Seoul Viosys begins production of rare-earth-free white light emitter

WICOP 3 targeted at AR glasses and AI datacoms applications Seoul Viosys begins mass production of rare-earth-free white light emitter, with chips as small as 10µm. For three decades, white LEDs have depended on rare-earth materials such as yttrium aluminium garnet (YAG) layered onto a blue LED chip (Figure 1).

Summary drawn from semiconductor-today.com's own description of the story.