Rchr
J-GLOBAL ID:202301020646019086   Update date: Sep. 12, 2024

Morita Ryohei

モリタ リョウヘイ | Morita Ryohei
Affiliation and department:
Research theme for competitive and other funds  (3):
  • 2024 - 2028 Realization of coherence control and high-speed modulation of photonic crystal lasers for space applications
  • 2024 - 2027 放射損失Qスイッチングに基づく短パルス高ピーク出力フォトニック結晶レーザーの実現
  • 2019 - 2022 フォトニック結晶レーザの短パルス・高ピーク出力化
Papers (18):
  • Ryohei Morita, Shota Ishimura, Takuya Inoue, Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani, Menaka De Zoysa, Kenji Ishizaki, Masatoshi Suzuki, Susumu Noda. High-speed high-power free-space optical communication via directly modulated watt-class photonic-crystal surface-emitting lasers. Optica. 2024
  • Ryohei Morita, Takuya Inoue, Masahiro Yoshida, Kentaro Enoki, Menaka De Zoysa, Kenji Ishizaki, Susumu Noda. Demonstration of high-power photonic-crystal surface-emitting lasers with 1-kHz-class intrinsic linewidths. Optica. 2024. 11. 3. 333-339
  • 井上卓也, 森田遼平, DE ZOYSA Menaka, 野田進. High-Peak-Power Short-Pulse Generation from Photonic-Crystal Surface-Emitting Lasers. レーザー研究. 2024. 52. 2
  • Ryohei Morita, Takuya Inoue, Takuma Ueda, Masaki Masuda, Kazuki Nigo, Masahiro Yoshida, Menaka De Zoysa, Kenji Ishizaki, John Gelleta, Susumu Noda. 200-W short-pulse operation of photonic-crystal lasers based on simultaneous absorptive and radiative Q-switching. Optics express. 2023. 31. 19. 31116-31123
  • Shota Ishimura, Ryohei Morita, Takuya Inoue, Kosuke Nishimura, Hidenori Takahashi, Takehiro Tsuritani, Menaka De Zoysa, Kenji Ishizaki, Masatoshi Suzuki, Susumu Noda. Proposal and Demonstration of Free-Space Optical Communication Using Photonic Crystal Surface-Emitting Lasers. JOURNAL OF LIGHTWAVE TECHNOLOGY. 2023. 41. 12. 3688-3694
more...
Lectures and oral presentations  (42):
  • Investigations towards higher-peak-power operation of short-pulse photonic-crystal surface-emitting lasers with global band-edge frequency gradation
    (応用物理学会春季学術講演会講演予稿集(CD-ROM) 2023)
  • Extension of direct modulation bandwidth of photonic-crystal lasers based on photon-photon resonance
    (応用物理学会春季学術講演会講演予稿集(CD-ROM) 2023)
  • Proposal of phase modulation method for photonic-crystal lasers
    (応用物理学会春季学術講演会講演予稿集(CD-ROM) 2023)
  • Short-pulse high-peak-power pulsation based on self-evolving photonic crystals
    (日本物理学会講演概要集(CD-ROM) 2023)
  • Narrow intrinsic linewidth (~1 kHz) operation of photonic-crystal surface-emitting lasers
    (応用物理学会秋季学術講演会講演予稿集(CD-ROM) 2023)
more...
Education (3):
  • 2019 - 2022 京都大学大学院 工学研究科 電子工学専攻 博士後期課程
  • 2017 - 2019 京都大学大学院 工学研究科 電子工学専攻 修士課程
  • 2013 - 2017 Kyoto University Faculty of Engineering School of Electrical & Electronic Engineering
Professional career (1):
  • Doctor of Philosophy in Engineering (Kyoto University)
Work history (3):
  • 2024/03 - 現在 東北大学大学院工学研究科 助教
  • 2022/04 - 2024/02 京都大学大学院工学研究科 特定研究員
  • 2019/04 - 2022/03 京都大学大学院工学研究科 日本学術振興会特別研究員(PD)
Awards (3):
  • 2023/06 - 応用物理学会 第54回応用物理学会講演奨励賞
  • 2022/07 - レーザ加工学会 ベストオーサー賞
  • 2019/10 - IEEE Photonics Society IPC 2019 Best Student Papers
Association Membership(s) (1):
応用物理学会
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