The Boltzmann equation or Boltzmann transport equation (BTE) describes the statistical behaviour of a thermodynamic system not in a state of equilibrium;...
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The Poisson–Boltzmann equation describes the distribution of the electric potential in solution in the direction normal to a charged surface. This distribution...
27 KB (4,146 words) - 17:21, 19 November 2024
In statistical mechanics, Boltzmann's equation (also known as the Boltzmann–Planck equation) is a probability equation relating the entropy S {\displaystyle...
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Ludwig Eduard Boltzmann ForMemRS (/ˈbɒltsmən/, US also /ˈboʊl-, ˈbɔːl-/, Austrian German: [ˈluːdvɪɡ ˈbɔltsman]; 20 February 1844 – 5 September 1906) was...
48 KB (5,383 words) - 21:59, 18 November 2024
The Stefan–Boltzmann law, also known as Stefan's law, describes the intensity of the thermal radiation emitted by matter in terms of that matter's temperature...
38 KB (5,480 words) - 13:33, 25 September 2024
The Boltzmann constant (kB or k) is the proportionality factor that relates the average relative thermal energy of particles in a gas with the thermodynamic...
26 KB (2,924 words) - 01:31, 14 November 2024
H-theorem (redirect from Boltzmann H-theorem)
natural consequence of the kinetic equation derived by Boltzmann that has come to be known as Boltzmann's equation. The H-theorem has led to considerable...
32 KB (4,244 words) - 20:51, 2 July 2024
different interpretation of the lattice Boltzmann equation is that of a discrete-velocity Boltzmann equation. The numerical methods of solution of the...
45 KB (7,650 words) - 19:32, 21 October 2024
charge density follows a Boltzmann distribution, then the Poisson–Boltzmann equation results. The Poisson–Boltzmann equation plays a role in the development...
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Maxwell–Boltzmann distribution, or Maxwell(ian) distribution, is a particular probability distribution named after James Clerk Maxwell and Ludwig Boltzmann....
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de Saint-Venant Boltzmann equation Cauchy momentum equation Cauchy stress tensor Chapman–Enskog theory Churchill–Bernstein equation Coandă effect Computational...
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equations Boltzmann equation Convection–diffusion equation Klein–Kramers equation Kolmogorov backward equation Kolmogorov equation Langevin equation Master...
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The quantum Boltzmann equation, also known as the Uehling–Uhlenbeck equation, is the quantum mechanical modification of the Boltzmann equation, which gives...
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The Williams–Boltzmann equation, also known as the Williams spray equation is a kinetic equation modeling the statistical evolution of evaporating or...
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an alternative to the Boltzmann equation in the case of Coulomb interaction. When used with the Vlasov equation, the equation yields the time evolution...
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physical chemistry, the Arrhenius equation is a formula for the temperature dependence of reaction rates. The equation was proposed by Svante Arrhenius...
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In statistical mechanics, Maxwell–Boltzmann statistics describes the distribution of classical material particles over various energy states in thermal...
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Debye–Hückel theory (redirect from Debye–Hückel equation)
superposition principle. Nevertheless, the two equations can be combined to produce the Poisson–Boltzmann equation. ∇ 2 ψ j ( r ) = − 1 ϵ 0 ϵ r ∑ i { n i (...
42 KB (7,541 words) - 23:33, 11 August 2024
Ludwig Boltzmann, in the development of the atomistic backgrounds of the macroscopic transport processes, introduced the Boltzmann equation, which has...
56 KB (8,418 words) - 09:33, 21 November 2024
In statistical mechanics and mathematics, a Boltzmann distribution (also called Gibbs distribution) is a probability distribution or probability measure...
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is the Boltzmann constant. A simple derivation of the Boltzmann relation for the electrons can be obtained using the momentum fluid equation of the two-fluid...
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Chapman–Enskog theory (redirect from Chapman-Enskog equation)
theory provides a framework in which equations of hydrodynamics for a gas can be derived from the Boltzmann equation. The technique justifies the otherwise...
32 KB (4,882 words) - 22:01, 23 September 2024
First, Vlasov argues that the standard kinetic approach based on the Boltzmann equation has difficulties when applied to a description of the plasma with...
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parabolic partial differential equations, fluid mechanics, Boltzmann equations, and dispersive partial differential equations. A function u(x, y, z) of three...
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differential equations involved in statistical mechanics, specifically the Boltzmann equation, where, with Laurent Desvillettes, he was the first to prove how quickly...
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expressions for thermal conductivity starting from the Boltzmann equation. The Boltzmann equation, in turn, provides a statistical description of a dilute...
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which derives expressions for the viscosity of a dilute gas from the Boltzmann equation. Viscosity in gases arises principally from the molecular diffusion...
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Richard Arnold. The Collisionless Boltzmann equation, also called the Vlasov Equation is a special form of Liouville' equation and is given by: ∂ f ∂ t + v...
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operator) term refers to a collision operator used in the Boltzmann equation and in the lattice Boltzmann method, a computational fluid dynamics technique. It...
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Nonlinear system (redirect from Non-linear equation)
systems. Algebraic Riccati equation Ball and beam system Bellman equation for optimal policy Boltzmann equation Colebrook equation General relativity Ginzburg–Landau...
21 KB (2,597 words) - 16:51, 7 September 2024