Okayama University   Research Institute for Interdisciplinary Science   Assistant Professor

2016.4 - 2017.11

Okayama University   Research Core of Extreme Quantum World   Assistant Professor

2014.4 - 2016.3

Kyoto University   Graduate School of Science   JSPS Doctoral Course Research Fellow (DC2)

2010.4 - 2013.3

盛和スカラーズソサエティ

High-sensitivity low-noise photodetector using a large-area silicon photomultiplier Reviewed International coauthorship International journal

Masuda, T., Hiramoto, A., Ang, D.G., Meisenhelder, C., P, a, C.D., Sasao, N., Uetake, S., Wu, X., Demille, D.P., Doyle, J.M., Gabrielse, G., Yoshimura, K.

Optics Express   31 ( 2 )   1943 - 1943   2023.1

SiPM module for the ACME III electron EDM search Reviewed International coauthorship International journal

Hiramoto, A., Masuda, T., Ang, D.G., Meisenhelder, C., P, a, C., Sasao, N., Uetake, S., Wu, X., Demille, D., Doyle, J.M., Gabrielse, G., Yoshimura, K.

Nuclear Instruments and Methods in Physics Research, Section A: Accelerators, Spectrometers, Detectors and Associated Equipment   1045   167513 - 167513   2023

Development of Time- and Energy-Resolved Synchrotron-Radiation-Based Mössbauer Spectroscopy Reviewed International journal

S. Kitao, R. Masuda, T. Fujihara, H. Tajima, N. Nagasawa, Y. Yoda, T. Masuda, K. Yoshimura, M. Seto

Journal of Physics: Conference Series   2380 ( 1 )   012136 - 012136   2022.12

Estimation of radiative half-life of Th229m by half-life measurement of other nuclear excited states in Th229 Reviewed International journal

Y. Shigekawa, A. Yamaguchi, K. Suzuki, H. Haba, T. Hiraki, H. Kikunaga, T. Masuda, S. Nishimura, N. Sasao, A. Yoshimi, K. Yoshimura

Physical Review C   104 ( 2 )   024306   2021.8

Suppression of the optical crosstalk in a multi-channel silicon photomultiplier array Reviewed International coauthorship International journal

Masuda, T., Ang, D.G., Hutzler, N.R., Meisenhelder, C., Sasao, N., Uetake, S., Wu, X., Demille, D., Gabrielse, G., Doyle, J.M., Yoshimura, K.

Optics Express   29 ( 11 )   16914 - 16914   2021.5

Simulation Study of Laser Ionization of Muonium by 1S-2S Excitation for the Muon g − 2/EDM Experiment at J-PARC Reviewed International coauthorship International journal

Ce Zhang, Hideaki Hara, Takahiro Hiraki, Yutaka Ikedo, Yasutaka Imai, Katsuhiko Ishida, Saeid Kamal, Naritoshi Kawamura, Akihiro Koda, Yajun Mao, Takahiko Masuda, Tsutomu Mibe, Yasuhiro Miyake, Yuki Miyamoto, Yu Oishi, Masashi Otani, Patrick Strasser, Koichiro Shimomura, Kazuhito Suzuki, Satoshi Uetake, Takayuki Yamazaki, Shinsuke Yamamoto, Koji Yoshimura, Mitsuhiro Yoshida

Proceedings of the 3rd J-PARC Symposium (J-PARC2019)   33   011125   2021.3

Study of the KL→π0νν¯ Decay at the J-PARC KOTO Experiment Reviewed

J. K. Ahn, B. Beckford, M. Campbell, S. H. Chen, J. Comfort, K. Dona, M. S. Farrington, K. Hanai, N. Hara, H. Haraguchi, Y. B. Hsiung, M. Hutcheson, T. Inagaki, M. Isoe, I. Kamiji, T. Kato, E. J. Kim, J. L. Kim, H. M. Kim, T. K. Komatsubara, K. Kotera, S. K. Lee, J. W. Lee, G. Y. Lim, Q. S. Lin, C. Lin, Y. Luo, T. Mari, T. Masuda, T. Matsumura, D. Mcfarland, N. McNeal, K. Miyazaki, R. Murayama, K. Nakagiri, H. Nanjo, H. Nishimiya, Y. Noichi, T. Nomura, T. Nunes, M. Ohsugi, H. Okuno, J. C. Redeker, J. Sanchez, M. Sasaki, N. Sasao, T. Sato, K. Sato, Y. Sato, N. Shimizu, T. Shimogawa, T. Shinkawa, S. Shinohara, K. Shiomi, R. Shiraishi, S. Su, Y. Sugiyama, S. Suzuki, Y. Tajima, M. Taylor, M. Tecchio, M. Togawa, T. Toyoda, Y.-C. Tung, Q. H. Vuong, Y. W. Wah, H. Watanabe, T. Yamanaka, H. Y. Yoshida, L. Zaidenberg

Physical Review Letters   126 ( 12 )   121801   2021.3

Pulse shape discrimination of photons and neutrons in the energy range of 0.1 – 2 GeV with the KOTO un-doped CsI calorimeter Reviewed International coauthorship International journal

Y. Sugiyama, J.K. Ahn, S. Banno, B. Beckford, M. Campbell, S.H. Chen, J. Comfort, Y.T. Duh, T. Hineno, Y.B. Hsiung, M. Hutcheson, E. Iwai, I. Kamiji, N. Kawasaki, E.J. Kim, J.L. Kim, Y.J. Kim, J.W. Ko, T.K. Komatsubara, A.S. Kurilin, J.W. Lee, S.K. Lee, G.Y. Lim, C. Lin, Q. Lin, Y. Luo, J. Ma, Y. Maeda, T. Masuda, T. Matsumura, D. Mcfarland, R. Murayama, D. Naito, K. Nakagiri, Y. Nakaya, H. Nanjo, T. Nomura, Y. Odani, J.C. Redeker, Y.D. Ri, N. Sasao, K. Sato, S. Seki, T. Shimogawa, T. Shinkawa, S. Shinohara, K. Shiomi, S. Su, S. Suzuki, Y. Tajima, G. Takahashi, Y. Takashima, M. Tecchio, M. Togawa, Y.C. Tung, Y.W. Wah, H. Watanabe, N. Whallon, J.K. Woo, J. Xu, T. Yamanaka, Y. Yanagida, H.Y. Yoshida, H. Yoshimoto

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment   987   164825 - 164825   2021.1

Absolute X-ray energy measurement using a high-accuracy angle encoder Reviewed International coauthorship International journal

Takahiko Masuda, Tsukasa Watanabe, Kjeld Beeks, Hiroyuki Fujimoto, Takahiro Hiraki, Hiroyuki Kaino, Shinji Kitao, Yuki Miyamoto, Koichi Okai, Noboru Sasao, Makoto Seto, Thorsten Schumm, Yudai Shigekawa, Kenji Tamasaku, Satoshi Uetake, Atsushi Yamaguchi, Yoshitaka Yoda, Akihiro Yoshimi, Koji Yoshimura

Journal of Synchrotron Radiation   28 ( 1 )   111 - 119   2021.1

CsI calorimeter for the J-PARC KOTO experiment Reviewed International coauthorship International journal

K. Sato, J.W. Lee, S. Banno, M. Campbell, J. Comfort, T. Furukawa, E. Iwai, N. Kawasaki, T.K. Komatsubara, G.Y. Lim, Y. Maeda, T. Masuda, T. Matsumura, D. Mcfarland, R. Murayama, D. Naito, Y. Nakaya, H. Nanjo, T. Nomura, Y. Odani, T. Ota, Y.D. Ri, M. Sasaki, N. Sasao, S. Seki, T. Shimogawa, T. Shinkawa, K. Shiomi, Y. Sugiyama, S. Suzuki, Y. Tajima, M. Tecchio, M. Togawa, T. Yamanaka, Y. Yanagida, H. Yokota, H. Yoshimoto, Y.W. Wah, H. Watanabe, J. Xu

Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment   982   164527 - 164527   2020.12

Geometry-dependent spectra and coherent-transient measurement of nearly degenerate four-wave mixing using two-photon resonance Reviewed

Hara Hideaki, Miyamoto Yuki, Hiraki Takahiro, Imamura Kei, Masuda Takahiko, Sasao Noboru, Uetake Satoshi, Yoshimi Akihiro, Yoshimura Koji, Yoshimura Motohiko

JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS   52 ( 23 )   2019.12

Fast APD Detector with a Short Tail in the Timing Response for an Experiment Using Synchrotron Radiation X-ray Beam Reviewed

JPS Conference Proceedings   2019.11

Development of a measurement system enabling the reconstruction of gamma-ray time spectra by simultaneous recording of energy and time information Reviewed

Tajima Hiroyuki, Kitao Shinji, Masuda Ryo, Kobayashi Yasuhiro, Masuda Takahiko, Yoshimura Koji, Seto Makoto

JAPANESE JOURNAL OF APPLIED PHYSICS   58 ( 10 )   2019.10

X-ray pumping of the 229Th nuclear clock isomer Reviewed

Takahiko Masuda, Akihiro Yoshimi, Akira Fujieda, Hiroyuki Fujimoto, Hiromitsu Haba, Hideaki Hara, Takahiro Hiraki, Hiroyuki Kaino, Yoshitaka Kasamatsu, Shinji Kitao, Kenji Konashi, Yuki Miyamoto, Koichi Okai, Sho Okubo, Noboru Sasao, Makoto Seto, Thorsten Schumm, Yudai Shigekawa, Kenta Suzuki, Simon Stellmer, Kenji Tamasaku, Satoshi Uetake, Makoto Watanabe, Tsukasa Watanabe, Yuki Yasuda, Atsushi Yamaguchi, Yoshitaka Yoda, Takuya Yokokita, Motohiko Yoshimura, Koji Yoshimura

Nature   573 ( 7773 )   238 - 242   2019.9

Search for KL→π0νν¯ and KL→π0X0 Decays at the J-PARC KOTO Experiment Reviewed

J. K. Ahn, B. Beckford, J. Beechert, K. Bryant, M. Campbell, S. H. Chen, J. Comfort, K. Dona, N. Hara, H. Haraguchi, Y. B. Hsiung, M. Hutcheson, T. Inagaki, I. Kamiji, N. Kawasaki, E. J. Kim, J. L. Kim, Y. J. Kim, J. W. Ko, T. K. Komatsubara, K. Kotera, A. S. Kurilin, J. W. Lee, G. Y. Lim, C. Lin, Q. Lin, Y. Luo, J. Ma, Y. Maeda, T. Mari, T. Masuda, T. Matsumura, D. Mcfarland, N. McNeal, J. Micallef, K. Miyazaki, R. Murayama, D. Naito, K. Nakagiri, H. Nanjo, H. Nishimiya, T. Nomura, M. Ohsugi, H. Okuno, M. Sasaki, N. Sasao, K. Sato, T. Sato, Y. Sato, H. Schamis, S. Seki, N. Shimizu, T. Shimogawa, T. Shinkawa, S. Shinohara, K. Shiomi, S. Su, Y. Sugiyama, S. Suzuki, Y. Tajima, M. Taylor, M. Tecchio, M. Togawa, Y. C. Tung, Y. W. Wah, H. Watanabe, J. K. Woo, T. Yamanaka, H. Y. Yoshida

Physical Review Letters   122 ( 2 )   021802   2019.1

Coherent two-photon emission from hydrogen molecules excited by counter-propagating laser pulses Reviewed

Hiraki Takahiro, Hara Hideaki, Miyamoto Yuki, Imamura Kei, Masuda Takahiko, Sasao Noboru, Uetake Satoshi, Yoshimi Akihiro, Yoshimura Koji, Yoshimura Motohiko

Journal of Physics B: Atomic, Molecular and Optical Physics   52 ( 4 )   045401   2019.1

Energy response of X-rays under high flux conditions using a thin APD for the energy range of 6-33 keV Reviewed

T. Masuda, T. Hiraki, H. Kaino, S. Kishimoto, Y. Miyamoto, K. Okai, S. Okubo, R. Ozaki, N. Sasao, K. Suzuki, S. Uetake, A. Yoshimi, K. Yoshimura

Nuclear Instruments and Methods in Physics Research A   913   72 - 77   2018.11

Nuclear resonant scattering experiment with fast time response: Photonuclear excitation of Hg 201 Reviewed

A. Yoshimi, H. Hara, T. Hiraki, Y. Kasamatsu, S. Kitao, Y. Kobayashi, K. Konashi, R. Masuda, T. Masuda, Y. Miyamoto, K. Okai, S. Okubo, R. Ozaki, N. Sasao, O. Sato, M. Seto, T. Schumm, Y. Shigekawa, S. Stellmer, K. Suzuki, S. Uetake, M. Watanabe, A. Yamaguchi, Y. Yasuda, Y. Yoda, K. Yoshimura, M. Yoshimura

Physical Review C   97 ( 2 )   2018.2

Vibrational excitation of hydrogen molecules by two-photon absorption and third-harmonic generation Reviewed

Yuki Miyamoto, Hideaki Hara, Takahiro Hiraki, Takahiko Masuda, Noboru Sasao, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

JOURNAL OF PHYSICS B-ATOMIC MOLECULAR AND OPTICAL PHYSICS   51 ( 1 )   2018.1

Frequency dependence of coherently amplified two-photon emission from hydrogen molecules Reviewed

Hideaki Hara, Yuki Miyamoto, Takahiro Hiraki, Takahiko Masuda, Noboru Sasao, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

PHYSICAL REVIEW A   96 ( 6 )   2017.12

A new method of creating high intensity neutron source Reviewed

T. Masuda, A. Yoshimi, M. Yoshimura

INTERNATIONAL JOURNAL OF MODERN PHYSICS E-NUCLEAR PHYSICS   26 ( 11 )   2017.11

Fast x-ray detector system with simultaneous measurement of timing and energy for a single photon Reviewed

T. Masuda, S. Okubo, H. Hara, T. Hiraki, S. Kitao, Y. Miyamoto, K. Okai, R. Ozaki, N. Sasao, M. Seto, S. Uetake, A. Yamaguchi, Y. Yoda, A. Yoshimi, K. Yoshimura

REVIEW OF SCIENTIFIC INSTRUMENTS   88 ( 6 )   2017.6

Vibrational Two-Photon Emission from Coherently Excited Solid Parahydrogen Reviewed

Yuki Miyamoto, Hideaki Hara, Takahiko Masuda, Noboru Sasao, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

JOURNAL OF PHYSICAL CHEMISTRY A   121 ( 20 )   3943 - 3951   2017.5

Injection-seeded tunable mid-infrared pulses generated by difference frequency mixing Reviewed

Yuki Miyamoto, Hideaki Hara, Takahiko Masuda, Takahiro Hiraki, Noboru Sasao, Satoshi Uetake

JAPANESE JOURNAL OF APPLIED PHYSICS   56 ( 3 )   2017.3

A new search for the K-L ->pi(0) nu(nu)over-barand K-L -> pi X-0(0) decays Reviewed

J. K. Ahn, K. Y. Baek, S. Banno, B. Beckford, B. Brubaker, T. Cai, M. Campbell, C. Carruth, S. H. Chen, S. Chu, J. Comfort, Y. T. Duh, T. Furukawa, H. Haraguchi, T. Hineno, Y. B. Hsiung, M. Hutcheson, T. Inagaki, M. Isoe, E. Iwai, T. Kamibayashi, I. Kamiji, N. Kawasaki, E. J. Kim, Y. J. Kim, J. W. Ko, T. K. Komatsubara, A. S. Kurilin, G. H. Lee, H. S. Lee, J. W. Lee, S. K. Lee, G. Y. Lim, C. Lin, J. Ma, Y. Maeda, T. Masuda, T. Matsumura, D. Mcfarland, J. Micallef, K. Miyazaki, K. Morgan, R. Murayama, D. Naito, K. Nakagiri, Y. Nakajima, Y. Nakaya, H. Nanjo, T. Nomura, T. Nomura, Y. Odani, R. Ogata, H. Okuno, T. Ota, Y. D. Ri, M. Sasaki, N. Sasao, K. Sato, T. Sato, S. Seki, T. Shimogawa, T. Shinkawa, S. Shinohara, K. Shiomi, J. S. Son, J. Stevens, S. Su, Y. Sugiyama, S. Suzuki, Y. Tajima, G. Takahashi, Y. Takashima, M. Tecchio, I. Teo, M. Togawa, T. Toyoda, Y. C. Tung, T. Usuki, Y. W. Wah, H. Watanabe, N. Whallon, J. K. Woo, J. Xu, M. Yamaga, S. Yamamoto, T. Yamanaka, H. Yamauchi, Y. Yanagida, H. Yokota, H. Y. Yoshida, H. Yoshimoto

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2017 ( 2 )   2017.2

Incident position dependence of Si-APD temporal response for a single X-ray photon at 13 . 6 keV

takahiko masuda

High Energy Accelerator Research Organization   2017

Development of a low-mass and high-efficiency charged-particle detector Reviewed

D. Naito, Y. Maeda, N. Kawasaki, T. Masuda, H. Nanjo, T. Nomura, M. Sasaki, N. Sasao, S. Seki, K. Shiomi, Y. Tajima

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2016 ( 2 )   2016.2

Long-lived neutral-kaon flux measurement for the KOTO experiment Reviewed

T. Masuda, J. K. Ahn, S. Banno, M. Campbell, J. Comfort, Y. T. Duh, T. Hineno, Y. B. Hsiung, T. Inagaki, E. Iwai, N. Kawasaki, E. J. Kim, Y. J. Kim, J. W. Ko, T. K. Komatsubara, A. S. Kurilin, G. H. Lee, J. W. Lee, S. K. Lee, G. Y. Lim, J. Ma, D. MacFarland, Y. Maeda, T. Matsumura, R. Murayama, D. Naito, Y. Nakaya, H. Nanjo, T. Nomura, Y. Odani, H. Okuno, Y. D. Ri, N. Sasao, K. Sato, T. Sato, S. Seki, T. Shimogawa, T. Shinkawa, K. Shiomi, J. S. Son, Y. Sugiyama, S. Suzuki, Y. Tajima, G. Takahashi, Y. Takashima, M. Tecchio, M. Togawa, T. Toyoda, Y. C. Tung, Y. W. Wah, H. Watanabe, J. K. Woo, J. Xu, T. Yamanaka, Y. Yanagida, H. Y. Yoshida, H. Yoshimoto

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2016 ( 1 )   2016.1

Recent progress of SPAN towards neutrino mass spectroscopy Reviewed

T. Masuda, H. Hara, Y. Miyamoto, N. Sasao, M. Tanaka, S. Uetake, A. Yoshimi, K. Yoshimura, M. Yoshimura

XIV INTERNATIONAL CONFERENCE ON TOPICS IN ASTROPARTICLE AND UNDERGROUND PHYSICS (TAUP 2015), PTS 1-7   718 ( 6 )   2016

Observation of vibrational coherent two-photon emission in solid parahydrogen

Miyamoto Yuki, Hara Hideaki, Masuda Takahiko, Uetake Satoshi, Sasao Noboru, Yoshimi Akihiro, Yoshimura Koji, Yoshimura Motohiko

Meeting Abstracts of the Physical Society of Japan   71   577 - 577   2016

Frequency stabilization of a transfer cavity by high-speed digital control using an FPGA

Okai Koichi, Hara Hideaki, Masuda Takahiko, Miyamoto Yuki, Sasao Noboru, Uetake Satoshi

Meeting Abstracts of the Physical Society of Japan   71   528 - 528   2016

Rate amplification of the two photon emission from para-hydrogen toward the neutrino mass measurement Reviewed

Takahiko Masuda, Hideaki Hara, Yuki Miyamoto, Susumu Kuma, Itsuo Nakano, Chiaki Ohae, Noboru Sasao, Minoru Tanaka, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

HYPERFINE INTERACTIONS   236 ( 1-3 )   73 - 77   2015.11

Photon-veto counters at the outer edge of the endcap calorimeter for the KOTO experiment Reviewed

T. Matsumura, T. Shinkawa, H. Yokota, E. Iwai, T. K. Komatsubara, J. W. Lee, G. Y. Lim, J. Ma, T. Masuda, H. Nanjo, T. Nomura, Y. Odani, Y. D. Ri, K. Shiomi, Y. Sugiyama, S. Suzuki, M. Togawa, Y. Wah, H. Watanabe, T. Yamanaka

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT   795   19 - 31   2015.9

Externally triggered coherent two-photon emission from hydrogen molecules Reviewed

Yuki Miyamoto, Hideaki Hara, Takahiko Masuda, Noboru Sasao, Minoru Tanaka, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2015 ( 8 )   2015.8

Performance study of a prototype pure Csl calorimeter for the KOTO experiment Reviewed

E. Iwai, J. W. Lee, T. Masuda, D. McFarland, Y. Nakaya, Y. D. Ri, K. Sato, K. Shiomi, Y. Sugiyama, Y. Tajima, M. Tecchio, M. Togawa, Y. C. Tung, T. Yamanaka

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT   786   135 - 141   2015.6

An aerogel Cherenkov detector for multi-GeV photon detection with low sensitivity to neutrons Reviewed

Y. Maeda, N. Kawasaki, T. Masuda, H. Morii, D. Naito, Y. Nakajima, H. Nanjo, T. Nomura, N. Sasao, S. Seki, K. Shiomi, T. Sumida, Y. Tajima

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2015 ( 6 )   2015.6

22aDF-11 Detailed study on the macro-coherent amplification mechanism for the SPAN (SPectroscopy with Atomic Neutrino) experiment II

Hara Hideaki, Masuda Takahiko, Miyamoto Yuki, Nakano Itsuo, Sasao Noboru, Tanaka Minoru, Uetake Satoshi, Yoshimi Akihiro, Yoshimura Koji, Yoshimura Motohiko

Meeting Abstracts of the Physical Society of Japan   70   86 - 86   2015

22pAG-7 Coherent two-photon emission from the vibrational excited states of hydrogen molecules III

Uetake Satoshi, Hara Hideaki, Masuda Takahiko, Miyamoto Yuki, Nakano Itsuo, Sasao Noboru, Tanaka Minoru, Yoshimi Akihiro, Yoshimura Koji, Yoshimura Motohiko

Meeting Abstracts of the Physical Society of Japan   70   668 - 668   2015

Observation of coherent two-photon emission from the first vibrationally excited state of hydrogen molecules Reviewed

Yuki Miyamoto, Hideaki Hara, Susumu Kuma, Takahiko Masuda, Itsuo Nakano, Chiaki Ohae, Noboru Sasao, Minoru Tanaka, Satoshi Uetake, Akihiro Yoshimi, Koji Yoshimura, Motohiko Yoshimura

PROGRESS OF THEORETICAL AND EXPERIMENTAL PHYSICS   2014 ( 11 )   2014.11

A vacuum tolerant high voltage system with a low noise and low power Cockcroft-Walton photomultiplier base Reviewed

T. Masuda, E. Iwai, N. Kawasaki, E. J. Kim, T. K. Komatsubara, J. W. Lee, G. Y. Lim, Y. Maeda, D. Naito, H. Nanjo, T. Nomura, Y. D. Ri, N. Sasao, K. Sato, S. Seki, K. Shiomi, Y. Sugiyama, M. Togawa, H. Watanabe, T. Yamanaka

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT   746   11 - 19   2014.5

Measurement of K-L(0) flux at the J-PARC neutral-kaon beam line Reviewed

K. Shiomi, K. Y. Baek, J. Comfort, E. Iwai, N. Kawasaki, J. W. Ko, T. K. Komatsubara, J. W. Lee, G. Y. Lim, Y. Maeda, T. Masuda, D. Naito, Y. Nakaya, H. Nanjo, T. Nomura, M. Sasaki, N. Sasao, K. Sato, T. Shimogawa, Y. Sugiyama, Y. Tajima, G. Takahashi, M. Togawa, H. Watanabe, T. Yamanaka, Y. Yanagida, H. Y. Yoshida

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT   664 ( 1 )   264 - 271   2012.2

Development of a Neutral Beam Profile Monitor Reviewed

Goh Takahashi, Kwang Yun Baek, Naoki Kawasaki, Takeshi K. Komatsubara, Gei-Youb Lim, Yosuke Maeda, Takahiko Masuda, Hideki Morii, Daichi Naito, Hajime Nanjo, Tadashi Nomura, Noboru Sasao, Kazufumi Sato, Tetsushi Shimogawa, Kouji Shiomi, Yasuhisa Tajima, Hiroaki Watanabe, Taku Yamanaka

JAPANESE JOURNAL OF APPLIED PHYSICS   50 ( 3 )   2011.3

Half-life determination of nuclear excited states of 229Th by the coincidence measurement between α particles and γ rays from 233U Reviewed

Shigekawa, Yudai, Yamaguchi, Atsushi, Suzuki, Kenta, Haba, Hiromitsu, Hiraki, Takahiro, Kikunaga, Hidetoshi, Masuda, Takahiko, Nishimura, Shunji, Sasao, Noboru, Yoshimi, Akihiro, Yoshimura, Koji

RIKEN Accelerator Progress Report   53   51   2020.9

Active pumping of 229Th nuclear clock isomer by synchrotron radiation-based nuclear resonant scattering Invited

T. Masuda, T. Hiraki, A. Yoshimi, K. Yoshimura

SPring-8/SACLA Research Frontiers 2019   30 - 31   2020.9

超低エネルギーをもつトリウム229核異性体へのX線励起 Invited

増田孝彦

光学   49 ( 6 )   227 - 227   2020.6

Artificial Production of the Lowest Energy Nuclear Excited State, 229mTh Invited Reviewed

SPring-8/SACLA information   25 ( 2 )   88 - 95   2020.5

高輝度X線を用いた核共鳴散乱技術による原子核229Thアイソマー状態の人工生成 Invited

海野弘行,笠松良崇,重河優大,羽場宏光,平木貴宏,増田孝彦,山口敦史,横北卓也,吉見彰洋,吉村浩司

Isotope News   768   2 - 6   2020.4

Exploring the possibility of ultra-precise nuclear clock by using synchrotron radiation: Extraordinary low-lying nuclear level of 229Th Invited

Yoshimi Akihiro, Kasamatsu Yoshitaka, Kitao Shinji, Seto Makoto, Masuda Takahiko, Yamaguchi Atsushi, Yoda Yoshitaka, Yoshimura Koji

Hoshiko   31 ( 5 )   305 - 314   2018.10

冷却ThOビームを用いた電子EDM探索実験ACME IIIの状況

増田孝彦

日本物理学会第78回年次大会  2023.9.18  日本物理学会

ThOビームを用いた電子の永久電気双極子能率探索とそれに用いる光検出モジュール Invited

増田孝彦

電子回路研究会  2023.9.11  電気学会

原子核時計の実現に向けた、トリウム229原子核異性体からの真空紫外光発光検出 Invited

増田孝彦

稲盛財団3S交流会  2023.4.15  公益財団法人稲盛財団

ACME III: electron EDM search using cold ThO molecular beam Invited International conference

Takahiko MASUDA

The KMI workshop "Searches for Electric Dipole Moments: from theory to experiment"  2023.3.2  Kobayashi-Maskawa Institute for the Origin of Particles and the Universe, Nagoya University

Laser spectroscopy of 1S-2S transition in muonium at J-PARC Invited International conference

Takahiko Masuda

2023.2.16 

ミューオニウムのシュタルク効果と高電圧スイッチ開発

増田孝彦

S型課題研究会  2022.12.15 

Silicon photomultiplier embedded photodetector for ACME III International coauthorship International conference

T. Masuda, D.G. Ang, D. DeMille, C. Diver, J.M. Doyle, G. Gabrielse, Z. Han, A. Hiramoto, P. Hu, N.R. Hutzler, D. Lascar, Z. Lasner, S. Liu, C. Meisenhelder, J. Mitchell, C.D. Panda, N. Sasao, S. Uetake, M. Watts, X. Wu, K. Yoshimura

The 27th International Conference on Atomic Physics  2022.7.18 

トリウム原子核アイソマー安定生成のための X線ビームエネルギー測定システムの詳細 Invited

増田孝彦

第15回核共鳴散乱研究会  2022.3.7  SPRUC

電子EDM Invited

増田孝彦

S型課題研究会  2021.12.17 

冷却原子・分子で探るバリオジェネシス International coauthorship

増田孝彦

日本物理学会2021年秋季大会  2021.9.16  日本物理学会

Silicon photomultiplier module as a photon detector for ACME III Electron EDM search International coauthorship International conference

Takahiko Masuda, Daniel G. Ang, David DeMille, John M. Doyle, Gerald Gabrielse, Zhen Han, Bingjie Hao, Ayami Hiramoto, Peiran Hu, Nicholas Hutzler, Daniel Lascar, Siyuan Liu, Cole Meisenhelder, Cristian Panda, Noboru Sasao, Satoshi Uetake, Xing Wu, Koji Yoshimura

The 52nd Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics  2021.6.3  American Physical Society

トリウム229原子核における アイソマー準位のX線ポンピング Invited

増田孝彦

日本物理学会 第76回年次大会  2021.3.13  日本物理学会

Upgrade towards the next electron electric dipole moment search International coauthorship

T. Masuda, D. Ang, J. Chow, D. DeMille, J. Doyle, G. Gabrielse, Z. Han, B. Hao, P. Hu, N. Hutzler, D. Lascar, S. Liu, C. Meisenhelder, C. Panda, N. Sasao, S. Uetake, X. Wu, K. Yoshimura

日本物理学会2020年秋季大会  2020.9.16  日本物理学会

Development of a silicon photomultiplier module for ACME III International coauthorship International conference

Takahiko Masuda, Daniel Ang, James Chow, David DeMille, John Doyle, Gerald Gabrielse, Zhen Han, Bingjie Hao, Peiran Hu, Nicholas Hutzler, Daniel Lascar, Siyuan Liu, Cole Meisenhelder, Cristian Panda, Noboru Sasao, Satoshi Uetake, Xing Wu, Koji Yoshimura

DAMOP 2020: The 51st Annual Meeting of the APS Division of Atomic, Molecular and Optical Physics  2020.6.3  American Physical Society

トリウム229原子核異性体からの真空紫外光分光に向けた取り組み Invited

増田孝彦

第3回若手放談会：エキゾチック核物理の将来  2020.2.20  理研 RIBF 理論研究推進会議、理研仁科センター RIBF 研究部門

Active pumping of the isomeric state of 229Th nucleus towards a nuclear clock International conference

Takahiko Masuda

Cosmic acceleration conference  2020.2.17 

電子の永久電気双極子能率測定による物質反物質対称性の破れの探索

増田孝彦

岡山大学理学部物理談話会  2024.1.15 

冷却ThO分子を用いた電子の電気双極子能率探索 Invited

増田孝彦

第二回冷却分子・精密分光シンポジウム  2023.8.28 

Recent progress of the 229Th project at Okayama University Invited

Takahiko Masuda

UCLA, Department of Physics and Astronomy, Hudson' lab seminar  2023.8.2 

Electron electric dipole moment search by using cold molecules Invited

Takahiko MASUDA

Iwasaki laboratory seminar  2022.1.28 

X-ray pumping of the 229Th nuclear clock isomer Invited

Masuda Takahiko

The CFP Colloquium  2019.12.3  The Center for Fundamental Physics, Northwestern University

トリウム229原子核異性体からの真空紫外光観測の現状

増田孝彦

日本物理学会 2019年秋季大会  2019.9.19  日本物理学会

ミューオニウム精密分光によるミューオン質量の高精度決定と新物理探索の可能性

増田孝彦

日本物理学会 第74回年次大会  2019.3.15  日本物理学会

Realization of the active pumping of thorium-229 isomeric state International conference

Masuda Takahiko

“Cosmic acceleration” symposium  2019.3.3 

X-ray pumping of the nuclear-clock isomer 229Th Invited International conference

Masuda Takahiko

The 11th international workshop on Fundamental Physics Using Atoms 2019  2019.3.1 

Fast APD detector with a short tail in the timing response for an experiment using synchrotron radiation X-ray beam International conference

Masuda Takahiko

5th International Workshop on New Photon-Detectors  2018.11.27 

Search for the ultra-low energy isomer state of thorium-229 nuclei International conference

Masuda Takahiko

5th Joint Meeting of the Division of Nuclear Physics of the APS and the JPS  2018.10.23 

トリウム229原子核の極低エネルギー励起状態探索実験

増田孝彦

日本物理学会 第73回年次大会  2018.3.25  日本物理学会

Si-APD array detector for a single X-ray photon detection with high timing resolution, energy resolution, and high rate capability International conference

Masuda Takahiko

2017 IEEE Nuclear Science Symposium and Medical Imaging Conference / 24th Symposium on Room-Temperature X- and Gamma-Ray Detectors  2017.10.26  IEEE

Si-APDを用いたX線用高繰返し・高時間分解能検出器システムの開発

増田孝彦

日本物理学会 第72回年次大会  2017.3.17  日本物理学会

Study on amplified multi-photon emission processes from macroscopically coherent media Invited International conference

Masuda Takahiko

The 9th international workshop on Fundamental Physics Using Atoms  2017.1.10 

SPAN実験(原子を用いたニュートリノ質量分光)のための、多光子放出実験の進展

増田孝彦

日本物理学会 2016年秋期大会  2016.9.21  日本物理学会

A search for the low-energy 229Th nuclear isomeric transition using nuclear resonant scattering International conference

Masuda Takahiko

25th International Conference on Atomic Physics  2016.7.28 

SPAN実験(ニュートリノ質量分光実験)のための対向励起実験の進行状況

増田孝彦

日本物理学会 第71回年次大会  2016.3.21  日本物理学会

Recent progress of SPAN towards neutrino mass spectroscopy International conference

Masuda Takahiko

14th International Conference on Topics in Astroparticle and Underground Physics  2015.9.9 

SPAN(原子を用いたニュートリノ質量分光実験)のためのマクロコヒーレンス増幅機構の詳細研究I

増田孝彦

日本物理学会 第70回年次大会  2015.3.22  日本物理学会

ニュートリノ質量分光に向けた、コヒーレンスによる二光子対超放射の観測

増田孝彦

21st ICEPP Symposium  2015.2.10 

Rate amplification of the two photon emission from para-hydrogen toward the neutrino mass measurement International conference

Masuda Takahiko

The sixth international conference on Trapped Charged Particle and Fundamental Physics (TCP2014)  2014.12.2 

ニュートリノ質量分光に向けた マクロコヒーレンス生成方法の実証

増田孝彦

日本物理学会2014年秋季大会  2014.9.19  日本物理学会

Neutrino Spectroscopy with Atoms and Molecules International conference

Masuda Takahiko

24th International Conference on Atomic Physics  2014.8 

J-PARC KOTO実験 エンジニアリングランによる解析方法の確立

増田孝彦

日本物理学会第69回年次大会  2014.3.27  日本物理学会

KOTO実験(J-PARC KL→π0νν̅ 崩壊探索実験)と その初期性能評価 Invited

増田孝彦

量子宇宙研究センター・極限量子研究コア合同セミナー  2013.11.27  量子宇宙研究センター・極限量子研究コア

J-PARC KOTO実験のためのKL beam 評価

増田孝彦

日本物理学会2013年秋季大会  2013.10.21  日本物理学会

KOTO detector status Invited International conference

Masuda Takahiko

2013 KAON international conference (KAON13)  2013.5 

KOTO実験エンジニアリングラン解析

増田孝彦

日本物理学会第68回年次大会  2013.3.26  日本物理学会

Status of the engineering run of the KOTO experiment International conference

Masuda Takahiko

GCOE Symposium  2013.2 

KOTO実験 CsI電磁カロリメータにおけるPMT放電による影響と対策

増田孝彦

日本物理学会2012年秋季大会  2012.9.12  日本物理学会

The CsI calorimeter system for the KOTO experiment International conference

Masuda Takahiko

GCOE Symposium  2012.2 

KOTO実験における学生とエレクトロニクス

増田孝彦

計測システム開発検討会  2011.11 

KOTO実験におけるCharged Vetoのコントロールシステム

増田孝彦

日本物理学会2011年秋季大会  2011.9.18  日本物理学会

KOTO実験のCsIカロリメータの時間性能の評価

増田孝彦

日本物理学会2011年秋季大会  2011.9.16  日本物理学会

KOTO実験に用いる低消費電力型PMTベースの大量生産報告と、そのコントロールについて

増田孝彦

日本物理学会2010年秋季大会  2010.9.13  日本物理学会

KOTO実験(J-PARC KL→π0νν探索実験)に用いるプリアンプ内蔵低消費電力型PMTの開発

増田孝彦

日本物理学会第65回年次大会  2010.3.20  日本物理学会

Low power PMT base for KOTO experiment using Cockcroft-Walton circuit International conference

Masuda Takahiko

GCOE Symposium  2010.2 

KOTO実験(J-PARC KL→π0νν探索実験)に用いるプリアンプ内蔵低消費電力型PMTの開発

増田孝彦

日本物理学会2009年秋季大会  2009.9.10  日本物理学会

Low power PMT base for KOTO experiment using Cockcroft-Walton circuit International conference

Masuda Takahiko

XXIX international conference on Physics in Collision (PIC09)  2009.8 

CsI Calorimeter and low power PMT base for KOTO experiment International conference

Masuda Takahiko

2009 KAON international conference (KAON09)  2009.6 

KOTO実験(J-PARC KL→π0νν探索実験)用PMTプロトタイプの性能評価とボルテージコントロールについて

増田孝彦

日本物理学会第64回年次大会  2009.3.30  日本物理学会

CsI Calorimeter system for KOTO experiment International conference

Masuda Takahiko

The 1st international conference on Technology and Instrumentation in Particle Physics 2009 (TIPP09)  2009.3 

KOTO実験のためのCsI Calorimeter 用PMT baseの開発とコントロールシステム

増田孝彦

15th ICEPP symposium  2009.2  ICEPP

KOTO実験(J-PARC KL→π0νν探索実験)におけるCsIカロリメータへの要請と読み出しPMTの開発

増田孝彦

日本物理学会2008年秋季大会  2008.9.21  日本物理学会

KL→π0νν探索実験(E14)のためのCsIカロリメータ読み出しPMT baseの開発

増田孝彦

日本物理学会第63回年次大会  2008.3.23  日本物理学会

KL→π0νν探索実験(E14)のためのCsIカロリメータ読み出しフロントエンド回路の開発

増田孝彦

日本物理学会第62回年次大会  2007.9.21  日本物理学会

冷却極性分子の量子操作による電子の永久電気双極子モーメント探索 International coauthorship

Grant number：20KK0068  2020.10 - 2026.03

日本学術振興会  科学研究費助成事業  国際共同研究加速基金(国際共同研究強化(B))

増田 孝彦, 吉村 浩司, 植竹 智

能動的核異性体生成法で迫る、トリウム229原子核異性体の高精度レーザー分光 International coauthorship

Grant number：19H00685  2019.04 - 2023.03

Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A)  Grant-in-Aid for Scientific Research (A)

増田 孝彦, 北尾 真司, 山口 敦史

核共鳴散乱法を用いた原子核からの紫外線発光検出 International coauthorship

2019.04 - 2020.03

公益財団法人稲盛財団  稲盛研究助成 

増田孝彦

物理定数恒常性測定の飛躍的精度向上に向けた、原子核のレーザー励起の実現

Grant number：18H04353  2018.04 - 2020.03

Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)

増田 孝彦

Amplification of the counter propagating two-photon emission toward the neutrino mass spectroscopy

Grant number：17K14292  2017.04 - 2019.03

Japan Society for the Promotion of Science  Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B)  Grant-in-Aid for Young Scientists (B)

Masuda Takahiko

2017 IEEE Nuclear Science Symposium and Medical Imaging Conference

2017.04 - 2018.03

公益財団法人岡山工学振興会  国際研究集会派遣助成 

増田孝彦

ニュートリノ絶対質量測定に向けた、二光子対超放射の系統的研究と制御方法開発

2015.09 - 2016.03

岡山大学  学内競争的資金 

増田孝彦

ニュートリノ質量測定のための、水素ガスからの二光子対超放射の制御方法開発

2014.09 - 2016.03

日本学術振興会  科学研究費補助金（研究活動スタート支援） 

増田孝彦

中性K中間子のCP非保存稀崩壊の測定実験による新物理モデルの探索

2010.04 - 2013.03

日本学術振興会  科学研究費補助金（特別研究員奨励費） 

増田孝彦

「3000億年に1秒のずれ」原子核時計実現へ一歩 岡山大チームが基礎技術開発 Newspaper, magazine

毎日新聞社  毎日新聞  2019.9.12

3千億年に1秒しかずれない「原子核時計」実現への道 岡山大などの研究 Newspaper, magazine

財経新聞  財経新聞  2019.9.12

岡山大・理研など、自然界で最小の励起エネルギーをもつ原子核状態の人工的生成に成功 Newspaper, magazine

日本経済新聞社  日本経済新聞  2019.9.12

岡山大など、原子核状態の人工生成に初成功 大量かつ自在に Newspaper, magazine

株式会社日刊工業新聞社  日刊工業新聞  2019.9.12

原子核時計実用化に向け前進 TV or radio program

NHK岡山放送局  おはよう岡  2019.9.11

岡山大ら，X線でアイソマー状態を生成 Internet

株式会社オプトロニクス社  OPTRONICS ONLINE  2019.9

最小の励起エネルギーを持つ原子核状態を人工的に生成 Internet

公益財団法人 つくば科学万博記念財団  つくばサイエンスニュース  2019.9

光や素粒子「目」で見て実感 Newspaper, magazine

朝日新聞  朝日新聞  2017.7.7

「素粒子」見よう岡大で体験企画 Newspaper, magazine

朝日新聞  朝日新聞  2016.7.26