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相关论文: Tensor polarization and the dissipative damping of…

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How condensed-matter simulations depend on the number of molecules being simulated ($N$) is sometimes itself a valuable piece of information. Liquid crystals provide a case in point. Light scattering and $2d$-IR experiments on…

软凝聚态物质 · 物理学 2024-12-20 Eleftherios Mainas , Richard M. Stratt

Motivated by the superconductivity near paraelectric (PE) to ferroelectric (FE) quantum critical point (QCP) in polar metals, we study polar fluctuation mediated superconductivity in multi-orbital systems. The PE to FE QCP is approached by…

超导电性 · 物理学 2023-06-21 Gaurav Chaudhary , Ivar Martin

Vertical-arrow fluctuations near the boundaries in the six-vertex model on the two-dimensional $N \times N$ square lattice with the domain wall boundary conditions are considered. The one-point correlation function (`boundary polarization')…

统计力学 · 物理学 2009-11-07 N. M. Bogoliubov , A. V. Kitaev , M. B. Zvonarev

Hypothetical oscillations of probe photons into axion-like particles might be revealed by exploiting the strong fields of high-intensity laser pulses. Considering an arbitrary plane-wave background, we determine the polarization tensor…

高能物理 - 唯象学 · 物理学 2017-04-26 Selym Villalba-Chávez , Tobias Podszus , Carsten Müller

The invariant mass spectra of dileptons radiated from the fireballs formed in high-energy heavy-ion collisions have been successfully used to investigate the properties of hot and dense QCD matter. Using a realistic model for the in-medium…

We characterize fluctuations in atom number and spin populations in F=1 sodium spinor condensates. We find that the fluctuations enable a quantitative measure of energy dissipation in the condensate. The time evolution of the population…

其他凝聚态物理 · 物理学 2015-05-13 Yingmei Liu , Eduardo Gomez , Stephen E. Maxwell , Lincoln D. Turner , Eite Tiesinga , Paul D. Lett

In order to compare theoretical calculations of thermal fluctuations of conserved quantities, such as charge susceptibilities or the specific heat, to experimentally measured correlations and fluctuations in heavy ion collisions, one must…

核理论 · 物理学 2017-05-31 Scott Pratt , Clint Young

The tensor electric polarizability of the deuteron gives important information about spin-dependent nuclear forces. If a resonant horizontal electric field acts on a deuteron beam circulating into a storage ring, the tensor electric…

核理论 · 物理学 2008-11-26 Alexander J. Silenko

We argue that the event-by-event fluctuation of the proton number is a meaningful and promising observable for the purpose of detecting the QCD critical end-point in heavy-ion collision experiments. The long range fluctuation of the order…

高能物理 - 唯象学 · 物理学 2009-11-10 Y. Hatta , M. A. Stephanov

To assess the strength of nematic fluctuations with a finite wave vector in a two-dimensional metal, we compute the static d-wave polarization function for tight-binding electrons on a square lattice. At Van Hove filling and zero…

强关联电子 · 物理学 2012-05-11 Tobias Holder , Walter Metzner

We derive relativistic dissipative spin hydrodynamics from kinetic theory featuring a nonlocal collision term using the method of moments. In this framework, the components of the spin tensor are dynamical variables which obey…

核理论 · 物理学 2022-11-23 Nora Weickgenannt , David Wagner , Enrico Speranza , Dirk H. Rischke

The linearly polarized quasi-real photons from the highly Lorentz-contracted Coulomb fields of relativistic heavy ions can fluctuate to quark-antiquark pairs, scatter off a target nucleus and emerge as vector mesons. In the process, the two…

高能物理 - 唯象学 · 物理学 2021-03-03 Wangmei Zha , James Daniel Brandenburg , Lijuan Ruan , Zebo Tang , Zhangbu Xu

For a twisted (vortex) Dirac particle in nonuniform electric and magnetic fields, the relativistic Foldy-Wouthuysen Hamiltonian is derived including high order terms describing new effects. The result obtained shows for the first time that…

量子物理 · 物理学 2019-02-20 Alexander J. Silenko , Pengming Zhang , Liping Zou

We investigate electric polarizations emergent perpendicular to an applied thermal gradient in insulating systems. The thermally-induced electric polarization, known as thermopolarization, has been studied conventionally in the case that an…

强关联电子 · 物理学 2022-06-29 Joji Nasu , Satoru Hayami

In this work, we address the problem of longitudinal spin polarization of the $\Lambda$ hyperons produced in relativistic heavy-ion collisions. We combine a relativistic kinetic-theory framework that includes spin degrees of freedom treated…

高能物理 - 唯象学 · 物理学 2024-05-09 Soham Banerjee , Samapan Bhadury , Wojciech Florkowski , Amaresh Jaiswal , Radoslaw Ryblewski

As an indicator of cooperative motion in a system of Brownian particles that models two-dimensional colloidal liquids, displacement correlation tensor is calculated analytically and compared with numerical results. The key idea for the…

统计力学 · 物理学 2016-08-22 T. Ooshida , S. Goto , T. Matsumoto , M. Otsuki

We extend the classical phase-space distribution function to include the spin and electromagnetic fields coupling and derive the modified constitutive relations for charge current, energy-momentum tensor, and spin tensor. Because of the…

高能物理 - 唯象学 · 物理学 2023-04-20 Rajeev Singh , Masoud Shokri , S. M. A. Tabatabaee Mehr

This work investigates the influence of parton spin polarization on effective transport and thermodynamic coefficients in noncentral light- and heavy-ion collisions. To model this influence, I consider two sources of spin polarization:…

核理论 · 物理学 2025-12-30 De-Xian Wei

We study kinks in the electronic dispersion of a generic strongly correlated system by dynamic mean-field theory (DMFT). The focus is on doped systems away from particle-hole symmetry where valence fluctuations matter potentially. Three…

强关联电子 · 物理学 2015-03-19 Patrick Grete , Sebastian Schmitt , Carsten Raas , Frithjof B. Anders , Götz S. Uhrig

Scattering of TM-polarized surface plasmon-polariton waves (PPW) by a finite segment of the metal-vacuum interface with randomly fluctuating surface impedance is examined. Solution of the integral equation relating the scattered field with…

无序系统与神经网络 · 物理学 2018-01-09 Yu. V. Tarasov , D. A. Iakushev , S. S. Melnik , O. V. Usatenko
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