Transmission in Graphene through Tilted Barrier in Laser Field
Sign Up to like & getrecommendations! Published in 2022 at "Annalen der Physik"
DOI: 10.1002/andp.202200630
Abstract: The transmission of Dirac fermions in graphene through a tilted barrier potential in the presence of a laser field of frequency ω is studied. By using Floquet theory, the Dirac equation is solved and then… read more here.
Keywords: laser field; tilted barrier; graphene tilted; transmission ... See more keywords
Thermodynamic Properties and Optical Absorption of Polaron in Monolayer Graphene Under Laser Field
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Low Temperature Physics"
DOI: 10.1007/s10909-021-02586-8
Abstract: In this work, we use the variational method to investigate thermal properties and optical absorption of polaron in monolayer graphene under laser field. We have shown that the energies and the optical absorption of the… read more here.
Keywords: laser field; system; laser; optical absorption ... See more keywords
Molecules in a bicircular strong laser field
Sign Up to like & getrecommendations! Published in 2018 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-018-1480-6
Abstract: Strong-field ionization of nonlinear planar triatomic molecules by a bicircular laser field is analyzed within the improved molecular strong-field approximation. Our calculations include additional interaction between the liberated electrons and atomic or ionic centers of… read more here.
Keywords: laser field; omega omega; field; bicircular strong ... See more keywords
Near-circularly polarized isolated attosecond pulse generation from coherent superposition state by a circularly polarized laser field
Sign Up to like & getrecommendations! Published in 2019 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-019-1888-7
Abstract: We theoretically investigate high-order harmonic generation (HHG) from a coherent superposition state of hydrogen atom in a circularly polarized (CP) laser field. The results show that, driven by the CP field, HHG from the coherent… read more here.
Keywords: field; coherent superposition; circularly polarized; superposition state ... See more keywords
Dehydrogenation involved Coulomb explosion of molecular C 2 H 4 FBr in an intense laser field
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Physics Letters"
DOI: 10.1016/j.cplett.2018.02.063
Abstract: Abstract The dissociative double ionization (DDI) of molecular 1-fluo-2-bromoethane (FBE) in an intense laser field has been investigated by dc-slice imaging technology. The DDI channels involved with dehydrogenation are revealed and it’s believed both the… read more here.
Keywords: laser; laser field; dehydrogenation involved; involved coulomb ... See more keywords
Optical properties of a GaAs quantum well with new type of hyperbolic confinement potential: Effect of structure parameters and intense laser field
Sign Up to like & getrecommendations! Published in 2021 at "Optics Communications"
DOI: 10.1016/j.optcom.2021.127266
Abstract: Abstract In this present study, we have investigated theoretically the effect of structure parameters ( η and κ ) and high-frequency intense laser field (ILF) on the linear and nonlinear optical properties of a GaAs… read more here.
Keywords: intense laser; structure parameters; optical properties; structure ... See more keywords
Linear and nonlinear optical absorption coefficients and refractive index changes of zigzag quantum wells affected by terahertz laser field
Sign Up to like & getrecommendations! Published in 2021 at "Thin Solid Films"
DOI: 10.1016/j.tsf.2021.138813
Abstract: Abstract This study introduces the influence of terahertz laser field on optical absorption coefficients (OACs) and refractive index changes (RICs) related to the quantum wells with zigzag confinement potential. The energy levels and wave functions… read more here.
Keywords: laser field; quantum wells; terahertz laser;
Gamma-ray emission from wakefield-accelerated electrons wiggling in a laser field
Sign Up to like & getrecommendations! Published in 2019 at "Scientific Reports"
DOI: 10.1038/s41598-019-38777-3
Abstract: Ultra-fast synchrotron radiation emission can arise from the transverse betatron motion of an electron in a laser plasma wakefield, and the radiation spectral peak is limited to tens of keV. Here, we present a new… read more here.
Keywords: laser; laser field; electrons wiggling; accelerated electrons ... See more keywords
Third-harmonic generation in optical breakdown of a monatomic gas by an intense laser field
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
DOI: 10.1063/1.4986108
Abstract: The theory of third-harmonic generation in optical gas breakdown by a high power laser field is developed. The theory treats third-harmonic generation in the presence of a self-generated quasi-static magnetic field. The distribution function of… read more here.
Keywords: third harmonic; laser field; field; harmonic generation ... See more keywords
Generating attosecond pulses with high ellipticity by use of He atoms
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Modern Optics"
DOI: 10.1080/09500340.2019.1632949
Abstract: ABSTRACT To control the polarization of attosecond pulse trains (APTs), the most widely used way is to adjust the intensity ratio between the two components in a bicircular laser field. Here we demonstrate another effective… read more here.
Keywords: field; generating attosecond; attosecond pulses; laser field ... See more keywords
Spontaneous emission from the atom stabilized by a strong high-frequency laser field
Sign Up to like & getrecommendations! Published in 2017 at "Laser Physics"
DOI: 10.1088/1555-6611/aa7f9f
Abstract: The spontaneous emission of a quantum system driven by a high-intensity, high-frequency classical laser field is analyzed. The study is based on the accurate consideration of the quantum system interacting with vacuum-quantized field modes in… read more here.
Keywords: field; spontaneous emission; high frequency; laser field ... See more keywords