Preprint (出版前)

Boson Clustering and Low-Density Properties at High Temperatures
Xin-Hai Tong, Tomotaka Kuwahara, Zongping Gong
arXiv:2411.10759

arXiv.org

Boson Clustering and Low-Density Properties at High Temperatures In statistical and quantum many-body physics, the correlation function is a fundamental quantity, especially for lattice models described by local Hamiltonians….

Entanglement area law in interacting bosons: from Bose-Hubbard, φ4, and beyond
Donghoon Kim, Tomotaka Kuwahara
arXiv:2411.02157

arXiv.org

Entanglement area law in interacting bosons: from Bose-Hubbard, $ϕ$4, and beyond The entanglement area law is a universal principle that characterizes the information structure in quantum many-body systems and serves as the foundation for mo…

Quantum complexity and generalized area law in fully connected models
Donghoon Kim, Tomotaka Kuwahara
arXiv:2411.02140

arXiv.org

Quantum complexity and generalized area law in fully connected models The area law for entanglement entropy fundamentally reflects the complexity of quantum many-body systems, demonstrating ground states of local Hamiltonians to b…

Efficient Simulation of 1D Long-Range Interacting Systems at Any Temperature
Rakesh Achutha, Donghoon Kim, Yusuke Kimura, Tomotaka Kuwahara
arXiv preprint arXiv:2409.02819

arXiv.org

Efficient Simulation of 1D Long-Range Interacting Systems at Any Temperature We introduce a method that ensures efficient computation of one-dimensional quantum systems with long-range interactions across all temperatures. Our algorithm …

Clustering of conditional mutual information and quantum Markov structure at arbitrary temperatures
Tomotaka Kuwahara
arXiv:2407.05835

Clustering of conditional mutual information and quantum Markov structure at arbitrary temperatures

Enhanced Lieb-Robinson bounds for a class of Bose-Hubbard type Hamiltonians
Tomotaka Kuwahara, Marius Lemm
arXiv:2405.04672

Enhanced Lieb-Robinson bounds for a class of Bose-Hubbard type Hamiltonians

Topological Quantum Batteries
Zhi-Guang Lu, Guoqing Tian, Xin-You Lü, Cheng Shang
arXiv:2405.03675

Topological Quantum Batteries

Clustering theorem in 1D long-range interacting systems at arbitrary temperatures
Yusuke Kimura, Tomotaka Kuwahara
arXiv:2403.11431

Clustering theorem in 1D long-range interacting systems at arbitrary temperatures

Viscosity of quark-gluon plasma and gravitons Bose-Einstein condensate
Yusuke Kimura
arXiv:2401.16436

Viscosity of quark-gluon plasma and gravitons Bose-Einstein condensate