Cree Inc. of Durham, N.C., has announced that Alfred University of New York has joined the Cree LED University program, an international community of universities working to accelerate the adoption of energy-efficient LED lighting across its campuses. The university has installed more than 175 Cree LED lights and 18 LEDDynamics EverLED TR fluorescent tube replacements throughout “Ann’s House,” its newest residence hall.
- The emission of light or other electromagnetic radiation of longer wavelengths by a substance as a result of the absorption of some other radiation of shorter wavelengths, provided the emission continues only as long as the stimulus producing it is maintained. In other words, fluorescence is the luminescence that persists for less than about 10-8 s after excitation.
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