Sentences with phrase «ideal blackbody»
A sphere with a hole in it is «close» to an ideal blackbody.
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So you think that black sphere inside a series of glass spheres (with vacuum between them) would result in a temperature several times higher than an ideal blackbody in the same conditions?
Over this is superimposed a set of smooth curves of ideal blackbody radiation, labeled with temperatures.
I'm going to do that by assuming calculating the W / m2 for an two ideal Blackbodies (that are radiating 1K different temperature) over all wavelengths to get the delta for the entire spectrum.
An emissivity 1 is only for ideal blackbodies and, as you have accepted, blackbodies don't exist in real nature, consequently, the emissivity of the Earth CAN NOT be the emissivity of a black body.
Not exact matches
«If an ideal thermally conductive blackbody was the same distance from the Sun as the Earth is, it would have a temperature of about 5.3 °C.»
And the rest: «If an ideal thermally conductive blackbody was the same distance from the Sun as the Earth is, it would have a temperature of about 5.3 °C.