[[Image:Rudolf Clausius.jpg|right|thumb]]
'''Rudolf Clausius''' (1822–1888) was a German physicist and mathematician who discovered [[entropy]] in 1865 and named it. His paper in 1850 in thermodynamics was the first statement of the concept of the second law of thermodynamics. He also restated the Carnot cycle in a more rigorous manner.
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[[Category:Physicists]]
[[Category:Mathematicians]]