ATLAS Offline Software
InnerDetector
InDetSimUtils
TRT_PAI_Process
src
TRT_PAI_physicsConstants.h
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/*
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Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
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*/
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#ifndef TRT_PAI_physicsConstants_h
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#define TRT_PAI_physicsConstants_h
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#include "
TruthUtils/ParticleConstants.h
"
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namespace
TRT_PAI_physicsConstants
{
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const
double
c
= 2.99792458e10;
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const
double
Nav
= 6.02214e23;
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const
double
erg
= 1.60218e-12;
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const
double
mb
= 1.e-18;
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const
double
Me
= 9.10943e-28;
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const
double
MeeV
=
Me
*(
c
*
c
)/
erg
;
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const
double
MProtonMeV
=
ParticleConstants::protonMassInMeV
;
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const
double
Qe
= 4.80321e-10;
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const
double
r0
=
Qe
*
Qe
/
Me
/(
c
*
c
);
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const
double
h
= 1.05457e-27;
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const
double
he
=
h
*
c
/
erg
;
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const
double
invlog10
= 0.434294481903252;
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}
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#endif
TRT_PAI_physicsConstants::Nav
const double Nav
Avagadro constant
Definition:
TRT_PAI_physicsConstants.h:15
TRT_PAI_physicsConstants::invlog10
const double invlog10
you guess...
Definition:
TRT_PAI_physicsConstants.h:25
TRT_PAI_physicsConstants
Physics constants.
Definition:
TRT_PAI_physicsConstants.h:13
ParticleConstants.h
TRT_PAI_physicsConstants::Qe
const double Qe
Electron charge{ESU}.
Definition:
TRT_PAI_physicsConstants.h:21
TRT_PAI_physicsConstants::r0
const double r0
electron radius{cm}
Definition:
TRT_PAI_physicsConstants.h:22
TRT_PAI_physicsConstants::Me
const double Me
Electron mass {g}
Definition:
TRT_PAI_physicsConstants.h:18
TRT_PAI_physicsConstants::erg
const double erg
1 ev to erg {erg}
Definition:
TRT_PAI_physicsConstants.h:16
TRT_PAI_physicsConstants::he
const double he
same in ev
Definition:
TRT_PAI_physicsConstants.h:24
TRT_PAI_physicsConstants::MeeV
const double MeeV
same in ev
Definition:
TRT_PAI_physicsConstants.h:19
h
TRT_PAI_physicsConstants::c
const double c
Light speed
Definition:
TRT_PAI_physicsConstants.h:14
TRT_PAI_physicsConstants::mb
const double mb
1mb to cm2
Definition:
TRT_PAI_physicsConstants.h:17
ParticleConstants::PDG2011::protonMassInMeV
constexpr double protonMassInMeV
the mass of the proton (in MeV)
Definition:
ParticleConstants.h:71
TRT_PAI_physicsConstants::MProtonMeV
const double MProtonMeV
Proton mass in MeV
Definition:
TRT_PAI_physicsConstants.h:20
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