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Quantum Molecular Dynamics models (QMD) are Monte Carlo approaches targeted at the description of nucleon-ion and ion-ion collisions. We have developed a QMD code, which has been used for the simulation of the fast stage of ion-ion…

A new version of Monte Carlo generator ELRADGEN for simulation of real photon emission in elastic electron-proton scattering is presented. The extensions in the new version include opportunity to deal with polarized particles:…

高能物理 - 唯象学 · 物理学 2009-12-14 I. Akushevich , A. Ilyichev , N. Shumeiko

We outline the steps needed in to calibrate the Monte Carlo code in order to perform large scale simulations of real globular clusters. We calibrate the results against $N$-body simulations for $N = 2500$, 10000 and for the old open cluster…

天体物理学 · 物理学 2009-11-13 Mirek Giersz , Douglas C. Heggie

Total inclusive cross sections for neutral and charged pion production in proton-nucleus and nucleus-nucleus reactions have been calculated and compared to experiment. Nucleon-nucleon theoretical cross sections have been scaled up to…

核理论 · 物理学 2008-11-26 John W. Norbury , Lawrence W. Townsend

Recently, Syljuasen and Sandvik proposed a new framework for constructing algorithms of quantum Monte Carlo simulation. While it includes new classes of powerful algorithms, it is not straightforward to find an efficient algorithm for a…

统计力学 · 物理学 2009-11-07 Kenji Harada , Naoki Kawashima

We show that the algorithm originally proposed by Collins and Knowles for spin correlations in the QCD parton shower can be used in order to include spin correlations between the production and decay of heavy particles in Monte Carlo event…

高能物理 - 唯象学 · 物理学 2009-11-07 Peter Richardson

Recent developments in the physical model of 1 MeV to 100 TeV hadron and lepton interactions with nuclei and atoms are described. These include a new nuclear cross section library, a model for soft pion production, the cascade-exciton…

核理论 · 物理学 2007-05-23 N. V. Mokhov , S. I. Striganov , A. Van Ginneken , S. G. Mashnik , A. J. Sierk , J. Ranft

We propose a novel approach to measure spin polarization of nucleons produced in electron--positron collisions. Using existing tracking devices and supporting structure material, general-purpose spectrometers can be utilized as a…

高能物理 - 唯象学 · 物理学 2025-01-07 Yu-Tie Liang , Xiao-Rong Lv , Andrzej Kupsc , Boxing Gou , Hai-Bo Li

This chapter is devoted to the computation of equilibrium (thermodynamic) properties of quantum systems. In particular, we will be interested in the situation where the interaction between particles is so strong that it cannot be treated as…

介观与纳米尺度物理 · 物理学 2016-02-03 Alexei Filinov , Jens Böning , Michael Bonitz

These lecture notes introduce quantum spin systems and several computational methods for studying their ground-state and finite-temperature properties. Symmetry-breaking and critical phenomena are first discussed in the simpler setting of…

强关联电子 · 物理学 2015-03-17 Anders W. Sandvik

We present a new, biased Monte Carlo scheme for simulating complex, cyclic peptides. Backbone atoms are equilibrated with a biased rebridging scheme, and side-chain atoms are equilibrated with a look-ahead configurational bias Monte Carlo.…

生物物理 · 物理学 2009-10-31 Minghong G. Wu , Michael W. Deem

Monte Carlo evaluation is used to calculate heavy-ion elastic scattering including the center-of-mass correction and the Coulomb interaction.Angular distributions are presented for a number of nuclear pairs over a wide energy range using…

核理论 · 物理学 2015-06-04 W. R. Gibbs , Jean-Pierre Dedonder

Calibration of individual based models (IBMs), successful in modeling complex ecological dynamical systems, is often performed only ad-hoc. Bayesian inference can be used for both parameter estimation and uncertainty quantification, but its…

统计计算 · 统计学 2017-11-09 Jonas Šukys , Mira Kattwinkel

Nucleon-ion and ion-ion collisions at non relativistic bombarding energies can be described by means of Monte Carlo approaches, such as those based on the Quantum Molecular Dynamics (QMD) model. We have developed a QMD code, to simulate the…

核理论 · 物理学 2008-09-14 M. V. Garzelli

We present a new parton level Monte Carlo program for the calculation of jet cross sections in Deep Inelastic Scattering based on Born and next-to-leading order matrix elements. Using a class of invariant jet definition schemes, the program…

高能物理 - 唯象学 · 物理学 2008-02-03 T. Brodkorb , E. Mirkes

We report on the development of a new shell-model Monte Carlo algorithm which uses the proton-neutron formalism. Shell model Monte Carlo methods, within the isospin formulation, have been successfully used in large-scale shell-model…

核理论 · 物理学 2015-06-26 C. Ozen , D. J. Dean

The new monte-carlo generator of heavy ion collisions, DCM-SMM, based on Dubna Cascade Model (DCM-QGSM) and Statistical Multifragmentation Model (SMM) is described. The model aimed to generate particle--nucleus and nucleus--nucleus…

核理论 · 物理学 2020-07-15 M. Baznat , A. Botvina , G. Musulmanbekov , V. Toneev , V. Zhezher

This article presents new features of the MCSANC v.1.20 program, a Monte Carlo tool for calculation of the next-to-leading order electroweak and QCD corrections to various Standard Model processes. The extensions concern implementation of…

高能物理 - 唯象学 · 物理学 2016-05-04 A. Arbuzov , D. Bardin , S. Bondarenko , P. Christova , L. Kalinovskaya , U. Klein , V. Kolesnikov , L. Rumyantsev , R. Sadykov , A. Sapronov

We study the dynamical evolution of globular clusters using our 2D Monte Carlo code with the inclusion of primordial binary interactions for equal-mass stars. We use approximate analytical cross sections for energy generation from…

天体物理学 · 物理学 2009-11-07 J. M. Fregeau , M. A. Gurkan , K. J. Joshi , F. A. Rasio

We describe a major upgrade of a Monte Carlo code which has previously been used for many studies of dense star clusters. We outline the steps needed in order to calibrate the results of the new Monte Carlo code against $N$-body simulations…

星系天体物理 · 物理学 2015-06-03 Mirek Giersz , Douglas C. Heggie , Jarrod Hurley , Arkadiusz Hypki