Fluid-like Surface Layer and Its Flow Characteristics in Glassy Nanotubes

Matthew C. Wingert, Soonshin Kwon, Shengqiang Cai +1

We observed strongly size-dependent viscoelasticity in amorphous SiO2 and Si nanotubes with shell thickness down to ~8 nm. A core-shell model shows that a ~1 nm thick fluid-like su…