Hayashii Hisaki

ハヤシイヒサキ | Hayashii Hisaki

Affiliation and department：
Job title： Education and Research Councilors

Research field (1)： Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics

Research keywords (1)： Dark Matter, Meson Transition Form Factor, Flavor Physics, Kobayashi-Maskawa theory, New Physics, CP-violation,tau-lepton,lepton flavor violation. g-2, hadron spectral function, B Meson

Research theme for competitive and other funds (16)：

2004 - 2018 タウレプトンのハドロンは崩壊におけるCP非対称性の破れの探索
2004 - 2018 Search for CP violation in tau-leptonic decays
2001 - 2018 タウレプトンのハドロン崩壊における構造関数の測定
2001 - 2018 Measurement of the hadronic structue function in tau hadronic decays
2001 - 2015 タウ粒子におけるレプトンフレーバー保存則をやぶる崩壊の探索

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Papers (736)：

J. Borah, B. Bhuyan, I. Adachi, H. Aihara, D. M. Asner, V. Aulchenko, T. Aushev, R. Ayad, V. Babu, S. Bahinipati, et al. Search for the decay B0s → π0 π0 at Belle. Physical Review D. 2023. 107. 5
Y.-C. Chen, Y.-J. Lee, P. Chang, I. Adachi, H. Aihara, S. Al Said, D. M. Asner, H. Atmacan, V. Aulchenko, T. Aushev, et al. Two-particle angular correlations in e+e- collisions to hadronic final states in two reference coordinates at Belle. Journal of High Energy Physics. 2023. 2023. 3
J. H. Yin, E. Won, I. Adachi, H. Aihara, S. Al Said, D. M. Asner, H. Atmacan, V. Aulchenko, T. Aushev, R. Ayad, et al. Search for X ( 3872 ) → π+ π- π0 at Belle. Physical Review D. 2023. 107. 5
A. Sangal, A. J. Schwartz, H. Aihara, S. Al Said, D. M. Asner, H. Atmacan, V. Aulchenko, T. Aushev, R. Ayad, V. Babu, et al. Measurement of the branching fraction and search for CP violation in D0 → K0S K0S π+ π- decays at Belle. Physical Review D. 2023. 107. 5
C.-L. Hsu, M. E. Sevior, I. Adachi, H. Aihara, S. Al Said, D. M. Asner, H. Atmacan, V. Aulchenko, T. Aushev, R. Ayad, et al. Angular analysis of the low K+ K- invariant mass enhancement in B+ → K+ K- π+ decays. Physical Review D. 2023. 107. 3

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MISC (56)：

Belle II Collaboration, F. Abudinén, I. Adachi, R. Adak, K. Adamczyk, P. Ahlburg, J. K. Ahn, H. Aihara, N. Akopov, A. Aloisio, et al. Measurement of the $B^0$ lifetime using fully reconstructed hadronic decays in the 2019 Belle II dataset. Physical Review D. 2020. 107. 9
P Katrenko, I Adachi, H Aihara, S Al Said, D M Asner, T Aushev, I Badhrees, S Bahinipati, P Behera, C Beleño, et al. Observation of the Radiative Decays of Υ(1S) to χ_{c1}. Physical review letters. 2020. 124. 12. 122001-122001
Belle II Collaboration, I. Adachi, P. Ahlburg, H. Aihara, N. Akopov, A. Aloisio, N. Anh Ky, D. M. Asner, H. Atmacan, T. Aushev, et al. Search for an invisibly decaying $Z^{\prime}$ boson at Belle II in $e^+ e^- \to μ^+ μ^- (e^{\pm} μ^{\mp})$ plus missing energy final states. 2019
The Belle Collaboration, A. Abdesselam, I. Adachi, K. Adamczyk, H. Aihara, S. Al Said, K. Arinstein, Y. Arita, D. M. Asner, T. Aso, et al. Precise determination of the CKM matrix element $\left| V_{cb}\right|$ with $\bar B^0 \to D^{*\,+} \, \ell^- \, \bar ν_\ell$ decays with hadronic tagging at Belle. 2017
Alberto Lusiani, Marcin Chrzaszcz, Kiyoshi Hayasaka, Hisaki Hayashii, J. Michael Roney, Boris Shwartz, Swagato Banerjee. HFAG τ lepton averages and |Vus| determination with τ decays. Nuclear and Particle Physics Proceedings. 2015. 260. 32-39

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Lectures and oral presentations (21)：

Search for Dark Matter with Belle II experiment
(JPS 2020)
Online Trigger Monitor for Belle II experiment
(JPS 2020)
Measurement of the branching fraction and the spectral function in the tau lepton decays tau^-->pi-pi+ pi- pi0 nu_tau.
(Japan Physical Society Meeting, Spring 2015 2015)
Measurement of the branching fraction and the spectral fucntion in the tau- ->pi-pi+pi-pi0 nu decay.
(International conference on the tau lepton physics (TAU 2014) 2014)
Measurement of the tau lepton lifetime
(International conference on the high energy physics (ICHEP 2014) 2014)

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Education (2)：

- 1984 Nagoya University Graduate School of Science, Division of Physics
1978 - 1981 Nagoya University Graduate School, Division of Natural Science

Professional career (2)：

Doctor of physics (Nagoya University)
Master of physics (Nagoya University)

Work history (4)：

2003/04 - 2012/04 Professor, Department of Science, Nara Woman's University
2012/04 - Professor, Natural Sciences, Graduate School, Nara Women's University
1996/08 - 2003/11 Associate Professor, Faculty of Science, Nara Women's University
1985/04 - 1996/08 Assistant, Faculty of science, Nara Women's University

Committee career (1)：

1980/04 - 日本物理学会素粒子実験領域代表

Association Membership(s) (1)：

Japan Physical Society

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