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Related papers: GEANT4 and CREME96 comparison using only proton fl…

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The transverse momentum technique is used to analyse charged-particle exclusive data in central C-Ne and C-Cu interactions at energy of 3.7 GeV per nucleon. Clear evidence of in-plane and out-of-plane (squeeze-out) flow effects for protons…

Nuclear Experiment · Physics 2007-05-23 L. Chkhaidze , T. Djobava , L. Kharkhelauri

We present observations of the 36- (4_-1 -> 3_0E) and 84-GHz (5_-1 -> 4_0 E) class I methanol maser transitions towards a sample of 94 known class I sites. These observations resulted in 93 and 92 detections in the 84- and 36-GHz…

Astrophysics of Galaxies · Physics 2019-01-30 Shari Breen , Yanett Contreras , Joanne Dawson , Simon Ellingsen , Maxim Voronkov , Tiege McCarthy

The basal plane of graphene can function as a selective barrier that is permeable to protons but impermeable to all ions and gases, stimulating its use in applications such as membranes, catalysis and isotope separation. Protons can…

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

We compare several different calculations of the atmospheric neutrino flux in the energy range relevant for contained neutrino interactions, and we identify the major sources of difference among the calculations. We find nothing that would…

High Energy Physics - Phenomenology · Physics 2014-11-17 T. K. Gaisser , M. Honda , K. Kasahara , H. Lee , S. Midorikawa , V. Naumov , Todor Stanev

A significant difference in the elliptic flow $v_2$ for particles and their corresponding antiparticles, which is more pronounced for baryons and anti-baryons, was observed in the STAR experiment during the Beam Energy Scan I (BES-I) at…

Nuclear Theory · Physics 2025-03-03 Shuai Zhou , Shusu Shi

The preliminary design of the new space gamma-ray telescope GAMMA-400 for the energy range 100 MeV - 3 TeV is presented. The angular resolution of the instrument, 1-2{\deg} at E{\gamma} ~100 MeV and ~0.01^{\circ} at E{\gamma} > 100 GeV, its…

Atmospheric muons are the most frequently observed form of cosmic radiation. Despite this, the existence of the muon flux component produced in decays of short-lived parent particles, called prompt muon flux still awaits experimental…

High Energy Physics - Experiment · Physics 2024-02-07 Piotr Kalaczyński

In the present work, we report extensive GEANT4 simulations in order to study the dependence of sensitivity of GAGG:Ce scintillation crystal based detector on thickness of the crystal. All the simulations are made considering a thermalised…

Instrumentation and Detectors · Physics 2023-06-21 Annesha Karmakar , G. Anil Kumar , Mohit Tyagi , Anikesh Pal

Typically used as a tool for Monte Carlo simulation of high energy physics experiments, GEANT4 is increasingly being employed for the simulation of complex radiotherapy treatments. Often the specification of components within a clinical…

Medical Physics · Physics 2011-05-06 Christopher M Poole , Iwan Cornelius , Jamie V Trapp , Christian M Langton

We observed atmospheric gamma-rays around 10 GeV at balloon altitudes (15~25 km) and at a mountain (2770 m a.s.l). The observed results were compared with Monte Carlo calculations to find that an interaction model (Lund Fritiof1.6) used in…

A number of experimental techniques are currently being deployed in an effort to make the first detection of ultra-high energy cosmic neutrinos. To accomplish this goal, techniques using radio and acoustic detectors are being developed,…

Astrophysics · Physics 2008-11-26 Francis Halzen , Dan Hooper

This thesis discusses two different approaches for the measurement of cosmic-ray antiparticles in the GeV to TeV energy range. The first part of this thesis discusses the prospects of antiparticle flux measurements with the proposed PEBS…

Instrumentation and Methods for Astrophysics · Physics 2009-09-15 Ph. von Doetinchem

We have analyzed and compared the performance of two novel fast-neutron imaging methods with time-of-flight spectroscopy capability. Using MCNP and GEANT code simulations of neutron and charged-particle transport in the detectors, key…

Instrumentation and Detectors · Physics 2009-11-10 D. Vartsky , I. Mor , M. B. Goldberg , I. Mardor , G. Feldman , D. Bar , A. Shor , V. Dangendorf , G. Laczko , A. Breskin , R. Chechik

We develop a first-principles formalism, based on the transport equation in the line-of-sight approximation, to link the expected number of muons at neutrino telescopes to the flux of neutrinos at the Earth's surface. We compute the…

High Energy Physics - Phenomenology · Physics 2025-08-01 Stefano Palmisano , Diego Redigolo , Michele Tammaro , Andrea Tesi

Electron(positron), proton and nuclei can be accelerated to very high energy by local supernova remnants (SNR). The famous excesses of electron and proton (nuclei) potentially come from such kind of local sources. Recently, the DAMPE…

High Energy Astrophysical Phenomena · Physics 2023-11-20 Jin-tao Wu , Ming-jun Feng , Jian-hong Ruan

The CREAM calorimeter, designed to measure the spectra of cosmic-ray nuclei from under 1 TeV to 1000 TeV, is a 20 radiation length (X0) deep sampling calorimeter. The calorimeter is comprised of 20 layers of tungsten interleaved with 20…

A search for diffuse neutrinos with energies in excess of 10^5 GeV is conducted with AMANDA-II data recorded between 2000 and 2002. Above 10^7 GeV, the Earth is essentially opaque to neutrinos. This fact, combined with the limited…

Astrophysics · Physics 2010-11-11 The IceCube Collaboration , M. Ackermann

I review latest results from AMS on electrons and positrons in primary cosmic rays in the GeV to TeV energy range. Separate fluxes for electrons and positrons as well as their sum are presented. Neither of the fluxes is compatible with a…

High Energy Physics - Experiment · Physics 2014-12-09 Martin Pohl