black-body radiation

Gustav Kirchhoff and the Fundamentals of Electrical Circuits

Gustav Kirchhoff and the Fundamentals of Electrical Circuits

On March 12, 1824, German physicist Gustav Robert Kirchhoff was born. He is best known for his contribution to the fundamental understanding of electrical circuits, spectroscopy, and the emission of black-body radiation by heated objects. Education and Academic Career Gustav Robert Kirchhoff was born in Königsberg, East Prussia, to his father Friedrich Kirchhoff, a law councillor in Königsberg with a strong sense of duty to the Prussian state, and his mother Johanna…
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Josef Stefan’s Work in Thermodynamics

Josef Stefan’s Work in Thermodynamics

On March 24, 1835, Carinthian Slovene physicist, mathematician, and poet Josef Stefan was born. Stefan is best known for originating Stefan’s law in 1879, a physical power law stating that the total radiation from a black body is proportional to the fourth power of its thermodynamic temperature T. As long as you are not a physicist specialized in black body radiation, you probably have never heard of Josef Stefan. For me as a computer…
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