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Emergence of Hilbert Space Fragmentation in Ising Models with a Weak Transverse Field

Atsuki Yoshinaga 1,2*, Hideaki Hakoshima 2,3, Takashi Imoto 2,
Yuichiro Matsuzaki 2, and Ryusuke Hamazaki 4

PHYSICAL REVIEW LETTERS 129, 090602 (2022)

 

1 Department of Physics, The University of Tokyo, 5-1-5 Kashiwanoha, Kashiwa, Chiba 277-8574, Japan

2 Research Center for Emerging Computing Technologies, National institute of Advanced Industrial Science and Technology (AIST), Central2, 1-1-1 Umezono, Tsukuba, Ibaraki 305-8568, Japan

3 Center for Quantum Information and Quantum Biology, Osaka University, 1-2 Machikaneyama, Toyonaka 560-0043, Japan

4 Nonequilibrium Quantum Statistical Mechanics RIKEN Hakubi Research Team, RIKEN Cluster for Pioneering Research (CPR), RIKEN iTHEMS, Wako, Saitama 351-0198, Japan