%ALi, Yuhao%AWang, Xiao%ATang, Deqi%AWang, Xi%AWatanabe, Kenji%ATaniguchi, Takashi%AGamelin, Daniel%ACobden, David%AYankowitz, Matthew%AXu, Xiaodong%ALi, Jiangyu%BJournal Name: Advanced Materials; Journal Volume: 33; Journal Issue: 51 %D2021%I %JJournal Name: Advanced Materials; Journal Volume: 33; Journal Issue: 51 %K %MOSTI ID: 10314871 %PMedium: X %TUnraveling Strain Gradient Induced Electromechanical Coupling in Twisted Double Bilayer Graphene Moiré Superlattices %X %0Journal Article