Simulation of distribution of radiation energy density in water balls

Simulation of distribution of radiation energy density in water balls 1 corresp first-author Corresponding author Corresponding author 1 1 1 1 2 2 Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China; Department of Modern Physics, University of Science and Technology of China, Hefei 230026, China; Department of Physics, University of Missouri-Kansas City, Kansas City, Missouri 64110, USA Department of Physics, University of Missouri-Kansas City, Kansas City, Missouri 64110, USA The distribution of energy deposition density in radiate region and its surrounding areas from γ-rays was simulated and analyzed for a water-ball model with Geant4 package (Geant4.7.0,2005) developed by CERN (the Center of European Research of Nucleus). The results show that the distribution depends strongly on the collimating condition of radiation beam. A well-collimated beam would reduce radiation effects on surrounding areas. Water ball Radiation energy density distribution Energy deposition Geant 4 References Agostinelli A , Allison J , Amako K , et al . Nucl Instr Meth , 2003 , A 506 : 250 Nucl Instr Meth Physics Reference Manual at the Geant 4 . Available from: < http://geant4.web.cern.ch/geant4 > Physics Reference Manual at the Geant 4 Geant 4 User Guide , CERN Geant 4 User Guide American Institute of Physics , Particle physics booklet . 1994 : 225 Particle physics booklet PAW——Physics Analysis Workstation The Complete Reference, Version 1.07 , CERN PAW——Physics Analysis Workstation The Complete Reference, Version 1.07 TN25,O571.33 Supported by "Hundred people Plan Fund" of CAS 2005-07-04 2005-12-01 2021-01-19 2005 Nuclear Science and Techniques 06 16