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neutrinoParms/Wtrans [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save:: Wtrans = 3.0

PURPOSE

W for transition from Bloom-Gilman Paramerization to PYTHIA DIS


neutrinoParms/Norm2pi [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save:: Norm2pi = 1.2

PURPOSE

overall normalization factor for 2pi BG and Bloom-Gilman X-section


neutrinoParms/normRES [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save:: normRES = 1.6

PURPOSE

overall normalization factor for neutrino-induced resonance contributions beyond the Delta


neutrinoParms/normCB [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save:: normCB = 2.0

PURPOSE

overall normalization factor for neutrino-induced Christy-Bosted contributions between 2 GeV and DIS onset


neutrinoParms/T0 [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save:: T0 = 0.

PURPOSE

isospin or strength factor for 2pi BG


neutrinoParms/Q2cut [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save::  Q2cut = 4.5

PURPOSE

threshold value


neutrinoParms/A00 [ Global module-variables ]

[ Top ] [ Global module-variables ]

SOURCE

  real, save::  A00 = -0.43
  real, save::  A10 = -0.97
  real, save::  A01 = 0.87
  real, save::  A20 = 8.01
  real, save::  A11 = 4.59
  real, save::  A02 = 3.18
  real, save::  A30 = -10.42
  real, save::  A21 = 2.04
  real, save::  A12 = -9.14
  real, save::  A03 = -15.15

  real, save::  W00 = 1.55
  real, save::  x00 = 0.35

PURPOSE

coefficients in Taylor expansion of attenuation function Att(W,x)


lepton2p2h/ME_Version [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

indicate the type of matrix element parametrisation

SOURCE

  integer, save :: ME_Version = 4

NOTES

possible values:

  • 1: const ME_Norm_XX ! const for CC fitted to MiniBooNE is 1.8e-6
  • 2: constant transverse and decreasing with Enu
  • 3: "Dipole transverse" transverse, fall with Q2 as 4-th power
  • 4: MEC from E. Christy (8/2015), with parametrization for longitudinal
  • 5: MEC from Bosted arXiV:1203.2262, with parametrization for longitudinal
  • 6: MEC additional parametrization, with parametrization for longitudinal
  • not yet implemented


lepton2p2h/ME_Norm_QE [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Overall strength of 2p2h matrix element with 2N out

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_Norm_QE    = (/1.0, 1.0, 1.0/)

NOTES

The value == 1 gives the coded strength


lepton2p2h/ME_Norm_Delta [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Overall strength of 2p2h matrix element with NDelta out

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_Norm_Delta = (/1.0, 1.0, 1.0/)

NOTES

The value == 1 is a dummy value


lepton2p2h/ME_Mass_QE [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Cutoff-mass in some parametrizations of 2p2h matrix element for NN out

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_Mass_QE    = (/1.0, 1.0, 1.0/)

NOTES

The value == 1 is a dummy value


lepton2p2h/ME_Mass_Delta [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Cutoff-mass in some parametrizations of matrix element for NDelta out

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_Mass_Delta = (/1.0, 1.0, 1.0/)

NOTES

The value == 1 is a dummy value


lepton2p2h/ME_Transversity [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Parametrisation of structure functions

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_Transversity = (/1.0, 1.0, 1.0/)

NOTES

The value = 1 chooses structure function W2 so that 2p2h is pure transverse


lepton2p2h/ME_LONG [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Parametrization of structure functions

for (EM,CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_LONG = (/0.0, 0.0, 0.0/)

NOTES

The value = 0 turns any additional longitudinal contribution to structure funct. W2 off


lepton2p2h/ME_W3 [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Overall strength factor for structure function W3

only for (CC,NC)

SOURCE

  real,dimension(1:3), save :: ME_W3 = (/0.,1.0, 1.0/)

NOTES

overall strength parameter for structure function W3


lepton2p2h/ME_ODW [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

switch for choosing the connection between structure functions W1(electron) and W1(neutrino) and W3(neutrino):

  • 1: for expressions from Martini et al
  • 2: for expressions from O'Connell et al
  • 3: for expression with relativistic version of O'Connell

only for (CC,NC)

SOURCE

  integer, save :: ME_ODW = 2

NOTES

  • O'Connell et al: PR C6 (1972) 719
  • Martini et al: PR C80 (2009) 065501


lepton2p2h/inmedW [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Controls which inv mass W is used in parametrization of 2p2h W1

SOURCE

  integer, save :: inmedW = 1

NOTES


lepton2p2h/T [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

target isospin, affects only neutrino 2p2h structure function

SOURCE

  real, save ::  T = 99

NOTES

  • T = 0, 1 , ...
  • T = 99 gives T = (N-Z)/2


lepton2p2h/Adep [ Global module-variables ]

[ Top ] [ lepton2p2h ] [ Global module-variables ]

PURPOSE

Switch for A-dependence of 2p2h structure function

SOURCE

  integer, save ::  Adep = 2

NOTES

  • 1: A-dependence for zero-range force (Mosel, Gallmeister, 2016)
  • 2: linear A-dependence, normalized to C12


Neutrinoparms/neutrino_readInput [ Subroutines ]

[ Top ] [ Subroutines ]

NAME

subroutine neutrino_readInput


neutrinoParms/nl_Neutrino2piBack [ Namelists ]

[ Top ] [ Namelists ]

NAME

NAMELIST /nl_Neutrino2piBack/

PURPOSE

Parameters for transition from RES to DIS:

Includes parameters of neutrino 2 pion background:

  • Q2cut
  • A00
  • A10
  • A01
  • A02
  • A11
  • A20
  • A03
  • A12
  • A21
  • A30
  • W00
  • x00
  • T0


lepton2p2h/readInput [ Subroutines ]

[ Top ] [ lepton2p2h ] [ Subroutines ]

NAME

subroutine readInput


lepton2p2h/Lepton2p2h [ Namelists ]

[ Top ] [ lepton2p2h ] [ Namelists ]

NAME

NAMELIST /Lepton2p2h/

PURPOSE

Includes parameters for 2p2h events: