Ming Guan, Michael Bartokos, Kjeld Beeks, Yuta Fukunaga, Takahiro Hiraki, Takahiko Masuda, Yuki Miyamoto, Ryoichiro Ogake, Koichi Okai, Noboru Sasao, et al. A method to detect the VUV photons from cooled 229Th:CaF2 crystals. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. 2025
Sayuri Takatori, Martin Pimon, Stephan Pollitt, Michael Bartokos, Kjeld Beeks, Andreas Grüneis, Takahiro Hiraki, Tetsuo Honma, Niyusha Hosseini, Adrian Leitner, et al. Characterization of the thorium-229 defect structure in CaF2 crystals. New Journal of Physics. 2025
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
Takahiro Hiraki on behalf of the collaboration. Experimental apparatus for detection of radiative decay of $$^{229}$$Th isomer from Th-doped CaF$$_2. Hyperfine Interactions. 2024. 245. 1
Takumi Yomogida, Tadashi Hashimoto, Takuma Okumura, Shinya Yamada, Hideyuki Tatsuno, Hirofumi Noda, Ryota Hayakawa, Sayuri Takatori, Shinji Okada, Tadaaki Isobe, et al. Application of transition-edge sensor for micro-X-ray fluorescence measurements and micro-X-ray absorption near edge structure spectroscopy: a case study of uranium speciation in biotite obtained from uranium mine. The Analyst. 2024
CaF2結晶にドープした229Th原子核のレーザー分光実験
(Scintillator for Medical, Astroparticle and environmental Radiation Technologies SMART 2025 2025)
Nuclear laser spectroscopy of 229Th doped in CaF2
(2025 Tokyo-Beijing Sendai Joint Workshop on Quantum Matter 2025)
結晶中にドープされたトリウム229のレーザー分光実験
(日本物理学会第80回年次大会 2025)
Excitation of Thorium-229 doped in crystals using a pulsed laser toward nuclear clocks
(The 29th International Nuclear Physics Conference (INPC 2025) 2025)