Properties of the diffusion and drift kinetic coefficients in momentum space for a cold Fermi system
Sergiy V. Lukyanov
TL;DR
This paper derives and calculates the diffusion and drift coefficients in momentum space for a cold Fermi system, exploring their dependence on momentum for different excitation scenarios.
Contribution
It introduces new kinetic theory expressions for diffusion and drift coefficients specific to cold Fermi systems and analyzes their momentum dependence.
Findings
Derived explicit expressions for diffusion and drift coefficients.
Calculated their dependence on momentum for step distribution and particle-hole excitation.
Provided insights into kinetic behavior of cold Fermi systems.
Abstract
Using the methods of kinetic theory expressions for the diffusion and drift coefficients for a cold Fermi system are obtained. Their dependences on the momentum are calculated for the step distribution function as well as in the case of excitation of a particle-hole pair.
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Taxonomy
TopicsOptical properties and cooling technologies in crystalline materials · Cold Atom Physics and Bose-Einstein Condensates · High-Energy Particle Collisions Research