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Related papers: Modeling heavy ion ionization loss in the MARS15 c…

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Computation of collisional energy loss in a finite size QCD medium has become crucial to obtain reliable predictions for jet quenching in ultra-relativistic heavy ion collisions. We here compute this energy loss up to the zeroth order in…

Nuclear Theory · Physics 2008-11-26 Magdalena Djordjevic

Results of detailed Monte Carlo energy deposition studies performed for the LBNE absorber core and the surrounding shielding with the MARS15 code are described. The model of the entire facility, that includes a pion-production target,…

Accelerator Physics · Physics 2015-01-30 Igor L. Rakhno , Nikolai V. Mokhov , Igor S. Tropin

The main modification to high $p_t$ jets evolving in the quark gluon plasma is the depletion of their energy to the thermal background. Despite the prominent role played by energy loss effects in jet quenching, their theoretical description…

High Energy Physics - Phenomenology · Physics 2024-09-30 João Barata , Ian Moult , João M. Silva

In the standard seesaw model, finite corrections to the neutrino mass matrix arise from one-loop self-energy diagrams mediated by a heavy neutrino. We discuss the impact that these corrections may have on the different low-energy neutrino…

High Energy Physics - Phenomenology · Physics 2015-06-03 D. Aristizabal Sierra

Recent interest in New Early Dark Energy (NEDE), a cosmological model with a vacuum energy component decaying in a triggered phase transition around recombination, has been sparked by its impact on the Hubble tension. Previous constraints…

Cosmology and Nongalactic Astrophysics · Physics 2023-08-02 Juan S. Cruz , Steen Hannestad , Emil Brinch Holm , Florian Niedermann , Martin S. Sloth , Thomas Tram

Monte Carlo simulations of a model for $\gamma$-Fe$_2$O$_3$ (maghemite) single particle of spherical shape are presented aiming at the elucidation the specific role played by the finite size and the surface on the anomalous magnetic…

Materials Science · Physics 2007-05-23 Oscar Iglesias , Amilcar Labarta , Felix Ritort

In the standard seesaw model, finite corrections to the neutrino mass matrix arise from one-loop self-energy diagrams mediated by heavy neutrinos. We discuss the impact that these corrections may have on the different entries of the…

High Energy Physics - Phenomenology · Physics 2011-10-31 D. Aristizabal Sierra

Very soon the LHC will provide beams for heavy ion collisions at 5.52 TeV/nucleon. This center-of-mass energy results in a large cross-section for producing high-$E_T$ ($>$ 50 GeV) jets that are distinct from the soft, underlying event.…

Nuclear Experiment · Physics 2019-08-13 N. Grau

As experimental constraints on DM interactions become ever more sensitive and push into new regimes of DM mass, it becomes more and more challenging to accurately model the process by which Dark Matter particles lose energy through…

High Energy Physics - Phenomenology · Physics 2017-12-05 M. Shafi Mahdawi , Glennys R. Farrar

We report on a numerical study of the density matrix functional introduced by Lieb, Solovej and Yngvason for the investigation of heavy atoms in high magnetic fields. This functional describes {\em exactly} the quantum mechanical ground…

atom-ph · Physics 2009-10-28 Kristinn Johnsen , Jakob Yngvason

The effect of finite nuclear mass on the magnetic-dipole transition probabilities between fine-structure levels of the same term is investigated. Based on a rigorous QED approach a nonrelativistic formula for the recoil correction to first…

Atomic Physics · Physics 2009-11-13 A. V. Volotka , D. A. Glazov , G. Plunien , V. M. Shabaev , I. I. Tupitsyn

Based on Monte Carlo (MC) simulations of the interaction of energetic noble gas ions with carbon nanostructures, we have derived the ion-deposited energy formulas and their applications for the above interaction. We also have studied the…

Mesoscale and Nanoscale Physics · Physics 2020-07-21 Li-Ping Zheng , Jian-Qing Cao , Peng-Yu Ren , Guo-Liang Ma

Nuclear matrix elements (NME) are a crucial input for the interpretation of neutrinoless double beta decay data. We consider a representative set of recent NME calculations from different methods and investigate the impact on the present…

High Energy Physics - Phenomenology · Physics 2023-07-05 Federica Pompa , Thomas Schwetz , Jing-Yu Zhu

By working out the Bethe sum rule, a boundary condition that takes the form of a linear equality is derived for the fine structure observed in ionization edges present in electron energy-loss spectra. This condition is subsequently used as…

Materials Science · Physics 2024-11-08 Daen Jannis , Wouter Van den Broek , Zezhong Zhang , Sandra Van Aert , Jo Verbeeck

Thoroughly understanding the transport and energy loss of intense ion beams in dense matter is essential for high-energy-density physics and inertial confinement fusion. Here, we report a stopping power experiment with a high-intensity…

We revisit the extraction of the $|V_{ud}|$ CKM matrix element from the superallowed transition decay rate of $^{26m}$Al$\rightarrow$$^{26}$Mg, focusing on finite nuclear size effects. The decay rate dependence on the $^{26m}$Al charge…

Nuclear Theory · Physics 2025-10-20 M Gorchtein , V Katyal , B Ohayon , B K Sahoo , CY Seng

An implementation of both the ALICE code and TENDL evaluated nuclear data library in order to describe nuclear reactions by low-energy projectiles in the Monte Carlo code MARS15 is presented. Comparisons between results of modelling and…

Accelerator Physics · Physics 2015-01-30 Igor L. Rakhno , Nikolai V. Mokhov , Konstantin K. Gudima

The multiple electron loss of heavy projectiles in fast ion-atom collisions has been studied in the framework of the sudden perturbation approximation. Especially, a model is developed to calculate the cross sections for the loss of any…

Comprehensive studies with the MARS15(2016) Monte-Carlo code are described on evaluation of prompt and residual radiation levels induced by nominal and accidental beam losses in the 5-MW, 2-GeV European Spallation Source (ESS) Linac. These…

Accelerator Physics · Physics 2017-05-08 N. V. Mokhov , Yu. I. Eidelman , I. L. Rakhno , L. Tchelidze , I. S. Tropin

We calculate the orbital magnetization of a confined 2DEG as a function of the number of electrons in the system. Size effects are investigated by systematically increasing the area of the confining region. The results for the finite system…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Sigurdur I. Erlingsson , Andrei Manolescu , Vidar Gudmundsson