The SciencesOctober 1, 1954
Phosphors
Most absorb energy at invisible wavelengths and emit it as visible light. Recent work on the physics of luminescence is making possible the design of phosphors for specific purposes
Stories by J. S. Prener
Phosphors
Most absorb energy at invisible wavelengths and emit it as visible light. Recent work on the physics of luminescence is making possible the design of phosphors for specific purposes