| 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 | |
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| 18 | 02 March 2009 - D. Wright for V.Grichine (hadr-cohe-V09-02-00) |
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| 19 | -------------------------------------------------------------- |
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| 20 | Model precise sampling and 'on the fly' table preparation in |
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| 21 | G4DiffuseElastic.hh, .cc |
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| 22 | |
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| 23 | 27 November 2008 - V.Ivanchenko (hadr-cohe-V09-01-08) |
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| 24 | ---------------------------------------------------- |
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| 25 | G4ChargeExchangeProcess - added high and low energy protections into |
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| 26 | cross section |
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| 27 | |
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| 28 | 20 November 2008 - V.Ivanchenko (hadr-cohe-V09-01-07) |
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| 29 | ---------------------------------------------------- |
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| 30 | G4ChargeExchangeProcess and G4ChargeExchange model prepaed to be used |
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| 31 | in Physics Lists; energy threshold is set to 1.0 MeV |
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| 32 | |
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| 33 | 22 August 2008 - V.Ivanchenko (hadr-cohe-V09-01-06) |
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| 34 | ---------------------------------------------------- |
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| 35 | - set process sub-types according to enumerator for G4UHadronElasticProcess |
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| 36 | and for G4ChargeExchangeProcess |
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| 37 | |
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| 38 | 05 August 2008 - V.Ivanchenko (hadr-cohe-V09-01-05) |
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| 39 | ---------------------------------------------------- |
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| 40 | G4HadronElastic - added protection inside LElastic model against rare |
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| 41 | unphysical values of sampled t |
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| 42 | |
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| 43 | 08 Jul 2008 - D.H. Wright (hadr-cohe-V09-01-04) |
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| 44 | ------------------------------------------------ |
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| 45 | - set process sub-type to 11 for G4UHadronElasticProcess and 16 for |
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| 46 | G4ChargeExchangeProcess |
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| 47 | |
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| 48 | 19 May 2008 - V.Ivanchenko (hadr-cohe-V09-01-03) |
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| 49 | ------------------------------------------------ |
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| 50 | G4HadronElastic - added counts of abnornal sampling results and cout |
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| 51 | at the destructor of the class |
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| 52 | G4UHadronElasticProcess and G4ChargeExchangeProcess - added call to |
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| 53 | BuildPhysicsTable of the base class G4HadronicProcess |
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| 54 | |
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| 55 | 10 Apr 2008 - V.Ivanchenko (hadr-cohe-V09-01-02) |
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| 56 | ------------------------------------------------ |
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| 57 | G4HadronElastic - added extra protection against precision lost |
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| 58 | when projectile almostly lost kinetic energy; |
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| 59 | set lowestEnergyLimit=1.e-6*eV (was 0.0) |
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| 60 | |
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| 61 | 29 Jan 2008 - V.Ivanchenko (hadr-cohe-V09-01-01) |
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| 62 | ------------------------------------------------- |
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| 63 | G4UHadronElasticProcess - call to G4QElasticCrossSection with option |
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| 64 | "false", so parameters for sampling of |
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| 65 | scattering are precalculated |
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| 66 | G4HadronElastic - added extra protection - if sampled t out of the |
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| 67 | physics range then no scattering |
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| 68 | |
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| 69 | 16 Jan 2008 - V.Ivanchenko (hadr-cohe-V09-01-00) |
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| 70 | ------------------------------------------------ |
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| 71 | G4DiffuseElastic - remove dependence on other elastic models |
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| 72 | G4ElasticHadrNucleusHE - fixed non-reproducibility, removed commented |
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| 73 | part of old code; add more formatting |
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| 74 | G4HadronElastic - return back threshold to G4ElasticHadrNucleusHE |
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| 75 | model 1 GeV |
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| 76 | |
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| 77 | 10 Dec 2007 - V.Ivanchenko (hadr-cohe-V09-00-07) |
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| 78 | ------------------------------------------------ |
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| 79 | G4HadronElastic - set threshold to G4ElasticHadrNucleusHE model |
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| 80 | DBL_MAX |
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| 81 | |
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| 82 | 15 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-06) |
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| 83 | ------------------------------------------------ |
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| 84 | G4UHadronElasticProcess - introduced "ifdef VERBOSE" for verbosity |
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| 85 | checks inside methods called at each step |
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| 86 | |
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| 87 | 14 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-04) |
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| 88 | ------------------------------------------------ |
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| 89 | G4DiffuseElastic - add control on verbosity at initialisation |
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| 90 | |
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| 91 | 13 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-03) |
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| 92 | ------------------------------------------------ |
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| 93 | G4ElasticHadrNucleusHE - (N.Starkov) updated: |
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| 94 | - the difference in scattering off protons and |
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| 95 | neutrons is included; |
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| 96 | - optized computation of the distribution function |
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| 97 | (important for heavy targets); |
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| 98 | - fixed model for scattering off hydrogen; |
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| 99 | - tunned model parameters for better description |
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| 100 | of total and elastic cross sections |
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| 101 | |
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| 102 | 06 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-02) |
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| 103 | ------------------------------------------------ |
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| 104 | G4DiffuseElastic - (V.Grichine) initialisation of the model for |
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| 105 | each new target nucleus on-fly |
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| 106 | |
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| 107 | 05 Nov 2007 - V.Ivanchenko (hadr-cohe-V09-00-01) |
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| 108 | ------------------------------------------------ |
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| 109 | |
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| 110 | G4DiffuseElastic - (V.Grichine) initialisation of the model in |
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| 111 | constructor with particle definition for the |
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| 112 | vector of available elements; tuning |
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| 113 | at high energies. |
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| 114 | |
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| 115 | 17 Oct 2007 - V.Ivanchenko (hadr-cohe-V09-00-00) |
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| 116 | ------------------------------------------------ |
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| 117 | G4LEnp - removed erroneous code for identity |
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| 118 | exchange of particles ( F.W. Jones) |
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| 119 | |
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| 120 | G4DiffuseElastic - added Coulomb elastic scattering amplitude |
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| 121 | using Wentzel model (V. Grichine) |
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| 122 | |
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| 123 | 14 June 2007 - V.Ivanchenko (hadr-cohe-V08-03-07) |
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| 124 | ------------------------------------------------ |
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| 125 | G4UHadronElasticProcess - use "true" flag colling CHIPS to compute cross |
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| 126 | section |
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| 127 | |
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| 128 | 14 June 2007 - V.Ivanchenko (hadr-cohe-V08-03-06) |
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| 129 | ----------------------------------------------- |
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| 130 | G4ElasticHadrNucleusHE - fixed compilation nuclear parameters for heavy |
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| 131 | nucleus |
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| 132 | G4DiffuseElastic - new class |
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| 133 | |
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| 134 | 31 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-05) |
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| 135 | ----------------------------------------------- |
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| 136 | G4ElasticHadrNucleusHE - fixed compilation problem at Windows |
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| 137 | use only double values inside std::pow |
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| 138 | |
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| 139 | 31 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-04) |
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| 140 | ----------------------------------------------- |
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| 141 | G4ElasticHadrNucleusHE - fixed compilation problem at SUN |
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| 142 | move static const out of switch |
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| 143 | |
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| 144 | 25 May 2007 - D.H. Wright (hadr-cohe-V08-03-03) |
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| 145 | ----------------------------------------------- |
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| 146 | add model names to constructors in G4LEnp, G4LEpp, G4ChargeExchange.cc, |
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| 147 | G4HadronElastic, and G4ElasticHadrNucleusHE |
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| 148 | |
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| 149 | 24 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-02) |
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| 150 | ----------------------------------------------- |
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| 151 | G4ElasticHadrNucleusHE - optimised computation of tables |
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| 152 | G4HadronElastic - use HElastic only for mesons |
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| 153 | |
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| 154 | 15 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-01) |
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| 155 | ----------------------------------------------- |
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| 156 | G4HadronElastic - use QElasticCrossSection for p, n incident for any energy |
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| 157 | and any target; use HElastic for the rest |
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| 158 | |
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| 159 | 15 May 2007 - V.Ivanchenko (hadr-cohe-V08-03-00) |
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| 160 | ----------------------------------------------- |
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| 161 | G4ElasticHadrNucleusHE - general cleanup and redesign of private methods |
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| 162 | |
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| 163 | 5 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-06) |
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| 164 | ----------------------------------------------- |
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| 165 | G4HadronElastic - do not use HE model for hydrogen target to avoid NaN; |
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| 166 | use QElasticCrossSection for p, n incident for any energy |
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| 167 | only for p, He targets |
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| 168 | |
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| 169 | 4 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-05) |
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| 170 | ----------------------------------------------- |
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| 171 | G4HadronElastic - do not use HE model for hydrogen target to avoid NaN; |
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| 172 | use QElasticCrossSection for p, n incident for any energy |
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| 173 | |
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| 174 | 2 May 2007 - V.Ivanchenko (hadr-cohe-V08-02-04) |
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| 175 | ----------------------------------------------- |
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| 176 | G4ElasticHadrNucleusHE - scale sampled t as ptot^2 |
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| 177 | G4HadronElastic - use QElasticCrossSection for p, n < GeV and |
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| 178 | G4ElasticHadrNucleusHE model above |
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| 179 | still use QElasticCrossSEction for H and He targets |
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| 180 | |
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| 181 | 2 Apr 2007 - V.Ivanchenko (hadr-cohe-V08-02-03) |
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| 182 | ----------------------------------------------- |
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| 183 | G4ElasticHadrNucleusHE - use iterator search on bin instead of |
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| 184 | computing log |
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| 185 | G4HadronElastic - use the most probable isotope for given Z to call |
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| 186 | to HE model (CPU/memory more efficient) |
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| 187 | |
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| 188 | 30 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-02) |
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| 189 | ------------------------------------------------ |
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| 190 | G4UHadronElasticProcess - fix bug in number of neutrons in CHIPS interface |
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| 191 | G4HadronElastic, G4ChargeExchange - more accuratelly compute Z and A |
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| 192 | |
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| 193 | 30 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-01) |
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| 194 | ------------------------------------------------ |
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| 195 | G4UHadronElasticProcess, G4ChargeExchangeProcess - fix problem |
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| 196 | for the case, when isotope vector is not defined |
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| 197 | |
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| 198 | 23 Jan 2007 - V.Ivanchenko (hadr-cohe-V08-02-00) |
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| 199 | ------------------------------------------------ |
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| 200 | G4UHadronElasticProcess - migrade to interface to cross section with Z and A |
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| 201 | G4ChargeExchangeProcess - migrade to interface to cross section with Z and A |
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| 202 | do not use QElastic total cross sections |
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| 203 | |
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| 204 | 23 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-12) |
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| 205 | ------------------------------------------------ |
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| 206 | G4ElasticHadrNucleusHE - remove unused variables; |
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| 207 | - set ONQ0=3 (instead of 5) as it was in the |
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| 208 | tag 05 in order to have better CPU performance |
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| 209 | - cleanup comments |
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| 210 | |
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| 211 | 22 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-11) |
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| 212 | ------------------------------------------------ |
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| 213 | G4HadronElastic: set DBL_MAX low limit for the HE model |
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| 214 | |
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| 215 | 21 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-10) |
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| 216 | ------------------------------------------------ |
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| 217 | Cleanup of G4ElasticHadrNucleusHE |
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| 218 | |
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| 219 | 18 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-09) |
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| 220 | ------------------------------------------------ |
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| 221 | N.Starkov: Fix problem of |
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| 222 | |
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| 223 | 17 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-08) |
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| 224 | ------------------------------------------------ |
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| 225 | N.Starkov: Fix problem of initialization of tables, |
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| 226 | Fix problem of CPU overhead |
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| 227 | |
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| 228 | 17 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-07) |
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| 229 | ------------------------------------------------ |
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| 230 | N.Starkov: Code optimization is perfomed |
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| 231 | |
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| 232 | 16 Nov 2006 - V.Ivanchenko (hadr-cohe-V08-01-06) |
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| 233 | ------------------------------------------------ |
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| 234 | G4HadronElastic - set threshold 0.4 GeV for HE model (VI) |
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| 235 | G4ElasticHadrNucleusHE - add corrections allowing to work down |
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| 236 | to 0.4 GeV (N.Starkov) |
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| 237 | |
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| 238 | 24 Oct 2006 - V.Ivanchenko (hadr-cohe-V08-01-05) |
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| 239 | ------------------------------------------------ |
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| 240 | Set lowestEnergy=0 for neutral particles, =eV for changed (VI) |
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| 241 | G4HadronElastic - set threshold 1 GeV for G4ElasticHadrNucleusHE model (VI) |
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| 242 | G4ElasticHadrNucleusHE - complete review and update of the class, |
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| 243 | data tables are computed on-flight, |
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| 244 | G4ELASTICDATA are not used anymore, |
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| 245 | the model is applicable for all nuclei, except |
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| 246 | deuteron, triton, He3, and A>238 (N.Starkov) |
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| 247 | |
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| 248 | 26 Sept 2006 - V.Ivanchenko (hadr-cohe-V08-01-04) |
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| 249 | ------------------------------------------------- |
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| 250 | Introduce extra protection - below lowestEnergy (10-6 eV) not active |
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| 251 | |
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| 252 | 10 August 2006 - V.Ivanchenko (hadr-cohe-V08-01-03) |
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| 253 | --------------------------------------------------- |
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| 254 | Introduce NaN check inside G4HadronElastic, G4ChargeExchange, |
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| 255 | and G4UHadronElasticProcess; |
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| 256 | |
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| 257 | 24 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-02) |
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| 258 | ----------------------------------------------- |
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| 259 | Remove HP data from G4UHadronElasticProcess (it is set in physics lists) |
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| 260 | Add low energy threshold for QElastic 20 MeV inside G4HadronElastic |
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| 261 | |
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| 262 | 13 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-01) |
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| 263 | ----------------------------------------------- |
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| 264 | Fix bug: remove 1 keV limit from G4UHadronElasticProcess |
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| 265 | |
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| 266 | 07 July 2006 - V.Ivanchenko (hadr-cohe-V08-01-00) |
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| 267 | ----------------------------------------------- |
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| 268 | Fix bug: the rotation of final state need to be done in PostStep of |
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| 269 | the process, not on the model level (V.Ivanchenko) |
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| 270 | |
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| 271 | 21 June 2006 - V.Ivanchenko (hadr-cohe-V08-00-09) |
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| 272 | ----------------------------------------------- |
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| 273 | Fix - remove nan values n scattering on deuteron (V.Ivanchenko) |
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| 274 | |
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| 275 | 17 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-08) |
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| 276 | ----------------------------------------------- |
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| 277 | Use sampling of final state for n, p scattering on deuteron |
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| 278 | and alpha from LElastic (V.Ivanchenko) |
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| 279 | |
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| 280 | 7 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-07) |
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| 281 | ----------------------------------------------- |
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| 282 | Fix complilation warnings at WINDOWS (V.Ivanchenko) |
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| 283 | |
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| 284 | 2 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-06) |
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| 285 | ----------------------------------------------- |
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| 286 | Fix complilation warnings at SUN (V.Ivanchenko) |
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| 287 | |
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| 288 | 1 June 2006 - V.Ivanchenko (ghad-cohe-V08-00-05) |
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| 289 | ----------------------------------------------- |
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| 290 | Add regime of HElastic which is not using data files (N.Starkov) |
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| 291 | Cleanup (V.Ivanchenko) |
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| 292 | |
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| 293 | 30 May 2006 - V.Ivanchenko (ghad-cohe-V08-00-04) |
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| 294 | ----------------------------------------------- |
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| 295 | Add ChargeExchangeProcess, cleanup G4HadronElastic |
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| 296 | |
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| 297 | 2 May 2006 - V.Ivanchenko (ghad-cohe-V08-00-03) |
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| 298 | ----------------------------------------------- |
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| 299 | Rename G4LElasticB -> G4HadronElastic |
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| 300 | |
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| 301 | 25 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-02) |
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| 302 | ------------------------------------------------- |
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| 303 | G4UHadronElasticProcess and G4LElasticB: use np scattering from CHIPS, |
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| 304 | fix run time warnings |
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| 305 | Rename G4LElasticB by G4HadronElastic |
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| 306 | |
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| 307 | |
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| 308 | 24 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-01) |
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| 309 | ------------------------------------------------- |
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| 310 | G4UHadronElasticProcess - new process allows to use G4Isotopes composition |
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| 311 | of elements defined by user and uses cross sections from |
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| 312 | CHIPS and HP models when appropriate |
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| 313 | |
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| 314 | 13 April 2006 - V.Ivanchenko (ghad-cohe-V08-00-00) |
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| 315 | ------------------------------------------------- |
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| 316 | G4LElasticB - moved from low_energy; bug fixes - remove charge |
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| 317 | exchange option, remove low limit on primary momentum; |
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| 318 | add limit on secondary kinetic energy; add only s-wave |
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| 319 | regime for low momentum scattering |
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| 320 | GNUmakfile - introduce dependence on chips |
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| 321 | |
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| 322 | 28 Nov 2005 - G. Cosmo (hadr-cohe-V07-01-05) |
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| 323 | --------------------------------------------- |
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| 324 | Migrated to <sstream> from G4ElasticHadrNucleusHE. |
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| 325 | |
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| 326 | 25 Nov 2005 - D. Wright (hadr-cohe-V07-01-04) |
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| 327 | --------------------------------------------- |
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| 328 | From Solaris testing: line 83 of G4DiffElasticHadrScattering.hh: |
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| 329 | multiple declaration of variable c1. Fixed. |
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| 330 | |
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| 331 | 25 Nov 2005 - D. Wright (hadr-cohe-V07-01-03) |
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| 332 | --------------------------------------------- |
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| 333 | Add detailed comments of N. Starkov from previous tags to History |
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| 334 | file: |
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| 335 | G4DiffElasticHadrNucleus.hh, .cc : |
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| 336 | add high energy elastic scattering on protons |
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| 337 | add new method HadronProtonDiffCrSec |
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| 338 | |
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| 339 | G4ElasticHadrNucleusHE.hh, .cc : |
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| 340 | add high energy elastic scattering on protons |
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| 341 | |
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| 342 | G4HadronValues.hh, .cc : |
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| 343 | use PDG value instead of static particle pointers |
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| 344 | |
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| 345 | From V. Ivantchenko: fixed memory leaks |
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| 346 | 4-momentum balance fixed, tested OK |
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| 347 | fixed compiler warnings |
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| 348 | |
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| 349 | 25 Nov 2005 - V.Ivanchenko (ghad-cohe-V07-01-03) |
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| 350 | ------------------------------------------------ |
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| 351 | Integration of recent development of the subpackage |
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| 352 | Remove of the G4Rutherford for the time being |
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| 353 | |
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