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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Calculation of high-order harmonic generation of atoms and molecules by combining time series prediction and neural networks
时间序列预测 神经网络计算 原子分子 高阶谐波生成
2023/5/9
High-order harmonic generation (HHG) from the interaction of ultra-intense laser pulses with atoms is an important tabletop short-wave coherent light source. Accurate quantum simulations of it present...
Tracing the structure of asymmetric molecules from high-order harmonic generation
Tracing the structure asymmetric molecules high-order harmonic generation
2014/5/28
We investigate high-order harmonic generation (HHG) from asymmetric molecules exposed to intense laser fields. We show that the emissions of odd and even harmonics depend differently on the orientatio...
Tracing the structure of asymmetric molecules from high-order harmonic generation
asymmetric molecules high-order harmonic generation
2014/5/28
We investigate high-order harmonic generation (HHG) from asymmetric molecules exposed to intense laser fields. We show that the emissions of odd and even harmonics depend differently on the orientatio...
Molecular imaging using high-order harmonic generation and above-threshold ionization
above-threshold high-order harmonic
2011/9/1
Accurate molecular imaging via high-order harmonic generation relies on comparing the harmonic emission from a molecule and an adequate reference system. However, an ideal reference atom with the same...
Characteristics of High-order Harmonic Generation in Carbon Dioxide Gas Jet
High-order harmonic generation Alignment, Molecule Laser intensity
2009/6/1
Angular characteristics of high-order harmonic generation from aligned CO2 molecules have been investigated. The modulation inversion of harmonic yield with respect to molecular alignment can be alter...
Angular Dependence of High-order Harmonic Generation from Nonadiabatically Aligned Molecules
High order harmonic generation Molecular alignment Femtosecond laser pulse
2009/6/1
We measured the dependence of high-order harmonic generation (HHG) on the angle α between polarization directions of high-intensity femtosecond laser pulses in the pump and probe experiment. The exper...