Journal - Franklin Institute of the State of Pennsylvania (1826)
Franklin Institute, Philadelphia, Franklin Institute (Philadelphia, Pa.) · [Philadelphia : Franklin Institute] · leaf 201
er at f C. For alarge number of metals and alloys it has been found that only thesecond power of the temperature need be considered. The equa-tion then becomes, to a very good approximation, 192 Alpheus W. Smith. (J. F. I. Ez=zat + bt\ In such a case the rate of variation of the… … 0 100 400 600 800 1000Temp. d{ Hot Junction C function of the difference of temperature between the junctions.In some of the platinum-palladium alloys it has already beenseen to be independent of the temperature. The rate of variationof the thermoelectric powder with the temperature is In so far as…
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