The Properties of Light

The ________ threshold is the lowest excitation level at which the laser's output is dominated by stimulated emission rather than by spontaneous emission.

One 1 2 3 4 5 6 7 8 9 10 11 12 13 14
Two 15 16 17 18 19 20
Three 21 22 23 24 25 26 27 28
Four 29 30 31 32 33 34 35
  
Physics
Chemistry
Organic Chemistry
Biology