Monday, January 11, 2016

Anomalous Raman scattering and lattice dynamics in mono- and few-layer WTe2

Nanoscale, 2016, Advance Article
DOI: 10.1039/C5NR06098B, Paper
Younghee Kim, Young In Jhon, June Park, Jae Hun Kim, Seok Lee, Young Min Jhon
The evolution of Raman spectrum of WTe2 from bulk to monolayer (left). Optical image of a WTe2 flake containing mono- to tri-layer regions and Raman intensity maps of the A13 and A14 modes (middle). Atomic visualization for the lattice vibration in the A17 mode that occurs in the direction of tungsten chains (right).
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