Nanoscale mapping of excitonic processes in single-layer MoS2 using tip-enhanced photoluminescence microscopy

• Published in: Nanoscale Vol. 8; no. 20; p. 10564
• Main Authors: Su, Weitao, Kumar, Naresh, Mignuzzi, Sandro, Crain, Jason, Roy, Debdulal
• Format: Journal Article
• Language: English
• Published: England 19.05.2016

In two-dimensional (2D) semiconductors, photoluminescence originating from recombination processes involving neutral electron-hole pairs (excitons) and charged complexes (trions) is strongly affected by the localized charge transfer due to inhomogeneous interactions with the local environment and su...