| 1 | -------------------------------------------------------------------
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| 2 |
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| 3 | ==================================================
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| 4 | Geant4 - an Object-Oriented Toolkit for Simulation
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| 5 | ==================================================
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| 6 |
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| 7 | History file for Low Energy Parameterized Models
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| 8 | ------------------------------------------------
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| 9 |
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| 10 | This file should be used to summarize modifications introduced in the
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| 11 | code and to keep track of all tags.
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| 12 |
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| 13 | ---------------------------------------------------------------
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| 14 | * Please list in reverse chronological order (last date on top)
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| 15 | ---------------------------------------------------------------
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| 16 |
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| 17 | 23 Apr 2008 - G.Cosmo (hadr-cohe-V09-00-08)
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| 18 | --------------------------------------------
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| 19 | Tag for release 9.1.p02.
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| 20 |
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| 21 | 10 Apr 2008 - V.Ivanchenko (hadr-cohe-V09-01-02)
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| 22 | ------------------------------------------------
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| 23 | G4HadronElastic - added extra protection against precision lost
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| 24 | when projectile almostly lost kinetic energy;
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| 25 | set lowestEnergyLimit=1.e-6*eV (was 0.0)
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| 26 |
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| 27 | 29 Jan 2008 - V.Ivanchenko (hadr-cohe-V09-01-01)
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| 28 | ------------------------------------------------
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| 29 | G4UHadronElasticProcess - call to G4QElasticCrossSection with option
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| 30 | "false", so parameters for sampling of
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| 31 | scattering are precalculated
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| 32 | G4HadronElastic - added extra protection - if sampled t out of the
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| 33 | physics range then no scattering
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| 34 |
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| 35 | 16 Jan 2008 - V.Ivanchenko (hadr-cohe-V09-01-00)
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| 36 | ------------------------------------------------
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| 37 | G4DiffuseElastic - remove dependence on other elastic models
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| 38 | G4ElasticHadrNucleusHE - fixed non-reproducibility, removed commented
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| 39 | part of old code; add more formatting
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| 40 | G4HadronElastic - return back threshold to G4ElasticHadrNucleusHE
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| 41 | model 1 GeV
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| 42 |
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| 43 | 10 Dec 2007 - V.Ivanchenko (hadr-cohe-V09-00-07)
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| 44 | ------------------------------------------------
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| 45 | G4HadronElastic - set threshold to G4ElasticHadrNucleusHE model
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| 46 | DBL_MAX
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| 47 |
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| 48 | 15 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-06)
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| 49 | ------------------------------------------------
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| 50 | G4UHadronElasticProcess - introduced "ifdef VERBOSE" for verbosity
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| 51 | checks inside methods called at each step
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| 52 |
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| 53 | 14 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-04)
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| 54 | ------------------------------------------------
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| 55 | G4DiffuseElastic - add control on verbosity at initialisation
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| 56 |
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| 57 | 13 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-03)
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| 58 | ------------------------------------------------
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| 59 | G4ElasticHadrNucleusHE - (N.Starkov) updated:
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| 60 | - the difference in scattering off protons and
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| 61 | neutrons is included;
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| 62 | - optized computation of the distribution function
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| 63 | (important for heavy targets);
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| 64 | - fixed model for scattering off hydrogen;
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| 65 | - tunned model parameters for better description
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| 66 | of total and elastic cross sections
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| 67 |
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| 68 | 06 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-02)
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| 69 | ------------------------------------------------
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| 70 | G4DiffuseElastic - (V.Grichine) initialisation of the model for
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| 71 | each new target nucleus on-fly
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| 72 |
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| 73 | 05 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-01)
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| 74 | ------------------------------------------------
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| 75 |
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| 76 | G4DiffuseElastic - (V.Grichine) initialisation of the model in
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| 77 | constructor with particle definition for the
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| 78 | vector of available elements; tuning
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| 79 | at high energies.
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| 80 |
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| 81 | 17 Oct 2007 - V.Ivanchenko (hadr-cohe-V09-00-00)
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| 82 | ------------------------------------------------
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| 83 | G4LEnp - removed erroneous code for identity
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| 84 | exchange of particles ( F.W. Jones)
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| 85 |
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| 86 | G4DiffuseElastic - added Coulomb elastic scattering amplitude
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| 87 | using Wentzel model (V. Grichine)
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| 88 |
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| 89 | 14 June 2007 - V.Ivanchenko (hadr-cohe-V08-03-07)
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| 90 | ------------------------------------------------
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| 91 | G4UHadronElasticProcess - use "true" flag colling CHIPS to compute cross
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| 92 | section
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| 93 |
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| 94 | 14 June 2007 - V.Ivanchenko (hadr-cohe-V08-03-06)
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| 95 | -----------------------------------------------
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| 96 | G4ElasticHadrNucleusHE - fixed compilation nuclear parameters for heavy
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| 97 | nucleus
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| 98 | G4DiffuseElastic - new class
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| 99 |
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| 100 | 31 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-05)
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| 101 | -----------------------------------------------
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| 102 | G4ElasticHadrNucleusHE - fixed compilation problem at Windows
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| 103 | use only double values inside std::pow
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| 104 |
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| 105 | 31 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-04)
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| 106 | -----------------------------------------------
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| 107 | G4ElasticHadrNucleusHE - fixed compilation problem at SUN
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| 108 | move static const out of switch
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| 109 |
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| 110 | 25 May 2007 - D.H. Wright (hadr-cohe-V08-03-03)
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| 111 | -----------------------------------------------
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| 112 | add model names to constructors in G4LEnp, G4LEpp, G4ChargeExchange.cc,
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| 113 | G4HadronElastic, and G4ElasticHadrNucleusHE
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| 114 |
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| 115 | 24 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-02)
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| 116 | -----------------------------------------------
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| 117 | G4ElasticHadrNucleusHE - optimised computation of tables
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| 118 | G4HadronElastic - use HElastic only for mesons
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| 119 |
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| 120 | 15 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-01)
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| 121 | -----------------------------------------------
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| 122 | G4HadronElastic - use QElasticCrossSection for p, n incident for any energy
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| 123 | and any target; use HElastic for the rest
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| 124 |
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| 125 | 15 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-00)
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| 126 | -----------------------------------------------
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| 127 | G4ElasticHadrNucleusHE - general cleanup and redesign of private methods
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| 128 |
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| 129 | 5 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-06)
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| 130 | -----------------------------------------------
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| 131 | G4HadronElastic - do not use HE model for hydrogen target to avoid NaN;
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| 132 | use QElasticCrossSection for p, n incident for any energy
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| 133 | only for p, He targets
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| 134 |
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| 135 | 4 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-05)
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| 136 | -----------------------------------------------
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| 137 | G4HadronElastic - do not use HE model for hydrogen target to avoid NaN;
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| 138 | use QElasticCrossSection for p, n incident for any energy
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| 139 |
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| 140 | 2 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-04)
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| 141 | -----------------------------------------------
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| 142 | G4ElasticHadrNucleusHE - scale sampled t as ptot^2
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| 143 | G4HadronElastic - use QElasticCrossSection for p, n < GeV and
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| 144 | G4ElasticHadrNucleusHE model above
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| 145 | still use QElasticCrossSEction for H and He targets
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| 146 |
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| 147 | 2 Apr 2007 - V.Ivanchenko (hadr-cohe-V08-02-03)
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| 148 | -----------------------------------------------
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| 149 | G4ElasticHadrNucleusHE - use iterator search on bin instead of
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| 150 | computing log
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| 151 | G4HadronElastic - use the most probable isotope for given Z to call
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| 152 | to HE model (CPU/memory more efficient)
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| 153 |
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| 154 | 30 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-02)
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| 155 | ------------------------------------------------
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| 156 | G4UHadronElasticProcess - fix bug in number of neutrons in CHIPS interface
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| 157 | G4HadronElastic, G4ChargeExchange - more accuratelly compute Z and A
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| 158 |
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| 159 | 30 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-01)
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| 160 | ------------------------------------------------
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| 161 | G4UHadronElasticProcess, G4ChargeExchangeProcess - fix problem
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| 162 | for the case, when isotope vector is not defined
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| 163 |
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| 164 | 23 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-00)
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| 165 | ------------------------------------------------
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| 166 | G4UHadronElasticProcess - migrade to interface to cross section with Z and A
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| 167 | G4ChargeExchangeProcess - migrade to interface to cross section with Z and A
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| 168 | do not use QElastic total cross sections
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| 169 |
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| 170 | 23 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-12)
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| 171 | ------------------------------------------------
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| 172 | G4ElasticHadrNucleusHE - remove unused variables;
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| 173 | - set ONQ0=3 (instead of 5) as it was in the
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| 174 | tag 05 in order to have better CPU performance
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| 175 | - cleanup comments
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| 176 |
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| 177 | 22 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-11)
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| 178 | ------------------------------------------------
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| 179 | G4HadronElastic: set DBL_MAX low limit for the HE model
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| 180 |
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| 181 | 21 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-10)
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| 182 | ------------------------------------------------
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| 183 | Cleanup of G4ElasticHadrNucleusHE
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| 184 |
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| 185 | 18 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-09)
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| 186 | ------------------------------------------------
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| 187 | N.Starkov: Fix problem of
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| 188 |
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| 189 | 17 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-08)
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| 190 | ------------------------------------------------
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| 191 | N.Starkov: Fix problem of initialization of tables,
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| 192 | Fix problem of CPU overhead
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| 193 |
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| 194 | 17 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-07)
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| 195 | ------------------------------------------------
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| 196 | N.Starkov: Code optimization is perfomed
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| 197 |
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| 198 | 16 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-06)
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| 199 | ------------------------------------------------
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| 200 | G4HadronElastic - set threshold 0.4 GeV for HE model (VI)
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| 201 | G4ElasticHadrNucleusHE - add corrections allowing to work down
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| 202 | to 0.4 GeV (N.Starkov)
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| 203 |
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| 204 | 24 Oct 2006 - V.Ivanchenko (hadr-cohe-V08-01-05)
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| 205 | ------------------------------------------------
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| 206 | Set lowestEnergy=0 for neutral particles, =eV for changed (VI)
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| 207 | G4HadronElastic - set threshold 1 GeV for G4ElasticHadrNucleusHE model (VI)
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| 208 | G4ElasticHadrNucleusHE - complete review and update of the class,
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| 209 | data tables are computed on-flight,
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| 210 | G4ELASTICDATA are not used anymore,
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| 211 | the model is applicable for all nuclei, except
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| 212 | deuteron, triton, He3, and A>238 (N.Starkov)
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| 213 |
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| 214 | 26 Sept 2006 - V.Ivanchenko (hadr-cohe-V08-01-04)
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| 215 | -------------------------------------------------
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| 216 | Introduce extra protection - below lowestEnergy (10-6 eV) not active
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| 217 |
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| 218 | 10 August 2006 - V.Ivanchenko (hadr-cohe-V08-01-03)
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| 219 | ---------------------------------------------------
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| 220 | Introduce NaN check inside G4HadronElastic, G4ChargeExchange,
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| 221 | and G4UHadronElasticProcess;
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| 222 |
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| 223 | 24 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-02)
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| 224 | -----------------------------------------------
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| 225 | Remove HP data from G4UHadronElasticProcess (it is set in physics lists)
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| 226 | Add low energy threshold for QElastic 20 MeV inside G4HadronElastic
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| 227 |
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| 228 | 13 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-01)
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| 229 | -----------------------------------------------
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| 230 | Fix bug: remove 1 keV limit from G4UHadronElasticProcess
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| 231 |
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| 232 | 07 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-00)
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| 233 | -----------------------------------------------
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| 234 | Fix bug: the rotation of final state need to be done in PostStep of
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| 235 | the process, not on the model level (V.Ivanchenko)
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| 236 |
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| 237 | 21 June 2006 - V.Ivanchenko (hadr-cohe-V08-00-09)
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| 238 | -----------------------------------------------
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| 239 | Fix - remove nan values n scattering on deuteron (V.Ivanchenko)
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| 240 |
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| 241 | 17 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-08)
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| 242 | -----------------------------------------------
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| 243 | Use sampling of final state for n, p scattering on deuteron
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| 244 | and alpha from LElastic (V.Ivanchenko)
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| 245 |
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| 246 | 7 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-07)
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| 247 | -----------------------------------------------
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| 248 | Fix complilation warnings at WINDOWS (V.Ivanchenko)
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| 249 |
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| 250 | 2 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-06)
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| 251 | -----------------------------------------------
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| 252 | Fix complilation warnings at SUN (V.Ivanchenko)
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| 253 |
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| 254 | 1 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-05)
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| 255 | -----------------------------------------------
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| 256 | Add regime of HElastic which is not using data files (N.Starkov)
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| 257 | Cleanup (V.Ivanchenko)
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| 258 |
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| 259 | 30 May 2006 - V.Ivanchenko (ghad-cohe-V08-00-04)
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| 260 | -----------------------------------------------
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| 261 | Add ChargeExchangeProcess, cleanup G4HadronElastic
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| 262 |
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| 263 | 2 May 2006 - V.Ivanchenko (ghad-cohe-V08-00-03)
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| 264 | -----------------------------------------------
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| 265 | Rename G4LElasticB -> G4HadronElastic
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| 266 |
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| 267 | 25 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-02)
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| 268 | -------------------------------------------------
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| 269 | G4UHadronElasticProcess and G4LElasticB: use np scattering from CHIPS,
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| 270 | fix run time warnings
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| 271 | Rename G4LElasticB by G4HadronElastic
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| 272 |
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| 273 |
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| 274 | 24 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-01)
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| 275 | -------------------------------------------------
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| 276 | G4UHadronElasticProcess - new process allows to use G4Isotopes composition
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| 277 | of elements defined by user and uses cross sections from
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| 278 | CHIPS and HP models when appropriate
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| 279 |
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| 280 | 13 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-00)
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| 281 | -------------------------------------------------
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| 282 | G4LElasticB - moved from low_energy; bug fixes - remove charge
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| 283 | exchange option, remove low limit on primary momentum;
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| 284 | add limit on secondary kinetic energy; add only s-wave
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| 285 | regime for low momentum scattering
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| 286 | GNUmakfile - introduce dependence on chips
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| 287 |
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| 288 | 28 Nov 2005 - G. Cosmo (hadr-cohe-V07-01-05)
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| 289 | ---------------------------------------------
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| 290 | Migrated to <sstream> from G4ElasticHadrNucleusHE.
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| 291 |
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| 292 | 25 Nov 2005 - D. Wright (hadr-cohe-V07-01-04)
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| 293 | ---------------------------------------------
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| 294 | From Solaris testing: line 83 of G4DiffElasticHadrScattering.hh:
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| 295 | multiple declaration of variable c1. Fixed.
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| 296 |
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| 297 | 25 Nov 2005 - D. Wright (hadr-cohe-V07-01-03)
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| 298 | ---------------------------------------------
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| 299 | Add detailed comments of N. Starkov from previous tags to History
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| 300 | file:
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| 301 | G4DiffElasticHadrNucleus.hh, .cc :
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| 302 | add high energy elastic scattering on protons
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| 303 | add new method HadronProtonDiffCrSec
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| 304 |
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| 305 | G4ElasticHadrNucleusHE.hh, .cc :
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| 306 | add high energy elastic scattering on protons
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| 307 |
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| 308 | G4HadronValues.hh, .cc :
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| 309 | use PDG value instead of static particle pointers
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| 310 |
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| 311 | From V. Ivantchenko: fixed memory leaks
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| 312 | 4-momentum balance fixed, tested OK
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| 313 | fixed compiler warnings
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| 314 |
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| 315 | 25 Nov 2005 - V.Ivanchenko (ghad-cohe-V07-01-03)
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| 316 | ------------------------------------------------
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| 317 | Integration of recent development of the subpackage
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| 318 | Remove of the G4Rutherford for the time being
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| 319 |
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