Gabriele Cosmo
108 lines
3.7 KiB
C++
108 lines
3.7 KiB
C++
//
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// ********************************************************************
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// * DISCLAIMER *
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// * *
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// * The following disclaimer summarizes all the specific disclaimers *
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// * of contributors to this software. The specific disclaimers,which *
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// * govern, are listed with their locations in: *
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// * http://cern.ch/geant4/license *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. *
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// * *
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// * This code implementation is the intellectual property of the *
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// * GEANT4 collaboration. *
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// * By copying, distributing or modifying the Program (or any work *
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// * based on the Program) you indicate your acceptance of this *
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// * statement, and all its terms. *
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// ********************************************************************
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//
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// $Id: G4ionEffectiveCharge.hh,v 1.6 2005/02/26 22:01:20 vnivanch Exp $
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// GEANT4 tag $Name: geant4-08-00 $
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//
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// -------------------------------------------------------------------
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//
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// GEANT4 Class header file
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//
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//
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// File name: G4ionEffectiveCharge
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//
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// Author: Vladimir Ivanchenko
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//
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// Creation date: 03.07.2004
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//
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// Modifications:
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//
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//
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// Class Description:
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//
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// This class manages the simulation of effective charge of ions
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// in the assumption of equilibrium between ion shelss and media.
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// J.F.Ziegler and J.M.Manoyan, The stopping of ions in compaunds,
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// Nucl. Inst. & Meth. in Phys. Res. B35 (1988) 215-228.
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//
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// -------------------------------------------------------------------
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//
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#ifndef G4ionEffectiveCharge_h
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#define G4ionEffectiveCharge_h 1
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#include "globals.hh"
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class G4Material;
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class G4ParticleDefinition;
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class G4ionEffectiveCharge
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{
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public:
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G4ionEffectiveCharge();
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virtual ~G4ionEffectiveCharge();
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G4double EffectiveChargeSquareRatio(
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const G4ParticleDefinition* p,
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const G4Material* material,
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G4double kineticEnergy);
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G4double EffectiveCharge(const G4ParticleDefinition* p,
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const G4Material* material,
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G4double kineticEnergy);
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private:
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// hide assignment operator
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G4ionEffectiveCharge & operator=(const G4ionEffectiveCharge &right);
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G4ionEffectiveCharge(const G4ionEffectiveCharge&);
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G4double chargeCorrection;
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G4double energyHighLimit;
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G4double energyLowLimit;
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G4double energyBohr;
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G4double massFactor;
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G4double minCharge;
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};
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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inline G4double G4ionEffectiveCharge::EffectiveChargeSquareRatio(
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const G4ParticleDefinition* p,
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const G4Material* material,
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G4double kineticEnergy)
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{
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G4double charge = EffectiveCharge(p,material,kineticEnergy)*chargeCorrection
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/ eplus;
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return charge*charge;
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}
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//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
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#endif
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