Results 31 to 40 of about 64,212 (257)

Validating Geant4 and its FLUKA.CERN interface against calorimeters beam tests [PDF]

open access: yesEPJ Web of Conferences
The Geant4 Collaboration is leading a long-term validation program to port calorimeter test-beam simulations and results into geant-val, the Geant4 validation and testing suite.
Pezzotti Lorenzo   +3 more
doaj   +1 more source

Monte Carlo Simulation of γ-γ Correlation Functions

open access: yesAtoms, 2020
γ - γ correlation functions are mathematical expressions that describe the angular distribution of cascade γ -rays emitted from an atomic nucleus.
Mohamed Omer, Mahmoud Bakr
doaj   +1 more source

Geant4 Atomic Relaxation

open access: yesIEEE Transactions on Nuclear Science, 2005
The Low Energy Electromagnetic package of the Geant4 toolkit incorporates a component for the simulation of atomic relaxation of elements with atomic number between 6 and 100. This process is triggered by the creation of a vacancy in the atomic shell occupancy as a result of an incident particle interaction with an atom of the target material.
A. Mantero   +5 more
openaire   +3 more sources

The Accuracy of Cerenkov Photons Simulation in Geant4/Gate Depends on the Parameterization of Primary Electron Propagation

open access: yesFrontiers of Physics, 2022
Energetic electrons traveling in a dispersive medium can produce Cerenkov radiation. Cerenkov photons’ prompt emission, combined with their predominantly forward emission direction with respect to the parent electron, makes them extremely promising to ...
C. Trigila   +3 more
semanticscholar   +1 more source

Comparing Geant4 physics models for proton-induced dose deposition and radiolysis enhancement from a gold nanoparticle

open access: yesScientific Reports, 2022
Gold nanoparticles (GNPs) are materials that make the tumor cells more radiosensitive when irradiated with ionizing radiation. The present study aimed to evaluate the impact of different physical interaction models on the dose calculations and ...
Saeed Rajabpour   +3 more
semanticscholar   +1 more source

Estimated equivalent radiation dose at different altitudes in Earth’s atmosphere

open access: yesSolar-Terrestrial Physics, 2022
The paper reports the results of simulation of cosmic ray proton transport through Earth’s atmosphere. The main objective of this work is to obtain characteristics of secondary particle fluxes at different altitudes and to convert them to equivalent dose
Maurchev E. A.   +4 more
doaj   +1 more source

Design and Optimisation of a Three Layers Thermal Neutron, Fast Neutron and Gamma-Ray Imaging System [PDF]

open access: yesEPJ Web of Conferences, 2020
The design and configuration of a multi-layered imaging system with the ability to detect thermal neutrons, fast neutrons and gamma rays has been developed and its efficacy demonstrated.
Al Hamrashdi H., Monk S. D., Cheneler D.
doaj   +1 more source

Geant4 Modeling of Cellular Dosimetry of 188Re: Comparison between Geant4 Predicted Surviving Fraction and Experimentally Surviving Fraction Determined by MTT Assay [PDF]

open access: yesJournal of Biomedical Physics and Engineering, 2021
Background: The importance of cellular dosimetry in both diagnostic and radiation therapy is becoming increasingly recognized. Objective: This study aims to compare surviving fractions, which were predicted using Geant4 and contained three types of ...
Sara Mohammadi   +2 more
doaj   +1 more source

Cálculo de Coeficientes de Fluência de Nêutrons para Equivalente de Dose Individual Utilizando o Geant4

open access: yesBrazilian Journal of Radiation Sciences, 2015
Fluence to dose equivalent conversion coefficients provide the basis for the calculation of area and personal monitors.  Recently, the ICRP has started a revision of these coefficients, including new Monte Carlo codes for benchmarking.
Rosane Moreira Ribeiro   +5 more
doaj   +1 more source

Upgrade of CMS Full Simulation for Run 2 [PDF]

open access: yesEPJ Web of Conferences, 2019
We report on the status of the CMS full simulation software for Run 2 operations of the LHC. Initially, Geant4 10.0p02 was used and about 16 billion events were produced for analysis of 2015-2016 data.
Ivanchenko Vladimir, Banerjee Sunanda
doaj   +1 more source

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