Broad wavelength light generation using by high optical nonlinear waveguides

2012 Fiscal Year Final Research Report

• Project/Area Number: 23760043
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Multi-year Fund
• Research Field: Applied optics/Quantum optical engineering
• Research Institution: Tohoku University
• Principal Investigator: KITA Tomohiro 東北大学, 大学院・工学研究科, 助教 (40466537)
• Project Period (FY): 2011 – 2012
• Keywords: ZnO / TiO2 / 光導波路 / 自己位相変調 / 二次高調波発生 / フォトニック結晶導波路

Research Abstract

We studied about the high optical nonlinear waveguides fabricated by ZnO and TiO_2 thin films to broaden wavelength range of propagation light. We observed the enhancement of self-phase modulation in channel waveguides due to strong light confinement.

Research Products

• [Journal Article] Anomalous localization modes in Bragg-grating based on high index-difference waveguide (2013)
  • Author(s): Tomohiro Kita, Koji Uchijima, and Hirohito Yamada
  • Journal Title: Proceedings of SPIE Photonic WEST Volume: 8629巻 Pages: 47_1-6
  • Peer Reviewed
• [Journal Article] Nonlinear optical photonic crystal waveguide with TiO2 material (2013)
  • Author(s): Koji Uchijima, Tomohiro Kita, and Hirohito Yamada
  • Journal Title: Proceedings of SPIE Photonic WEST Volume: 8626巻 Pages: 48_1-6
  • Peer Reviewed
• [Journal Article] Analysis of Phase Matching Conditions for Generating Second Harmonic in ZnO Channel Waveguides (2012)
  • Author(s): Yuta Taira, Tomohiro Kita, Edgar Yoshio Morales Teraoka, and Hirohito Yamada
  • Journal Title: Japanese Journal of Applied Physics Volume: 51巻 Pages: 04DG04-1-4
  • Peer Reviewed
• [Journal Article] Analysis of the Nonlinear Optical Parameter of ZnO Channel Waveguides (2011)
  • Author(s): Edgar Yoshio Morales Teraoka, Tomohiro Kita, Daniel H. Broaddus, Atsushi Tsukazaki, Masashi Kawasaki, Alexander L. Gaeta, and Hirohito Yamada
  • Journal Title: Japanese Journal of Applied Physics Volume: 50巻 Pages: 04DG01-1-4
  • Peer Reviewed
• [Presentation] Anomalous localization modes in Bragg-grating based on high index-difference waveguide (2013)
  • Author(s): Tomohiro Kita, Koji Uchijima, and Hirohito Yamada
  • Organizer: SPIE Photonics West
  • Place of Presentation: San Francisco, 米国
  • Year and Date: 2013-02-06
• [Presentation] Nonlinear optical photonic crystal waveguide with TiO2 material (2013)
  • Author(s): Koji Uchijima, Tomohiro Kita, and Hirohito Yamada
  • Organizer: SPIE Photonics West
  • Place of Presentation: San Francisco, 米国
  • Year and Date: 2013-02-05
• [Presentation] TiO_2 photonic crystal waveguide for nonlinear optical applications (2012)
  • Author(s): Koji Uchijima, Tomohiro Kita, andHirohito Yamada
  • Organizer: 電気関係学会東北支部連合大会
  • Place of Presentation: 秋田県立大学
  • Year and Date: 2012-08-31
• [Presentation] Modal phase matching in ZnO channel waveguide for highly efficient second harmonic generation (2011)
  • Author(s): Yuta Taira , Tomohiro Kita , Edgar Yoshio Morales Teraoka and Hirohito Yamada
  • Organizer: SSDM
  • Place of Presentation: 愛知県産業労働 センター
  • Year and Date: 2011-09-29
• [Presentation] チャネル型ZnO第二次高調波発生光導波路の検討 (2011)
  • Author(s): 平裕太,北智洋,モラレス寺岡,エドガル芳男,山田博仁
  • Organizer: 第72回応用物理学会学術講演会
  • Place of Presentation: 山形大学
  • Year and Date: 2011-09-01
• [Presentation] Third and Second-order Nonlinear Optical Effects in ZnO Channel Waveguides (2011)
  • Author(s): Tomohiro Kita, E-Y Morales Teraoka, Yoshitomo Okawachi, Atsushi Tsukazaki, Masashi Kawasaki, Alexander Gata,Hirohito Yamada
  • Organizer: CLEO
  • Year and Date: 2011-05-02