Stacked phosphor coating technology for white LEDs with high colour temperature and high colour rendering index

Ge, P; Zhou, Z; Zhang, J; Wang, H

Wang, H (reprint author), South China Univ Technol, Sch Phys & Optoelect, Res Ctr Optoelect Guangdong Prov, Guangzhou 510640, Guangdong, Peoples R China.

LIGHTING RESEARCH & TECHNOLOGY, 2019; 51 (1): 147

Abstract

Existing white LEDs use a blue LED chip to stimulate phosphor powder to form white light. The surface coated with a phosphor layer directly affects th......

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