Figure 2
From: Electrically and Optically Readable Light Emitting Memories

(a) Schematics of light-emitting memory (LEM). The inset shows the photograph of the LEM. (b) Photoluminescence (PL) spectrum of p-GaN at room temperature.
From: Electrically and Optically Readable Light Emitting Memories
(a) Schematics of light-emitting memory (LEM). The inset shows the photograph of the LEM. (b) Photoluminescence (PL) spectrum of p-GaN at room temperature.