Ueda Hiroshi

ウエダヒロシ | Ueda Hiroshi

Affiliation and department：
Job title： Associate Professor
Homepage URL (2)： http://qiqb.osaka-u.ac.jp/ , http://www.researcherid.com/rid/F-2997-2013

Research field (2)： Mathematical physics and basic theory , Magnetism, superconductivity, and strongly correlated systems

Research keywords (13)： Computational Physics , Development of Numerical Method , Variational Method , Tensor Network , Quantum Phase Transition , Numerical Calculation , Matrix Product State , 数値計算 , 行列積状態 , 密度行列繰り込み群 , 量子スピン系 , Density Matrix Renormalization Group , Quantum Spin Chain

Research theme for competitive and other funds (13)：

2024 - 2030 テンソルネットワークの媒介する量子・古典融合(in Japanese)
2021 - 2026 The Natural Laws of Extreme Universe -- A New Paradigm for Spacetime and Matter from Quantum Information
2021 - 2026 Quantum many-body systems and tensor networks from quantum information perspectives
2022 - 2025 Study of Magneto-Optical Phenomena in Topological Magnets due to Magneto-Electric Effects
2021 - 2025 Quantum-classical hybrid quantum computing for quantum many-body systems

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Papers (41)：

Tomonori Shirakawa, Hiroshi Ueda, Seiji Yunoki. Automatic quantum circuit encoding of a given arbitrary quantum state. Physical Review Research. 2024. 6. 4. 043008 [26 pages]
Ryo Watanabe, Hiroshi Ueda. Automatic Structural Search of Tensor Network States including Entanglement Renormalization. Phys. Rev. Research. 2024. 6. 3. 033259 [11 pages]
Akimoto Nakayama, Hayata Morisaki, Kosuke Mitarai, Hiroshi Ueda, Keisuke Fujii. Explicit quantum surrogates for quantum kernel models. arXiv:2408.03000 [13 pages]. 2024
Tsubasa Ichikawa, Hideaki Hakoshima, Koji Inui, Kosuke Ito, Ryo Matsuda, Kosuke Mitarai, Koichi Miyamoto, Wataru Mizukami, Kaoru Mizuta, Toshio Mori, et al. Current numbers of qubits and their uses. Nature Reviews Physics. 2024. 6. 345-347
Ryo Watanabe, Keisuke Fujii, Hiroshi Ueda. Variational quantum eigensolver with embedded entanglement using a tensor-network ansatz. Phys. Rev. Research. 2024. 6. 2. 023009 [16 pages]

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MISC (41)：

H. Ueda, K. Okunishi. Entanglement structure of quantum many-body states and optimal tree tensor network. Extreme Universe News Letter. 2023. 02. 31-31
Hiroshi Ueda. テンソルネットワークと数値計算-省計算資源による大規模計算から超並列計算技術まで(in Japanese). 数理科学(in Japanese). 2022. 60. 2. 58-64
Ueda Hiroshi, Otsuka Yuichi, Nakata Maho. Variational method using matrix product unitary state. Meeting Abstracts of the Physical Society of Japan. 2020. 75.1. 2673-2673
Ueda Hiroshi, Okunishi Kouichi, Harada Kenji, Krcmar Roman, Gendiar Andrej, Yunoki Seiji, Nishino Tomotoshi. Finite-m scaling of corner transfer matrix renormalization group for BKT transition. Meeting Abstracts of the Physical Society of Japan. 2019. 74.1. 2669-2669
Okunishi Kouichi, Ueda Hiroshi, NIshino Tomotoshi. Entanglement partitioning and mutual-information-entropy-optimization principle for TTN. Meeting Abstracts of the Physical Society of Japan. 2019. 74.2. 2339-2339

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Lectures and oral presentations (149)：

Formulation of Quantum Circuit Optimization Technique Based on Density Matrix Renormalization Group
(Workshop on Quantum software, middleware, and controller for near-term quantum computing systems 2024)
Automatic structural search of tensor network states including entanglement renormalization
(22nd International Conference on Recent Progress in Many-Body Theories (RPMBT22) 2024)
Performance evaluation of tree-tensor network algorithm with optimization of network structure
(The physical Society of Japan 2024 Annual Meeting 2024)
Development of a Quantum Circuit Optimization Method Inspired by Density Matrix Renormalization Group
(The physical Society of Japan 2024 Annual Meeting 2024)
Pseudo entanglement entropy across quantum phase transition: Matrix product state approach
(The physical Society of Japan 2024 Annual Meeting 2024)

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Works (15)：

Quantum spin solver near saturation: QS<sup>3</sup>
Hiroshi Ueda, Tokuro Shimokawa 2021 -
PowerPoint用カウントアップタイマー
上田宏 2020 -
基底の並べ替えによる対称行列のブロック対角化(Fortran90)
上田宏 2019 -
Total Sz conserved DMRG (Infinite-size algorithm, Fortran90, OpenMP Ver.)
Hiroshi Ueda 2019 -
iTEBD(Spin-S zigzag chain)(Fortran90, OpenMP Ver.)
Hiroshi Ueda 2019 -

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Education (4)：

2009 - 2011 Osaka University Graduate School of Engineering Science Division of Frontier Materials Science, Doctor's Course
2007 - 2009 Osaka University Graduate School of Engineering Science Division of Frontier Materials Science, Master's Course
2005 - 2007 Osaka University School of Engineering Science Division of Materials Physics
2000 - 2005 Osaka Prefectural College of Technology Division of Electronics and Information Science

Professional career (2)：

Ph.D. (Osaka University)
M.Eng. (Osaka University)

Work history (21)：

2022/04 - 現在 Osaka University Center for Quantum Information and Quantum Biology Associate Professor
2020/07 - 2023/03 Japan Society for the Promotion of Science Excellent Young Researchers Candidate
2019/10 - 2023/03 Japan Science and Technology Agency (JST) PREST Researcher
2021/04 - 2022/03 Osaka University Center for Quantum Information and Quantum Biology Specially Appointed Associate Professor
2020/12 - 2021/03 Osaka University Center for Quantum Information and Quantum Biology, Institute for Open and Transdisciplinary Research Initiatives (OTRI) Specially Appointed Associate Professor

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Committee career (2)：

2020/04 - 2021/03 JSPS Organizing committee(Division 11)
2017/04 - 2019/03 理研男女共同参画推進委員会神戸部会委員

Awards (8)：

2024/03 - Journal of the Physical Society of Japan 2023 Highly Cited Article Developments inthe Tensor Network -- from Statistical Mechanics to Quantum Entanglement
2020/04 - American Physical Society PRB Editors' Suggestion "Emergent spin-1 Haldane gap and ferroelectricity in a frustrated spin-1/2 ladder", Phys. Rev. B 101, 140408(R) (2020)
2010/06 - 独立行政法人日本学生支援機構特に優れた業績による奨学金返還免除(半額)
2009/06 - 独立行政法人日本学生支援機構特に優れた業績による奨学金返還免除(全額)
2009/03 - Graduate School of Engineering Science, Osaka University 得居奨励賞 Analysis of Quantum Phase Transition of Low-dimensional Antiferromagnetic Quantum Spin Systems Using Density Matrix Renormalization Group

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Association Membership(s) (1)：

The Physical Society of Japan

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