question: What are near-ultraviolet LEDs coated with to create white LED ?
answer: copper and aluminium-doped zinc sulfide ( ZnS : Cu , Al )
turker_answer: Near-ultraviolet LEDs are coated with copper and aluminium-doped zinc sulfide ( ZnS : Cu , Al ) to create white LED .
rule-based: Near-ultraviolet LEDs are coated with copper and aluminium-doped zinc sulfide ( ZnS : Cu , Al to create white LED .