3 papers
quant-ph2024
Variational quantum compiling for three-qubit gates design in quantum dots
Yuanyang Zhou, Huaxin He, Fengtao Pang +3
Semiconductor quantum dots offer a promising platform for controlling spin qubits and realizing quantum logic gates, essential for scalable quantum computing. In this work, we util…
cond-mat.str-el2024
Low-lying excited states quantum entanglement and continuous quantum phase transitions: The criticality of a one-dimensional deconfined critical point
Yan-Chao Li, Yuan-Hang Zhou, Yuan Zhang +1
From the perspective of low-lying excited states, we study the deconfined quantum critical point (DQCP) in a one-dimensional quantum spin chain by means of the entanglement entropy…
quant-ph2024
Multipartite entanglement serves as a faithful detector for quantum phase transitions
Y. C. Li, Y. H. Zhou, Y. Zhang +2
We investigate quantum phase transitions in various spin chain systems using the multipartite entanglement measure based on the monogamy inequality of squared entanglemen…