Import Geant4 11.0.0.beta source tree

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+//
+// ********************************************************************
+// * License and Disclaimer                                           *
+// *                                                                  *
+// * The  Geant4 software  is  copyright of the Copyright Holders  of *
+// * the Geant4 Collaboration.  It is provided  under  the terms  and *
+// * conditions of the Geant4 Software License,  included in the file *
+// * LICENSE and available at  http://cern.ch/geant4/license .  These *
+// * include a list of copyright holders.                             *
+// *                                                                  *
+// * Neither the authors of this software system, nor their employing *
+// * institutes,nor the agencies providing financial support for this *
+// * work  make  any representation or  warranty, express or implied, *
+// * regarding  this  software system or assume any liability for its *
+// * use.  Please see the license in the file  LICENSE  and URL above *
+// * for the full disclaimer and the limitation of liability.         *
+// *                                                                  *
+// * This  code  implementation is the result of  the  scientific and *
+// * technical work of the GEANT4 collaboration.                      *
+// * By using,  copying,  modifying or  distributing the software (or *
+// * any work based  on the software)  you  agree  to acknowledge its *
+// * use  in  resulting  scientific  publications,  and indicate your *
+// * acceptance of all terms of the Geant4 Software license.          *
+// ********************************************************************
+//
+//
+// Geant4 header G4NuclearRadii
+//
+// Author V.Ivanchenko 27.05.2019
+//
+// Collection of parameterisations of nuclear radii selected from 
+// different classes in cross section and model sub-libraries
+//
+
+#ifndef G4NuclearRadii_h
+#define G4NuclearRadii_h 1
+
+#include "globals.hh"
+
+class G4Pow;
+class G4ParticleDefinition;
+
+class G4NuclearRadii 
+{
+public:
+
+  // explicit radii for light nuclei
+  static G4double ExplicitRadius(G4int Z, G4int A);
+
+  // algorithm from diffuse-elastic parameterisation (V.Grichine)
+  static G4double Radius(G4int Z, G4int A);
+
+  // algorithm from e-A scattering data (V.Grichine)
+  static G4double RadiusRMS(G4int Z, G4int A);
+
+  // algorithm from Glauber-Gribov nucluear-nuclear model (V.Grichine)
+  static G4double RadiusNNGG(G4int Z, G4int A);
+
+  // algorithm of Edward Simpsons & Dousatsu Sakata
+  static G4double RadiusECS(G4int Z, G4int A);
+
+  // algorithm from Glauber-Gribov hadron-nuclear model (V.Grichine)
+  static G4double RadiusHNGG(G4int A);
+
+  // algorithm from Glauber-Gribov kaon-nuclear model (V.Grichine)
+  static G4double RadiusKNGG(G4int A);
+
+  // algorithm from nuclear de-excitation module
+  static G4double RadiusND(G4int A);
+
+  // algorithm from computation of Coulomb barrier in the nuclear 
+  // de-excitation module
+  static G4double RadiusCB(G4int Z, G4int A);
+
+  // algorithm from computation of Coulomb barrier  
+  static G4double ParticleRadius(const G4ParticleDefinition*);
+
+  // algorithm for hadron-nucleon x-section
+  static G4double CoulombFactor(
+         const G4ParticleDefinition* theParticle, 
+	 const G4ParticleDefinition* nucleon, 
+	 G4double ekin);
+
+  // algorithm for hadron-nucleus x-section
+  static G4double CoulombFactor(
+	 G4int Z, G4int A,
+         const G4ParticleDefinition* theParticle, 
+	 G4double ekin);
+
+  static G4Pow* fG4pow;
+  static const G4double r0[93];
+
+};
+
+#endif
+
+