"Keisuke Shinno,SeungHun Lee,Takahiko Shindo,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Shigehisa Arai","Direct Measurements of Characteristics of GaInAsP/InP Bragg Gratings with Periodically Etched Quantum Wells","The 37th International Symposium on Compound Semiconductors (ISCS 2010)","The 37th International Symposium on Compound Semiconductors (ISCS 2010)",,"  Kagawa (Japan)","  FrP21",,2010,June
"SeungHun Lee,Devang Parekh,Takahiko Shindo,Weijian Yang,Peng Guo,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Connie J. Chang-Hasnain,Shigehisa Arai","Modulation Bandwidth Enhancement of Distributed Reflector Lasers with Wirelike Active Regions by Optical Injection Locking","電子情報通信学会 2010年総合大会","電子情報通信学会 2010年総合大会",,"  仙台","  C-4-29",,2010,Mar.
"SeungHun Lee,Devang Parekh,Takahiko Shindo,Weijian Yang,Peng Guo,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Connie J. Chang-Hasnain,Shigehisa Arai","Bandwidth Enhancement of Distributed Reflector Lasers at Low Bias Current by Optical Injection Locking","OFC/NFOEC 2010",,,"Vol. San Diego, USA","No. JWA - Poster Session I","pp. JWA37",2010,Mar.
"SeungHun Lee,Devang Parekh,Takahiko Shindo,Weijian Yang,Peng Guo,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Connie J. Chang-Hasnain,Shigehisa Arai","Optical Injection Locking of Distributed Reflector Lasers with Wirelike Active Regions",,"IEICE-LQE2009-169",,"  IEICE-Vol.109","  IEICE-No.401","pp. 75-80",2010,Jan.
"SeungHun Lee,Noriaki Tajima,Takahiko Shindo,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","High Optical-Feedback Tolerance of Distributed Reflector Lasers with Wirelike Active Regions for Isolator-Free Operation",,"IEEE Photon. Technol. Lett.","IEEE","Vol. 21","No. 20","pp. 1529 - 1531",2009,Oct.
"Takahiko Shindo,SeungHun Lee,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Shigehisa ARAI","Low-Threshold and High-Efficiency Operation of Distributed Reflector Laser With Wirelike Active Regions",,"IEEE Photon. Technol. Lett.","IEEE","Vol. 21","No. 19","pp. 1414-1416",2009,Sept.
"SeungHun Lee,Noriaki Tajima,Takahiko Shindo,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","High External Feedback Tolerance of Distributed Reflector Lasers with Wirelike Active Regions","International Nano-Optoelectronics Workshop, 2009 (i-NOW 2009)","International Nano-Optoelectronics Workshop, 2009 (i-NOW 2009)",,"  Stockholm, Sweden and Berlin, Germany","  Poster Session 5, P115","pp. 349-350",2009,Aug.
"SeungHun Lee,Noriaki Tajima,Takahiko Shindo,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","High Optical Feedback-Tolerance of Distributed Reflector Lasers with Wire-like Active Regions for High Speed Isolator-Free Operation","Conference on Lasers and Electro Optics/International Quantum Electronics Conference (CLEO/IQEC) 2009","Conference on Lasers and Electro Optics/International Quantum Electronics Conference (CLEO/IQEC) 2009",,"  Baltimore (USA)","  CTuH5",,2009,June
"Takahiko Shindo,SeungHun Lee,Noriaki Tajima,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","Progress in Distributed-Reflector(DR) Lasers with Wirelke Active Regions",,"IEICE-LQE2009-3",,"  IEICE-Vol.109","  IEICE-No.49","pp. 13-18",2009,May
"SeungHun Lee,Takahiko Shindo,Daisuke Takahashi,Noriaki Tajima,Nobuhiko Nishiyama,Shigehisa ARAI","Low-threshold and High-efficiency Operation of Distributed Reflector Laser with Wirelike Active Regions by Reduced Waveguide Loss","The 21st International Conference on Indium Phosphide and Related Materials (IPRM'09)","The 21st International Conference on Indium Phosphide and Related Materials (IPRM'09)",,"  Newport Beach (USA)","  TuB2.4",,2009,May
"Takahiko Shindo,SeungHun Lee,Noriaki Tajima,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","Low Threshold and High Efficiency Operation of Distributed-Reflector Laser with Wirelike Active Regions","第56回応用物理学関係連合講演会","第56回応用物理学関係連合講演会",,"  筑波","  1a-G-9","  Digest III p.",2009,Apr.
"SeungHun Lee,Noriaki Tajima,Takahiko Shindo,Daisuke Takahashi,Nobuhiko Nishiyama,SHIGEHISA ARAI","External Optical Feedback Tolerance of Distributed Reflector Lasers with Wirelike Active Regions","電子情報通信学会 2009年総合大会","電子情報通信学会 2009年総合大会",,"  松山","  C-4-34",,2009,Mar.
"Kyle Davis,SeungHun Lee,Takahiko Shindou,noriaki tajima,Daisuke Takahashi,Nobuhiko Nishiyama,SHIGEHISA ARAI","Enhancement of Modulation Bandwidth in DR Lasers by Self-Injection-Locking","第69回応用物理学会学術講演会","第69回応用物理学会学術講演会",,"Vol. 愛知","No. 2p-P3-14","  Digest III p.1022",2008,Sept.
"Takahiko Shindou,SeungHun Lee,Kyle Davis,noriaki tajima,Daisuke Takahashi,Nobuhiko Nishiyama,SHIGEHISA ARAI","Low threshold current distributed-reflector laser with phase-shifted active DFB section and passive DBR section","第69回応用物理学会学術講演会","第69回応用物理学会学術講演会",,"Vol. 愛知","No. 2p-P3-15","  Digest III p.1023",2008,Sept.
"SeungHun Lee,Kyle Davis,Takahiko Shindo,Noriaki Tajima,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","Enhancement of Modulation Bandwidth in Distributed Reflector Lasers","Nano-Optoelectronics Workshop, 2008 (i-NOW 2008)","Nano-Optoelectronics Workshop, 2008 (i-NOW 2008)",,"Vol. Tokyo, Saiko and Shonan (Japan)","No. Poster Session 1, P15","pp. 145-146",2008,Aug.
"Takahiko Shindo,SeungHun Lee,Kyle Davis,Noriaki Tajima,Daisuke Takahashi,Nobuhiko Nishiyama,Shigehisa Arai","A sub-mA Threshold Current Operation of Distributed-Reflector (DR) Laser","Nano-Optoelectronics Workshop, 2008 (i-NOW 2008)","Nano-Optoelectronics Workshop, 2008 (i-NOW 2008)",,"Vol. Tokyo, Saiko and Shonan (Japan)","No. Poster Session 4, P20","pp. 335-336",2008,Aug.