Fujii Shun

Profile Information

Affiliation: Research Associate/Assistant Professor/Instructor, Faculty of Science and Technology Department of Physics, Keio University

Degree: Ph. D(Sep, 2020, Keio University)

Contact information: shun.fujiiphys.keio.ac.jp
ORCID ID: https://orcid.org/0000-0002-0998-366X
J-GLOBAL ID: 202101020033221376
researchmap Member ID: R000015798

Research Interests

Research Areas

Research History

Sep, 2022 - Present

Assistant professor, Faculty of Science and Technology Department of Physics, Keio University
Oct, 2020 - Sep, 2022

Special Postdoctoral Researcher, RIKEN Center for Advanced Photonics, RIKEN
Oct, 2020 - Sep, 2022

Graduate School of Science and Technology, Keio University
Apr, 2018 - Sep, 2020

Japan Society for the Promotion of Science
Jan, 2020 - Mar, 2020

Visiting researcher, Max Planck Institute for the Science of Light

Education

Apr, 2018 - Sep, 2020

Graduate School of Science and Technology, Keio University
Apr, 2016 - Mar, 2018

Graduate School of Science and Technology, Keio University
Apr, 2012 - Mar, 2016

Department of Electronics and Electrical Engineering, Faculty of Science and Technology, Keio University

Committee Memberships

Apr, 2023 - Present

KOGAKU Editorial committee, The Optical Society of Japan
2021 - Present

幹事, 応用物理学会ナノカーボン若手チャプター
Sep, 2023 - Sep, 2023

Organizing Secretary, The 12th Asia-Pacific Laser Symposium

Awards

Dec, 2023

第40回井上研究奨励賞, 井上科学振興財団
Jun, 2023

工作機械技術振興賞・論文賞, Theoretical approach on the critical depth of cut of single crystal MgF2 and its application to a microcavity, 工作機械技術振興財団

葉山優花, 藤井瞬, 田邉孝純, 柿沼康弘
May, 2022

Paper Presentation Encouragement Award, The Laser Soceity of Japan
Mar, 2021

Fujiwara Award, Keio University FUJIWARA Foundation
Jan, 2021

11th JSPS IKUSHI Prize, Japan Society for the Promotion of Science
Nov, 2020

講演奨励賞, 超精密機械加工による高Q値単結晶微小光共振器の作製, 第49回応用物理学会
Sep, 2019

Robert S. Hilbert Memorial Student Travel Grant, The Optical Society
Apr, 2018

The Best Student Oral Paper Award, The 7th Advances Lasers and Photon Sources Conference (ALPS 2018)
Mar, 2018

総合デザイン工学専攻優秀研究活動賞(修士), 慶應義塾大学
Mar, 2018

エレクトロニクスソサイエティ優秀学生修了表彰, 電子情報通信学会
Sep, 2017

Incubic/Milton Chang Travel Grant, The Optical Society
May, 2017

The Best Student Poster Paper Award, The 6th Advanced Lasers and Photon Sources Conference (ALPS 2017)

Papers

Fabrication of silicon nitride based high-Q microring resonators prepared by the hot-wire CVD method and their applications to frequency comb generation

Shota Sota, Koichiro Handa, Shun Fujii, Takasumi Tanabe, Yoshinori Uzawa, Kentaro Furusawa, Norihiko Sekine

Optical Materials Express, May 1, 2024
Mechanically Actuated Kerr Soliton Microcombs

Shun Fujii, Koshiro Wada, Soma Kogure, Hajime Kumazaki, Takasumi Tanabe

Laser & Photonics Reviews, Apr 24, 2024
Room-temperature quantum emission from interface excitons in mixed-dimensional heterostructures

N. Fang, Y. R. Chang, S. Fujii, D. Yamashita, M. Maruyama, Y. Gao, C. F. Fong, D. Kozawa, K. Otsuka, K. Nagashio …

Nature Communications, Apr 11, 2024
van der Waals Decoration of Ultra-High-Q Silica Microcavities for χ(2)–χ(3) Hybrid Nonlinear Photonics

Shun Fujii, Nan Fang, Daiki Yamashita, Daichi Kozawa, Chee Fai Fong, Yuichiro K. Kato

Nano Letters, Apr 10, 2024
Synchronization of two chaotic microresonator frequency combs

David Moreno, Shun Fujii, Ayata Nakashima, Deniz Lemcke, Atsushi Uchida, Pablo Sanchis, Takasumi Tanabe

Optics Express, Jan 15, 2024
Resonant exciton transfer in mixed-dimensional heterostructures for overcoming dimensional restrictions in optical processes

N. Fang, Y. R. Chang, D. Yamashita, S. Fujii, M. Maruyama, Y. Gao, C. F. Fong, K. Otsuka, K. Nagashio, S. Okada …

Nature Communications, Dec 9, 2023
Stability and mutual coherence of Raman combs in high-Q silica microresonators

Shuto Sugawara, Shun Fujii, Satoki Kawanishi, Takasumi Tanabe

Optics Continuum, Jul 15, 2023
A two-color dual-comb system for time-resolved measurements of ultrafast magnetization dynamics using triggerless asynchronous optical sampling

D. Nishikawa, K. Maezawa, S. Fujii, M. Okano, S. Watanabe

Review of Scientific Instruments, Jun 1, 2023
Versatile tuning of Kerr soliton microcombs in crystalline microresonators

Shun Fujii, Koshiro Wada, Ryo Sugano, Hajime Kumazaki, Soma Kogure, Yuichiro K. Kato, Takasumi Tanabe

Communications Physics, 6(1), Jan 10, 2023
Synchronization of microresonator frequency combs in chaotic regime

Moreno D, Fujii S, Nakashima A, Uchida A, Sanchis P, Tanabe T

Proceedings of SPIE - The International Society for Optical Engineering, 12407, 2023
ortho-Substituted Aryldiazonium Design for the Defect Configuration-Controlled Photoluminescent Functionalization of Chiral Single-Walled Carbon Nanotubes

Boda Yu, Sadahito Naka, Haruka Aoki, Koichiro Kato, Daiki Yamashita, Shun Fujii, Yuichiro K. Kato, Tsuyohiko Fujigaya, Tomohiro Shiraki

ACS Nano, 16(12) 21452-21461, Dec 27, 2022
Quantization of Mode Shifts in Nanocavities Integrated with Atomically Thin Sheets

Nan Fang, Daiki Yamashita, Shun Fujii, Keigo Otsuka, Takashi Taniguchi, Kenji Watanabe, Kosuke Nagashio, Yuichiro K. Kato

Advanced Optical Materials, Oct, 2022
Saturable Absorption of CNT and Fabrication of Erbium-doped Microresonator for On-chip Mode-locked Laser

Riku Imamura, Tomoki S.L.P. Suzuki, Rammaru Ishida, Shun Fujii, Sze Yun Set, Shinji Yamashita, Takasumi Tanabe

IEEJ Transactions on Electronics, Information and Systems, 142(3) 395-400, Mar, 2022 Peer-reviewed
Deterministic generation of a perfect soliton crystal microcomb with a saturable absorber

Ayata Nakashima, Shun Fujii, Riku Imamura, Keigo Nagashima, Takasumi Tanabe

OPTICS LETTERS, 47(6) 1458-1461, Mar, 2022
Dissipative Kerr soliton microcombs for FEC-free optical communications over 100 channels

Shun Fujii, Shuya Tanaka, Tamiki Ohtsuka, Soma Kogure, Koshiro Wada, Hajime Kumazaki, Shun Tasaka, Yosuke Hashimoto, Yuta Kobayashi, Tomohiro Araki …

Optics Express, 30(2) 1351-1351, Jan 17, 2022
Experimental investigation of Raman comb formation and stability in a silica microrod resonator

Sugawara S, Fujii S, Kumazaki H, Shota S, Tanabe T

Optics InfoBase Conference Papers, 2022
Deterministic Generation of Perfect Soliton Crystal Assisted by Saturable Absorption

Nakashima A, Fujii S, Imamura R, Nagashima K, Tanabe T

Optics InfoBase Conference Papers, 2022
Deterministic Generation of Perfect Soliton Crystal Assisted by Saturable Absorption

Nakashima A, Fujii S, Imamura R, Nagashima K, Tanabe T

2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings, 2022
Active Thermal Tuning of a Soliton Frequency Comb in a Crystalline Optical Microresonator

Fujii S, Wada K, Kogure S, Kumazaki H, Tanabe T

Optics InfoBase Conference Papers, 2022
Active Thermal Tuning of a Soliton Frequency Comb in a Crystalline Optical Microresonator

Fujii S, Wada K, Kogure S, Kumazaki H, Tanabe T

2022 Conference on Lasers and Electro-Optics, CLEO 2022 - Proceedings, 2022

Misc.

Detuning dependence of beat noise in a microcomb-based light source

木暮蒼真, 藤井瞬, 藤井瞬, 熊崎基, 曽田昇汰, 橋本洋輔, 小林雄太, 荒木智宏, 田邉孝純

応用物理学会春季学術講演会講演予稿集(CD-ROM), 69th, 2022

Teaching Experience

Apr, 2024 - Mar, 2025

PHYSICS SEMINAR 3 (Keio University)
Apr, 2024 - Mar, 2025

PHYSICS LABORATORIES 2 (Keio University)
Apr, 2024 - Mar, 2025

PHYSICS LABORATORIES 1 (Keio University)
Apr, 2024 - Mar, 2025

PHYSICS A (Keio University)
Apr, 2024 - Mar, 2025

LABORATORIES IN SCIENCE AND TECHNOLOGY (Keio University)
Apr, 2023 - Mar, 2024

PHYSICS LABORATORIES 2 (Keio University)
Apr, 2023 - Mar, 2024

PHYSICS LABORATORIES 1 (Keio University)
Apr, 2023 - Mar, 2024

PHYSICS A (Keio University)
Apr, 2023 - Mar, 2024

LABORATORIES IN SCIENCE AND TECHNOLOGY (Keio University)
Oct, 2022 - Mar, 2023

物理学実験第２ (慶應義塾)

Professional Memberships

Research Projects

超高Q値微小光共振器を用いた二次元材料の非線形光学効果の発現

科学研究費助成事業若手研究, 若手研究, 日本学術振興会, Apr, 2022 - Mar, 2024

藤井瞬
微小光共振器による可視光マイクロコム発生に関する研究

科学研究費助成事業特別研究員奨励費, 特別研究員奨励費, 日本学術振興会, Apr, 2018 - Mar, 2021

藤井瞬

Industrial Property Rights

特開2021-110835 光共振器、及びこれを用いた光パルス発生装置

藤井瞬, 川西悟基, 田邉孝純

Profile Information

Research Interests

Research Areas

Research History

Education

Committee Memberships

Awards

Papers

Misc.

Teaching Experience

Professional Memberships

Research Projects

Industrial Property Rights

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