Physical Review Letters
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Terahertz Surface Wave Compression for Low-Energy Electron Diffraction and Imaging
Author(s): Dace Su, Jiaqi Zheng, Lingbin Zheng, Xie He, Jianwei Ying, Peng Yuan, Günther H. Kassier, Dongfang Zhang, and Liejia Qian
Low-energy electrons, with their large scattering cross sections and exceptional sensitivity to electric fields, have attracted considerable attention for probing ultrafast surface structural and electronic dynamics, particularly through techniques such as low-energy electron diffraction and imaging… [Phys. Rev. Lett. 135, 155002] Published Thu Oct 09, 2025