When the temperature of a radiating black body increases, the wavelength corresponding to maximum energy decreases in such a way that the product of the absolute temperature and wavelength is constant.
w is known as Wien's displacement constant. (Giambattista, A., Richardson, R., Richardson, R. C., and Richardson, B., College Physics, 3rd. ed., Giambattista, A, Richardson, R. and Richardson, B., McGraw-Hill Companies, New York, 2009; Saleh, B. E. A., and Teich, M. C., Fundamentals of Photonics, John Wiley and Sons, New York, 1991)
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Gooch, J.W. (2011). Wien's Displacement Law. In: Gooch, J.W. (eds) Encyclopedic Dictionary of Polymers. Springer, New York, NY. https://doi.org/10.1007/978-1-4419-6247-8_12840
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