung Ha Park, Jae Hun Kim, Dong Ki Yoon, Optics Exprees Vol. 23, No 10, pp. 13537-13544, May 18, 2015.

• Light propagation analysis using a translated plane angular spectrum method with the oblique plane wave incidence

Hyeon-ho Son and Kyunghwan Oh, Journal of the Optical Society of America A Vol. 32, Issue 5, pp. 949-954, May 1, 2015.

• Polarized backlight unit using a polarization-preserving light redirecting film for improving luminance gain

Jeongmin Moon, Sungrae Lee and Kyunghwan Oh, Japanease Journal of Applied Physics Vol. 54, 052202,  Apr. 7, 2015.

• Suspended ring-core photonic crystal fiber gas sensor with high sensitivity and fast response

Sahar Hosseinzadeh Kassani, Reza Khazaeinezhad, Yongmin Jung, Jens Kobelke and Kyunghwan Oh, IEEE Photonics Journal, IEEE Vol. 7, Issue 1, 2700409, Feb. 12, 2015.

• Mode-Locked All-Fiber Lasers at Both Anomalous and Normal Dispersion Regimes Based on Spin-Coated Nano-Sheets on a Side-Polished Fiber

Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Hwanseong Jeong, Tavakol Nazari, Dong-Il Yeom, and Kyunghwan Oh, IEEE Photonics Journal, Vol. 7, No. 1, pp. 1-9, Feb. 2015.

• All-fiber Er-doped Q-Switched laser based on Tungsten Disuifide saturable absorber

Sahar Hosseinzadeh Kassani, Reza Khazaeinezhad, Hwanseong Jeong, Tavakol Nazari, Dong-Il Yeom and Kyunghwan Oh, Optics Material Express, Vol. 5, Issue 2, pp. 373-379,  Jan. 20, 2015.

• Saturable optical absorption in MoS2 nano-sheet optically deposited on the optical fiber facet

Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Tavakol Nazari, Hwangseong Jeong, Jongki Kim, Kyujin Choi, Jae-Ung Lee, Jae Hoon Kim, Hyeonsik Cheong, Dong-Il Yeom, and Kyunghwan Oh, Optics Communications, Vol. 335, pp. 224-230,  Jan. 15, 2015.

• Temperature Dependence of Mode Coupling in low-NA Plastic Optical Fibers

Svetislav Savovi, Milan S Kova evi, Jovan S Baji, Dragan Z Stupar, Alexandar Djordjevich, Milo ivanov, Branko Drlja a, Ana Simovi, and Kyunghwan Oh, IEEE Journal of Lightwave Technology, Vol. 33, No.1,  pp. 89-94,  Jan. 1, 2015.

• Polarization dependent enhanced optical transmission through a sub-wavelength polygonal aperture surrounded by polygonal grooves

Tavakol Nazari, Reza Khazaeinezhad, Sahar Hosseinzadeh Kassani, Woohyun Jung, Inchul Shin, Dooeui Kang and Kyunghwan Oh, Optics Express, Vol. 22, pp. 27476-27488,  Nov. 4, 2014.

• Enhancement of surface wettability by intra-helium plasma for liquid core fiber lens

Sahar Hosseinzadeh Kassani, Reza Khazaeinezhad, Tavakol Nazari, Wonho Choe, and Kyunghwan Oh, Photonic technology letters, Vol. 26, Issue 20, pp. 2097-2100,  Oct. 15, 2014.

• 3-D manipulation of ZnO nanowire using optically activated thermoplastic tip on silica fiber taper

Sejin Lee, Doo-Eui Kang, Pyojin Jeon, Seongil Im, Ryong Ha, Heon-Jin Choi, Songnian Fu, and Kyunghwan Oh, Photonic technology letters, Vol. 26, Issue 20, pp. 2001-2003,  Oct. 15, 2014.

• Mode-locking of Er-doped fiber laser using a multilayer MoS2 thin film as a saturable absorber in both anomalous and normal dispersion regimes

Reza Khazaeizhad, Sahar Hosseinzadeh Kassani, Hwanseong Jeong, Dong-Il Yeom and Kyunghwan Oh, Optics Express, Vol. 22, No. 19, pp. 23732-23742,  Sep. 22 2014.

• Liquid core photonic crystal fiber with low-refractive-index liquids for optofluidic applications

Jiyoung Park, Doo-Eui Kang, Bjorn Paulson, Tavakol Nazari, and Kyunghwan Oh, Optics Express, Vol. 22, Issue 14, pp. 17320-17330,  July 14, 2014.

• Low scattering loss fiber with segmented-core and depressed inner cladding structure

Marzieh Pournoury, Dae Seung Moon, Tavakol Nazari, Sahar Hosseinzadeh Kassani, Mun-Hyun Do, Yeong Seop Lee, and Kyunghwan Oh, Optics Communications, Vol. 317, Page 13-17, April 15, 2014.

• Polarized light-emitting backlight unit using a retardation film for improving light efficiency in a twisted nematic mode liquid crystal module

Jeongmin Moon, Sungrae Lee, Sejin Lee, Woohyun Jung, and Kyunghwan Oh, Japanese Journal of Applied Physics, Vol. 53, Iss. 4, pp. 042501, April 1, 2014.

• A high throughput supra-wavelength plasmonic bull's eye photon sorter spatially and spectrally multiplexed on sillica optical fiber facet

Hesam Edin Arabi, Hang-Eun Joe, Tavakol Nazari, Byung-Kwon Min, and Kyunghwan Oh, Optics Express, Vol. 21, Iss. 23, pp.28083-28094, Nov.18, 2013.

• Crossed fiber optic Bessel beams for curvilinear optofluidic transport of dielectric particles

Jongki Kim, Sungrae Lee, Yoonseob Jeong, Jun-Ki Kim, Yongmin Jung, Fabrice Merenda, Rene-Paul Salathe, Jeon-Soo Shin, and Kyunghwan Oh, Optics Express, Vol. 21, Iss. 20, pp.23021-23029, Oct. 7, 2013.

• Fast response in-line gas sensor using C-type fiber and Ge-doped ring defect photonic crystal fiber

Sahar Hosseinzadeh Kassani, Jiyoung Park, Yongmin Jung, Jens Kobelke, and Kyunghwan Oh, Optics Express, Vol. 21, Iss. 12, pp.14074-14083, June 17, 2013.

• Micro Fresnel Zone Plate Lens inscribed on a Hard Polymer Clad Fiber (HPCF) using Femtosecond Pulsed Laser

Jongki Kim, Woosung Ha, Jiyoung Park, Junki Kim, Ik-Bu Sohn, Woojin Shin and Kyunghwan Oh, Photonics Technology Letters, Vol. 25, No.8, pp.761-763. April 15, 2013.

• Strong polarization dependence in the optical transmission through a bull's eye with an elliptical sub-wavelength aperture

Marzieh Pournoury, Hesam Edin Arabi, and Kyunghwan Oh, Optics Express, Vol. 20, Iss. 24, pp. 26798-26805, Nov. 19, 2012.

• Multi Core-like guidance in a Triangular-Core Hollow Optical Fiber and Spectral Evolution of its Eigen Mode Degeneracy

Sejin Lee, Woosung Ha, Jens Kobke, Kay Schuster, Sonja Unger, and Kyunghwan Oh, Optics Letters, Vol. 37, Iss. 22, pp. 4759-4761, Nov. 15, 2012.

• Simple and reliable light launch from a conventional single-mode fiber into a helical-core fiber through an adiabatically tapered splice

Hyuntai Kim, Jongki Kim, Yongmin Jung, Luis Alonso Vazques-Zuniga, Seung Jong Lee, Geunchang Choi, Kyunghwan Oh, Pu Wang, WA Clarkson, Yoonchan Jeong, Optics Express, Vol. 20, Iss. 23, pp. 25562-25571, Nov. 5, 2012.

• A hybrid fiber-optic photoluminescence measurement system and its application in InGaN/GaN light emitting diode epi-wafer morphology studies

Sohee An, Yong Gon Seo, Woohyun Jung, Minkyu Park, Jiyoung Park, Jongki Kim, Yoonseob Jeong, and Kyunghwan Oh, Optics Express, Vol. 20, Iss. 17, pp. 19535-19544, Aug. 13, 2012.

• A new design of low-loss and ultra-flat zero dispersion photonic crystal fiber using hollow ring defect

Sejin Lee, Woosung Ha, Jiyoung Park, Soan Kim, and Kyunghwan Oh, Optics Communications, Vol. 285, Iss. 20, pp. 4082-4087, Sep. 15, 2012.

• Graphene-filled hollow optical fiber saturable absorber for high-power fiber laser mode-locking

Sun Young Choi, Dae Kun Cho, Yong-Won Song, Kyunghwan Oh, Kihong Kim, Fabian Rotermund, and Dong-Il Yeom, Optics Express, Vol. 20, Iss. 5, pp. 5652-5667, Feb. 27, 2012.

• Dispersion Control in Square Lattice Photonic Crystal Fiber Using Hollow Ring Defects

Jiyoung Park, Sejin Lee, Sungrae Lee, Soan Kim, and Kyunghwan Oh, Optics Express, Vol. 20, Iss. 5, pp. 5281-5290, Feb. 27, 2012.

• Fourier optics along a hybrid optical fiber for Bessel-like beam generation and its applications in multiple particle trapping

Jongki Kim, Yoonseob Jeong, Sejin Lee, Woosung Ha, Jeon-soo Shin, and Kyunghwan Oh, Optics Letters, Vol. 37, Issue. 4, pp. 623-625, Feb. 15, 2012.

• Independent control of birefringence and chromatic dispersion in a photonic crystal fiber using two hollow ring defects

Minkyu Park, Hesam Edin Arabi, Sejin Lee and Kyunghwan Oh, Optics Communications, Vol. 284, Issue. 20, pp. 4914-4919, Sep. 15, 2011.

• Orange a-plane InGaN/GaN light-emitting diodes grown on r-plane sapphire substrates

Yong Gon Seo, Kwang Hyeon Baik, Hooyoung Song, Ji-Su Son, Kyunghwan Oh, and Sung-Min Hwang, Optics Express, Vol. 19, No. 14, pp. 12919-12924, June 20, 2011.

• Subwavelength plasmonic lens patterned on a composite optical fiber facet for quasi-one-dimensional Bessel beam generation

Sehun Kang, Hang-Eun Joe, Jongki Kim, Yoonseob Jeong, Byung-Kwon Min, and Kyunghwan Oh, Applied Physics Letters, Vol. 98, No. 24, pp. 241103-1~241103-3, June 14, 2011.

• Plasmonically enhanced optical transmission through a metalized nanostructured photonic crystal fiber taper

Hesam Edin Arabi, Marzieh Pournoury, Ji Hoon Park, Seongil Im, and Kyunghwan Oh, Optics Letters, Vol. 36, No. 11, pp. 2029-2031, May 26, 2011.

• Fiber fuse effect in hollow optical fibers

Woosung Ha, Yoonseob Jeong, and Kyunghwan Oh, Optics Letters, Vol. 36, No. 9, pp. 1536-1538, April 20. 2011.

• Enhanced optical transmission through sub-wavelength centered-polygonal hole arrays in silver thin film on silica substrate

Hesam Edin Arabi, Minkyu Park, Marzieh Pournoury, and Kyunghwan Oh, Optics Express, Vol. 19, No. 9, pp. 8514-8525, April 18, 2011.

• Wide Tunable Band Rejection Filter Based on Micro-Optical Waveguide on Micro Actuating Platform Covering O, E, S, C, L, and U Bands

Honggu Choi, Yoonseob Jeong, and Kyunghwan Oh, Optics Letters, Vol. 36, No. 4, pp. 484-486, Feb. 7,2011.

• All-silica fiber Bessel-like beam generator and its applications in longitudinal optical trapping and transport of muliple dielectric particles

Sungrae Lee, Jongki Kim, Sejin Lee, Yongmin Jung, Jun Ki Kim, K. Oh, Optics Express, Vol. 18, No. 24, pp. 25299-25305, Nov. 19, 2010.

• A micro-structured aperture made of a hollow triangular-core fiber for novel beam shaping

Woosung Ha, Sejin Lee, Jongki Kim, Yoonseob Jeong, Kyunghwan Oh, Jens Kobelke, Kay Schuster, Sonja Unger, Anka Schwuchow, and Jun Ki Kim, Optics Express, Vol. 18, No. 20, pp. 20918-20925, Sept. 17, 2010.

• Characterization of a novel dual-core elliptical hollow optical fiber with wavelength decreasing differential group delay

Luca Schenato, Minkyu Park, Luca Palmieri, Sejin Lee, Raffaele Sassi, Andrea Galtarossa, and Kyunghwan Oh, Optics Express, Vol. 18, No. 19, pp. 20344-20349, Sept. 9, 2010.

• Non-phase-matched tunable band rejection in an all-solid photonic bandgap fiber with high-index rods on graded-index pedestals

Woosung Ha, Yoonseob Jeong, Jiyoung Park, Kyunghwan Oh, Jens Kobelke, Kay Schuster, and Anka Schwuchow, Optics Express, Vol. 18, No. 18, pp. 19070-19075, Aug. 23, 2010.

• Fiber optics engine for micro projection display

Hesam Arabi, An Sohee, and Kyunghwan Oh, Optics Express, Vol. 18, No. 5, pp. 4655-4663, Feb. 22, 2010.

• Wide Dynamic Range Optical Power Control Based on Cascaded Fused Tapered Couplers for High-Power Yb-Doped Fiber Lasers

Yoonseob Jeong, Minkyu Park, and Kyunghwan Oh, IEEE Photonics Technology Letters, Vol. 22, No. 3, pp. 161-163, Feb. 1, 2010.

• Highly birefringent silica microfiber

Yongmin Jung, Brambilla Gilbertro, K. Oh, David J. Richardson, Optics Letters, Vol. 35, pp. 378-380, Jan. 29, 2010.