ECCE @ EIC Software
Reference for
ECCE @ EIC
simulation and reconstruction software on GitHub
Home page
Related Pages
Modules
Namespaces
Classes
Files
External Links
File List
File Members
All
Classes
Namespaces
Files
Functions
Variables
Typedefs
Enumerations
Enumerator
Friends
Macros
Groups
Pages
G4PreCompoundDeuteron.cc
Go to the documentation of this file.
Or view
the newest version in sPHENIX GitHub for file G4PreCompoundDeuteron.cc
1
//
2
// ********************************************************************
3
// * License and Disclaimer *
4
// * *
5
// * The Geant4 software is copyright of the Copyright Holders of *
6
// * the Geant4 Collaboration. It is provided under the terms and *
7
// * conditions of the Geant4 Software License, included in the file *
8
// * LICENSE and available at http://cern.ch/geant4/license . These *
9
// * include a list of copyright holders. *
10
// * *
11
// * Neither the authors of this software system, nor their employing *
12
// * institutes,nor the agencies providing financial support for this *
13
// * work make any representation or warranty, express or implied, *
14
// * regarding this software system or assume any liability for its *
15
// * use. Please see the license in the file LICENSE and URL above *
16
// * for the full disclaimer and the limitation of liability. *
17
// * *
18
// * This code implementation is the result of the scientific and *
19
// * technical work of the GEANT4 collaboration. *
20
// * By using, copying, modifying or distributing the software (or *
21
// * any work based on the software) you agree to acknowledge its *
22
// * use in resulting scientific publications, and indicate your *
23
// * acceptance of all terms of the Geant4 Software license. *
24
// ********************************************************************
25
//
26
//
27
// -------------------------------------------------------------------
28
//
29
// GEANT4 Class file
30
//
31
//
32
// File name: G4PreCompoundDeuteron
33
//
34
// Author: V.Lara
35
//
36
// Modified:
37
// 21.08.2008 J. M. Quesada add choice of options
38
// 20.08.2010 V.Ivanchenko added G4Pow and G4PreCompoundParameters pointers
39
// use int Z and A and cleanup
40
//
41
42
#include "
G4PreCompoundDeuteron.hh
"
43
#include "
G4SystemOfUnits.hh
"
44
#include "
G4Deuteron.hh
"
45
46
G4PreCompoundDeuteron::G4PreCompoundDeuteron
()
47
:
G4PreCompoundIon
(
G4Deuteron
::Deuteron(), &theDeuteronCoulombBarrier)
48
{}
49
50
G4PreCompoundDeuteron::~G4PreCompoundDeuteron
()
51
{}
52
53
G4double
G4PreCompoundDeuteron::FactorialFactor
(
G4int
N
,
G4int
P
)
const
54
{
55
return
G4double
((N-1)*(N-2)*(P-1)*P)*0.5;
56
}
57
58
G4double
G4PreCompoundDeuteron::CoalescenceFactor
(
G4int
A
)
const
59
{
60
return
16.0/
G4double
(A);
61
}
62
63
G4double
G4PreCompoundDeuteron::GetRj
(
G4int
nParticles,
G4int
nCharged)
const
64
{
65
G4double
rj = 0.0;
66
if
(nCharged >=1 && (nParticles-nCharged) >=1) {
67
G4double
denominator =
G4double
(nParticles*(nParticles-1));
68
rj = 2*nCharged*(nParticles-nCharged)/denominator;
69
}
70
return
rj;
71
}
72
73
G4double
G4PreCompoundDeuteron::GetAlpha
()
const
74
{
75
G4double
C
= 0.0;
76
if
(
theFragZ
>= 70)
77
{
78
C = 0.10;
79
}
80
else
81
{
82
C = ((((0.15417e-06*
theFragZ
) - 0.29875
e
-04)*
theFragZ
83
+ 0.21071e-02)*
theFragZ
- 0.66612
e
-01)*
theFragZ
+ 0.98375;
84
}
85
return
1.0 + 0.5*
C
;
86
}
geant4
tree
geant4-10.6-release
source
processes
hadronic
models
pre_equilibrium
exciton_model
src
G4PreCompoundDeuteron.cc
Built by
Jin Huang
. updated:
Wed Jun 29 2022 17:25:49
using
1.8.2 with
ECCE GitHub integration