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Related papers: Forward-Backward Charge Fluctuations at RHIC Energ…

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Within the ultrarelativistic quantum molecular dynamics (UrQMD) model, by reverse tracing nucleons that are finally emitted at mid-rapidity (|$y_0$| < 0.1) in the entire reaction process, the time evolution of elliptic flow ($v_2$) of these…

Nuclear Theory · Physics 2023-01-18 Bo Gao , Yongjia Wang , Zepeng Gao , Qingfeng Li

We present the extension of the quantum/classical polarizable fluctuating charge model to the calculation of single residues of quadratic response functions, as required for the computational modeling of two-photon absorption…

Computational Physics · Physics 2022-10-28 Roberto Di Remigio , Tommaso Giovannini , Matteo Ambrosetti , Chiara Cappelli , Luca Frediani

Event by event fluctuations of particle multiplicities and their ratios are considered to be sensitive probes to the exotic phenomena in high energy heavy ion collisions like phase transtion or the occurence of critical point. These…

High Energy Physics - Phenomenology · Physics 2014-08-22 S. Ahmad , M. Farooq , S. Bashir , H. jahan , N. Ahmad , S. Chattopadhyay

Local density fluctuations near the QCD critical point has been suggested to exhibit a power-law behavior which can be probed by an intermittency analysis on scaled factorial moment (SFM) in relativistic heavy-ion collisions. The collision…

Nuclear Theory · Physics 2021-09-23 Jin Wu , Yufu Lin , Zhiming Li , Xiaofeng Luo , Yuanfang Wu

Measuring fluctuations in matter's low energy excitations is the key to unveil the nature of the nonequilibrium response of materials. A promising outlook in this respect is offered by spectroscopic methods that address matter fluctuations…

Recently, the new strongly intensive measures of fluctuations $\Delta$ and $\Sigma$ have been proposed. In this publication their properties are tested using an example of event-by-event transverse momentum fluctuations. The obtained values…

Nuclear Theory · Physics 2012-07-05 Katarzyna Grebieszkow

I discuss predictions based on the transport theoretical approach ``relativistic quantum molecular dynamics''. They can be tested rather soon by the upcoming experiments at the Relativistic Heavy Ion Collider at BNL (RHIC). Here I focus on…

Nuclear Theory · Physics 2007-05-23 Heinz Sorge

Local density fluctuations near the QCD critical point can be probed by an intermittency analysis of power-law behavior on scaled factorial moments in relativistic heavy-ion collisions. We study the second-order scaled factorial moment in…

Nuclear Theory · Physics 2022-08-12 Zhiming Li , Jin Wu

Fluctuating-charge models are computationally efficient methods of treating polarization and charge-transfer phenomena in molecular mechanics and classical molecular dynamics simulations. They are also theoretically appealing as they are…

Chemical Physics · Physics 2010-04-02 Jiahao Chen

This article traces the development of fluctuation theory and its deep connection to irreversibility, from equilibrium to near-equilibrium, and finally to far-from-equilibrium systems. Classical fluctuation theorems, which capture the…

Quantum Physics · Physics 2025-12-30 Sounak Bandyopadhyay , Arnab Ghosh

The quantum molecular dynamics (QMD) part of the UrQMD model is extended to allow implementation of momentum dependent potentials from a parity doubling chiral mean field (CMF) model. Important aspects like energy conservation and effects…

High Energy Physics - Phenomenology · Physics 2024-10-03 Jan Steinheimer , Tom Reichert , Yasushi Nara , Marcus Bleicher

The exploration of the Quantum Chromodynamics (QCD) phase diagram is a central goal of relativistic heavy-ion collision experiments. This review focuses on the role of fluctuations and correlations as sensitive probes of the phase…

Nuclear Theory · Physics 2025-12-05 Volker Koch , Volodymyr Vovchenko

Charge fluctuations in the quasi-one-dimensional material Li0.9Mo6O17 are analyzed based on a multi orbital extended Hubbard model. A charge ordering transition induced by Coulomb repulsion is found with a charge ordering pattern different…

Strongly Correlated Electrons · Physics 2015-08-03 J. Merino , J. V. Alvarez

Fluctuations of conserved quantities are sensitive observables to probe the signature of QCD phase transition and critical point in heavy-ion collisions. With the UrQMD model, we have studied the centrality and energy dependence of various…

Nuclear Experiment · Physics 2016-08-03 Ji Xu , Shili Yu , Feng Liu , Xiaofeng Luo

To access information on the internal structure of the nucleon, data from a variety of scattering experiments can be analyzed, in regimes where the information factorizes from an otherwise known scattering amplitude. A recent development,…

High Energy Physics - Phenomenology · Physics 2024-04-05 B. Pasquini , A. Schiavi

Ultracold molecules offer brand new opportunities to probe the variation of fundamental constants with unprecedented sensitivity. This paper summarizes theoretical background and current constraints on the variation of fine structure…

Other Condensed Matter · Physics 2009-05-15 Cheng Chin , V. V. Flambaum , M. G. Kozlov

We report the predictions for the 3q core contributions to the electroexcitation of the resonances Delta(1232)3/2+, N(1440)1/2+, N(1520)3/2-, N(1535)1/2-, and N(1675)5/2- on the proton obtained in the light-front relativistic quark model…

High Energy Physics - Phenomenology · Physics 2018-07-04 I. G. Aznauryan , V. D. Burkert

We introduce a quantum information method for measuring fractional charges in ballistic quantum wires generalizing bipartite fluctuations to the chiral quasiparticles in Luttinger liquids, i.e. analyzing and summing charge and current…

Mesoscale and Nanoscale Physics · Physics 2026-03-25 Magali Korolev , Karyn Le Hur

We present a numerical model which allows us to study the Kelvin force probe microscopy response to the charge switching in quantum dots at various time scales. The model provides more insight into the behavior of frequency shift and…

Mesoscale and Nanoscale Physics · Physics 2016-06-22 Martin Ondráček , Prokop Hapala , Pavel Jelínek

Charge density waves in the Hubbard chain are studied by means of finite-temperature Quantum Monte Carlo simulations and Lanczos diagonalizations for the ground state. We present results both for the charge susceptibilities and for the…

Strongly Correlated Electrons · Physics 2009-10-31 Thereza Paiva , Raimundo R dos Santos