supported by the Utah Agricultural Experiment Station,Utah State University,journal paper number 9260;the USDA-NIFA-SCRI award 2018-51181-28365(LAMP Project);the NASA-CUBES award number NNX17AJ31G,and the Department of Energy through the Energy Efficiency and Renewable Energy Buildings Technologies Office Lighting R&D Program under contract#DEFE0025912 at the National Energy Technology Laboratory on the Mission Execution and Strategic Analysis contract with KeyLogic.
Overview Light-emitting diodes(LEDs)have enabled a historic increase in the conversion of electric energy to photons,but this is approaching a physical limit.The theoretical maximum efficiency occurs when all input en...