Theoretical study of single attosecond pulse generation with a three-colour laser field Export

@article{citeulike:6075840, abstract = {We present a method of producing single attosecond pulses by using a few-cycle (5 fs) driving pulse with two additional weak control pulses. We discuss how single attosecond pulses produced from high-order harmonic generation processes in a synthesized three-colour laser field are similar to those processes in a much shorter single-colour laser field. Based on the high-order harmonic spectrum, classical ionizing and returning energy maps, time-frequency maps and time profiles of the attosecond pulses, the actions of the synthesized three-colour laser field are analogous to a 3 fs field although some differences still exist, and our method is proved to be a potential way to reduce the attosecond pulse duration from high-order harmonic generation with a currently available ultrafast laser source instead of a shorter pulse.}, author = {Lu, Rui-Feng and He, Hai-Xiang and Guo, Ya-Hui and Han, Ke-Li}, citeulike-article-id = {6075840}, citeulike-linkout-0 = {http://dx.doi.org/10.1088/0953-4075/42/22/225601}, doi = {10.1088/0953-4075/42/22/225601}, journal = {Journal of Physics B: Atomic, Molecular and Optical Physics}, keywords = {hhg, physics, pulse-shaping}, number = {22}, pages = {225601+}, posted-at = {2009-11-05 18:01:29}, priority = {2}, title = {Theoretical study of single attosecond pulse generation with a three-colour laser field}, url = {http://dx.doi.org/10.1088/0953-4075/42/22/225601}, volume = {42}, year = {2009} }

TY - JOUR ID - citeulike:6075840 L3 - citeulike-article-id:6075840 N2 - We present a method of producing single attosecond pulses by using a few-cycle (5 fs) driving pulse with two additional weak control pulses. We discuss how single attosecond pulses produced from high-order harmonic generation processes in a synthesized three-colour laser field are similar to those processes in a much shorter single-colour laser field. Based on the high-order harmonic spectrum, classical ionizing and returning energy maps, time-frequency maps and time profiles of the attosecond pulses, the actions of the synthesized three-colour laser field are analogous to a 3 fs field although some differences still exist, and our method is proved to be a potential way to reduce the attosecond pulse duration from high-order harmonic generation with a currently available ultrafast laser source instead of a shorter pulse. IS - 22 JF - Journal of Physics B: Atomic, Molecular and Optical Physics TI - Theoretical study of single attosecond pulse generation with a three-colour laser field VL - 42 SP - 225601 KW - hhg KW - physics KW - pulse-shaping AU - Lu, Rui-Feng AU - He, Hai-Xiang AU - Guo, Ya-Hui AU - Han, Ke-Li PY - 2009/// UR - http://dx.doi.org/10.1088/0953-4075/42/22/225601 ER -