 ... been the first to suggest a fundamentally sound way to eliminate uncertainties as to the true temperature of the radiating material being investigated. This he accomplished by means of a narrow wedge opening formed by folding on itself a sheet of...  The Astrophysical Journal - Page 891911Full view - About this book
 | American Institute of Mining, Metallurgical, and Petroleum Engineers - 1920 - 784 pages
...opening formed by folding on itself a sheet of the material being studied. Regarding this he says: The device to be described promises to be of some...black body being defined, as usual, by the conditions, o = absorptive power = 1; it will have, of course, the maximum possible emissive power at any temperature.... | |
 | American Institute of Mining, Metallurgical, and Petroleum Engineers - 1920 - 724 pages
...opening formed by folding on itself a sheet of the material being studied. Regarding this he says: The device to be described promises to be of some...Kirchhoff black-body conditions — a black body being denned, as usual, by the conditions, a = absorptive power = 1; it will have, of course, the maximum... | |
 | American Institute of Mining, Metallurgical, and Petroleum Engineers - 1920 - 724 pages
...opening formed by folding on itself a sheet of the material being studied. Regarding this he says: The device to be described promises to be of some value because it enable* one with a calibrated optical pyrometer to determine the true temperature of a radiating surface.... | |
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