From 49dc5f71ff48aa96d58197bdb69b815b39ba6d26 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Maxence=20Th=C3=A9venet?= Date: Thu, 19 Dec 2024 15:39:30 +0100 Subject: [PATCH] [mini] Add documentation for laser polarization input parameter (#1193) --- docs/source/run/parameters.rst | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/docs/source/run/parameters.rst b/docs/source/run/parameters.rst index 9693e91506..df01af4681 100644 --- a/docs/source/run/parameters.rst +++ b/docs/source/run/parameters.rst @@ -848,6 +848,11 @@ Parameters starting with ``lasers.`` apply to all laser pulses, parameters start The names of the laser pulses, separated by a space. To run without a laser, choose the name ``no_laser``. +* ``lasers.polarization`` (`linear` or `circular`) optional (default `linear`) + Polarization of the laser pulse. + The ponderomotive force is 2x larger in circular polarization than in linear polarization. + Note that the envelope of the vector potential stored in arrays is independent on the polarization, such that the energy is actually 2x higher in circular polarization than in linear polarization. + * ``lasers.use_phase`` (`bool`) optional (default `true`) Whether the phase terms (:math:`\theta` in Eq. (6) of [C. Benedetti et al. Plasma Phys. Control. Fusion 60.1: 014002 (2017)]) are computed and used in the laser envelope advance. Keeping the phase should be more accurate, but can cause numerical issues in the presence of strong depletion/frequency shift.