LED-based Extended White Light Source to Reduce the Heating Effect on YAG:Ce+3 Phosphor

Atul Kumar Dubey,Mayank Gupta,Virendra Kumar,Dalip Singh Mehta

LED-based Extended White Light Source to Reduce the Heating Effect on YAG:Ce+3 Phosphor

2018

Atul Kumar Dubey
Mayank Gupta
Virendra Kumar
Dalip Singh Mehta

We report an extended white light source containing a small cylindrical acrylic diffuser coated with YAG:Ce+3 phosphor and excited by blue LED. This design supports remote phosphor coating technique to prevent quenching of YAG:Ce+3.

Keywords:

Phosphor
Optics
Materials science
heating effect
Optoelectronics
white light

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