Research field (1):
Semiconductors, optical and atomic physics
Research keywords (10):
トラップ
, レーザー冷却
, 分子衝突
, 原子周波数標準
, 原子衝突
, trapping
, laser cooling
, atomic frequency standard
, molecular collision
, Atomic collision
Research theme for competitive and other funds (14):
2020 - 2023 Search for EDM in ultracold molecule using laser photoassociation
2017 - 2020 電子EDM探索のための冷却分子の研究
2017 - 2020 位相変調法に基づいたチップスケール原子時計の特性改善
2016 - 2019 超電導マイクロ波共振器による極低温分子気体のトラップ
2015 - 2018 Measurements of rovibrational constants of CaH+ for studying possible time variation of electron-proton mass ratio
2013 - 2017 Study of a mixture of ultracold alkali and Sr atom in a hybrid optical trap
2009 - 2015 Extreme Quantum World Opened Up by Atoms
2011 - 2013 Detection of the time variance of the mass ratio of electron to proton
2008 - 2010 Simultaneous trapping of dipolar molecules and atoms : Sympathetic cooling of molecules
2000 - 2002 Trapping of Molecules through Stark Effect
2000 - 2001 Study of laser excitation of positronium utilizing magnetic quench
原子周波数標準
Atomic Molecular Optical Physics
Atomic frequency standard
Show all
Papers (105):
Masahiro Fukuoka, Shigeyoshi Goka, Masatoshi Kajita, Yuichiro Yano. Light shift of Ramsey coherent population trapping resonance using drive current modulation. Japanese Journal of Applied Physics. 2023. 62. 12. 122005-122005
Naoki Kimura, Masatoshi Kajita. Prospect for Precision Measurement of the Yb2+ 1S0-\(^{3}\text{P}_{0}^{o}\) Transition Frequency. Journal of the Physical Society of Japan. 2021. 90. 6. 064302-064302
Hitoshi Nishino, Yuichiro Yano, Motoaki Hara, Masaya Toda, Masatoshi Kajita, Tetsuya Ido, Takahito Ono. Reflection-type vapor cell for micro atomic clocks using local anodic bonding of 45° mirrors. Optics Letters. 2021. 46. 10. 2272-2272
Cold Atoms and Molecules
IOP Expanding Physics 2020
Measurement, Uncertainty and Lasers
IOP Expanding Physics 2019 ISBN:9780750323284
Measuring Time: Frequency Measurements and related developments in physics
IOP Expanding Physics 2018 ISBN:9780750321242
Lectures and oral presentations (3):
Measurement of molecular transition frequencies with the uncertainties lower than 10-17
(European Quantum Electronisc conference 2019 2019)
Prospect of Molecular Clocks
(Workshop “Current Trend and Future Directions in Relativistic Many Electron Theories” 2016)
Detection of variance in mp/me by the precise measurement of cold trapped molecules
(Cold Atoms and Molecules: Collisions, Field-Effects, and Applications 2009)
Education (4):
The University of Tokyo The Faculty of Engineering Department of Applied Physics
東京大学大学院 理学系研究科物理学専門課程博士課程
Dep. of Applied Physics, University of Tokyo
Dep. of Physics, University of Tokyo, Doctor Course
Professional career (1):
Ph. Doctor in Science
Work history (6):
2008/08 - 2009/08 Province Univercity Guest Professor
1989 - - 郵政省 通信総合研究所 (現:国立研究開発法人情報通信研究機構)
1989 - - CRL (present name: NICT)
1986 - 1988 Institute for Molecular Science
1986 - 1988 Post Doctor at Institute for Molecular
2019/09 - The Japan Society of Applied Physics JSAP Paper Award Phase-coherent transfer and retrieval of terahertz frequency standard over 20 km optical fiber with 4 × 10-18 accuracy
IOP Highlight of 2012 Frequency uncertainty estimation for the 40CaH+ vibrational transition frequencies observed by Raman excitation
Association Membership(s) (5):
日本物理学会
, 応用物理学会
, The Physical Society of Japan
, Japan Society of Applied Physics
, THE INSTITUTE OF ELECTRICAL ENGINEERS OF JAPAN