143 citations · 1.2k across the 35 of their papers we have counts for
18 papers · 1 filter
Nondipole effects on the double-slit interference in molecular ionization by xuv pulses
Kunlong Liu, Yibo Hu, Qingbin Zhang +1
The double-slit interference in single-photon ionization of the diatomic molecular ion is theoretically studied beyond the dipole approximation. Via simulating and…
Coulomb focusing in retrapped ionization with near-circularly polarized laser field
Xiang Huang, Qingbin Zhang, Shengliang Xu +4
The full three-dimensional photoelectron momentum distributions of argon are measured in intense near-circularly polarized laser fields. We observed that the transverse momentum di…
Photoelectron holographic interferometry to probe the longitudinal momentum offset at the tunnel exit
Min Li, Hui Xie, Wei Cao +10
Laser-induced electron tunneling underlies numerous emerging spectroscopic techniques to probe attosecond electron dynamics in atoms and molecules. The improvement of those techniq…
Attosecond probing of nuclear dynamics with trajectory-resolved high-harmonic spectroscopy
Pengfei Lan, Marc Ruhmann, Lixin He +8
We report attosecond-scale probing of the laser-induced dynamics in molecules. We apply the method of high-harmonic spectroscopy, where laser-driven recolliding electrons on variou…
Time-dependent population imaging for solid high harmonic generation
Xi Liu, Xiaosong Zhu, Pengfei Lan +4
We propose an intuitive method, called time-dependent population imaging (TDPI), to map the dynamical processes of high harmonic generation (HHG) in solids by solving the time-depe…
Helicity reversion in high harmonic generation driven by bichromatic counterrotating circularly polarized laser fields
Xiaofan Zhang, Liang Li, Xiaosong Zhu +4
We investigate the polarization properties of high harmonics generated with the bichromatic counterrotating circularly polarized (BCCP) laser fields by numerically solving time-dep…
The selection rules of high harmonic generation: the symmetries of molecules and laser fields
Xi Liu, Xiaosong Zhu, Liang Li +4
The selection rules of high harmonic generation (HHG) are investigated using three-dimensional time-dependent density functional theory (TDDFT). From the harmonic spectra obtained…
Frequency shift in high order harmonic generation from isotopic molecules
Lixin He, Pengfei Lan, Chunyang Zhai +5
We report the first experimental observation of frequency shift in high order harmonic generation (HHG) from isotopic molecules H2 and D2 . It is found that harmonics generated fro…
Quenching effect in below-threshold high harmonic generation
Xiaosong Zhu, Xi Liu, Pengfei Lan +4
We theoretically demonstrate the quenching effect in below-threshold high harmonic generation (HHG) by using the time-dependent density-functional theory (TDDFT) and solving the ti…
Selective enhancement of resonant multiphoton ionization with strong laser fields
Min Li, Peng Zhang, Siqiang Luo +4
High-resolution photoelectron momentum distributions of Xe atoms ionized by 800-nm linearly polarized laser fields have been traced at intensities from 1.1*1013 to 3.5*1013W/cm2 us…
Spectrally resolved spatiotemporal features of quantum paths in high-order harmonic generation
Lixin He, Pengfei Lan, Qingbin Zhang +4
We experimentally disentangle the contributions of different quantum paths in high-order harmonic generation (HHG) from the spectrally and spatially resolved harmonic spectra. By a…
Probing rotational wave-packet dynamics with the structural minimum in high-order harmonic spectra
Meiyan Qin, Xiaosong Zhu, Yang Li +3
We investigate the alignment-dependent high-order harmonic spectrum generated from nonadiabatically aligned molecules around the first half rotational revival. It is found that the…
Revisiting the tunnelling site of electrons in strong field enhanced ionization of molecules
Cheng Huang, Pengfei Lan, Yueming Zhou +3
We investigated electron emissions in strong field enhanced ionization of asymmetric diatomic molecules by quantum calculations. It is demonstrated that the widely-used intuitive p…
Revealing the role of electron correlation in sequential double ionization
Pengfei Lan, Yuming Zhou, Adrian N. Pfeiffer +3
The experimental observations of sequential double ionization (SDI) of Ar [A. N. Pfeiffer {\it et al.}, Nature Phys. {\bf 7}, 428 (2011)], such as the four-peak momentum distributi…
Molecular orbital tomography beyond the plane wave approximation
Yang Li, Xiaosong Zhu, Pengfei Lan +3
The use of plane wave approximation in molecular orbital tomography via high-order harmonic generation has been questioned since it was proposed, owing to the fact that it ignores…
Tomographic imaging of asymmetric molecular orbitals with a two-color multicycle laser field
Meiyan Qin, Xiaosong Zhu, Qingbin Zhang +1
We theoretically demonstrate a scheme for tomographic reconstruction of asymmetric molecular orbitals based on high-order harmonic generation with a two-color multicycle laser fiel…
Influence of large permanent dipoles on molecular orbital tomography
Xiaosong Zhu, Meiyan Qin, Qingbin Zhang +3
The influence of large permanent dipoles on molecular orbital tomography via high-order harmonic generation (HHG) is investigated in this work. It is found that, owing to the modif…
Role of the Coulomb potential on the ellipticity in atomic high-order harmonics generation
Xiaosong Zhu, Meiyan Qin, Qingbin Zhang +3
The role of the Coulomb potential on the generation of elliptically polarized high-order harmonics from atoms driven by elliptically polarized laser is investigated analytically. I…