Sell, Heinz G. Metals Development Section, Westinghouse Lamp Divisions, Bloomfield, New Jersey.
Walsh, Peter J. Department of Physics, Fairleigh Dickinson University, Teaneck, New Jersey.
- Energy distribution curves
- Blackbody radiation
- Kirchhoff's law
- Planck's radiation law
- Temperature determination
- Additional Readings
The energy radiated by solids, liquids, and gases as a result of their temperature. Such radiant energy is in the form of electromagnetic waves and covers the entire electromagnetic spectrum, extending from the radio-wave portion of the spectrum through the infrared, visible, ultraviolet, x-ray, and γ-ray portions. From most hot bodies on Earth this radiant energy lies largely in the infrared region. See also: Electromagnetic radiation; Infrared radiation
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