日本語
The University of Electro-Communications 
Graduate School of Informatics and Engineering, School of Informatics and Engineering 
"Department of Engineering Science, Cluster III (Fundamental Science and Engineering)" 

Assistant Professor 
Akifumi Asahara 

Personal website  

Career
東京大学  物性研究所 末元研究室  日本学術振興会特別研究員(DC2)  2013/04-2015/03 
東京大学  理学系研究科 山本研究室  日本学術振興会特別研究員(PD)  2015/04-2015/07 
The University of Electro-Communications  情報理工学研究科 美濃島研究室  Researcher  2015/08-2016/09 
JST,ERATO美濃島知的光シンセイサイザプロジェクト  研究員  2015/08-Present 
The University of Electro-Communications  情報理工学研究科 美濃島研究室  Research Assistant Professor  2016/10-2018/10 
The University of Electro-Communications  情報理工学研究科  Assistant Professor  2018/11-Present 

Academic background
University of Tokyo  Faculty of Engineering  Department of Aeronautics and Astronautics  2009/03  Graduated 
University of Tokyo  Graduate School of Science  Department of Physics  Doctoral program  2015/03  Completed 

Academic degrees
Ph.D.  The University of Tokyo  2015/03/24 

Classes responsible within the university
2021  光工学実験第一  Spring semester  Undergraduate, daytime 
View details...

Current research areas
Optical engineering, Photon science 
General applied physics 
Condensed matter physics I 
Atomic/Molecular/Quantum electronics 

Research keywords
Optical frequency comb 
Ultrafast spectroscopy 
Solid state physics 
Optical vortex, Topological optical wave 

Current research subjects
Development of Novel Measurement Technique by Dual-Comb Spectroscopy  Optical Comb, Fiber Laser, Ultrafast Spectroscopy, Astronomical Observation, Space Technology  2015/08/01-Present 

Published papers
Paper  Yes  Computationally image-corrected dual-comb microscopy with a free-running single-cavity dual-comb fiber laser  Takahiro Mizuno, Yoshiaki Nakajima, Yuya Hata, Takuya Tsuda, Akifumi Asahara, Takashi Kato, Takeo Minamikawa, Takeshi Yasui, and Kaoru Minoshima  Optics Express  29/ 4, 5018-5032  2021/02/02  10.1364/OE.415242 
Paper  No  Computationally image-corrected dual-comb microscopy with a free-running single-cavity dual-comb fiber laser  T. Mizuno, Y. Nakajima, Y. Hata, T. Tsuda, A. Asahara, T. Kato, T. Minamikawa, T. Yasui, K. Minoshima  arXiv  2007.12800, 1-32  2020/07 
Paper  No  Optical combs and optical vortices combined for spatiotemporal manipulation of light and matter  Akifumi Asahara, Satoru Shoji, Kaoru Minoshima  arXiv  2005.04705, 1-13  2020/05/10 
Paper  Yes  Dual-comb-based asynchronous pump-probe measurement with an ultrawide temporal dynamic range for characterization of photo-excited InAs quantum dots  A. Asahara, Y. Arai, T. Saito, J. Ishi-Hayase, K. Akahane, K. Minoshima  Applied Physics Express  13/ 6, 062003-1-062003-4  2020/05/04 
Paper  Yes  Coherent multi-comb pulse control demonstrated in polarization-modulated dual-comb spectroscopy technique  Akifumi Asahara, and Kaoru Minoshima  Applied Physics Express  12/ 072014, 072014-1-072014-5  2019/06/28  10.7567/1882-0786/ab2991 
View details...

Research presentations
Oral presentation for an academic conference  Orbital angular momentum-dependent phase detection using single-pixel dual-comb spectroscopy towards versatile manipulation of optical vortex light-wave  CLEO:2021  Yes  A. Asahara, T. Adachi, S. Akiyama, and K. Minoshima  2021/05/13 
Oral presentation for an academic conference  Highly functional dual-comb spectroscopy for versatile physical property evaluation of solid samples  CLEO:2021  Yes  T. Adachi, R. Zhu, S. Akiyama, A. Asahara, Y. Odagiri, C. Ishibashi, Y. Hatano, and K. Minoshima  2021/05/10 
Oral presentation for an academic conference  High-precision mutual control of two-color fiber combs  ALPS 2021  Yes  T. Hasegawa, Y. Kusumi, S. Sakuma, A. Asahara, Y. Nakajima, R. Shimizu, and K. Minoshima  2021/04/20 
Oral presentation for an academic conference  Optical phase spectral control of orbital angular momentum modes studied by dual-comb imaging spectroscopy  ALPS 2021  Yes  A. Asahara, T. Adachi, S. Akiyama, and K. Minoshima  2021/04/20 
Oral presentation for an academic conference  Sensitivity improvement in dual-comb spectroscopy by tailoring the phase-slip in the interference signals  ALPS 2021  Yes  R. Zhu, T. Adachi, A. Asahara, and K. Minoshima  2021/04/19 
View details...

Intellectual property rights
Patent  デュアルコム分光法における干渉信号の測定方法  特願2018-247417  2018/12/28  Filed 
Patent  位相屈折率の導出方法、試料、位相屈折率の測定装置  特願2018-165528  2018/09/04  Filed 
Patent  光コムの制御方法及び光コムの制御装置  特願2017-037766  2017/02/28  Filed 
View details...

Awards
レーザー学会第39回年次大会優秀論文発表賞  デュアルコム分光法の磁気光学特性評価への適用拡大  2019/05/31 
第45回応用物理学会講演奨励賞  デュアル光渦コム分光による角度軸情報の精密干渉計測  2019/03/09 
2018年度光学論文賞  Development of ultrafast time-resolved dual-comb spectroscopy  2018/10/31 
第2回OPJ優秀講演賞  2016/11 
PSS Young Researcher Awards(EXCON10 Best Poster Awards)  2010/07 
View details...

Grants-in-aid for scientific research
光コム分光を駆使した光渦メタマテリアル物性の研究  2021/04/01-2024/03/31 
デュアルコムを用いたコヒーレント分光法の開発  Young scientists (B)  2017/04-2019/03 
テラヘルツ分光用ヘテロダイン超伝導ミクサ素子の光物性研究に根ざした開発  Other  2015/04/01-2015/07/31 
光磁性スイッチング錯体における超高速スピンダイナミクスの観測  Other  2013/04/01-2015/03/31 
View details...

External fund
光周波数コムと光渦を用いた角度計測技術の研究  精密測定技術振興財団  精密測定技術振興のための調査・研究事業  2020/04-2021/03 
View details...

Memberships of academic societies
Optical Society of America (OSA) 
The Japan Society of Applied Physics 
The Physical Society of Japan 
レーザー学会 
日本光学会 
View details...

Involvement in conference and research meetings
ALPS2021  Secretariat  2021/04/19 
ALPS2020  secretariat  2020/04/20 
View details...

Committee or council involvement
超高速光エレクトロニクス特別研究専門委員会  専門委員  2019/10-2021/06/03 
OPIC2020運営委員会  OPIC2020運営委員  2019/08/26-2020/06/30 
View details...

Social activities
Contributions to an investigation committee, study group, etc.  NISTEP専門調査員  2018/04/01-2022/03/31 
View details...