Fig. 6: Micro-LED “dead zone” model.
From: Advanced technologies in InGaN micro-LED fabrication to mitigate the sidewall effect

a Schematic diagram of micro-LED “dead zone,” measured EQE of (b) blue micro-LEDs and (c) green micro-LEDs and corresponding fitting curves according to the “dead zone” model. Reproduced with permission from ref. 56 © 2022, AIP Publishing