Distinguishing Optical and Acoustic Phonon Temperatures and Their Energy Coupling Factor under Photon Excitation in nm 2D Materials
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DOI: 10.1002/advs.202000097
Abstract: Abstract Under photon excitation, 2D materials experience cascading energy transfer from electrons to optical phonons (OPs) and acoustic phonons (APs). Despite few modeling works, it remains a longâhistory open problem to distinguish the OP and… read more here.
Keywords: excitation materials; photon excitation; energy; coupling factor ... See more keywords