178 citations · 1.1k across the 73 of their papers we have counts for
8 papers · 1 filter
An efficient computation of geometric entanglement for two-dimensional quantum lattice systems
Hong-Lei Wang, Qian-Qian Shi, Sheng-Hao Li +1
The geometric entanglement per lattice site, as a holistic measure of the multipartite entanglement, serves as a universal marker to detect quantum phase transitions in quantum man…
Bifurcation in ground-state fidelity for a one-dimensional spin model with competing two-spin and three-spin interactions
Hong-Lei Wang, Yan-Wei Dai, Bing-Quan Hu +1
A one-dimensional quantum spin model with the competing two-spin and three-spin interactions is investigated in the context of a tensor network algorithm based on the infinite matr…
Geometric entanglement from matrix product state representations
Bing-Quan Hu, Xi-Jing Liu, Jin-Hua Liu +1
An efficient scheme to compute the geometric entanglement per lattice site for quantum many-body systems on a periodic finite-size chain is proposed in the context of a tensor netw…
Ground-state fidelity and quantum criticality in a two-leg ladder with cyclic four-spin exchange
Sheng-Hao Li, Qian-Qian Shi, Jin-Hua Liu +1
We investigate a two-leg Heisenberg spin ladder with cyclic four-spin exchange by exploiting a newly-developed tensor network algorithm. The algorithm allows to efficiently compute…
Tensor network states for quantum spin ladders
Sheng-Hao Li, Yao-Heng Su, Yan-Wei Dai +1
We have developed an efficient tensor network algorithm for spin ladders, which generates ground-state wave functions for infinite-size quantum spin ladders. The algorithm is able…
Ground-state fidelity and tensor network states for quantum spin tubes
Ai-Min Chen, Qian-Qian Shi, Jin-Hua Liu +1
An efficient algorithm is developed for quantum spin tubes in the context of the tensor network representations. It allows to efficiently compute the ground-state fidelity per latt…