Updated on 2026/07/31

写真a

 
MURAKAMI Hikari
 
Organization
Kobayashi-Maskawa Institute for the Origin of Particles and the Universe (KMI) Designated Assistant Professor
Title
Designated Assistant Professor
External link

Research Areas 1

  1. Natural Science / Particle, nuclear, cosmic-ray, and astrophysics - experiment  / Hadron Physics

Awards 1

  1. 2025 Breakthrough Prize in Fundamental Physics

    2025.4   Breakthrough Prize Foundation   Hikari Murakami and Colleagues in the ALICE Collaboration at the Large Hadron Collider at CERN

    ALICE collaboration

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    Award type:Award from publisher, newspaper, foundation, etc. 

    For detailed measurements of Higgs boson properties confirming the symmetry-breaking mechanism of mass generation, the discovery of new strongly interacting particles, the study of rare processes and matter-antimatter asymmetry, and the exploration of nature at the shortest distances and most extreme conditions at CERN’s Large Hadron Collider

 

Papers 9

  1. Direct-photon production in inelastic and high-multiplicity proton–proton collisions at √s = 13 TeV Reviewed International coauthorship Open Access

    ALICE Collaboration

    Physics Letters B   Vol. 868   page: 139645   2025.6

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    Authorship:Corresponding author   Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1016/j.physletb.2025.139645

    Open Access

    Other Link: https://www.sciencedirect.com/science/article/pii/S037026932500406X?via%3Dihub

  2. Measurements of the mass difference m(B00) − m(B++) and the energy dependence of the cross-section ratio σ(e+e−→B0B‾0)/σ(e+e−→B+B−)σ(e+e−→B0B0)/σ(e+e−→B+B−) at Belle and Belle II Reviewed International coauthorship Open Access

    Belle and Belle-II Collaborations

    Journal of High Energy Physics     2026.5

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1007/JHEP05(2026)172

    Open Access

  3. Observation of the Radiative Decay Ds0*(2317)+→Ds*+γ Invited Reviewed Open Access

    Belle and Belle-II Collaborations

    Physical Review Letters     2026.6

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  4. First Search for B→Xsνν¯ Decays Reviewed International coauthorship Open Access

    Belle-II Collaboration

    Physical Review Letters     2026.6

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1103/kf73-hw61

    Open Access

  5. Study of e+e-→h+h-J/ψ (h=π, K, p) via initial-state radiation at Belle II Reviewed International coauthorship Open Access

    Belle-II Collaboration

    Physical Review D     2026.6

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1103/f8qf-b284

    Open Access

  6. First Measurement of φ-Meson Production in 30-GeV Proton–Nucleus Reactions via Di-electron Decay at J-PARC Reviewed International coauthorship Open Access

    Satomi Nakasuga, Yuhei Morino, Kazuya Aoki, Yoki Aramaki, Daichi Arimizu, Sakiko Ashikaga, Wen-Chen Chang6, Ren Ejima, Hideto En’yo, Dairon Rodriguez Garces, Johann M. Heuser , Ryotaro Honda, Masaya Ichikawa, Daichi Ishii1, Shunsuke Kajikawa, Jo Kakunaga, Koki Kanno, Daisuke Kawama, Yusuke Komatsu, Takehito Kondo, Yusuke Hori, Hikari Murakami, Tomoki Murakami, Ryotaro Muto, Shunnosuke Nagafusa, Wataru Nakai, Megumi Naruki, Yuki Obara, Shuta Ochiai, Makoto Ogura, Kyoichiro Ozawa, Adrian Rodriguez Rodriguez, Hiroyuki Sako, Susumu Sato , Michiko Sekimoto, Kenta Shigaki, Kazuki Suzuki, Tomonori Takahashi, Tomohiro Taniguchi1, Maksym Teklishyn, Alberica Toia, Rento Yamada, Kanako Yamaguchi, Yorito Yamaguchi, Shogo Yanai , and Satoshi Yokkaichi

    Progress of Theoretical and Experimental Physics     2026.3

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1093/ptep/ptag042

    Open Access

  7. Measurement of inclusive B→Xuℓν partial branching fractions and |Vub| at Belle II Reviewed International coauthorship Open Access

    Belle-II Collaboration

    Physical Review D     2026.2

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1103/59ws-zxbt

    Open Access

  8. Measurement of time-dependent CP asymmetries in B0→KS0π+π−γB0→KS0​π+π−γ decays at Belle and Belle II Reviewed International coauthorship Open Access

    Belle and Belle-II Collaborations

    Journal of High Energy Physics     2026.1

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1007/JHEP01(2026)134

    Open Access

  9. Search for Feebly Interacting Particles in B Decays with Missing Energy at Belle Reviewed International coauthorship Open Access

    Belle and Belle-II Collaborations

    Physical Review Letters     2026.1

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    Language:English   Publishing type:Research paper (scientific journal)  

    DOI: 10.1103/1rl4-j3np

    Open Access

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Presentations 3

  1. Status of the measurement of the B(*)sB(*)s Belle II production cross section at

    Hikari Murakami, Roman Mizuk, Toru Iijima

    The Physical Society of Japan 2026 Spring Meeting  2026.3.24  The Physical Society of Japan

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    Event date: 2026.3

    Language:English   Presentation type:Oral presentation (general)  

  2. Evaluation of MCP-PMT performance changes during operation and operational status in the TOP counter of the SuperKEKB/Belle II experiment

    Hikari Murakami

    2025.9.18 

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    Event date: 2025.9

    Language:Japanese   Presentation type:Oral presentation (general)  

  3. Direct photon production in inelastic and high-multiplicity proton-proton collisions at √s = 13 TeV with ALICE

    Hikari Murakami

    2025.3.18 

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    Event date: 2025.3

    Language:Japanese   Presentation type:Oral presentation (general)