Results 71 to 80 of about 2,973 (184)

Geant4 Monte-Carlo (GEMC) A database-driven simulation program [PDF]

open access: yesEPJ Web of Conferences
GEMC[1] is an application that harnesses the power of databases to execute Geant4 Monte-Carlo simulations. The databases (MYSQL, CSQL, TEXT) define the geometry, materials, digitization algorithms, readout electronics and output formats. Implemented in C+
Ungaro Maurizio
doaj   +1 more source

Editorial: 3rd International Workshop on Microdosimetry for Particle Therapy: Bridging Physics and Biology

open access: yes
Precision Radiation Oncology, EarlyView.
Sandra Barna   +9 more
wiley   +1 more source

Al‐Khadhaf: The first camera‐observed (H5–6) meteorite fall from Oman

open access: yesMeteoritics &Planetary Science, Volume 61, Issue 3, Page 522-547, March 2026.
Abstract A fireball camera system installed in 2022 by the Oman Meteorite Monitoring Project (OMMP) as part of the Global Fireball Observatory (GFO) recorded a 3.2 s fireball on March 8, 2022 at 8:15 p.m. UTC. A meteoroid of 4 ± 2 kg entered the atmosphere at 14.0 km/s.
Anna Zappatini   +18 more
wiley   +1 more source

Commissioning of a Monte Carlo‐based scanning proton beam for breast cancer: Incorporating LETd calculations and variable RBE models

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 2, February 2026.
Abstract Background Using a constant relative biological effectiveness (RBE = 1.1) in proton therapy may underestimate the RBE‐weighted dose in high linear energy transfer (LET) regions at the distal end of the beam, thereby limiting the ability to accurately predict clinical outcomes.
Zhen Cao, Qing Zhang, Jingfang Zhao
wiley   +1 more source

Introduction to the Geant4 Simulation toolkit

open access: yesAIP Conference Proceedings, 2011
Geant4 is a Monte Carlo simulation Toolkit, describing the interactions of particles with matter. Geant4 is widely used in radiation physics research, from High Energy Physics, to medical physics and space science, thanks to its sophisticated physics component, coupled with advanced functionality in geometry description.
S. Guatelli   +7 more
openaire   +2 more sources

Ice Lithography: Recent Progress Opens a New Frontier of Opportunities

open access: yesAdvanced Functional Materials, Volume 36, Issue 12, 9 February 2026.
This review focuses on recent advancements in ice lithography, including breakthroughs in compatible precursors and substrates, processes and applications, hardware, and digital methods. Moreover, it offers a roadmap to uncover innovation opportunities for ice lithography in fields such as biological, nanoengineering and microsystems, biophysics and ...
Bingdong Chang   +9 more
wiley   +1 more source

Positron Source Simulations using Geant4

open access: yes, 2010
The development of an intense polarised positron sources provides a challenge for a new generation of linear colliders. The software framework Geant4, a toolkit for simulation of the passage of particles trough matter, features tracking capabilities of charged particles in electromagnetic fields, and also includes the description of polarisation ...
Ushakov, A., Riemann, S., Schälicke, A.
openaire   +2 more sources

Radiation Effects in Electret Organic Thin‐Film Transistors Due to High Flux and High Dose X‐Ray Irradiation

open access: yesAdvanced Materials, Volume 38, Issue 8, 6 February 2026.
Electret‐style organic thin‐film transistors are evaluated for synchrotron X‐ray dosimetry at ultra‐high dose rates, showing promising performance and agreement with standard detectors. XPS and NEXAFS reveal radiation‐induced oxidation and Fermi level shifts in pentacene and polystyrene, correlating with reduced charge carrier mobility and providing ...
Alexandria Mitchell   +12 more
wiley   +1 more source

Nuclear spectroscopy with Geant4

open access: yesEPJ Web of Conferences, 2016
The simulation toolkit Geant4 was originally developed at CERN for high-energy physics. Over the years it has been established as a swiss army knife not only in particle physics but it has seen an accelerated expansion towards nuclear physics and more ...
Sarmiento Luis G.
doaj   +1 more source

Geant4 Modifications for Accurate Fission Simulations

open access: yesPhysics Procedia, 2017
Abstract Monte Carlo is one of the methods to simulate the generation and transport of radiation through matter. The most widely used radiation simulation codes are MCNP and Geant4. The simulation of fission production and transport by MCNP has been thoroughly benchmarked.
Jiawei Tan, Joseph Bendahan
openaire   +1 more source

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