0-9 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Energy in the form of electromagnetic waves. Note 1: Radiant energy may be calculated by integrating radiant power with respect to time. Note 2: Radiant energy is usually expressed in joules. (188)