Tiny particles make LED light more pleasing

(AP) -- Light-emitting diodes are prime candidates for replacing inefficient incandescent bulbs, but have a few things working against them. They can provide a pleasing warm light or they can be energy-efficient, but they haven't been able to be both at the same time.

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<p><a href="http://www.physorg.com/news160766041.html">Tiny particles make LED light more pleasing</a></p> <p>(AP) -- Light-emitting diodes are prime candidates for replacing inefficient incandescent bulbs, but have a few things working against them. They can provide a pleasing warm light or they can be energy-efficient, but they haven't been able to be both at the same time.</p>