A theory of nonlinear response is developed for driving fields of arbitrary magnitude. Exact and usable expressions are provided for electrical and thermal mobility, and related transport coefficients, in terms of correlation functions of the system. A generalization into the nonlinear domain is provided of the Wiedemann-Franz law connecting electrical and thermal response and of the Einstein relation relating the diffusion constant and the mobility.
P. E. Parris et al., "Nonlinear Response Theory: Transport Coefficients for Driving Fields of Arbitrary Magnitude," Physical review. E, Statistical physics, plasmas, fluids, and related interdisciplinary topics, vol. 56, no. 5 SUPPL. A, pp. 5295-5305, American Physical Society (APS), Nov 1997.
The definitive version is available at https://doi.org/10.1103/PhysRevE.56.5295
International Standard Serial Number (ISSN)
Article - Journal
© 1997 American Physical Society (APS), All rights reserved.