"Fumio Koyama","Advances and New Functions of VCSEL Photonics",,"Optical Review",,"Vol. 21","No. 6","pp. 893-904",2014,Dec.
"中?正統,坂口孝浩,松谷晃宏,小山二三夫","熱応力・静電力駆動のマイクロマシンを用いたアサーマル波長可変面発光レーザ","電子情報通信学会 LQE2014",,,"vol. 114","no. 378","pp. 27-30",2014,Dec.
"Fumio Koyama","Wavelength Engineering of MEMS VCSELs-Waveleng tuning, athermalization and new functions","International Conference on Small Science, ICSS 2014",,,"  JR-13",,"pp. 92-93",2014,Dec.
"小山二三夫","省エネルギー革新技術開発事業 グリーン光リンク技術のための低消費電力面発光レーザアレイの研究開発","NEDO省エネルギー技術フォーラム2014",,,,,,2014,Nov.
"Akihiro matsutani,FUMIO KOYAMA","Microfabrication of 4H-SiC by Reactive Ion Etching Using XeF2 Plasma","2014 International Symposium on Dry Process (DPS2014)",,,,,,2014,Nov.
"Akihiro Matsutani,Fumio Koyama","Dry Etching of 4H-SiC using Ar/F2 Plasma","27th International Microprocesses and Nanotechnology Conference, MNC2014",,,"  6P-7-34",,,2014,Nov.
"Xiaodong Gu,Kenya Suzuki,Yuichiro Ikuma,Fumio Koyama","Large Point-Count Wavelength Selective Switch Based on a Bragg Reflector Waveguides Array","LQE/OCS/OPE共催 電子情報通信学会 研究会",,,,,,2014,Oct.
"Xiaodong Gu,Ayako Suzuki,Akihiro Matsutani,Fumio Koyama","20μm long slow-light Bragg reflector waveguide modulator with over 20GHz modulation bandwidth",,"Applied Physics Express(APEX)",,"vol. 7","no. 11","pp. 114101-1-4",2014,Oct.
"Xiaodong Gu,Ayako Suzuki,Akihiro Matsutani,Fumio Koyama","Miniature Slow-Light Bragg Reflector Waveguide Modulator with over 20GHz Modulation Bandwidth","LQE/OCS/OPE共催 電子情報通信学会 研究会",,,,,,2014,Oct.
"Xiaodong Gu,Kenya Suzuki,Yuichiro Ikuma,Akihiro Matsutani,Fumio Koyama","Improvement in Crosstalk of 200-Port Bragg Reflector Waveguides Array-based Wavelength Selective Switch","IEEE Photonics Conference, IPC2014",,,"  MB2.4",,"pp. 34-35",2014,Oct.
"Fumio Koyama","VCSEL Photonics for High-Speed Optical Interconnects","The 4th Annual World Congress of Nano Science & Technology-2014, Nano-S&T2014",,,,,"pp. 056",2014,Oct.
"Hamed Dalir,Fumio Koyama","30GHz ultracompact electroabsorption modulator integrated with 980nm VCSEL with resonance effect in coupled cavities",,"Applied Physics Express(APEX)",,"vol. 7","no. 11","pp. 112101-1-3",2014,Oct.
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","Low-voltage, high-speed and compact electroabsorption modulator laterally integrated with 980-nm VCSEL",,"OPTICS EXPRESS(OPEX)",,"vol. 22","no. 21","pp. 25746-25755",2014,Oct.
"鈴木絢子,顧暁冬,松谷晃宏,小山二三夫","反射鏡導波路による多モード干渉スプリッター","第75回 応用物理学会秋季学術講演会",,,"  18a-C6-9",,,2014,Sept.
"Fumio Koyama","Beam Steering, Beam Shaping and Intensity Modulation Based on Bragg Reflector (30min.)Waveguides","The 75th JSAP Autumn Meeting 2014",,,"  20p-C1-6",,,2014,Sept.
"Toshikazu Shimada,Hamed Dalir,Akihiro Matsutani,Fumio Koyama","Beam scanner integrated VCSEL with electro-thermal wavelength tuning","IEEE International Semiconductor Laser Conference",,,"  WB3",,,2014,Sept.
"Xiaodong Gu,Kazunori Seno,Hiromasa Tanobe,Fumio Koyama","60-channel Wavelength Selective Switch on Bragg Reflector Waveguides Array with 125 Output-ports","European Conference on Optical Communications, ECOC 2014",,,"  We.3.5.3",,"pp. 1-3",2014,Sept.
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","Ultra-compact and High-bandwidth (>30GHz) Modulator Integrated VCSEL with Transverse-mode Beating","IEEE International Semiconductor Laser Conference",,,"  WB1",,,2014,Sept.
"中?正統,坂口孝浩,松谷晃宏,小山二三夫","熱応力・静電力駆動のマイクロマシンを用いたアサーマル波長可変面発光レーザ","2014年電子情報通信学会通信ソサイエティ大会",,,"  C-4-22",,,2014,Sept.
"谷口寛樹,Hamed Dalir,高橋 雄太,小山二三夫","横方向結合共振を用いた端面発光型レーザの高速化の検討","2014年電子情報通信学会通信ソサイエティ大会",,,"  C-4-4",,,2014,Sept.
"Masanori Nakahama,Takahiro Sakaguchi,akihiro matsutani,Fumio Koyama","Athermalization and on-chip multi-wavelength integration of VCSELs employing thermally actuated micromachined mirrors",,"Applied Physics Letters(APL)",,"vol. 105","no. 091110 (2014)","pp. 091110-1-4",2014,Sept.
"Hamed Dalir,Fumio Koyama","Ultra-fast Compact Modulator-Integrated-VCSEL for Highly Efficient Millimeter-wave Modulation","The 75th JSAP Autumn Meeting 2014",,,"  20p-C1-5",,,2014,Sept.
"高橋雄太,Dalir Hamed,松谷晃宏,小山二三夫","面発光レーザ・変調器集積デバイスによる戻り光の制御","第75回 応用物理学会秋季学術講演会",,,"  19p-C1-17",,,2014,Sept.
"Xiaodong Gu,Kenya Suzuki,Yuichiro Ikuma,Fumio Koyama","60-Channels Flexible-Grid Wavelength Selective Switch Based on a Compact Bragg Reflector Waveguides Array","The 75th JSAP Autumn Meeting 2014",,,"  19a-C7-10",,,2014,Sept.
"小山俊泰,顧暁冬,小山二三夫","1.55μm帯Si/SiO2 Bragg反射鏡導波路によるビーム掃引デバイスの設計","第75回 応用物理学会秋季学術講演会",,,"  19a-C7-9",,,2014,Sept.
"Masanori Nakahama,Takahiro Sakaguchi,Akihiro Matsutani,Fumio Koyama","Athermal multi-wavelength VCSEL array employing thermally actuated micromachined mirrors","IEEE International Semiconductor Laser Conference",,,"  WB5",,,2014,Sept.
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","High-speed Compact Electro-absorption Modulator Laterally Integrated with VCSEL","European Conference on Optical Communications, ECOC 2014",,,"  Mo.4.4.6",,"pp. 1-3",2014,Sept.
"Shunya Inoue,Fumio Koyama","Highly angular dependent high contrast grating mirror for transverse mode control of VCSELs","iNOW2014, International Nano-Optoelectronics Workshop",,,"  PS2.05",,"pp. 120-121",2014,Aug.
"Masanori Nakahama,Takahiro Sakaguchi,Akihiro Matsutani,Fumio Koyama","Athermal and widely tunable VCSEL with bimorph micromachined mirror",,"Optics Express",,"Vol. 22","no. 18","pp. 21471-21479",2014,Aug.
"小山二三夫","ブラッグ反射鏡導波路を用いた超高解像ビーム掃引と大規模波長選択光スイッチ","2014（平成26）年度第2 回光材料・応用技術研究会",,,,,,2014,Aug.
"Hamed Dalir,Moustafa Ahmed,Ahmed Bakry,Fumio Koyama","Compact electro-absorption modulator integrated with vertical-cavity surface-emitting laser for highly efficient millimeter-wave modulation",,"Applied Physics Letters(APL)",,"vol. 105","no. 081113 (2014)","pp. 081113-1-5 (2014)",2014,Aug.
"Shunya Inoue,Junichi Kashino,Akihiro Matsutani,Hideo Ohtsuki,Takahiro Miyashita,Fumio Koyama","Highly angular dependent high-contrast grating mirror and its application for transverse-mode control of VCSELs",,"Japanese Journal of Applied Physics(JJAP)",,"vol. 53","no. 9","pp. 090306-1-4",2014,Aug.
"Fumio Koyama,Hamed Dalir","High speed modulation and new functions of transverse coupled cavity VCSEL","iNOW2014, International Nano-Optoelectronics Workshop",,,"  FrA1",,"pp. 38-39",2014,Aug.
"Hamed Dalir,FUMIO KOYAMA","40 Gbps modulation of transverse coupled cavity VCSEL with push?pull modulation scheme",,"Applied Physics Express(APEX)",,"vol. 7",,"pp. 092701-1-4",2014,July
"Hamed Dalir,Fumio Koyama","Highly Stable Operations of High Speed Transverse Coupled Cavity VCSELs","The OptoElectronics and Communication Conference 2014, OECC 2014",,,"  MO1D-3",,"pp. 35-36",2014,July
"Xiaodong Gu,Ayako Suzuki,Hamed Dalir,Akihiro Matsutani,Fumio Koyama","Large Enhancement in Modulation Bandwidth of Low-Voltage Slow Light Bragg Reflector Waveguide Modulator","OECC 2014","OECC 2014",,,,"pp. 170-171",2014,July
"Masanori Nakahama,Takahiro Sakaguchi,Akihiro Matsutani,Fumio Koyama","Athermal and Widely Tunable VCSEL with Bimorph Micromachined Mirror","OECC 2014","OECC 2014",,"vol. 22","no. 18","pp. 37-39",2014,July
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","Low Driving Voltage Electro-absorption Modulator Laterally Integrated with VCSEL","IEICE Technical Report",,,,,,2014,June
"Shunya Inoue,FUMIO KOYAMA","High-Contrast Grating Spatial Mode Filter for Widely Tunable Vertical Surface Emitting Laserfor","19th Microoptics Conference, MOC2014",,,,,,2014,June
"Hamed Dalir,FUMIO KOYAMA","Highly stable operations of transverse coupled cavity VCSELs with enhanced modulation bandwidth",,"Electronics Letters 22nd",,"vol. 50","no. 11","pp. 823-824",2014,May
"FUMIO KOYAMA,Hamed Dalir","High-speed modulation of transverse-coupled-cavity VCSELs","SPIE, Photonics Europe",,,"  9134-6",,,2014,Apr.
"Xiaodong Gu,Akihiro Matsutani,Fumio Koyama","Bragg Reflector Waveguide Modulator toward High-Speed Operations and Low Power Consumption","The 61st JSAP Spring Meeting 2014",,,"  20a-F8-1",,,2014,Mar.
"Hamed Dalir,Yuta Takahashi,Toshikazu Shimada,Fumio Koyama","Strong Lateral Coupling from VCSEL to Slow Light Waveguide by Width Modification","The 61st JSAP Spring Meeting 2014",,,"  18p-F9-16",,,2014,Mar.
"Hamed Dalir,Fumio Koyama","27 GHz Directly Modulated Transverse Coupled Cavity VCSEL by Utilizing the Photon-Photon Resonance","The 61st JSAP Spring Meeting 2014",,,"  18p-F9-15",,,2014,Mar.
"井上 俊也,小山 二三夫","サブ波長回折格子波長可変面発光レーザの横モード制御の検討","第61 回応用物理学会春季学術講演会",,,"  18p-F9-14",,,2014,Mar.
"Xiaodong Gu,Fumio Koyama","Large Port-Count Wavelength Selective Switch Based on High-density Bragg Reflector Waveguide Array","The 61st JSAP Spring Meeting 2014",,,"  17p-PA2-7",,,2014,Mar.
"高橋雄太,Hamed Dalir,島田 敏和,松谷晃宏,小山二三夫","くびれ酸化狭窄構造を用いた面発光レーザ・変調器集積デバイス","第61 回応用物理学会春季学術講演会",,,"  20a-F8-8",,,2014,Mar.
"山川英明,坂口孝浩,小山二三夫","中空導波路を用いた垂直放射レーザの検討","電子情報通信学会総合大会",,,"  C-4-15",,,2014,Mar.
"中? 正統,井上 俊也,住本 裕一,森脇 翔平,坂口 孝浩,松谷晃宏,小山 二三夫","波長可変アサーマル面発光レーザの低閾値化に関する検討","電子情報通信学会総合大会",,,"  C-4-26",,,2014,Mar.
"Hamed Dalir,FUMIO KOYAMA","Highly efficient out-of-plane optical coupler based on tapered hollow waveguide",,"Japanese Journal of Applied Physics",,"vol. 53",,"pp. 048004-1-4",2014,Mar.
"田辺賢司,顧暁冬,松谷晃宏,小山二三夫","Bragg 反射鏡導波路からのVortex ビームの光ファイバ結合の基礎検討","第61 回応用物理学会春季学術講演会",,,"  20a-F8-2",,,2014,Mar.
"Xiaodong Gu,Fumio Koyama","Compact Wavelength Selective Switch Based on High-density Bragg Reflector Waveguide Array with 120 Output Ports","Optical Fiber Communications Conference and Exhibition 2014,OFC 2014",,,"  Th3F.1",,"pp. 1-3",2014,Mar.
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","Low Driving Voltage (< 400mVpp) Electro-absorption Modulator Laterally Integrated with VCSEL","Optical Fiber Communications Conference and Exhibition 2014, OFC 2014",,,"  W4C.3",,"pp. 1-3",2014,Mar.
"Hamed Dalir,Akihiro Matsutani,Moustafa Ahmed,Ahmed Bakry,Fumio Koyama","High Frequency Modulation of Transverse-Coupled-Cavity VCSELs for Radio over Fiber Applications,” IEEE Photonics Technology Letter",,"IEEE Photonics Technology Letters",,"Vol. 26","No. 3","pp. 281 - 284",2014,Feb.
"Toshikazu Shimada,Akihiro Matsutani,Fumio Koyama","Lateral Integration of Vertical Cavity Surface Emitting Laser and Slow Light Bragg Reflector Waveguide Devices",,"Applied Optics",,"vol. 53","no. 9","pp. 1766-1774",2014,Feb.
"Hamed Dalir,Fumio Koyama","Ultrafast direct modulation of transverse-mode coupled-cavity VCSELs far beyond the relaxation oscillation frequency","Photonics West 2014","Photonics West 2014",,,,"pp. 9001-5",2014,Feb.
"Xiaodong Gu,Fumio Koyama","Output beam profile control of slow-light Bragg reflector waveguide deflector with high-contrast sub-wavelength grating",,"Photonics West 2014",,,,"pp. 8995-28",2014,Feb.
"Hamed Dalir,Fumio Koyama","In-plane integration of VCSEL with photo-detector by using laterally coupled cavities","Photonics West 2014","Photonics West 2014",,,,"pp. 9001-7",2014,Feb.
"Fumio Koyama","Engineering of angular dependence of high-contrast grating mirror for transverse mode control of VCSELs","Photonics West 2014","Photonics West 2014",,,,"pp. 8995-9",2014,Feb.
"田辺 賢司,望月 翔太,顧 暁冬,小山 二三夫","ブラッグ反射鏡導波路によるVortexビーム生成と多モードファインバ伝送への応用","第9回光エレクトロニクス研究会","第9回光エレクトロニクス研究会",,"  OPE2013-220",,,2014,Feb.
"Hamed Dalir,Yuta Takahashi,Fumio Koyama","Compact low driving voltage (<400 mVpp) electro-absorption modulator laterally integrated with VCSEL",,"Electronics Letters",,"Vol. 50","No. 2","pp. 101-103",2014,Jan.
"Shota Mochizuki,Xiaodong Gu,Kenji Tanabe,Akihiro Matsutani,Moustafa Ahmed,Ahmed Bakry,Fumio Koyama","Generation of vortex beam using Bragg reflector waveguide",,"Applied Physics Express(APEX)",,"vol. 7","no. 2","pp. 022502-1-3",2014,Jan.
"Hamed Dalir,Fumio Koyama","High-speed operation of bow-tie-shaped oxide aperture VCSELs with photonーphoton resonance",,"Applied Physics Express(APEX)",,"vol. 7","no. 2","pp. 022102-1-4",2014,Jan.
"Kensuke Nakamura,Akihiro Matsutani,Moustafa Ahmed,Ahmed Bakry,Fumio Koyama","Slow-light Bragg reflector waveguide array for two-dimensional beam steering",,"Japanese Journal of Applied Physics",,"Vol. 53","No. 3","pp. 038001-1-3",2014,Jan.
"Xiaodong Gu,Masanori Nakahama,Moustafa Ahmed,Ahmed Bakry,Fumio Koyama","Beam-steering in hollow ZrO2/SiO2 distributed Bragg reflector waveguides for one-dimensional RGB imaging",,"Japanese Journal of Applied Physics",,"Vol. 53","No. 3","pp. 030302-1-3",2014,Jan.
"田辺賢司,顧暁冬,松谷晃宏,小山二三夫","多重リングBragg反射鏡導波路からのVortexビームの生成","第75回 応用物理学会秋季学術講演会",,,"  19a-C7-8",,,2014,