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-rw-r--r--Docs/source/running_cpp/parameters.rst5
1 files changed, 5 insertions, 0 deletions
diff --git a/Docs/source/running_cpp/parameters.rst b/Docs/source/running_cpp/parameters.rst
index 7805155ce..05e9808eb 100644
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+++ b/Docs/source/running_cpp/parameters.rst
@@ -277,6 +277,11 @@ Particle initialization
* ``particles.use_fdtd_nci_corr`` (`0` or `1`) optional (default `0`)
Whether to activate the FDTD Numerical Cherenkov Instability corrector.
+* ``particles.boundary_conditions`` (`string`) optional (default `none`)
+ Boundary conditions applied to particles. Options are:
+ * ``none``: the boundary conditions applied to particles is determined by ``geometry.is_periodic``.
+ * ``absorbing``: particles exiting the simulation domain are discarded.
+
* ``particles.rigid_injected_species`` (`strings`, separated by spaces)
List of species injected using the rigid injection method. The rigid injection
method is useful when injecting a relativistic particle beam, in boosted-frame