Import Geant4 10.0.0 source tree
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$Id: README,v 1.9 2010-10-08 10:01:35 sincerti Exp $
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$Id: README 73136 2013-08-19 14:28:09Z sincerti $
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@@ -11,10 +11,11 @@ $Id: README,v 1.9 2010-10-08 10:01:35 sincerti Exp $
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CORRESPONDING AUTHOR
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S. Incerti (a, *), V. Ivanchenko.
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S. Incerti (a, *), V. Ivanchenko (b), M. Karamitros (a)
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a. Centre d'Etudes Nucleaires de Bordeaux-Gradignan
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(CENBG), IN2P3 / CNRS / Bordeaux 1 University, 33175 Gradignan, France
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* e-mail:incerti@cenbg.in2p3.fr
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b. G4AI Ltd, UK
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* e-mail:incerti@cenbg.in2p3.fr
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---->0. INTRODUCTION.
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@@ -22,6 +23,19 @@ The microdosimetry example simulates the track of a 5 MeV proton in liquid water
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Geant4 standard EM models are used in the World volume while Geant4-DNA models
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are used in a Target volume, declared as a Region.
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This example is provided by the Geant4-DNA collaboration.
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These processes and models are further described at:
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http://geant4-dna.org
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Any report or published results obtained using the Geant4-DNA software shall
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cite the following Geant4-DNA collaboration publication:
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Med. Phys. 37 (2010) 4692-4708
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We also suggest these other references related to this example:
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Nucl. Instrum. and Meth. B 273 (2012) 95-97
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Prog. Nucl. Sci. Tec. 2 (2011) 898-903
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---->1. GEOMETRY SET-UP.
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The geometry is a 1 mm side cube (World) made of liquid water containing a smaller cubic Target volume of liquid
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@@ -33,27 +47,26 @@ Make sure G4LEDATA points to the low energy electromagnetic libraries.
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The variable G4ANALYSIS_USE must be set to 1.
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In order to generate histograms, at least one of the AIDA implementations should be
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available.
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The code should be compiled with gmake.
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The code can be compiled with cmake.
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It works in MT mode.
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---->3. HOW TO RUN THE EXAMPLE
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In interactive mode, run:
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> $G4WORDIR/bin/$G4SYSTEM/Microdosimetry
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./microdosimetry
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The macro microdosimetry.mac is executed by default.
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To get visualization, make sure to uncomment the #/control/execute vis.mac
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line in the macro.
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line in the macro (not recommended).
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---->4. PHYSICS
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This example shows:
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- how to use the Geant4-DNA processes,
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- how to affect them a name
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- how to affect them a number
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- how to combine them with Standard EM Physics.
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A simple electron capture process is also provided in order to kill electrons
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@@ -67,6 +80,9 @@ The output results consists in a microdosimetry.root file, containing for each s
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- the type of particle for the current step
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- the type of process for the current step
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- the track position of the current step (in nanometers)
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- the energy deposit along the current step (in eV)
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- the step length (in nm)
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- the total enery loss along the current step (in eV)
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This file can be easily analyzed using for example the provided ROOT macro
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file plot.C; to do so :
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