1822 – 1888
Rudolf Clausius was a 19th-century German physicist and mathematician, considered one of the central founders of thermodynamics. He formulated the second law of thermodynamics and introduced the concept of entropy, fundamentally shaping modern physics and influencing philosophical discussions about time, irreversibility, and the fate of the universe.
Formulated the second law of thermodynamics
Introduced and named the concept of entropy
Developed the kinetic theory of gases
Coined the principle that the entropy of the universe tends to a maximum
Reformulated Carnot's theorem in terms of thermodynamic principles