Thickness-Dependent Coherent Phonon Frequency in Ultrathin FeSe/SrTiO3 Films

Nano Letters

DOI: 10.1021/acs.nanolett.5b01274

Shuolong Yang, Jonathan A. Sobota, Dominik Leuenberger, Alexander F. Kemper, James J. Lee, Felix T. Schmitt, Wei Li, Rob G. Moore, Patrick S. Kirchmann and Zhi-Xun Shen
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