Project supported by the National Natural Science Foundation of China (Grant Nos 10374116, 10390160 and 60478047) and the National Hi-tech ICF Programme.
The main characteristics of the third harmonic emission generated by femtosecond laser pulses propagating in air are investigated by numerically solving the coupled nonlinear Schrodinger equations. Strong third harmon...
Project supported by the National Natural Science Foundation of China (Grant Nos 10374116 and 60321003) and the National High Technology Inertial Confinement Fusion Foundation of China.
Compared with direct ablation, confined ablation provides an effective way to obtain a large target momentum and a high coupling coefficient. By using a transparent glass layer to cover the target surface, the couplin...