autores Ribeiro, Ricardo M. Eda, Goki Zhao, W. Ribeiro, R.M. Zhao, Weijie Ribeiro, R. M. Toh, M. Carvalho, A. Minglin, Toh Carvalho, A. Kloc, C. Kloc, Christian A. H. Castro Neto Eda, G.
palavras-chave Few layer MoS2 Optical transitions Transition metal dichalcogenides WS2 WSe2 exciton indirect band gap photoluminescence spectroscopy strain thermal expansion