Classical molecular dynamic simulations and modeling of inverse bremsstrahlung heating in low Z weakly coupled plasmas

R Devriendt, O Poujade - Physics of Plasmas, 2022 - pubs.aip.org
Classical molecular-dynamics simulations (CMDS) have been conducted to investigate one
of the main mechanisms responsible for absorption of radiation by matter, namely …

Singularity in the electron-core potential as a gateway to accurate multielectron ionization spectra in strongly driven atoms

A Emmanouilidou, MB Peters, GP Katsoulis - Physical Review A, 2023 - APS
We demonstrate a general three-dimensional semiclassical model as a powerful technique
for the study of correlated multielectron escape in atoms driven by infrared laser pulses at …

Collisional absorption of the optical vortex beam in plasma

D Nobahar, K Hajisharifi, H Mehdian - Optics & Laser Technology, 2019 - Elsevier
In the present paper, the inverse bremsstrahlung absorption of vortex laser beam (VLB)
propagating in a collisional plasma is investigated. For this purpose, the Maxwell and the …

Nondipole electron momentum offset as a probe of correlated three-electron ionization in strongly driven atoms

GP Katsoulis, MB Peters, A Emmanouilidou - Physical Review A, 2023 - APS
We employ a recently developed three-dimensional semiclassical model to identify
nondipole effects in triple ionization of Ne driven by infrared laser pulses at intensities where …

Quantum versus semi-classical signatures of correlated triple ionization in Dalitz plots

DK Efimov, GP Katsoulis, T Rozpętkowski… - arXiv preprint arXiv …, 2024 - arxiv.org
We investigate correlated three-electron escape in Ne when driven by an intense, infrared
laser field. We do so by employing a reduced-dimensionality quantum-mechanical model …

Modeling and experimental analysis of energy attenuation and partitioning during laser based direct energy deposition

Z Liu, X Wang, T Wuest, H Zhang - Procedia Manufacturing, 2020 - Elsevier
Energy attenuation and partitioning are important phenomena during laser-material
interaction in laser based direct energy deposition (DED). They have immediate impact on …

Laser-induced non-thermal processes

A Naghilou, O Armbruster, W Kautek - Handbook of Laser Micro-and Nano …, 2020 - Springer
This chapter focuses on the processes after the laser excitation and before the heat
dissipation from the excited electron gas to the lattice by electron-phonon coupling. During …

Intense VUV–xenon-cluster interaction revisited

R Pandit, N Bigaouette, VR Becker, J Thurston… - Physical Review A, 2019 - APS
During the inaugural experiment at FLASH, the first vacuum ultraviolet (VUV) free-electron
laser facility, Wabnitz et al.[Nature 420, 482 (2002) NATUAS 0028-0836 …

[HTML][HTML] Comparison of the effect of soft-core potentials and Coulombic potentials on bremsstrahlung during laser matter interaction

RR Pandit, VR Becker, K Barrington, J Thurston… - Physics of …, 2018 - pubs.aip.org
An intense, short laser pulse incident on rare-gas clusters can produce nano-plasmas
containing energetic electrons. As these electrons undergo scattering, from both phonons …

Effects of a soft-core coulomb potential on the dynamics of a hydrogen atom near a metal surface

M Iñarrea, V Lanchares, JF Palacián, AI Pascual… - … in Nonlinear Science …, 2019 - Elsevier
The goal of this paper is to investigate the effects that the replacement of the Coulomb
potential by a soft-core Coulomb potential produces in the classical dynamics of a perturbed …