3 papers
cond-mat.str-el2025
Numerical renormalization group integrated Hamiltonian truncation: Toward generic deformation of integrable lattice models
Xiaodong He, Xiao Wang, Jianda Wu
We present a hybrid lattice Hamiltonian truncation method that integrates the numerical renormalization group (NRG) with a truncated lattice integrable spectrum. The technique is t…
cond-mat.str-el2025
Berry connection and quantum geometry in time-dependent systems with instantaneous quantum integrable field theory
Xiao Wang, Xiaodong He, Jianda Wu
We study many-body quantum geometric effects in time-dependent system with emergent quantum integrable field theory instantaneously. We establish a theorem stating that the Berry c…
cond-mat.str-el2025
Spin dynamics and dark particle in a weak-coupled quantum Ising ladder with spectrum
Yunjing Gao, Xiao Wang, Ning Xi +3
Emergent Ising integrability is anticipated in a quantum Ising ladder composed of two weakly-coupled critical transverse field Ising chains. The system is remarkable for incl…