Upcoming and planned experiments combining increasingly intense lasers and energetic
particle beams will access new regimes of nonlinear, relativistic, quantum effects. This …

The dynamics of charged particles in electromagnetic fields is an essential component of
understanding the most extreme environments in our Universe. In electromagnetic fields of …

Abstract This Conceptual Design Report describes LUXE (Laser Und XFEL Experiment), an
experimental campaign that aims to combine the high-quality and high-energy electron …

Accurate modeling is necessary to support precision experiments investigating strong-field
QED phenomena. This modeling is particularly challenging in the transition between the …

Abstract This Technical Design Report presents a detailed description of all aspects of the
LUXE (Laser Und XFEL Experiment), an experiment that will combine the high-quality and …

In a previous paper we showed how higher-order strong-field-QED processes in long laser
pulses can be approximated by multiplying sequences of'strong-field Mueller matrices'. We …

The petawatt (PW) laser facility of the Berkeley Lab Laser Accelerator (BELLA) Center has
recently commissioned its second laser pulse transport line. This new beamline can be …

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 …

High-power laser facilities give experimental access to fundamental strong-field quantum
electrodynamics processes. A key effect to be explored is the nonlinear Breit-Wheeler …

Fully polarized nonlinear Breit-Wheeler pair production from a beam of polarized seed
photons is investigated in pulsed plane wave backgrounds. The particle (electron and …