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单词 Wien's displacement law
释义 Wien's displacement law
For a black body,
λmT =
constant, where
λm
is the wavelength corresponding to the maximum radiation of energy and T is the thermodynamic temperature of the body. Thus as the temperature rises the maximum of the spectral energy distribution curve is displaced towards the short-wavelength end of the spectrum. The law was stated by the German physicist Wilhelm Wien (1864–1928)
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