3 papers
physics.optics2024
Broadband measurement of Feibelman's quantum surface response functions
Zeling Chen, Shu Yang, Zetao Xie +8
The Feibelman -parameter, a mesoscopic complement to the local bulk permittivity, describes quantum optical surface responses for interfaces, including nonlocality, spill-in and…
physics.optics2024
Synthetic gain for electron-beam spectroscopy
Yongliang Chen, Kebo Zeng, Zetao Xie +9
Electron-beam microscopy and spectroscopy featuring atomic-scale spatial resolution have become essential tools used daily in almost all branches of nanoscale science and technolog…
quant-ph2024
Maximal quantum interaction between free electrons and photons
Zetao Xie, Zeling Chen, Hao Li +6
The emerging field of free-electron quantum optics enables electron-photon entanglement and holds the potential for generating nontrivial photon states for quantum information proc…