Updated on 2024/02/05

写真a

 
TAJIMA Yasuhisa
 
Title
Professor

Research Areas

  • Natural Science / Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics

Graduating School

  • Tokyo Institute of Technology, Faculty of Science, Department of Physics

    1990.03, Graduated

Graduate School

  • Tokyo Institute of Technology, Graduate School, Division of Science and Engineering

    Master's Course, 1992.03, Completed

  • Tokyo Institute of Technology, Graduate School, Division of Science and Engineering, Department of Physics

    Doctor's Course, 1996.12, Accomplished credits for doctoral program

Degree

  • Doctor (Science), Chiba University, 2007.09

External Career

  • Cyclotron and Radio Isotope Center, Tohoku University, 1996.12 - 1998.05

Academic Society Affiliations

  • The Physical Society of Japan

 

Papers

  • Resonance-like structure near the eta d threshold in the gamma d -> pi(0) eta d reaction, PHYSICAL REVIEW C, 104(5) , 2021.11

    Ishikawa T., Fujimura H., Fukasawa H., Hashimoto R., He Q., Honda Y., Iwata T., Kaida S., Kasagi J., Kawano A., Kuwasaki S., Maeda K., Masumoto S., Miyabe M., Miyahara F., Mochizuki K., Muramatsu N., ...

    Multiple Authorship (Only Japanese)

  • Search for the Pair Production of Dark Particles X with K0L? XX, X ? ??, PHYSICAL REVIEW LETTERS, 130(11) , 2023.03

    Lin C., Ahn J. K., Choi J. M., Farrington M. S., Gonzalez M., Grethen N., Hsiung Y. B., Inagaki T., Kamiji I., Kim E. J., Kim J. L., Kim H. M., Kawata K., Kitagawa A., Komatsubara T. K., Kotera K., Le...

    Single Author

  • Study of the K-L -> pi(0)nu(nu)over-bar Decay at the J-PARC KOTO Experiment, PHYSICAL REVIEW LETTERS, 126(12) , 2021.03

    Ahn J. K., Beckford B., Campbell M., Chen S. H., Comfort J., Dona K., Farrington M. S., Hanai K., Hara N., Haraguchi H., Hsiung Y. B., Hutcheson M., Inagaki T., Isoe M., Kamiji I, Kato T., Kim E. J., ...

    Multiple Authorship (Including Foreigners)

  • Pulse shape discrimination of photons and neutrons in the energy range of 0.1-2 GeV with the KOTO un-doped CsI calorimeter, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 987 , 2021.01

    Sugiyama Y., Ahn J. K., Banno S., Beckford B., Campbell M., Chen S. H., Comfort J., Duh Y. T., Hineno T., Hutcheson M., Iwai E., Kamiji I, Kawasaki N., Kim E. J., Kim J. L., Kim Y. J., Ko J. W., Komat...

    Multiple Authorship (Including Foreigners)

  • CsI calorimeter for the J-PARC KOTO experiment, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 982 , 2020.12

    Sato K., Lee J. W., Banno S., Campbell M., Comfort J., Furukawa T., Iwai E., Kawasaki N., Komatsubara T. K., Lim G. Y., Maeda Y., Masuda T., Matsumura T., Mcfarland D., Murayama R., Naito D., Nakaya Y...

    Multiple Authorship (Including Foreigners)

  • First search for K-L -> pi(0)gamma, PHYSICAL REVIEW D, 102(5) , 2020.09

    Shimizu N., Ahn J. K., Beckford B., Campbell M., Chen S. H., Choi J. M., Comfort J., Dona K., Farrington M. S., Hara N., Haraguchi H., Hsiung Y. B., Hutcheson M., Inagaki T., Isoe M., Kamiji I, Kim E....

    Multiple Authorship (Including Foreigners)

  • omega N scattering length from omega photoproduction on the proton near the reaction threshold, PHYSICAL REVIEW C, 101(5) , 2020.05

    Ishikawa T., Fujimura H., Fukasawa H., Hashimoto R., He Q., Honda Y., Hosaka A., Iwata T., Kaida S., Kasagi J., Kawano A., Kuwasaki S., Maeda K., Masumoto S., Miyabe M., Miyahara F., Mochizuki K., Mur...

    Multiple Authorship (Including Foreigners)

  • A new cylindrical photon-veto detector for the K-L -> pi(0)nu(nu)over-bar experiment, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 953 , 2020.02

    Murayama R., Togawa M., Ahn J. K., Comfort J., Inagaki T., Isoe M., Kamiji I, Kim E. J., Kim J. L., Komatsubara T. K., Lim G. Y., Matsumura T., Miyazaki K., Nanjo H., Nomura T., Okuno H., Pod E., Sato...

    Multiple Authorship (Including Foreigners)

  • Measuring Space-Time Properties of the \(\Delta (1232)\) via Bose–Einstein Correlations, Proceedings of the 8th International Conference on Quarks and Nuclear Physics (QNP2018), 2019.11

    Qinghua He, Hisako Fujimura, Hiroshi Fukasawa, Ryo Hashimoto, Yuki Honda, Takatsugu Ishikawa, Takahiro Iwata, Shun Kaida, Hiroki Kanda, Jirohta Kasagi, Atsushi Kawano, Shuzo Kuwasaki, Kazushige Maeda,...

    Multiple Authorship (Only Japanese)

  • Non-strange Dibaryon Resonances Observed in Coherent Double Neutral-Pion Photoproduction on the Deuteron, Proceedings of the 8th International Conference on Quarks and Nuclear Physics (QNP2018), 2019.11

    Takatsugu Ishikawa, Hisako Fujimura, Hiroshi Fukasawa, Ryo Hashimoto, Qinghua He, Yuki Honda, Takahiro Iwata, Shun Kaida, Hiroki Kanda, Jirohta Kasagi, Atsushi Kawano, Shuzo Kuwasaki, Kazushige Maeda,...

    Multiple Authorship (Only Japanese)

  • Search for KL → π0v#Ev(/)-#ER and KL → π0X0 Decays at the J-PARC KOTO Experiment, PHYSICAL REVIEW LETTERS, 122(2) 021802, 2019.01

    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....

    Multiple Authorship (Including Foreigners)

  • The Data Acquisition System of the KOTO Experiment and the RCE Platform Technology Upgrade, IEEE Transactions on Nuclear Science, 64(6) 1338-1345, 2017.04

    S.Su, J.Ameel, J.Beechert, M.Campbell, C.Gee, M.Huff, J.Micallef, J.Robinson, C.Rymph, H.Schamis, M.Taylor, M.Tecchio, N.Whallon, J.Xu, Y.Sugiyama, Y.Tajima, M.Bogdan and Y.Wah

    Multiple Authorship (Including Foreigners)

  • A new search for the KL →pi0 ν#Eν(/)-#ER and KL → pi0X0 decays, Progress of Theoretical and Experimental Physics, 2017(2) 021C01, 2017.02

    J-PARC KOTO Collaboration; 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.Furukawam, H.Haraguchi, T.Hineno, Y.B.Hsiung, M.Hutc...

    Multiple Authorship (Including Foreigners)

  • An event mixing technique for Bose-Einstein correlations of two pions in photoproduction around 1 GeV, Chinese Physics C, 40(11) 114002, 2016.11

    Q.H.He, H.Fujimura, H.Fukawasa, R.Hashimoto, Y.Honda, T.Ishikawa, T.Iwata, S.Kaida, J.Kasagi, A.Kawano, S.Kuwasaki, K.Maeda, N.Masumoto, M.Miyabe, F.Miyahara, K.Mochizuki, N.Muramatsu, A.Nakamura, K.N...

    Multiple Authorship (Including Foreigners)

  • Long-lived neutral-kaon flux measurement for the KOTO experiment, Progress of Theoretical and Experimental Physics, 2016(1) 013C03, 2016.01

    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....

    Multiple Authorship (Including Foreigners)

  • Performance study of a prototype pure Csl calorimeter for the KOTO experiment, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 786 135-141, 2015.07

    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

    Multiple Authorship (Including Foreigners)

  • The second GeV tagged photon beamline at ELPH, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 622(1) 1-10, 2010.10

    T.Ishikawa, H.Fujimura, R.Hashimoto, T.Ishida, J.Kasagi, T.Kinoshita, S.Kuwasaki, F.Miyahara, A.Miyamoto, K.Mochizuki, T.Nakabayashi, M.Nakano, K.Nawa, Y.Okada, K.Okamura, Y.Onodera, Y.Saito, K.Satou,...

    Multiple Authorship (Only Japanese)

  • Experimental study of the decay K0L→π0ν#Eν(/)-#ER, PHYSICAL REVIEW D, 81(7) 072004-1-072004-23, 2010.04

    J.K.Ahn, Y.Akune, V.Baranov, K.F.Chen, J.Comfort, M.Doroshenko, Y.Fujioka, Y.B.Hsiung, T.Inagaki, S.Ishibashi, N.Ishihara, H.Ishii, E.Iwai, T.Iwata, I.Kato, S.Kobayashi, S.Komatsu, T.K.Komatsubara, A....

    Multiple Authorship (Including Foreigners)

  • Barrel photon detector of the KEK K0L→π0ν#Eν(/)-#ER experiment, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 592(3) 261-272, 2008.07

    Y.Tajima, J.K.Ahn, Y.Akune, Y.Aruga, M.Doroshenko, Y.B.Hsiung, A.Iijima, Y.Ikemoto, T.Inagaki, S.Ishibashi, N.Ishihara, H.Ishii, M.Itaya, M.Iwai, T.Iwata, S.Kobayashi, S.Komatsu, T.K.Komatsubara, A.S....

    Multiple Authorship (Including Foreigners)

  • Search for the Decay K0L→π0ν#Eν(/)-#ER, PHYSICAL REVIEW LETTERS, 100(20) 201802, 2008.05

    J.K.Ahn, Y.Akune, V.Baranov, K.F.Chen, J.Comfort, M.Doroshenko, Y.Fujioka, Y.B.Hsiung, T.Inagaki, S.Ishibashi, N.Ishihara, H.Ishii, T.Iwata, I.Kato, S.Kobayashi, T.K.Komatsubara, A.S.Kurilin, E.Kuzmin...

    Multiple Authorship (Including Foreigners)

  • A sharp gas-bremsstrahlung beam capable of testing electromagnetic calorimeters, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 582(2) 489-496, 2007.11

    T.Matsumura, Y.Asano, R.Chiba, T.Hashimoto, A.Miura, H.Shimizu, Y.Tajima and H.Y.Yoshida

    Multiple Authorship (Only Japanese)

  • Narrow Resonance at E_γ = 1020MeV in the D(γ,η)pn Reaction, Progress of theoretical physics. Supplement, (168) 90-96, 2007.11

    Miyahara F., Kasagi J., Nakabayashi T., FUKASAWA H., HASHIMOTO R., ISHIKAWA T., IWATA T., KANDA H., KINOSHITA T., MAEDA K., NAWA K., NOMURA T., SHIMIZU H., SHISHIDO T., SUZUKI K., TAJIMA Y., TAKAHASHI...

    Single Author

  • First search for KL→π0ν#Eν(/)-#ER, PHYSICAL REVIEW D, 76(1) 011101(R), 2007.07

    J.Nix, J.K.Ahn, Y.Akune, V.Baranov, M.Doroshenko, Y.Fujioka, Y.B.Hsiung, T.Inagaki, S.Ishibashi, N.Ishihara, H.Ishii, E.Iwai, T.Iwata, S.Kobayashi, T.K.Komatsubara, A.S.Kurilin, E.Kuzmin, A.Lednev, H....

    Multiple Authorship (Including Foreigners)

  • New limit on the K0L→π0ν#Eν{/}-#ER decay rate, PHYSICAL REVIEW D, 74(5) 051105(R), 2006.09

    J.K.Ahn, Y.Akune, V.Baranov, M.Doroshenko, Y.Fujioka, Y.B.Hsiung, T.Inagaki, S.Ishibashi, N.Ishihara, H.Ishii, T.Iwata, S.Kobayashi, S.Komatsu, T.K.Komatsubara, A.S.Kurilin, E.Kuzmin, A.Lednev, H.S.Le...

    Multiple Authorship (Including Foreigners)

  • First beam test on a BSO electromagnetic calorimeter, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 550(1-2) 258-266, 2005.09

    H.Shimizu, F.Miyahara, H.Hariu, T.Hayakawa, T.Ishikawa, M.Itaya, T.Kinoshita, M.Moriya, T.Nakabayashi, T.Sasaki, Y.Tajima, S.Takita, M.Yamamoto, H.Yamazaki, H.Y.Yoshida and Y.Yoshida

    Multiple Authorship (Including Foreigners)

  • Undoped CsI calorimeter for the K0L→π0ν#Eν(/)-#ER experiment at KEK-PS, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 545(1-2) 278-295, 2005.06

    M.Doroshenko, K.Abe, J.K.Ahn, Y.Akune, V.Baranov, Y.Fujioka, Y.B.Hsiunge, T.Ikei, T.Inagaki, S.Ishaibashi, H.Ishii, T.Iwata, S.Kobayashi, S.Komatsu, T.K.Komatsubara, A.Kurilin, E.Kuzmin, A.Lednev, H.S...

    Multiple Authorship (Including Foreigners)

  • Development of a new photomultiplier tube with high sensitivity for a wavelength-shifter fiber readout, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 522 477-486, 2004.04

    M.Itaya, T.Inagaki, T.Iwata, G.Y.Lim, H.Oishi, H.Okuno, Y.Tajima, H.Y.Yoshida, and Y.Yoshimura

    Multiple Authorship (Only Japanese)

  • Development of micro-gap wire chamber, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 481(1-3) 166-173, 2002.04

    S.Horikawa, S.Inaba, H.Kawai, T.Matsumoto, H.Nakayama, Y.Tajima, K.Takamatsu, T.Tsuru, H.Y.Yoshida

    Multiple Authorship (Including Foreigners)

  • Measurement of gas bremsstrahlung at the SPring-8 insertion device beamline using PWO scintillator, NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 451(3) 685-696, 2000.09

    Y.Asano, T.Matsumura, R.Chiba, T.Hashimoto, A.Miura, H.Shimizu, Y.Tajima, H.Y.Yoshida

    Multiple Authorship (Including Foreigners)

  • Coupling effects studied in the 13C(p,pn12C and 13C(p,d12C reactions at Ep=35MeV,, PHYSICAL REVIEW C, 51(5) 2592-2596, 1995.05

    H. Toyokawa, H. Ohnuma, Y. Tajima, T. Niizeki, Y. Honjo, S. Tomita, K. Ohkushi, M. H. Tanaka, S. Kubono, and M. Yosoi

    Multiple Authorship (Including Foreigners)

  • d,2He)reactions at Ed=260MeV as a possible probe to nuclear spin-isospin excitation, PHYSICAL REVIEW C, 47(2) 648-651, 1993.02

    H. Ohnuma, K. Hatanaka, S. I. Hayakawa, M. Hosaka, T. Ichihara, S. Ishida, S. Kato, T. Niizeki, M. Ohura, H. Okamura, H. Orihara, H. Sakai, H. Shimizu, Y. Tajima, H. Toyokawa, H. Y. Yoshida, and M. Yo...

    Multiple Authorship (Including Foreigners)

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Grant-in-Aid for Scientific Research

  • Grant-in-Aid for Scientific Research(S),2018.04 - 2021.03

  • Grant-in-Aid for Scientific Research(C),2017.04 - 2020.03

Presentations

  • Meeting Abstracts of the Physical Society of Japan, Domestic presentation, 2019, Measurements of fluorescence lifetimes of scitillation fibers and WLS fibers using UV light from UVSOR BL3B, Oral presentation (general)