YAGYU Kei 柳生慶

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Yagyu Kei 柳生慶

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Researcher Number	30825097
Other IDs
Affiliation (Current)	2025: 東京理科大学, 理学部第二部物理学科, 准教授
Affiliation (based on the past Project Information) *help	2022: 大阪大学, 大学院理学研究科, 助教 2019 – 2021: 大阪大学, 理学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
Keywords	Principal Investigator 強結合理論 / ヒッグスボソン / ヒッグス / CPの破れ / 強結合 / 複合ヒッグス / CP対称性の破れ

Strong dynamics as an origin of the light Higgs boson and phenomena beyond the standard modelPrincipal Investigator
- Principal Investigator
  
  Yagyu Kei
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics
- Research Institution
  Osaka University

All 2023 2022 2021 2020 2019

All Journal Article Presentation

[Journal Article] Exploring wrong sign scenarios in the Yukawa-Aligned 2HDM2023
- Author(s)
  Kanemura Shinya、Mondal Tanmoy、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2023 Issue: 2 Pages: 237-237
- DOI
  10.1007/jhep02(2023)237
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-22KF0238, KAKENHI-PROJECT-20H00160
[Journal Article] Next-to-leading order corrections to decays of the heavier CP-even Higgs boson in the two Higgs doublet model2022
- Author(s)
  Shinya Kanemura, Mariko Kikuchi, Kei Yagyu
- Journal Title
  
  Nuclear Physics B
  
  Volume: 983 Pages: 115906-115906
- DOI
  10.1016/j.nuclphysb.2022.115906
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22KF0238, KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-20H00160
[Journal Article] Implication of the W boson mass anomaly at CDF II in the Higgs triplet model with a mass difference2022
- Author(s)
  Kanemura Shinya、Yagyu Kei
- Journal Title
  
  Physics Letters B
  
  Volume: 831 Pages: 137217-137217
- DOI
  10.1016/j.physletb.2022.137217
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-20H00160
[Journal Article] CP-violating 2HDMs emerging from 3-3-1 models2022
- Author(s)
  Fan Zhiyi、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2022 Issue: 6
- DOI
  10.1007/jhep06(2022)014
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Dark sector as origin of light lepton mass and its phenomenology2022
- Author(s)
  Chiang Cheng-Wei、Obuchi Ryomei、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2022 Issue: 5
- DOI
  10.1007/jhep05(2022)070
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Probing double-aligned two-Higgs-doublet models at the LHC2022
- Author(s)
  Kanemura Shinya、Takeuchi Michihisa、Yagyu Kei
- Journal Title
  
  Physical Review D
  
  Volume: 105 Issue: 11 Pages: 115001-115001
- DOI
  10.1103/physrevd.105.115001
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-18K03611, KAKENHI-PROJECT-22KF0238, KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-20H00160
[Journal Article] Explanation of the W mass shift at CDF II in the extended Georgi-Machacek model2022
- Author(s)
  Chen Ting-Kuo、Chiang Cheng-Wei、Yagyu Kei
- Journal Title
  
  Physical Review D
  
  Volume: 106 Issue: 5
- DOI
  10.1103/physrevd.106.055035
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Gravitational waves in models with multicritical-point principle2022
- Author(s)
  Hamada Yuta、Kawai Hikaru、Kawana Kiyoharu、Oda Kin-ya、Yagyu Kei
- Journal Title
  
  The European Physical Journal C
  
  Volume: 82 Issue: 5 Pages: 1-12
- DOI
  10.1140/epjc/s10052-022-10440-8
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K03970, KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-19H01899
[Journal Article] Dark matter in minimal dimensional transmutation with multicritical-point principle2021
- Author(s)
  Hamada Yuta、Kawai Hikaru、Oda Kin-ya、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2021 Issue: 1 Pages: 1-31
- DOI
  10.1007/jhep01(2021)087
- NAID
  120006959189
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05322, KAKENHI-PROJECT-20K03970, KAKENHI-PROJECT-19K14714
[Journal Article] Probing extended Higgs sectors by the synergy between direct searches at the LHC and precision tests at future lepton colliders2021
- Author(s)
  Aiko Masashi、Kanemura Shinya、Kikuchi Mariko、Mawatari Kentarou、Sakurai Kodai、Yagyu Kei
- Journal Title
  
  Nuclear Physics B
  
  Volume: 966 Pages: 115375-115375
- DOI
  10.1016/j.nuclphysb.2021.115375
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03648, KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-20K14474, KAKENHI-PUBLICLY-20H05239, KAKENHI-PLANNED-16H06492, KAKENHI-PROJECT-20H00160
[Journal Article] Testing aligned CP-violating Higgs sector at future lepton colliders2021
- Author(s)
  Kanemura Shinya、Kubota Mitsunori、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2021 Issue: 4 Pages: 144-144
- DOI
  10.1007/jhep04(2021)144
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-20H00160
[Journal Article] Flavor dependent U(1) symmetric Zee model with a vector-like lepton2021
- Author(s)
  Matsui Toshinori、Nomura Takaaki、Yagyu Kei
- Journal Title
  
  Nuclear Physics B
  
  Volume: 971 Pages: 115523-115523
- DOI
  10.1016/j.nuclphysb.2021.115523
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Minimal scenario of criticality for electroweak scale, neutrino masses, dark matter, and inflation2021
- Author(s)
  Hamada Yuta、Kawai Hikaru、Kawana Kiyoharu、Oda Kin-ya、Yagyu Kei
- Journal Title
  
  The European Physical Journal C
  
  Volume: 81 Issue: 11 Pages: 962-979
- DOI
  10.1140/epjc/s10052-021-09735-z
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16K05322, KAKENHI-PROJECT-19H01899, KAKENHI-PROJECT-20K03970, KAKENHI-PROJECT-19K14714
[Journal Article] Radiative seesaw mechanism for charged leptons2021
- Author(s)
  Chiang Cheng-Wei、Yagyu Kei
- Journal Title
  
  Physical Review D
  
  Volume: 103 Issue: 11
- DOI
  10.1103/physrevd.103.l111302
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] CP-Violation in a composite 2-Higgs doublet model2021
- Author(s)
  De Curtis Stefania、Moretti Stefano、Nagai Ryo、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2021 Issue: 10 Pages: 1-25
- DOI
  10.1007/jhep10(2021)040
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14701, KAKENHI-PROJECT-21J01070, KAKENHI-PROJECT-19K14714
[Journal Article] Aligned CP-violating Higgs sector canceling the electric dipole moment2020
- Author(s)
  Kanemura Shinya、Kubota Mitsunori、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2020 Issue: 8 Pages: 1-1
- DOI
  10.1007/jhep08(2020)026
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19K14714, KAKENHI-PLANNED-16H06492, KAKENHI-PROJECT-20H00160
[Journal Article] An explanation for the muon and electron g ? 2 anomalies and dark matter2020
- Author(s)
  Chen Kai-Feng、Chiang Cheng-Wei、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2020 Issue: 9
- DOI
  10.1007/jhep09(2020)119
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Radiative generation of neutrino masses in a 3-3-1 type model2020
- Author(s)
  Das Arindam、Enomoto Kazuki、Kanemura Shinya、Yagyu Kei
- Journal Title
  
  Physical Review D
  
  Volume: 101 Issue: 9 Pages: 095007-095007
- DOI
  10.1103/physrevd.101.095007
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714, KAKENHI-PROJECT-18F18321, KAKENHI-PLANNED-16H06492, KAKENHI-PROJECT-20H00160
[Journal Article] H-COUP Version 2: a program for one-loop corrected Higgs boson decays in non-minimal Higgs sectors2019
- Author(s)
  Kanemura Shinya、Kikuchi Mariko、Mawatari Kentarou、Sakurai Kodai、Yagyu Kei
- Journal Title
  
  -
  
  Volume: -
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Zee model with flavor dependent global U(1) symmetry2019
- Author(s)
  Nomura Takaaki、Yagyu Kei
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2019 Issue: 10
- DOI
  10.1007/jhep10(2019)105
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Journal Article] Full next-to-leading-order calculations of Higgs boson decay rates in models with non-minimal scalar sectors2019
- Author(s)
  Kanemura Shinya、Kikuchi Mariko、Mawatari Kentarou、Sakurai Kodai、Yagyu Kei
- Journal Title
  
  Nuclear Physics B
  
  Volume: 949 Pages: 114791-114791
- DOI
  10.1016/j.nuclphysb.2019.114791
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K03648, KAKENHI-PROJECT-19K14714, KAKENHI-PUBLICLY-18H04587, KAKENHI-PROJECT-18J12866, KAKENHI-PLANNED-16H06492
[Presentation] Higgs to Higgs 崩壊による逆符号の湯川結合を伴うシナリオの検証2022
- Author(s)
  柳生慶
- Organizer
  日本物理学会秋季大会
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Composite 2HDMs and their CPV phenomena2021
- Author(s)
  柳生慶
- Organizer
  LHC Higgs WG3 Subgroup: Extended Higgs Sector
- Invited
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Dark Sector as Origin of Lepton Mass Hierarchy2021
- Author(s)
  柳生慶
- Organizer
  日本物理学第７６回会年次大会
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] H-COUP: Towards determination of the Higgs sector via radiative corrections and future precision measurements2021
- Author(s)
  柳生慶
- Organizer
  HPNP2021 Special Edition
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] LHC/ILC Synergy for Exploring Extended Higgs Sectors2020
- Author(s)
  柳生慶
- Organizer
  High Energy Frontier in Particle Physics: LHC and Future Collider
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] LHC/ILC Synergy for Exploring Extended Higgs Sectors2020
- Author(s)
  柳生慶
- Organizer
  Snowmass Energy Frontier
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] H-COUP Ver. 2 -Full NLO corrections of Higgs boson decays-2020
- Author(s)
  柳生慶
- Organizer
  28th Regular Meeting of New Higgs Working Group
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] LHCにおける付加的スカラー粒子の直接探索とILCでのヒッグス粒子の精密測定の相乗効果2020
- Author(s)
  柳生慶
- Organizer
  日本物理学会秋季大会
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] 輻射シーソー機構を伴う３-３-１ゲージ理論2020
- Author(s)
  Yagyu Kei
- Organizer
  日本物理学会第７５回年次大会
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Neutrino Physics and Beyond the SM2020
- Author(s)
  柳生慶
- Organizer
  Exchange program between Osaka U. and Shanghai Jiao Tong U.
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Zee Model with a Flavor Dependent Global U(1) Symmetry2019
- Author(s)
  Yagyu Kei
- Organizer
  7th RISE Collaboration Workshop: Non Minimal Higgs
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] SUSY VS Compositeness 2HDMs tell a story2019
- Author(s)
  Yagyu Kei
- Organizer
  Theory seminar at National Taiwan University
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Testing Composite Higgs Models at the Higgs Factory2019
- Author(s)
  Yagyu Kei
- Organizer
  International Workshop on Future Linear Colliders
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Zee Model with Flavor Dependent Global U(1) Symmetry2019
- Author(s)
  Yagyu Kei
- Organizer
  素粒子物理学の進展
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] A 2HDM from 331 Gauge Theories2019
- Author(s)
  Yagyu Kei
- Organizer
  1st Mediterranean Conference on Higgs Physics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Review of Higgs Physics2019
- Author(s)
  Yagyu Kei
- Organizer
  ILC夏の合宿
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Higgs Phenomenology: An introduction to beginning grad students2019
- Author(s)
  Yagyu Kei
- Organizer
  関西地域セミナー
- Invited
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] ３３１模型の有効理論と加速器実験による検証2019
- Author(s)
  Yagyu Kei
- Organizer
  日本物理学会秋季大会
- Data Source
  KAKENHI-PROJECT-19K14714
[Presentation] Strong dynamics as an origin of the light Higgs boson and BSM phenomena2019
- Author(s)
  Yagyu Kei
- Organizer
  Theory seminar at Osaka University
- Invited
- Data Source
  KAKENHI-PROJECT-19K14714

1. 川合光

# of Collaborated Projects: 0 results

# of Collaborated Products: 3 results
2. 兼村晋哉

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results
3. 馬渡健太郎

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results
4. 竹内道久

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

YAGYU Kei 柳生 慶

Yagyu Kei 柳生 慶

Research Projects

Research Products

Co-Researchers

Strong dynamics as an origin of the light Higgs boson and phenomena beyond the standard modelPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Exploring wrong sign scenarios in the Yukawa-Aligned 2HDM2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Next-to-leading order corrections to decays of the heavier CP-even Higgs boson in the two Higgs doublet model2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Implication of the W boson mass anomaly at CDF II in the Higgs triplet model with a mass difference2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] CP-violating 2HDMs emerging from 3-3-1 models2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Dark sector as origin of light lepton mass and its phenomenology2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Probing double-aligned two-Higgs-doublet models at the LHC2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Explanation of the W mass shift at CDF II in the extended Georgi-Machacek model2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Gravitational waves in models with multicritical-point principle2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Dark matter in minimal dimensional transmutation with multicritical-point principle2021

Author(s)

Journal Title

DOI

NAID

Data Source

[Journal Article] Probing extended Higgs sectors by the synergy between direct searches at the LHC and precision tests at future lepton colliders2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Testing aligned CP-violating Higgs sector at future lepton colliders2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Flavor dependent U(1) symmetric Zee model with a vector-like lepton2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Minimal scenario of criticality for electroweak scale, neutrino masses, dark matter, and inflation2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Radiative seesaw mechanism for charged leptons2021

Author(s)

Journal Title

YAGYU Kei 柳生慶

Yagyu Kei 柳生慶