Nano-plasmonic-pump-probe effect on the intensity enhancement of attosecond pulse from hydrogen molecular ion

L Feng, Y Li, AY Feng - Laser Physics Letters, 2018 - iopscience.iop.org
An effective scheme to extend the harmonic cutoff and enhance the harmonic yield from ion
by using nano-plasmonic-pump-probe technology has been proposed. The essence of the …

Significantly enhanced conversion efficiency of high-order harmonic generation by introducing chirped laser pulses into scheme of spatially inhomogeneous field

JX Han, J Wang, Y Qiao, AH Liu, FM Guo, YJ Yang - Optics Express, 2019 - opg.optica.org
An effective scheme to enhance the yield of high-order harmonic generation originated from
spatially inhomogeneous field through the interaction between few-cycle chirped laser …

Electron‐Nuclear Dynamics in Molecular Harmonic Generation Driven by a Plasmonic Nonhomogeneous Field

LQ Feng, WL Li, H Liu - Annalen der Physik, 2017 - Wiley Online Library
Electron (z)‐nuclear (R) dynamics in the molecular high‐order harmonic generation (MHHG)
from H2+ driven by the plasmonic nonhomogeneous field, generated by the surface …

Enhanced THz radiation from spatially inhomogeneous fields

GR Jia, DX Zhao, SS Zhang, ZW Yue… - Chinese Physics …, 2023 - iopscience.iop.org
Nonlinear terahertz (THz) radiation from gas media usually relies on the asymmetric laser-
induced current produced by ultra-intense two-color laser fields with a specific phase delay …

Atomic even-harmonic generation due to symmetry-breaking effects induced by spatially inhomogeneous field

Y Guo, A Liu, J Wang, X Liu - Chinese Physics B, 2019 - iopscience.iop.org
We ab initio investigate the interaction between the hydrogen atom and the inhomogeneous
field which is induced by resonant plasmons within a metal nanostructure. Same as normal …

Enhancing THz radiation by optimizing the dimensioning of metallic nanostructures

GR Jia, SS Zhang, ZW Yue, CC Qin, P Song… - Optics …, 2024 - Elsevier
A scheme of nonlinear terahertz (THz) radiations from gas atoms in spatially
inhomogeneous fields induced by an intense monochromatic laser and an array of bow-tie …

Nuclear signature effect on spatial distribution of molecular harmonic in the presence of spatial inhomogeneous field

L Feng, W Li - Laser Physics, 2016 - iopscience.iop.org
Spatial distribution of the molecular harmonic spectra from+ H2 in the presence of
inhomogeneous field has been theoretically investigated. It shows that (i) the harmonic …

High-order harmonic emission in bowtie-shaped nanostructure with few-cycle spatially inhomogeneous laser fields when the atom is placed at different spatial …

XY Luo, T Wang, Q Wang, XS Liu - Laser Physics, 2016 - iopscience.iop.org
In this study, we investigate the harmonic spectra in the vicinity of the center of the
nanostructure gap when helium atom is placed at different spatial positions. We find that the …

Intensity enhancement of attosecond XUV pulse by using asymmetric inhomogeneous mid-infrared down-chirped field

L Feng, W Li, H Liu - International Journal of Modern Physics B, 2017 - World Scientific
Intensity enhancement of the attosecond pulse generation from the high-order harmonic
spectra has been theoretically investigated through solving the three-dimensional time …

[HTML][HTML] Comparison of high harmonic generation and attosecond pulse from 3D hydrogen atom in three kinds of inhomogeneous fields

H Zhong, J Guo, W Feng, PC Li, XS Liu - Physics Letters A, 2016 - Elsevier
The high harmonic generation (HHG) from 3D hydrogen (H) atom in three kinds of
inhomogeneous fields are investigated by solving the time-dependent Schrödinger equation …