A5040234859- High-Energy Particle Collisions Research
- Particle physics theoretical and experimental studies
- Quantum Chromodynamics and Particle Interactions
- Nuclear reactor physics and engineering
- Nuclear physics research studies
- Particle Detector Development and Performance
- Radiation Therapy and Dosimetry
- Nuclear Physics and Applications
- Dark Matter and Cosmic Phenomena
- Radiation Effects in Electronics
- Radiation Detection and Scintillator Technologies
- Atomic and Molecular Physics
- Nuclear Materials and Properties
- Cosmology and Gravitation Theories
- Superconducting Materials and Applications
- Advanced Radiotherapy Techniques
- Statistical Methods and Bayesian Inference
- Boron Compounds in Chemistry
- Particle accelerators and beam dynamics
- Pulsars and Gravitational Waves Research
- Muon and positron interactions and applications
- Computational Physics and Python Applications
- Chemical Reactions and Isotopes
- Neutrino Physics Research
- Plant Genetic and Mutation Studies
European Organization for Nuclear Research
2012-2025
A. Alikhanyan National Laboratory
2015-2024
GSI Helmholtz Centre for Heavy Ion Research
2002-2024
Technical University of Munich
2021-2024
Homi Bhabha National Institute
2023
Institute for Nuclear Research
2014-2023
Istituto Nazionale di Fisica Nucleare, Sezione di Bologna
2010-2023
Aligarh Muslim University
2014-2023
Moscow Institute of Physics and Technology
2020-2023
University of Birmingham
2023
Depth distributions of positron-emitting nuclei in PMMA phantoms are calculated within a Monte Carlo model for heavy-ion therapy (MCHIT) based on the GEANT4 toolkit (version 8.0). The total production rates 11C, 10C and 15O compared with experimental data corresponding results FLUKA POSGEN codes. e+ annihilation points obtained by simulating radioactive decay unstable transporting positrons surrounding medium. A finite spatial resolution positron emission tomography (PET) is taken into...
We study mutual dissociation of heavy nuclei in peripheral collisions at ultrarelativistic energies. Earlier this process was proposed for beam luminosity monitoring via simultaneous registration forward and backward neutrons zero degree calorimeters the Relativistic Heavy Ion Collider (RHIC) Brookhaven National Laboratory. Electromagnetic ions is considered framework Weizs\"acker-Williams method simulated by RELDIS code. Photoneutron cross sections measured different experiments calculated...
We study energy deposition by light nuclei in tissue-like media taking into account nuclear fragmentation reactions, particular, production of secondary neutrons. The calculations are carried out within a Monte Carlo model for heavy-ion therapy (MCHIT) based on the GEANT4 toolkit. Experimental data depth–dose distributions 135–400 A MeV 12C and 18O beams described very well without any adjustment parameters. This gives confidence successful use toolkit MC simulations cancer with nuclei. due...
Experimental data and theoretical results on charge loss $\ensuremath{-}27\ensuremath{\leqslant}\ensuremath{\Delta}Z\ensuremath{\leqslant}\ensuremath{-}1$, pickup $\ensuremath{\Delta}Z=+1$, total charge-changing cross sections for $158A\phantom{\rule{0.3em}{0ex}}\mathrm{GeV}$ $_{82}^{208}\mathrm{Pb}$ ions ${\mathrm{CH}}_{2}$, $\mathrm{C}$, $\mathrm{Al}$, $\mathrm{Cu}$, $\mathrm{Sn}$, $\mathrm{Au}$ targets are presented. Calculations based the revisited abrasion-ablation model hadronic...
A new version of the Abrasion–Ablation Monte Carlo for Colliders model with Minimum Spanning Tree clusterization algorithm (AAMCC-MST) is used to simulate 16O–16O collisions at LHC, accounting presence alpha-clustered states in 16O. The yields He, Li, Be, B, C and N spectator nuclei are calculated taking into account pre-equilibrium matter short-range correlations (SRC) between nucleons impact α-clustering SRC on production neutrons deuterons investigated. results fragments can help...
Simultaneous measurements of inclusive energy spectra and multiplicities ${\mathrm{\ensuremath{\pi}}}^{\ifmmode\pm\else\textpm\fi{}}$, ${\mathit{K}}^{\ifmmode\pm\else\textpm\fi{}}$, n, p, d, t following antiproton annihilation on nuclei over a wide range in the case neutrons down to evaporative part are reported. Thirteen targets mass A=12--238 were used target dependent investigation fast stage antiproton-nucleus interaction. The deduced transferred, preequilibrium equilibrium excitation...
Beams of 4 He and 16 O nuclei are considered for ion-beam cancer therapy as alternative options to protons 12 C nuclei.Spread-out Bragg peak (SOBP) distributions physical dose relative biological effectiveness 10% survival calculated by means our Geant4-based Monte Carlo model Heavy Ion Therapy (MCHIT) the modified microdosimetric kinetic model.The depth cell fractions 1 H, He, tissues with normal (HSG cells), low high radiosensitivity.In each case were compared separately target volume,...
We study the spatial distributions of β+-activity produced by therapeutic beams 3He and 12C ions in various tissue-like materials. The calculations were performed within a Monte Carlo model for heavy-ion therapy (MCHIT) based on GEANT4 toolkit. contributions from positron-emitting nuclei with T1/2 > 10 s, namely 10,11C, 13N, 14,15O, 17,18F 30P, calculated compared experimental data obtained during after irradiation, where available. Positron-emitting are created beam fragmentation reactions...
The Giessen Boltzmann-Uehling-Uhlenbeck transport model with relativistic mean fields is used to simulate $\overline{p}$-nucleus collisions. Antiproton absorption cross sections and momentum distributions of annihilation products are calculated by varying the $\overline{p}$ coupling strength meson fields. Parameters antiproton-nucleus optical potential extracted from comparison calculations experimental data.
We study nuclear reactions induced by virtual photons associated with Lorentz-boosted Coulomb fields of ultrarelativistic heavy ions. Evaporation, fission, and multifragmentation mechanisms are included in a new RELDIS code, which describes the deexcitation residual nuclei formed after single double photon absorption peripheral heavy-ion collisions. Partial cross sections for different dissociation channels, including multiple neutron emission ones, calculated compared data when available....
We study the disintegration of nuclei by strong electromagnetic fields induced ultrarelativistic heavy ions. The proposed multistep model includes (1) absorption a virtual photon nucleus, (2) intranuclear cascades produced hadrons, and (3) statistical decay excited residual nucleus. combined describes well existing data on projectile fragmentation at energy 200 GeV per nucleon. Electromagnetic multifragmentation is predicted to be an important reaction mechanism RHIC LHC energies.
A strong increase of inclusive nuclear-charge pickup cross sections, forming ${}_{83}\mathrm{Bi}$ from $158A\mathrm{GeV}$ ${}_{82}\mathrm{Pb}$ ions, is observed in comparison to similar measurements at $10.6A\mathrm{GeV}$. From the dependence these sections on target atomic number, this attributed electromagnetic process pion production by equivalent photons. The can be reproduced quantitatively using recently developed RELDIS code.