3 papers
cond-mat.stat-mech2025
Asymptotic Freedom and Finite-size Scaling of Two-dimensional Classical Heisenberg Model
Dingyun Yao, Chao Zhang, Z. Y. Xie +2
The classical Heisenberg model is one of the most fundamental models in statistical and condensed matter physics. Extensive theoretical and numerical studies suggest that, in two d…
cond-mat.stat-mech2024
The Nonclassical Regime of the Two-dimensional Long-range XY Model: a Comprehensive Monte Carlo Study
Dingyun Yao, Tianning Xiao, Chao Zhang +2
The two-dimensional (2D) XY model plays a crucial role in statistical and condensed matter physics. With the introduction of long-range interactions, the system exhibits a richer s…
cond-mat.quant-gas2024
Dipolar bosons in a twisted bilayer geometry
Chao Zhang, Zhijie Fan, Barbara Capogrosso-Sansone +1
In recent years, twisted bilayer systems such as bilayer graphene have attracted a great deal of attention as the twist angle introduces a degree of freedom which can be used to no…