AKIYAMA Shinichiro 秋山進一郎

Researcher Number	10963548
Other IDs
Affiliation (Current)	2026: 筑波大学, 計算科学研究センター, 助教
Affiliation (based on the past Project Information) *help	2023 – 2025: 筑波大学, 計算科学研究センター, 助教
Review Section/Research Field	Principal Investigator Transformative Research Areas, Section (II) / Basic Section 15010:Theoretical studies related to particle-, nuclear-, cosmic ray and astro-physics Except Principal Investigator Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
Keywords	Principal Investigator テンソル繰り込み群 / テンソルネットワーク / 非線型次元圧縮 / 機械学習 / 格子ゲージ理論 / 格子場の理論 / Grassmannテンソルネットワーク / 行列積分解 / 符号問題 / Silver Blaze現象 … More / Gross-Neveu模型 / Wilsonフェルミオン / フレーバー自由度 / 2カラーQCD / Admissibility condition / Luscher作用 / θ項 / ゲージ・Higgs模型 / Schwinger模型 / プリンシパル・カイラル模型 … More Except Principal Investigator ゲージ理論 / テンソルネットワーク法 / 計算物理 / 量子相転移 / 有限密度QCD / 格子ゲージ理論 / テンソル繰り込み群 / テンソルネットワーク Less

Development of tensor renormalization group utilizing machine learning and their applications to lattice gauge theoryPrincipal Investigator
- Principal Investigator
  
  秋山進一郎
- Project Period (FY)
  2025 – 2026
- Research Category
  
  Grant-in-Aid for Transformative Research Areas (A)
- Review Section
  
  Transformative Research Areas, Section (II)
- Research Institution
  University of Tsukuba
New development of computational particle physics with tensor network method
- Principal Investigator
  
  藏増嘉伸
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 15:Particle-, nuclear-, astro-physics, and related fields
- Research Institution
  University of Tsukuba
Development of tensor renormalization group for lattice field theories rich in internal degrees of freedomPrincipal Investigator
- Principal Investigator
  
  秋山進一郎
- Project Period (FY)
  2023 – 2027
- 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
  University of Tsukuba

All 2025 2024 2023

All Journal Article Presentation

[Journal Article] Grassmann tensor renormalization group approach to (1+1)-dimensional two-color lattice QCD at finite density2025
- Author(s)
  Pai Kwok Ho、Akiyama Shinichiro、Todo Synge
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2025 Issue: 3 Pages: 27-27
- DOI
  10.1007/jhep03(2025)027
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-24K00543, KAKENHI-PROJECT-23K13096
[Journal Article] Grassmann Tensor Renormalization Group for two-flavor massive Schwinger model with a theta term2025
- Author(s)
  Kanno Hayato、Akiyama Shinichiro、Murakami Kotaro、Takeda Shinji
- Journal Title
  
  Proceedings of Science
  
  Volume: LATTICE2024 Pages: 368-368
- DOI
  10.22323/1.466.0368
- Open Access
- Data Source
  KAKENHI-PROJECT-24H00214, KAKENHI-PROJECT-23K13096
[Journal Article] Two-color lattice QCD in (1 + 1) dimensions with Grassmann tensor renormalization group2025
- Author(s)
  Kwok Ho Pai、Akiyama Shinichiro、Todo Synge
- Journal Title
  
  41st International Symposium on Lattice Field Theory (LATTICE2024)
  
  Volume: 466 Pages: 364-364
- DOI
  10.22323/1.466.0364
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-24K00543, KAKENHI-PROJECT-23K13096
[Journal Article] Tensor renormalization group study of the two-dimensional lattice U(1) gauge-Higgs model with a topological $\theta$ term under L?scher's admissibility condition2025
- Author(s)
  Akiyama Shinichiro、Kuramashi Yoshinobu
- Journal Title
  
  Proceedings of Science
  
  Volume: LATTICE2024 Pages: 361-361
- DOI
  10.22323/1.466.0361
- Open Access
- Data Source
  KAKENHI-PROJECT-24H00214, KAKENHI-PROJECT-23K13096
[Journal Article] Tensor renormalization group study of (1 + 1)-dimensional U(1) gauge-Higgs model at θ = π with L?scher’s admissibility condition2024
- Author(s)
  Akiyama Shinichiro、Kuramashi Yoshinobu
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 09 Issue: 9 Pages: 086-086
- DOI
  10.1007/jhep09(2024)086
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-24H00214, KAKENHI-PROJECT-23K13096
[Journal Article] SU(2) principal chiral model with tensor renormalization group on a cubic lattice2024
- Author(s)
  Akiyama Shinichiro、Jha Raghav G.、Unmuth-Yockey Judah
- Journal Title
  
  Physical Review D
  
  Volume: 110 Issue: 3 Pages: 034519-034519
- DOI
  10.1103/physrevd.110.034519
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Journal Article] Tensor renormalization group for fermions2024
- Author(s)
  Akiyama Shinichiro、Meurice Yannick、Sakai Ryo
- Journal Title
  
  Journal of Physics: Condensed Matter
  
  Volume: 36 Issue: 34 Pages: 343002-343002
- DOI
  10.1088/1361-648x/ad4760
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Journal Article] Critical endpoint of (3+1)-dimensional finite density Z3 gauge-Higgs model with tensor renormalization group2023
- Author(s)
  Shinichiro Akiyama, Yoshinobu Kuramashi
- Journal Title
  
  Journal of High Energy Physics
  
  Volume: 2023 Issue: 10 Pages: 077-077
- DOI
  10.1007/jhep10(2023)077
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K13096
[Journal Article] Implementation of bond weighting method for the Grassmann tensor renormalization group2023
- Author(s)
  Shinichiro Akiyama
- Journal Title
  
  Proceedings of The 40th International Symposium on Lattice Field Theory
  
  Volume: PoS(LATTICE2023) Pages: 370-370
- DOI
  10.22323/1.453.0370
- Open Access
- Data Source
  KAKENHI-PROJECT-23K13096
[Journal Article] Tensor renormalization group study of 3D principal chiral model2023
- Author(s)
  Judah Unmuth-Yockey, Shinichiro Akiyama, Raghav G. Jha
- Journal Title
  
  Proceedings of The 40th International Symposium on Lattice Field Theory
  
  Volume: PoS(LATTICE2023) Pages: 355-355
- DOI
  10.22323/1.453.0355
- Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Journal Article] Matrix product decomposition for two- and three-flavor Wilson fermions: Benchmark results in the lattice Gross-Neveu model at finite density2023
- Author(s)
  Shinichiro Akiyama
- Journal Title
  
  Physical Review D
  
  Volume: 108 Issue: 3 Pages: 034514-034514
- DOI
  10.1103/physrevd.108.034514
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] 格子場の理論におけるテンソルネットワークと繰り込み群2025
- Author(s)
  秋山進一郎
- Organizer
  計算物理春の学校2025
- Invited
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor renormalization group study of (1 + 1)-dimensional U(1) gauge-Higgs model at θ = π with Luscher’s admissibility condition2025
- Author(s)
  秋山進一郎
- Organizer
  日本物理学会2025年春季大会
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor renormalization group study of (1 + 1)-dimensional U(1) gauge-Higgs model at θ = π with Luscher’s admissibility condition2025
- Author(s)
  秋山進一郎
- Organizer
  日本物理学会2025年春季大会
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] 格子場の理論におけるテンソルネットワークと繰り込み群2025
- Author(s)
  秋山進一郎
- Organizer
  計算物理春の学校2025
- Invited
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor renormalization group study of (1+1)-dimensional U(1) gauge-Higgs model at θ=π with Luscher's admissibility condition2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  KEK-THEORY Workshop 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor renormalization group study of (1+1)-dimensional U(1) gauge-Higgs model at θ=π with Luscher's admissibility condition2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  The 41st International Symposium on Lattice Field Theory (Lattice2024)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] 行列積分解を用いた多フレーバー格子フェルミオンのGrassmannテンソルネットワーク表現2024
- Author(s)
  秋山進一郎
- Organizer
  日本物理学会2024年春季大会
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor network toward the lattice QCD2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  Recent Progress in Many-Body Theories (RPMBT22)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor network toward the lattice QCD2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  Recent Progress in Many-Body Theories
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor network approach for lattice field theories in particle physics2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  2024 KISTI-CCS Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor network formulation of the three-dimensional SU(2) principal chiral model2024
- Author(s)
  Shinichiro Akiyama, Raghav G. Jha, Judah Unmuth-Yockey
- Organizer
  SQAI-NCTS Workshop on Tensor Network and Quantum Embedding
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor renormalization group study of (1+1)-dimensional U(1) gauge-Higgs model at θ=π with Luscher's admissibility condition2024
- Author(s)
  Shinichiro Akiyama*, Yoshinobu Kuramashi
- Organizer
  KEK-THEORY Workshop 2024
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor networks connecting quantum and classical computations2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  UT-RUB Joint Symposium "Cutting Edge Research For Smart Societies"
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor renormalization group study of (1+1)-dimensional U(1) gauge-Higgs model at θ=π with Luscher's admissibility condition2024
- Author(s)
  Shinichiro Akiyama*, Yoshinobu Kuramashi
- Organizer
  The 41st International Symposium on Lattice Field Theory
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] Tensor renormalization group study of (1+1)-dimensional U(1) gauge-Higgs model at θ=π with Luscher's admissibility condition2024
- Author(s)
  Shinichiro Akiyama, Yoshinobu Kuramashi*
- Organizer
  German Japanese Workshop 2024
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24H00214
[Presentation] テンソル繰り込み群による3次元SU(2)プリンシパル・カイラル模型の相転移解析2024
- Author(s)
  秋山進一郎
- Organizer
  日本物理学会第79回年次大会（2024年）
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor networks connecting quantum and classical computations2024
- Author(s)
  Shinichiro Akiyama
- Organizer
  UT-RUB Joint Symposium "Cutting Edge Research For Smart Societies"
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor renormalization group approach to the four-dimensional lattice gauge theories2023
- Author(s)
  Shinichiro Akiyama
- Organizer
  Quantum Information, Quantum Matter and Quantum Gravity (QIMG2023), 4th week: ExU-YITP Workshop on Condensed Matter Physics and Quantum Information
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Bond-weighting method for the Grassmann tensor renormalization group2023
- Author(s)
  Shinichiro Akiyama
- Organizer
  40th International Symposium on Lattice Field Theory
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor network approach toward (3+1)-dimensional lattice field theories2023
- Author(s)
  秋山進一郎
- Organizer
  Tensor Network 2023
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Critical endpoint of (3+1)-dimensional finite density Z3 gauge-Higgs model with tensor renormalization group2023
- Author(s)
  秋山進一郎
- Organizer
  宇宙史研究センター2023年度第1回構成員会議・成果報告
- Invited
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor renormalization group approach to higher-dimensional quantum fields on a lattice2023
- Author(s)
  Shinichiro Akiyama
- Organizer
  離散的手法による場と時空のダイナミクス 2023
- Invited
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] テンソル繰り込み群による(3+1)次元有限密度Z3ゲージ・Higgs模型の臨界終点の決定2023
- Author(s)
  秋山進一郎、藏増嘉伸
- Organizer
  日本物理学会第78回年次大会
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] 格子フェルミオン系に対するボンド重み付きテンソル繰り込み群2023
- Author(s)
  秋山進一郎
- Organizer
  熱場の量子論とその応用
- Data Source
  KAKENHI-PROJECT-23K13096
[Presentation] Tensor network method for lattice field theory2023
- Author(s)
  Shinichiro Akiyama
- Organizer
  2023 CCS-EPCC Workshop
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13096

1. 藏増嘉伸 (30280506)

# of Collaborated Projects: 1 results

# of Collaborated Products: 5 results
2. 武田真滋 (60577881)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
3. 藤堂眞治

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

AKIYAMA Shinichiro 秋山 進一郎

Research Projects

Research Products

Co-Researchers

Development of tensor renormalization group utilizing machine learning and their applications to lattice gauge theoryPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

New development of computational particle physics with tensor network method

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of tensor renormalization group for lattice field theories rich in internal degrees of freedomPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Grassmann tensor renormalization group approach to (1+1)-dimensional two-color lattice QCD at finite density2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Grassmann Tensor Renormalization Group for two-flavor massive Schwinger model with a theta term2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Two-color lattice QCD in (1 + 1) dimensions with Grassmann tensor renormalization group2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tensor renormalization group study of the two-dimensional lattice U(1) gauge-Higgs model with a topological $\theta$ term under L?scher's admissibility condition2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tensor renormalization group study of (1 + 1)-dimensional U(1) gauge-Higgs model at θ = π with L?scher’s admissibility condition2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] SU(2) principal chiral model with tensor renormalization group on a cubic lattice2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tensor renormalization group for fermions2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Critical endpoint of (3+1)-dimensional finite density Z3 gauge-Higgs model with tensor renormalization group2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Implementation of bond weighting method for the Grassmann tensor renormalization group2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tensor renormalization group study of 3D principal chiral model2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Matrix product decomposition for two- and three-flavor Wilson fermions: Benchmark results in the lattice Gross-Neveu model at finite density2023

Author(s)

Journal Title

DOI

Data Source

[Presentation] 格子場の理論におけるテンソルネットワークと繰り込み群2025

Author(s)

Organizer

AKIYAMA Shinichiro 秋山進一郎