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Keywords: total internal reflection
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Journal Articles
Publisher: ASME
Article Type: Research Papers
J. Electron. Packag. March 2011, 133(1): 011009.
Published Online: March 10, 2011
... increases, while the luminous efficiency increases up to a level and then drops after a certain value of the phosphor ratio for both types of packages. Due to the totally internal reflection (TIR) at the encapsulant-air interface, the FT package shows a 10 ∼ 11 % power (in mW) reduction compared...