2021 - 2025 Electron electric dipole moment search by using polarized ultracold molecule s
2020 - 2025 Interdisciplinary research on the structure of monumental royal-class mounded tombs
2020 - 2025 ミュオンラジオグラフィを用いた巨大古墳調査法の開発にかかる研究
2018 - 2021 Study on thorium-229 Low-lying Isomer state and its application for fundamental physics
2015 - 2018 Basic studies on neutrino mass spectroscopy with atoms
2015 - 2018 Study on Thorium-229 low-lying isomeric state
2012 - 2016 Development of a beam monitor of two dimensional beam profile and beam halo with high sensitivity for high intensity beams
2009 - 2015 Detection of neutrino pairs using macro coherent amplification mechanism
2010 - 2013 Development of the next generatiof PPD camera for the ground based gamma-ray telescope
2010 - 2013 Search for cosmic-ray antideuteron and antihelium with long duration balloon flight data
2010 - 2012 Promotion of Lepton Flavor Physics by developing an intense pulsed muon beam
2007 - 2009 Study on short term variation of primary cosmic-ray spectrum with long duration balloon flight
2006 - 2009 Search for Primordial Antiparticle with a balloon-borne experiment using a superconducting spectrometer at a solar minimum period
2006 - 2008 A Study on Muon Ionization Cooling in a Ring
2003 - 2007 A Study of A Super Muon Beam for New Initiative on Muon Physics
2002 - 2004 Development of pulsed conducting target for high intensity and high luminosity muon beam
2000 - 2003 BESS測定器による宇宙線μ粒子絶対流束高度変化の精密測定
2000 - 2003 一次宇宙線(陽子・ヘリウム)の精密測定による大気ニュートリノ絶対強度の決定
1999 - 2001 Search for Antimatters of Cosmic Origin with the BESS Spectrometer
1999 - 2000 Study of the Origin of the Cosmic-Ray Antiprotons using the BESS Spectrometer
1996 - 1997 BESS Experiment to Search for Cosmic Ray Antiparticle
1994 - 1996 Study of Elementary Particles Using OPAL Detector at LEP & LEP II
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Papers (188)：
Takahiro Hiraki, Koichi Okai, Michael Bartokos, Kjeld Beeks, Hiroyuki Fujimoto, Yuta Fukunaga, Hiromitsu Haba, Yoshitaka Kasamatsu, Shinji Kitao, Adrian Leitner, et al. Controlling 229Th isomeric state population in a VUV transparent crystal. Nature Communications. 2024. 15. 1
K. Sakai, H. Fuke, K. Yoshimura, M. Sasaki, K. Abe, S. Haino, T. Hams, M. Hasegawa, K. C. Kim, M. H. Lee, et al. Search for Antideuterons of Cosmic Origin Using the BESS-Polar II Magnetic-Rigidity Spectrometer. Physical Review Letters. 2024. 132. 13
Takahiro Hiraki, Kjeld Beeks, Michael Bartokos, Hiroyuki Fujimoto, Yuta Fukunaga, Hiromitsu Haba, Yoshitaka Kasamatsu, Shinji Kitao, Adrian Leitner, Takahiko Masuda, et al. Experimental apparatus for detection of radiative decay of $$^{229}$$Th isomer from Th-doped CaF$$_2. Hyperfine Interactions. 2024. 245. 1
Hideaki Hara, Junseok Han, Yasutaka Imai, Noboru Sasao, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura, Yuki Miyamoto. Periodic superradiance in an Er:YSO crystal. Physical Review Research. 2024
K.Sakai, K.Abe, H.Fuke, S.Haino, T.Hams, M.Hasegawa, K.C.Kim, M.H.Lee, Y.Makida, J.W.Mitchell, et al. The upper limit on antideuteron flux with BESS-Polar II. Proceedings of 38th International Cosmic Ray Conference - PoS(ICRC2023). 2023
大懸遼一郎, BEEKS Kjeld, BARTOKOS Michael, 福永優太, GUAN M., 平木貴宏, 増田孝彦, 宮本祐樹, 岡井晃一, 清水航太朗, et al. Development of apparatus for laser excitation of Th-229 isomer. 日本物理学会講演概要集(CD-ROM). 2024. 79. 1
上岡修星, 吉田光宏, 石田勝彦, 三部勉, 原秀明, 平木貴宏, 今井康貴, 増田孝彦, 宮本祐樹, 植竹智, et al. Development of the ionization laser for J-PARC muon g-2 experiment. 日本物理学会講演概要集(CD-ROM). 2024. 79. 1
上岡修星, 吉田光宏, 三部勉, ZHANG Ce, 原秀明, 平木貴宏, 今井康貴, 増田孝彦, 宮本祐樹, 植竹智, et al. Development of the ionization laser for J-PARC muon g-2 experiment. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1
高取沙悠理, BEEKS Kjeld, 藤本弘之, 福永優太, GUAN M., 羽場宏光, 平木貴宏, 笠松良崇, 北尾真司, 小無健司, et al. Characterization of Thorium-229 doped crystals for the solid-state nuclear clock using XAFS. 日本物理学会講演概要集(CD-ROM). 2023. 78. 2
福永優太, BEEKS Kjeld, 藤本弘之, 平木貴宏, GUAN M., 羽場宏光, 笠松良崇, 北尾真司, 小無健司, 増田孝彦, et al. Development of nuclear resonant scattering target for thorium-229 isomer level search. 日本物理学会講演概要集(CD-ROM). 2023. 78. 1
