The Dark Secret of LED lighting

[PSUAGRO.]

there would be white leds that could produce red by converting blue to red using phosphors more efficienctly than red leds directly.

come again ?.............a conversion being more efficient than direct ??

 

[mc130p]

mmmmmm....doping.....band gaps......

 

[AquariusPanta]

come again ?.............a conversion being more efficient than direct ??

Depends on who's producing the product, right?

 

[tenthirty]

http://en.wikipedia.org/wiki/Second_law_of_thermodynamics

That should be clear as mud