Scattering of Light by Light in Plasmas
ResearchPosted on rand.org 1964Published in: The Physical Review, v. 135, no. 4A, Aug. 1964, p. A995-A1002
ResearchPosted on rand.org 1964Published in: The Physical Review, v. 135, no. 4A, Aug. 1964, p. A995-A1002
A quantum-mechanical calculation of the scattering rate of light by light in the polarizable medium of a plasma is carried out. It is shown that if the frequency 𝜔0 of the incident light is much greater than the electron plasma frequency 𝜔p, the 𝑝𝐴2 term in the nonrelativistic Hamiltonian coupling the radiation to matter dominates the j.A interaction, provided the frequency shifts 𝛥𝜔 satisfy 𝛥𝜔≪𝜔0.
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