Comment on LED's efficiency exceeds 100%parentComments−jarman14yVaguely like a heat pump - electrical energy stimulates conversion of thermal energy to light. So instead of using electricity to produce light and heat, LED uses electricity and heat to produce light.
Comments
Vaguely like a heat pump - electrical energy stimulates conversion of thermal energy to light. So instead of using electricity to produce light and heat, LED uses electricity and heat to produce light.