activity
20122026
most citedMetrology with -symmetric cavities: Enhanced sensitivity near the -phase transition

445 citations · 2.6k across the 61 of their papers we have counts for

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Showing 2023Show all

5 papers · 1 filter

quant-ph2023

Nonreciprocal Generation of Schrödinger Cat State Induced by Topology

Zi-Hao Li, Li-Li Zheng, Ying Wu +1

The Schrödinger cat state produced differently in two directions is anticipated to be a critical quantum resource in quantum information technologies. By exploring the interplay be…

cond-mat.mes-hall2023★ 33 cited

Quantum-Squeezing-Induced Point-Gap Topology and Skin Effect

Liang-Liang Wan, Xin-You Lü

We theoretically predict the squeezing-induced point-gap topology together with a {\it symmetry-protected skin effect} in a one-dimensional (1D) quadratic-bosonic sy…

quant-ph2023★ 10 cited

Analytical approach to higher-order correlation functions in U(1) symmetric systems

Zhi-Guang Lu, Cheng Shang, Ying Wu +1

We derive a compact analytical solution of the th-order equal-time correlation functions by using scattering matrix ( matrix) under a weak coherent state input. Our solution…

quant-ph2023★ 6 cited

Superradiant phase transition induced by the indirect Rabi interaction

Wen Huang, Ying Wu, Xin-You Lü

We theoretically study the superradiant phase transition (SPT) in an indirect Rabi model, where both a two-level system and a single mode bosonic field couple to an auxiliary boson…

quant-ph2023★ 21 cited

Out-of-Time-Order Correlation as a Witness for Topological Phase Transitions

Qian Bin, Liang-Liang Wan, Franco Nori +2

We propose a physical witness for dynamically detecting topological phase transitions (TPTs) via an experimentally observable out-of-time-order correlation (OTOC). The distinguisha…