Adding note on use of nuclide list and consequences for electron/positron interactions

pshriwise · pshriwise · commit 06d6e0234014 · 2026-05-27T21:56:20.000-05:00
diff --git a/docs/source/io_formats/settings.rst b/docs/source/io_formats/settings.rst
@@ -98,6 +98,11 @@ sub-elements:
     A list of strings representing the nuclide, to define specific
     define specific target nuclide collisions to be banked.
 
+    .. note::
+        Electron and positron collision-track events are not associated with a
+        specific nuclide. If a ``nuclides`` filter is specified, these events
+        do not match the filter and are omitted.
+
     *Default*: None
 
   :reactions:
