5(e^AT-i)-l(iX. 102 Bulletin of the Bureau of Standards Vol. 12 The above expression was evaluated mathematically, but sincethe function Rx is difficult to express in a form which permits asimple computation of R, the integration is better performedgraphically. Accordingly, curves were drawn of Rx… … >00 1000 1500 2000 2500 Temperature of BlacX Body Radiator °c 3000 3500 4000 Fig. 5.—Total reflection coefficient of gold 4500 manner are represented by Fig. 5. It is apparent from this curvethat for a variation in temperature of the black body up to about25000 C, the selective reflection of…
Thermometry, pyrometry and calorimetry · Heat flow, thermal and thermodynamic processes
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