2 papers
cond-mat.mtrl-sci2013
Lattice dynamics in mono- and few-layer sheets of WS2 and WSe2
Weijie Zhao, Zohreh Ghorannevis, Amara Kiran Kumar +6
Thickness is one of the fundamental parameters that define the electronic, optical, and thermal properties of two-dimensional (2D) crystals. Phonons in molybdenum disulfide (MoS2)…
cond-mat.mtrl-sci2012
Evolution of Electronic Structure in Atomically Thin Sheets of WS2 and WSe2
Weijie Zhao, Zohreh Ghorannevis, Leiqiang Chua +4
Geometrical confinement effect in exfoliated sheets of layered materials leads to significant evolution of energy dispersion with decreasing layer thickness. Molybdenum disulphide…