The Interaction of Light With Matter
There are three types of possible interactions between a system of atoms and light that are of interest:
Read more about this topic: Population Inversion
Famous quotes containing the words interaction, light and/or matter:
“Those thoughts are truth which guide us to beneficial interaction with sensible particulars as they occur, whether they copy these in advance or not.”
—William James (1842–1910)
“To learn to read is to light a fire; every syllable that is spelled out is a spark.”
—Victor Hugo (1802–1885)
“It doesn’t matter whether you’re talking about bombs or the intelligence quotients of one race as against another ... if a man is a scientist, like me, he’ll always say “Publish and be damned.””
—Jacob Bronowski (1908–1974)