Tag: Rewritable

A tiny cube of transparent glass holds these 3D designs that are revealed when exposed to specific lasers. Credit: Adapted from ACS Energy Letters 2025, DOI: 10.1021/acsenergylett.5c00024 Researchers have developed a new type of photochromic glass that can store and rewrite data indefinitely. By embedding manganese and terbium, they’ve created a material that changes colors