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Zhurnal Tekhnicheskoi Fiziki, 2012 Volume 82, Issue 6, Pages 1–8 (Mi jtf8836)

This article is cited in 5 papers

Theoretical and Mathematical Physics

Construction of kernels of the nonlinear collision integral in the Boltzmann equation using laplace transformation

A. I. Endera, I. A. Enderb, Ë. À. Bakaleynikova, E. Yu. Flegontovaa

a Ioffe Institute, St. Petersburg
b Saint Petersburg State University

Abstract: It is shown that the relation between kernels $L_l(v,v_1)$ of the linear collision integral and kernels $G^l_{l,0}(v,v_1,v_2)$ of the nonlinear collision integral can be reduced to the Laplace transformation. Analytic expressions for nonlinear kernels $G^{+0}_{0,0}(v,v_1,v_2)$ and $G^{+1}_{1,0}(v,v_1,v_2)$ are determined for hard spheres and pseudo-Maxwellian molecules.

Received: 07.09.2011


 English version:
Technical Physics, 2012, 57:6, 735–742

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