Fig. 6From: High-Yield Preparation and Electrochemical Properties of Few-Layer MoS2 Nanosheets by Exfoliating Natural Molybdenite Powders Directly via a Coupled Ultrasonication-Milling ProcessX-ray photoelectron spectroscopy (XPS) of the FL-MoS2 nanosheets (1500–8000 r.p.m): a a survey scan, b Mo 3d, and c S 2pBack to article page