Duff, A. Wilmer (Alexander Wilmer), b. 1864, ed, Guthe, Karl Eugen, 1866-1915, Hallock, William, 1857-1913, Lewis, E. Percival (Exum Percival), 1863-1925, Goodspeed, Arthur W. (Arthur Willis), b. 1860, Carman, Albert Pruden, b. 1861, McClung, Robert Kenning, 1874- · Philadelphia, P. Blakiston's Son & Co · leaf 450
he radiation ofcopper at a temperature of —2°. The depressions in the curvesare due to absorption by carbon dioxide and water vapor. Thegeneral character is the same for all solids, but differences in the EMISSION OF RADIANT ENERGY. 433 ordinates may arise from differences in the state o£ the… … 1377 °abi. 20,000 30.000 40,O0O Fig. 316. 50,000 length corresponding to the maximum ordinate of the energy curve,such that AmT= Constant (see §293-4). This constant variesslightly from 2814 at 621.2° to 2928 at 1646°, with a mean valueof 2879. The total energy emitted by an incandescent source is…
Physics
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