Rohan Dhall, Kyle Seyler, Zhen Li,Darshana Wickramaratne, Mahesh R. Neupane, Ioannis Chatzakis, Ewa Kosmowska, Roger K. Lake, Xiaodong Xu, and Stephen Cronin

ABSTRACT: We report circularly polarized photoluminescence spectra taken from few layer MoS2 after treatment with a remotely generated oxygen plasma. Here, the oxygen plasma decouples the individual layers in MoS2 by perturbing the weak interlayer van der Waals forces without damaging the lattice structure.

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