Dynamically-enhanced strain in atomically thin resonators

Here, the authors use Raman spectroscopy on circular graphene drums to demonstrate dynamical softening of optical phonons induced by the macroscopic flexural motion of graphene, and find evidence that the strain in graphene is enhanced under non-linear driving.

Bibliographic Details
Main Authors: Xin Zhang, Kevin Makles, Léo Colombier, Dominik Metten, Hicham Majjad, Pierre Verlot, Stéphane Berciaud
Format: Article
Language:English
Published: Nature Publishing Group 2020-11-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-020-19261-3

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