activity
20122026
most citedBroadband spectroscopy of thermodynamic magnetization fluctuations through a ferromagnetic spin-reorientation transition

14 citations · 18 across the 13 of their papers we have counts for

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Showing 2024Show all

5 papers · 1 filter

quant-ph2024

Restoring Kibble-Zurek Scaling and Defect Freezing in Non-Hermitian Systems under Biorthogonal Framework

Menghua Deng, Wei Li, Kangyi Hu +1

Non-Hermitian physics provides an effective description of open and nonequilibrium systems and hosts many novel and intriguing phenomena such as exceptional points and non-Hermitia…

cond-mat.stat-mech2024

Unique and Universal scaling in dynamical quantum phase transitions

Xiang Zhang, Liangdong Hu, Fuxiang Li

Universality and scaling are fundamental concepts in equilibrium continuous phase transitions. Here, we unveil a unique and universal scaling behavior of the critical time in slowl…

cond-mat.stat-mech2024

Kibble-Zurek Behavior in the Boundary-obstructed Phase Transitions

Menghua Deng, Zhoujian Sun, Fuxiang Li

We study the nonadiabatic dynamics of a two-dimensional higher-order topological insulator when the system is slowly quenched across the boundary-obstructed phase transition, which…

quant-ph2024

Universal scaling of quantum state transport in one-dimensional topological chain under nonadiabatic dynamics

Lingzi Huang, Menghua Deng, Chen Sun +1

When a system is driven across a continuous phase transition, the density of topological defects demonstrates a power-law scaling behavior versus the quenching rate, as predicted b…

quant-ph2024★ 1 cited

Scaling of quantum Fisher information for quantum exceptional point sensors

Chun-Hui Liu, Fu Li, Shengwang Du +3

In recent years, significant progress has been made in utilizing the divergence of spectrum response rate at the exceptional point (EP) for sensing in classical systems, while the…