3 papers
physics.optics2025
Topological quantum electrodynamics in synthetic non-Abelian gauge fields
Qinan Huang, Bengy T. T. Wong, Zehai Pang +3
Quantum electrodynamics (QED), a cornerstone framework that describes light-matter interactions rooted in Abelian symmetries, renders the harnessing of synthetic non-Abelian gauge…
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…
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…