Publication

Peer reviewed publication

2025

• "Direct generation of broadband optical frequency comb using a fiber laser with nonlinearity in a laser cavity"
  Ryusei Uchiyama, Takuma Yoshioka, Kousuke Kubota, Naoki Takeshi, Wataru Kokuyama and Yoshiaki Nakajima
  Japanese Journal of Applied Physics 64, 032004 (2025).

  • DOI: 10.35848/1347-4065/adba26
• "Development of a 1 Hz relative linewidth Er:fiber comb utilizing a semiconductor saturable absorber mirror"
  Tsubasa Kashimura, Yohei Sugiyama, Shijun Wu, Yoshiaki Nakajima, Wataru Kokuyama, Daisuke Akamatsu and Feng-Lei Hong
  Japanese Journal of Applied Physics 64, 022005 (2025).

  • DOI: 10.35848/1347-4065/adb18f

2024

• "Enhanced sensitivity of refractive-index-sensing optical frequency comb using frequency multiplication capability of photocarrier terahertz frequency comb for rapid measurement"
  Masayuki Higaki, Shogo Miyamura, Shuji Taue, Yoshiaki Nakajima, Yu Tokizane, Eiji Hase, Takeo Minamikawa, and Takeshi Yasui
  Optics Express 32, 27, 49164-49175 (2024).

  • DOI: 10.1364/OE.546032
• "Reduction of Temperature Drift in Refractive-Index-Sensing Optical Frequency Comb by Active-Dummy Compensation of Dual-Comb Configuration"
  Shogo Miyamura, Masayuki Higaki, Shuji Taue, Yoshiaki Nakajima, Yu Tokizane, Eiji Hase, Takeo Minamikawa, Takeshi Yasui
  Journal of Lightwave Technology 42, 18, 6387-6394 (2024).

  • DOI: 10.1109/JLT.2024.3406581

2023

• "All-polarization-maintaining dual-comb fiber laser with mechanically shared cavity configuration and micro-optic component"
  Takumi Yumoto, Wataru Kokuyama, Shinichi Matsubara, Takeshi Yasui, and Yoshiaki Nakajima
  Optics Continuum 2, 8, 1867-1874 (2023).

  • DOI: 10.1364/OPTCON.491419

2021

• "Characteristics of nonlinear terahertz-wave radiation generated by mid-infrared femtosecond pulse laser excitation"
  Applied Physics Express (2021).

  • DOI: 10.35848/1882-0786/ac1a48
• "Mechanical sharing dual-comb fiber laser based on an all-polarization-maintaining cavity configuration"
  Optics Letters (2021).

  • DOI: 10.1364/OL.440818

2020

• "Phase-stabilized all-fiber-based mode-filtering technique for generating a gigahertz frequency comb"
  Optics Express (2020).

  • DOI: 10.1364/OE.393824

2019

• "2019年以前はResearchmapをご参照ください。"
  (2019).

  • URL