2 papers
quant-ph2024
Scrambling Transition in Free Fermion Systems Induced by a Single Impurity
Qucheng Gao, Tianci Zhou, Pengfei Zhang +1
In quantum many-body systems, interactions play a crucial role in the emergence of information scrambling. When particles interact throughout the system, the entanglement between t…
quant-ph2024
Information Scrambling in Free Fermion Systems with a Sole Interaction
Qucheng Gao, Pengfei Zhang, Xiao Chen
It is well established that the presence of single impurity can have a substantial impact on the transport properties of quantum many-body systems at low temperature. In this work,…