Electron Acceleration by a radially polarised cosh-Gaussian laser beam in vacuum |
Jitender Singh,Jyoti Rajput,Harjit Singh Ghotra,Niti Kant |
Figure 4. Variation of the decentering parameter b with the normalized incident laser-beam intensity a0 for a fixed value of the energy gained by electrons (4.237 GeV) and ${r^{\prime} }_{0}=70.$ |