論文

• Babu Dayal, Fumio Koyama. A Review on Polarization Control of Vertical-Cavity Surface-Emitting Semiconductor Lasers, Recent Patents on Electrical Engineering,, vol. 4, no. 2, pp. 81-97, May 2011.

国際会議発表 (査読有り)

• FUMIO KOYAMA, Padullaparthi Babu Dayal, Akihiro Imamura, Takahiro Sakaguchi, Akihiro Matsutani. Multiple-Wavelength GaInAs/GaAs VCSELs with Grading a Spacer Layer for Short Reach WDM Applications, IPRM2009, 2009 International Conference on Indium Phosphide and Related Materials, Tu B2-6, pp. 182-184, May 2009.
• P. Babu Dayal, Jun Nakajima, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama. Multiple-wavelength VCSEL arrays using surface nano-machining process for WDM applications, 21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008, 21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008, TuEE4, pp. 400-401, Nov. 2008.
• Ayumi Fuchida, P. Babu Dayal, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama. Low Polarization Dependence of Bragg Reflector Slow Light Waveguides, 21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008, WN5, pp. 525-526, Nov. 2008.
• Babu dayal P., Fumio Koyama. Polarization Control of VCSELs using Gold Nanorod Array, OPE2007, pp. 35-40, Apr. 2007.
• P. Babu Dayal, Jiro hashizume, Fumio Koyama. Polarization control of 0.85 μm GaAs VCSELs using Au-Sio2 nanostructures, Photonics 2006, ThD2, Dec. 2006.
• Wiganes Janto, Koichi Hasebe, Nobuhiko Nishiyama, Catherine Caneau, Takahiro Sakaguchi, Akihiro Matsutani, P. Babu Dayal, Fumio Koyama, Chung-En Zah. Athermal operation of 1.55 μm InP-based VCSEL with thermally-actuated cantilever structure, 20th International Semiconductor Laser Conference, 20th International Semiconductor Laser Conference, PD1.1, Sept. 2006.

国内会議発表 (査読なし・不明)

• BABU DAYAL, 今村 明博, 坂口 孝浩, 松谷 晃宏, 小山 二三夫. 波長制御層によるGaInAs/GaAs多波長面発光レーザアレイの製作, 第56回応用物理学関係連合講演会, 1p-G-13, p. 1199, Mar. 2009.
• 淵田 歩, P. Babu Dayal, 坂口 孝浩, 松谷 晃宏, 小山 二三夫. スローライト光導波路における挿入損失の偏光依存性, 2008年度電子情報通信学会通信ソサイエティ大会, C-3-27, p. 149, Sept. 2008.
• 淵田 歩, P. Babu Dayal, 坂口 孝浩, 黒木 圭介, 松谷 晃宏, 小山 二三夫. スローライトを利用した小型光ゲート素子の検討, 第69回応用物理学会学術講演会, 5p-ZN-5, p. 1062, Sept. 2008.
• P. Babu Dayal, Fumio Koyama. Polarization behavior of 0.85µm VCSELs integrated with gold nanorods using 3DFDTD simulations, The 55th Spring Meeting of JSAP, 30a-ZQ-3, Mar. 2008.
• P. Babu Dayal, Fumio Koyama. Multiple wavelength VCSEL arrays with grading a spacer layer, The 55th Spring Meeting of JSAP, 30a-ZQ-6, Mar. 2008.
• P. Babu Dayal, 川嶋貴之, 北林直人, 宮本智之, 小山二三夫, 川上彰二郎. 自己クローニングフォトニック結晶を用いた1.15µm単一モード面発光レーザの偏光制御, 第67回応用物理学会学術講演会, Sept. 2006.

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