Generation of a single attosecond pulse by gaseous atoms in a conical plasmonic nanostructure using a radially polarized laser beam

F Salmeh, M Mohebbi - Optics & Laser Technology, 2024 - Elsevier
We propose a new theoretical method of producing a single attosecond pulse by high-order
harmonic generation in hydrogen gaseous atoms above the conical plasmonic …

Controlling the ionization and recombination rates of an electron in preexcited ions to generate an intense isolated sub-4-as pulse in a multicycle regime

M Mohebbi - Physical Review A, 2015 - APS
We present a numerical study of an isolated attosecond pulse generation in a preexcited
medium driven by a moderately intense multicycle laser pulse, which is synthesized by …

A strong single attosecond pulse generation from an atomic superposition state with chirped laser fields

M Mohebbi - Optik, 2014 - Elsevier
We numerically investigate the chirp-depending of supercontinuum generation with
preparing He+ ions in a coherent superposition of the states 1s and 2s. The results show …

High-order harmonic generation enhanced by coherent population return

A Chacón, MF Ciappina, AP Conde - The European Physical Journal D, 2015 - Springer
We present computations of high-order harmonic generation in atoms by using the coherent
population return technique. This approach consists in two steps: firstly, the active medium is …

Electron path control of high-order harmonic generation by a spatially inhomogeneous field

M Mohebbi, S Nazarpoor Malaei - Journal of Modern Optics, 2016 - Taylor & Francis
We theoretically investigate the control of high-order harmonics cut-off and as-pulse
generation by a chirped laser field using a metallic bow tie-shaped nanostructure. The …

Generation of isolated sub-40-attosecond pulse with a multicycle chirped laser and a static electric field

M Mohebbi - Applied Physics B, 2016 - Springer
We numerically investigate the high-order harmonic generation and isolated attosecond
pulse generation in a waveform that linearly produced by chirped laser pulse, chirp-free …

Isolated sub-30-attosecond pulse generation using a multicycle two-color chirped laser and a static electric field

GT Zhang - Chinese Physics B, 2014 - iopscience.iop.org
We present a theoretical investigation of high-order harmonic generation in a chirped two-
color laser field, which is synthesized by a 10-fs/800-nm fundamental chirped pulse and a …

[引用][C] Isolated sub-30-attosecond pulse generation using a multicycle two-color chirped laser and a static electric field

张刚台 - Chinese Physics B, 2014