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Multifractality of charged particle pseudorapidity distributions is analyzed in central collisions of carbon and copper nuclei at 4.5 GeV/c per nucleon. Within the method of normalized factorial moments, modified to remove the bias of…

高能物理 - 唯象学 · 物理学 2007-05-23 L. K. Gelovani , G. L. Gogiberidze , E. K. G. Sarkisyan

For the first time, we apply the temperature dependent relativistic mean field (TRMF) model to study the ternary fission of heavy nucleus using level density approach. The probability of yields of a particular fragment is obtained by…

A recently formulated description of homogeneous nucleation for Brownian particles in the over-damped limit based on fluctuating hydrodynamics is used to determine the nucleation pathway, characterized as the most likely path (MLP), for the…

软凝聚态物质 · 物理学 2012-10-18 James F. Lutsko

In this contribution we show that the biggest fragment charge distribution in central collisions of Xe+Sn leading to multifragmentation is an admixture of two asymptotic distributions observed for the lowest and highest bombarding energies.…

核实验 · 物理学 2015-06-17 Diego Gruyer , J. D. Frankland , R. Botet , M. Ploszajczak , E. Bonnet , A. Chbihi , P. Marini

The molecular dynamics study of fragmentation in peripheral $^{197}$Au +$^{197}$Au collisions at 35 MeV/nucleon is presented to probe the nuclear matter compressibility in low density regime. The yields of different fragment species,…

核理论 · 物理学 2011-12-02 Yogesh K. Vermani , Rajiv Chugh , Aman D. Sood

Coupled-cluster theory is a powerful tool for first-principles calculations of atomic nuclei, enabling accurate predictions of nuclear observables across the Segr\`e chart. While coupled-cluster computations are especially efficient at…

核理论 · 物理学 2026-04-08 F. Marino , F. Bonaiti , P. Demol , S. Bacca , T. Duguet , G. Hagen , G. R. Jansen , T. Papenbrock , A. Tichai

Colloidal clusters consist of small numbers of colloidal particles bound by weak, short-range attractions. The equilibrium probability of observing a cluster in a particular geometry is well-described by a statistical mechanical model…

软凝聚态物质 · 物理学 2018-10-03 Ellen D. Klein , Rebecca W. Perry , Vinothan N. Manoharan

The proposed muon collider presents a promising avenue to explore various classes of beyond the Standard Model (BSM) particles. In this paper, we investigate the discovery prospects of the scalar leptoquark (LQ) $S_1$ at a muon collider. We…

高能物理 - 唯象学 · 物理学 2024-09-26 Arvind Bhaskar , Manimala Mitra

This research use the AMPT model in Au+Au collisions to study the influence of the three nucleons correlation $C_{n^2p}$ on the light nuclei yield ratios. It is found that neglecting $C_{n^2p}$ leads to an overestimated relative neutron…

核理论 · 物理学 2025-02-21 Ning Yu , Zuman Zhang , Hongge Xu , Zhong Zhu

We study the quantum critical phenomena emerging at the transition from triple-Weyl semimetal to band insulator, which is a topological phase transition described by the change of topological invariant. The critical point realizes a new…

强关联电子 · 物理学 2019-05-17 Jing-Rong Wang , Guo-Zhu Liu , Chang-Jin Zhang

The light nuclei yields and yield ratios, as sensitive probes of the QCD phase transition, have been precisely measured at various collision energies.However, due to limited detector acceptance, the full $p_{\rm T}$ integral yield often…

高能物理 - 唯象学 · 物理学 2025-11-24 Li'Ang Zhang , Hongcan Li , Junyi Han , Yaping Wang , Junlin Wu , Guannan Xie , Gao-Chan Yong

We report a Molecular Dynamics study of homogenous bubble nucleation in a Lennard-Jones fluid. The rate of bubble nucleation is estimated using forward-flux sampling (FFS). We find that cavitation starts with compact bubbles rather than…

化学物理 · 物理学 2009-09-01 Zun-Jing Wang , Chantal Valeriani , Daan Frenkel

Globular clusters exhibit star-to-star chemical variations, traceable through both photometric and spectroscopic data. In this study, we investigate chemical variations in the globular cluster NGC104 (47Tucanae), aiming to trace multiple…

星系天体物理 · 物理学 2025-06-16 S. Villanova , L. Monaco , Y. Momany , A. Plotnikova , I. Ordenes

Hard components of $p_t$ spectra can be identified with minimum-bias parton fragmentation in nuclear collisions. Minimum-bias fragment distributions (FDs) can be calculated by folding a power-law parton energy spectrum with parametrized…

高能物理 - 唯象学 · 物理学 2014-11-18 Thomas A. Trainor

This paper revisits few-shot 3D point cloud semantic segmentation (FS-PCS), with a focus on two significant issues in the state-of-the-art: foreground leakage and sparse point distribution. The former arises from non-uniform point sampling,…

计算机视觉与模式识别 · 计算机科学 2024-03-04 Zhaochong An , Guolei Sun , Yun Liu , Fayao Liu , Zongwei Wu , Dan Wang , Luc Van Gool , Serge Belongie

The electronic structure of the lightly hole-doped triangular-lattice moir\'e Hubbard model is studied within cluster perturbation theory (CPT) using 13-site clusters for a fixed doping concentration $p=1/13$ varying the Coulomb parameter…

强关联电子 · 物理学 2025-09-26 V. I. Kuz'min , M. A. Visotin , S. G. Ovchinnikov

High-angular resolution observations of dense molecular cores show that these cores can be clumpier at smaller scales, and that some of these clumps can also be unbound or transient. The use of chemical models of the evolution of the…

星系天体物理 · 物理学 2015-06-05 Oscar Morata , Josep Miquel Girart , Robert Estalella , Robin T. Garrod

We present a classical kinetically constrained model of interacting particles on a triangular ladder, which displays diffusion and jamming and can be treated by means of a classical-quantum mapping. Interpreted as a theory of interacting…

统计力学 · 物理学 2025-05-16 Abhishek Raj , Vadim Oganesyan , Antonello Scardicchio

Density functional theory (DFT) is the most widely used method for calculating molecular properties; however, its accuracy is often insufficient for quantitative predictions. Coupled-cluster (CC) theory is the most successful method for…

Carbon nanotube (CNT)-reinforced nickel matrix composites with different concentrations were processed by high pressure torsion (HPT). We thoroughly characterized the CNT agglomerates' spatial arrangement at different stages of deformation…