| thermoluminescence |
A trapped-charge, radiation-damage technique for dating archaeological objects. Energy produced by natural radiation in soil becomes stored in nearby objects. The amount of stored energy is a function of the background radiation level (which can be measured) and time. ...
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| thermogram |
The record of a thermograph.
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| thermoscope |
An instrument that measures temperature changes, in contrast with a thermometer, which measures the absolute temperature. Middleton, WEK, 1969: Invention of the Meteorological Instruments, Johns Hopkins Press, Baltimore, p. 44.
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| thermodynamics |
A collection of ideas and axioms, leading to differential equations specifying rates of change, that describes our experience with processes that involve fluxes of heat and changes in energy content. Thermodynamics introduces a new concept
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| thermograph |
A self-recording thermometer. The thermometric element is most commonly either a bimetal strip or a Bourdon tube filled with a liquid. In the first case the bimetal element has the form of a helical coil with one end rigidly fastened to the instrument and the other to the recording pen. ...
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