Quantum kinetic theory of plasmas

G Brodin, J Zamanian - Reviews of Modern Plasma Physics, 2022 - Springer
As is well known, for plasmas of high density and modest temperature, the classical kinetic
theory needs to be extended. Such extensions can be based on the Schrödinger …

Sauter-Schwinger effect for colliding laser pulses

C Kohlfürst, N Ahmadiniaz, J Oertel, R Schützhold - Physical Review Letters, 2022 - APS
Via a combination of analytical and numerical methods, we study electron-positron pair
creation by the electromagnetic field A (t, r)=[f (ct-x)+ f (ct+ x)] ey of two colliding laser pulses …

Plasma dynamics at the Schwinger limit and beyond

G Brodin, H Al-Naseri, J Zamanian, G Torgrimsson… - Physical Review E, 2023 - APS
Strong field physics close to or above the Schwinger limit are typically studied with vacuum
as initial condition or by considering test particle dynamics. However, with a plasma present …

Particle-pair creation by high-harmonic laser fields

JT Mendonça - Physica Scripta, 2023 - iopscience.iop.org
We consider the dynamical pair-creation by intense electric fields in vacuum, based on exact
solutions of the Dirac equation using the temporal Klein process. This approach gives a …

Applicability of the Klein-Gordon equation for pair production in vacuum and plasma

H Al-Naseri, G Brodin - Physical Review E, 2023 - APS
In this paper, a phase-space description of electron-positron pair creation will be applied,
based on a Wigner transformation of the Klein-Gordon equation. The resulting theory is …

[HTML][HTML] Enhanced vacuum pair production by combination of two spatially separated electric fields

MA Bake - Results in Physics, 2024 - Elsevier
The effective enhancement of the pair production rate using a subcritical electromagnetic
field is an active area of interest in quantum electrodynamics. Enhanced pair production was …

Vortex Structures and Momentum Sharing in Dynamic Sauter-Schwinger Process

A Bechler, FC Vélez, K Krajewska… - ar** of high-frequency plasma oscillation
H Al-Naseri, G Brodin - Physics of Plasmas, 2022 - pubs.aip.org
We have studied the linear dispersion relation for Langmuir waves in plasmas of very high
density, based on the Dirac–Heisenberg–Wigner formalism. The vacuum contribution to the …

Scattering matrix approach to dynamical Sauter-Schwinger process: Spin-and helicity-resolved momentum distributions

MM Majczak, K Krajewska, JZ Kamiński… - arxiv preprint arxiv …, 2024 - arxiv.org
Dynamical Sauter-Schwinger mechanism of electron-positron pair creation by a time-
dependent electric field pulses is considered using the $ S $-matrix approach and reduction …

Time domain optimization of pair production during vacuum breakdown triggered by frequency chirped external fields

C Gong, X Lu, D Shang, Z Ren, S Li - Physica Scripta, 2024 - iopscience.iop.org
The electron–positron pair creation process during the Dirac vacuum breakdown triggered
by strong external fields is analyzed. A frequency chirped, subcritical force field can …