Results 41 to 50 of about 54,226 (221)

Quantitative Test of the Evolution of Geant4 Electron Backscattering Simulation

open access: yes, 2016
Evolutions of Geant4 code have affected the simulation of electron backscattering with respect to previously published results. Their effects are quantified by analyzing the compatibility of the simulated electron backscattering fraction with a large ...
Basaglia, Tullio   +6 more
core   +1 more source

Experimental spectra analysis in THM with the help of simulation based on Geant4 framework [PDF]

open access: yes, 2014
The Coulomb barrier and electron screening cause difficulties in directly measuring nuclear reaction cross sections of charged particles in astrophysical energies.
Fu, Yuanyong   +7 more
core   +2 more sources

Response of a proportional counter to $^{37}$Ar and $^{71}$Ge: measured spectra versus Geant4 simulation

open access: yes, 2016
The energy deposition spectra of $^{37}$Ar and $^{71}$Ge in a miniature proportional counter are measured and compared in detail to the model response simulated with Geant4.
Abdurashitov, D. N   +3 more
core   +1 more source

Range Different of Mono-Energetic 290 MeV/u Carbon Ion Across Geant4 Version with Variation of I-values

open access: yesJPFT (Jurnal Pendidikan Fisika dan Teknologi)
The mean ionization potential (I-value) is a primary determinant of the position of the heavy ion Bragg peak. To minimize their impact on beam range errors and quantify their uncertainties, the currently used I-values in Geant4 material database are ...
M. Arif Efendi, Sitti Yani
doaj   +1 more source

Sensitive Volume Modeling in Calculation of Space Radiation-Induced SEU Cross Section [PDF]

open access: yesفصلنامه علوم و فناوری فضایی, 2014
Shape and size of sensitive volume are the most important parameters to model electronic devices for calculation of the SEU rate from space radiations. So far different models have been proposed for estimation of the sensitive volume.
S. Boorboor, S. A. H. Feghhi, H. Jafari
doaj  

Investigating the Role of Bismuth Oxide and Gadolinium Oxide as an Enhancer of the Gamma Shielding Ability of Polymer Compounds Based on Unsaturated Resin Using the Monte Carlo Simulation Geant4 Tool [PDF]

open access: yesJournal of Advanced Materials in Engineering
The presence of lead as the first radiation shielding with a series of good features such as high density and having some flexibility and a series of inappropriate features such as toxicity, low physical and chemical stability, and high weight, has long ...
M. Rahmani Vareki   +2 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

Biomimetic Polymerization of Tellurocysteine: Breaking the Natural Amino Acid Radioprotection Limitation

open access: yesAdvanced Science, EarlyView.
Inspired by natural amino acid polymer‐melanin systems, this study strategically incorporated tellurocysteine to develop advanced radiation‐shielding materials. This approach transformed the primary interaction mechanism between melanin‐based materials and incident photons from Compton scattering to the photoelectric effect. Tellurocysteine‐polymerized
Wei Chen   +6 more
wiley   +1 more source

Development of a Geant4 Solid for Stereo Mini-jet Cells in a Cylindrical Drift Chamber

open access: yes, 2003
Stereo mini-jet cells will be indispensable components of a future $e^+e^-$ linear collider central tracker such as JLC-CDC. There is, however, no official Geant4 solid available at present to describe such geometrical objects, which had been a major ...
Keisuke Fujii   +3 more
core   +2 more sources

Dose Calculations of SPECT Simulations on Dynamical Targets with GATE / GEANT4

open access: yesCumhuriyet Science Journal, 2019
Simulations of SPECT studies have been taken attention withthe fact that more accurate results can be constructed in medical imaging with developingcomputing techniques.
Sinan Kuday
doaj   +1 more source

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