Electron Acceleration by a radially polarised cosh-Gaussian laser beam in vacuum |
Jitender Singh,Jyoti Rajput,Harjit Singh Ghotra,Niti Kant |
Figure 3. Electron-energy gain with the normalized time for different values of the laser-beam width ${r^{\prime} }_{0}$= 50, 70, 90, and 110 at ${a}_{0}=2.5$ and $b=0.5.$ |