Current Crowding in a High-Efficiency Black Phosphorus Light-Emitting Diode Using a Reflective Back Contact

Julien Brodeur, Éloïse Rahier, Mathieu Chartray-Pronovost +3

We demonstrate a high-performance mid-infrared (MIR) light-emitting diode (LED) based on a black phosphorus (b-P)/n-MoS${}_2$ heterojunction. A gold back contact combined with a rhen…