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Related papers: Using Geant4 in the BaBar Simulation

200 papers

BaBar has recently deployed a new event data format referred to as the Mini. The Mini uses efficient packing and aggressive noise suppression to represent the average reconstructed BaBar event in under 7 KBytes. The Mini packs detector…

High Energy Physics - Experiment · Physics 2007-05-23 David N. Brown , representing the BaBar Collaboration

CMS experiment is using Geant4 for Monte-Carlo simulation of the detector setup. Validation of physics processes describing hadronic showers is a major concern in view of getting a proper description of jets and missing energy for signal…

Instrumentation and Detectors · Physics 2018-08-09 Stefan Piperov

Gas Electron Multiplier (GEM)-based detectors using a layer of 10B as a neutron converter is becoming popular for thermal neutron detection. A common strategy to simulate this kind of detector is based on two frameworks: Geant4 and…

Instrumentation and Detectors · Physics 2022-12-21 R. Felix dos Santos , M. G. Munhoz , M. Moralles , L. A. Serra Filho , M. Bregant , F. A. Souza

A phonon and charge transport simulation based on the Geant4 Monte Carlo toolkit is presented. The transport code is capable of propagating acoustic phonons, electrons and holes in cryogenic crystals. Anisotropic phonon propagation, oblique…

Instrumentation and Detectors · Physics 2014-03-21 D. Brandt , R. Agnese , P. Redl , K. Schneck , M. Asai , M. Kelsey , D. Faiez , E. Bagli , B. Cabrera , R. Partridge , T. Saab , B. Sadoulet

The Geant4 toolkit is the leading software for the simulation of particle transport through matter, widely used in nuclear physics, high-energy physics, and medical physics. However, the initial learning curve for new developers can be…

High Energy Physics - Experiment · Physics 2026-01-14 Jing Liu

De-excitation $\gamma$ cascades from neutron captures form a dominant background to MeV-scale signals. The Geant4 Monte Carlo simulation toolkit is widely used to model backgrounds in nuclear and particle physics experiments. While its…

Computational Physics · Physics 2025-05-12 Leo Weimer , Emma Ellingwood , Otis Fischer , Michela Lai , Shawn Westerdale

Radiation detection is vital for space, medical imaging, homeland security, and environmental monitoring applications. In the past, the Monte Carlo radiation transport toolkit, Geant4, has been employed to enable the effective development…

Instrumentation and Detectors · Physics 2024-10-14 Lysander Miller , Airlie Chapman , Katie Auchettl , Jeremy M. C. Brown

The construction of modern detectors used in high-energy physics experiments is typically guided by modeling with the Geant4 toolkit to evaluate detector performance in terms of geometrical acceptance and detection efficiency. Several…

Instrumentation and Detectors · Physics 2026-01-05 S. D. Savenkov , A. O. Svetlichnyi , I. A. Pshenichnov

Underground experiments searching for rare events, such as interactions from dark matter, need to exhibit background as low as possible. One source of background is from cosmic ray muons and muon-induced neutron production. Presently these…

High Energy Physics - Experiment · Physics 2024-01-23 Haichuan Cao , David Koltick

Full detector simulation was among the largest CPU consumer in all CERN experiment software stacks for the first two runs of the Large Hadron Collider (LHC). In the early 2010's, the projections were that simulation demands would scale…

A primary objective in contemporary low background physics is the search for rare and novel phenomena beyond the Standard Model of particle physics, e.g. the scattering off of a potential Dark Matter particle or the neutrinoless double beta…

Instrumentation and Methods for Astrophysics · Physics 2026-02-20 H. Kluck , R. Breier , A. Fuß , V. Mokina , V. Palušová , P. Povinec

The proposed work demonstrates the results of creating and investigating the mathematical model of the source of fast neutrons. The model carrier is a computer program developed in the C++ programming language in the Linux operating system…

Computational Physics · Physics 2020-01-30 Tetiana Malykhina , Viktoriia Lisovska , Valentina Shpagina , Ruslan Timchenko

This extended abstract briefly summarizes ongoing research activity on the evaluation and experimental validation of physics methods for photon and electron transport. The analysis includes physics models currently implemented in Geant4 as…

Since May 1999 the BABAR detector has been taking data at the PEP-II asymmetric electron-positron collider at the Stanford Linear Accelerator Center, California. This experiment requires a very large data sample and the PEP-II accelerator…

High Energy Physics - Experiment · Physics 2014-11-17 P. D. Dauncey

The BABAR detector, situated at the SLAC PEP-II asymmetric e^+e^- collider, has been recording data at energies on and around the Upsilon(4S) resonance since May 1999. In this paper, we briefly describe the PEP-II B Factory and the BABAR…

High Energy Physics - Experiment · Physics 2007-05-23 The BABAR Collaboration , B. Aubert

About 90% of the computing resources available to the LHCb experiment has been spent to produce simulated data samples for Run 2 of the Large Hadron Collider at CERN. The upgraded LHCb detector will be able to collect larger data samples,…

High Energy Physics - Experiment · Physics 2024-09-02 Matteo Barbetti

A Monte Carlo framework, MaGe, has been developed based on the Geant4 simulation toolkit. Its purpose is to simulate physics processes in low-energy and low-background radiation detectors, specifically for the Majorana and Gerda $^{76}$Ge…

We present a GPU-accelerated method for muon transport based on histogram sampling that delivers orders of magnitude faster performance than CPU-based Geant4 simulation. Our method employs precomputed histograms of momentum loss and…

Computational Physics · Physics 2025-12-12 Luis Felipe P. Cattelan , Shah Rukh Qasim , Patrick H. Owen , Nicola Serra

The new simulation for the ATLAS detector at LHC is performed using Geant4 in a complete OO/C++ environment. In this framework the simulation of the various test beams for the different ATLAS subdetectors offers an excellent opportunity to…

Data Analysis, Statistics and Probability · Physics 2007-05-23 Andrea Dell'Acqua

Collider experiments, such as those at the Large Hadron Collider, use the Geant4 toolkit to simulate particle-detector interactions with high accuracy. However, these experiments increasingly require larger amounts of simulated data,…

Instrumentation and Detectors · Physics 2025-09-10 Piyush Raikwar , Anna Zaborowska , Peter McKeown , Renato Cardoso , Mikolaj Piorczynski , Kyongmin Yeo