Relativistic electron scattering from freely movable proton/ μ + in the presence of strong laser field
Wang Ningyue1, Jiao Liguang2, Liu Aihua1, 3, †
       

The cross section of scattering versus the field intensity at θ = 90 ° and ϕ = 0 ° . The solid line is the laser-free case, and the dashed line is the dependence on different laser intensities. The photon energy ω = 1.17 eV .