Timeline of thermodynamics, statistical mechanics, and random processes

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Timeline of thermodynamics, statistical mechanics, and random processes

• 1761 - Joseph Black discovers that ice absorbs heat without changing temperature when melting
• 1798 - Count Rumford (Benjamin Thompson) has the idea that heat is a form of energy
• 1822 - Joseph Fourier formally introduces the use of dimensions for physical quantities in his Theorie Analytique de la Chaleur
• 1824 - Sadi Carnot scientifically analyzes the efficiency of steam engines
• 1827 - Robert Brown discovers the Brownian motion of pollen and dye particles in water
• 1834 - ?ile Clapeyron presents a formulation of the second law of thermodynamics
• 1843 - James Joule experimentally finds the mechanical equivalent of heat
• 1848 - Lord Kelvin discovers the absolute zero point of temperature
• 1852 - James Joule and Lord Kelvin demonstrate that a rapidly expanding gas cools
• 1859 - James Clerk Maxwell discovers the distribution law of molecular velocities
• 1870 - Rudolph Clausius proves the scalar virial theorem
• 1872 - Ludwig Boltzmann states the Boltzmann equation for the temporal development of distribution functions in phase space
• 1874 - Lord Kelvin formally states the second law of thermodynamics
• 1876 - Josiah Gibbs begins a two-year-long series of papers which discusses phase equilibria, the free energy as the driving force behind chemical reactions, and chemical thermodynamics in general
• 1879 - Jožef Stefan observes that the total radiant flux from a blackbody is proportional to the fourth power of its temperature and states the Stefan-Boltzmann law
• 1884 - Ludwig Boltzmann derives the Stefan-Boltzmann blackbody radiant flux law from thermodynamic considerations
• 1888 - Henri-Louis Le Chatelier states that the response of a chemical system perturbed from equilbrium will be to counteract the perturbation
• 1893 - Wilhelm Wien discovers the displacement law for a blackbody's maximum specific intensity
• 1905 - Albert Einstein mathematically analyzes the Brownian motion
• 1906 - Walther Nernst presents a formulation of the third law of thermodynamics
• 1910 - Albert Einstein and Marian Smoluchowski find the Einstein-Smoluchowski formula for the attenuation coefficient due to density fluctuations in a gas
• 1916 - Sydney Chapman and David Enskog systematically develop a kinetic theory of gases
• 1919 - James Jeans discovers that the dynamical constants of motion determine the distribution function for a system of particles
• 1920 - Meghnad Saha states his ionization equation
• 1923 - Peter Debye and Erich Huckel publish a statistical treatment of the dissociation of electrolytes
• 1928 - J.B. Johnson discovers Johnson noise in a resistor
• 1928 - Harry Nyquist derives the fluctuation-dissipation relationship for a resistor to explain Johnson noise
• 1942 - J.L. Doob states his theorem on Gaussian-Markoff processes
• 1957 - A.S. Kompaneets derives his Compton scattering Fokker-Planck equation