Import Geant4 11.3.0 source tree

source/physics_lists/constructors/decay/History

@@ -4,6 +4,12 @@ See `CONTRIBUTING.rst` for details of **required** info/format for each entry,
 which **must** added in reverse chronological order (newest at the top). It must **not**
 be used as a substitute for writing good git commit messages!
 
+## 2024-08-01 Alberto Ribon (phys-ctor-decay-V11-02-00)
+- G4UnknownDecayPhysics : extended to G4ChargedUnknownParticle.
+  ( This is part of ATLAS and LHCb request to assign automatically 
+    ionisation and multiple scattering processes to charged primary particles
+    with valid PDG code but not known to Geant4. )
+
 ## 2023-11-07 Alberto Ribon (phys-ctor-decay-V11-01-01)
 - G4RadioactiveDecayPhysics : replaced G4RadioactiveDecay with
   G4Radioactivation to be able to run in biasing mode (not only in

source/physics_lists/constructors/decay/src/G4UnknownDecayPhysics.cc

@@ -37,6 +37,7 @@
 
 #include "G4ProcessManager.hh"
 #include "G4UnknownParticle.hh"
+#include "G4ChargedUnknownParticle.hh"
 #include "G4UnknownDecay.hh"
 
 // factory
@@ -61,6 +62,7 @@ G4UnknownDecayPhysics::~G4UnknownDecayPhysics()
 void G4UnknownDecayPhysics::ConstructParticle()
 {
   G4UnknownParticle::UnknownParticleDefinition();
+  G4ChargedUnknownParticle::ChargedUnknownParticleDefinition();
 }
 
 void G4UnknownDecayPhysics::ConstructProcess()