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Posted On 2026.3.2
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白川上級研究員がFugakuNEXTセミナーで講演を行いました
Posted On 2026.2.26
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Posted On 2026.2.20
研究概要
当研究チームでは、固体物質を中心とした量子多体系の性質をミクロレベルより明らかにする研究を行っています。
個々の粒子が多数集まってはじめて現れる集団量子現象の解明および予言を目指し、様々な数値計算手法を駆使して研究しています。
さらに、「富岳」の性能を最大限に発揮できる、量子系に対する数値シミュレーション手法の研究開発も行っています。
- 投稿中
- 発表論文
- Jun Doi, Tomonori Shirakawa, Yukio Kawashima, Seiji Yunoki, Hiroshi Horii, "GPU-Accelerated Selected Basis Diagonalization with Thrust for SQD-based Algorithms", arXiv:2601.16637 (2026)
- Kazuhiro Seki, Yuta Kikuchi, Tomoya Hayata, Seiji Yunoki, Dissipative ground-state preparation of a quantum spin chain on a trapped-ion quantum computer, arXiv:2601.08137
- Pilsun Yoo, Kyungmin Kim, Eyuel E. Elala, Shane McFarthing, Aidan Pellow, Johanna I. Fuks, Doo Hyung Kang, Pratanphorn Nakliang, Jaewan Kim, Himadri Pathak, Tomonori Shirakawa, Seiji Yunoki, June-Koo Kevin Rhee, "Extending the Handover-Iterative VQE to Challenging Strongly Correlated Systems: N2 and Fe-S Cluster", arXiv:2601.06935 (2025)
- Rong-Yang Sun, Tomonori Shirakawa, Hidehiko Kohshiro, D. N. Sheng, Seiji Yunoki, "Tensor Computing Interface: An Application-Oriented, Lightweight Interface for Portable High-Performance Tensor Network Applications", arXiv:2512.23917 (2025)
- Tomonori Shirakawa, Javier Robledo-Moreno, Toshinari Itoko, Vinay Tripathi, Kento Ueda, Yukio Kawashima, Lukas Broers, William Kirby, Himadri Pathak, Miwako Tsuji, Yuetsu Kodama, Mitsuhisa Sato, Constantinos Evangelinos, Seetharami Seelam, Robert Walkup, Seiji Yunoki, Mario Motta, Petar Jurcevic, Hiroshi Horii, Antonio Mezzacapo, “Closed-loop calculations of electronic structure on a quantum processor and a classical supercomputer at full scale”, arXiv:2511.00224 (2025)
- Sumal Chandra, Kazuya Shinjo, Shigetoshi Sota, Seiji Yunoki, Takami Tohyama, “Low-energy photoexcitation inside the Mott gap in doped Hubbard and t-J ladders”, Phys. Rev. B 113, 045127 (2026)
- Satoshi Ejima, Kazuhiro Seki, Benedikt Fauseweh, Seiji Yunoki, “Probabilistic imaginary-time evolution in state-vector-based and shot-based simulations and on quantum devices”, Phys. Rev. Research 7, 043182 (2025)
- Han Xu, Kazuhiro Seki, and Seiji Yunoki, “Preparing the Gutzwiller wave function for attractive SU(3) fermions on a quantum computer”, Phys. Rev. Research 7, 033290 (2025)
- Yuichi Otsuka, Kazuhiro Seki, and Seiji Yunoki, “Quantum conditional mutual information as a probe of measurement-induced entanglement phase transitions”, Phys. Rev. B 112, 054301 (2025)
- Javier Robledo-Moreno, Mario Motta, Holger Haas, Ali Javadi-Abhari, Petar Jurcevic, William Kirby, Simon Martiel, Kunal Sharma, Sandeep Sharma, Tomonori Shirakawa, Iskandar Sitdikov, Rong-Yang Sun, Kevin J. Sung, Maika Takita, Minh C. Tran, Seiji Yunoki, Antonio Mezzacapo, “Chemistry Beyond the Scale of Exact Diagonalization on a Quantum-Centric Supercomputer”, Science Advances 11, eadu9991 (2025).