supported by the Open Fund of the State Key Laboratory of High Field Laser Physics(Shanghai Institute of Optics and Fine Mechanics);the National Natural Science Foundation of China(No.61108012);the College Student′s Science and Technology Innovation Project of Zhejiang Province(No.2011R424015);the Science and Technology Project of Wenzhou City(No.S20110014)
We investigate the focus conditioning effects on molecular field-free alignment observed with high-order harmonic generation(HHG) from CO2 molecules.We also experimentally demonstrate that both the spectral shape and ...