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The dynamical response of Coulomb-interacting particles in nano-clusters are analyzed at different temperatures characterizing their solid- and liquid-like behavior. Depending on the trap-symmetry, both the spatial and temporal correlations…

无序系统与神经网络 · 物理学 2019-08-15 Biswarup Ash , J. Chakrabarti , Amit Ghosal

The mean field limit with time dependent weights for a 1D singular case, given by the attractive Coulomb interactions, is considered. This extends recent results [1,8] for the case of regular interactions. The approach taken here is based…

偏微分方程分析 · 数学 2023-12-07 Immanuel Ben Porat , José A. Carrillo , Sondre T. Galtung

We present two recent works on the thermodynamic limit of quantum Coulomb systems, in which we provided a general method allowing to show the existence of the limit for many different models.

数学物理 · 物理学 2017-08-23 Christian Hainzl , Mathieu Lewin , Jan Philip Solovej

We discuss the calculation of the linear conductance through a Coulomb-blockade quantum dot in the presence of interactions beyond the charging energy. In the limit where the temperature is large compared with a typical tunneling width, we…

介观与纳米尺度物理 · 物理学 2009-11-07 Y. Alhassid , T. Rupp , A. Kaminski , L. I. Glazman

The behavior of a distributed charge in a Coulomb potential well is considered. It is shown that elements of a distributed charge can move along different trajectories, thus forming actually motion of a charge wave. Propagation over…

经典物理 · 物理学 2014-03-14 Andrey Vasilyev

Two-particle like-sign and unlike-sign correlations including Coulomb final state interactions are calculated for Gaussian wave packets emitted from a Gaussian source. We show that the width of the wave packets can be fully absorbed into…

核理论 · 物理学 2009-10-09 U. A. Wiedemann , D. Ferenc , U. Heinz

Quantum theory implies, and empirical evidence confirms, that while particles $\textit{can}$ exhibit wave-like behavior in interferometric experiments, this behavior is so limited as $\textit{not}$ to allow for third- and higher-order…

量子物理 · 物理学 2025-10-27 Sebastian Horvat

The interplay between Coulomb friction and random excitations is studied experimentally by means of a rotating probe in contact with a stationary granular gas. The granular material is independently fluidized by a vertical shaker, acting as…

软凝聚态物质 · 物理学 2013-04-26 A. Gnoli , A. Puglisi , H. Touchette

We have examined the head-on collision of two electrons in approximation of coherent states. We have shown that the character of collision depends mainly on ratio of initial relative electron's momentum to momentum uncertainty of electrons.…

量子物理 · 物理学 2009-11-10 C. V. Usenko , V. O. Gnatovskyy , N. A. Cherkashina

Recent experiments have demonstrated that it is possible to alter the dispersion of a medium without significantly altering its absorption or refractive index and that this may be done while a wave propagates through the medium. This…

光学 · 物理学 2010-06-10 Douglas H. Bradshaw , Michael D. Di Rosa

we study the effect of Coulomb interactions on balance energy for various colliding nuclei in terms of mass asymmetry. This study shows that the balance energy is affected by the Coulomb interactions as well as different nuclear equations…

核理论 · 物理学 2011-08-01 Varinderjit Kaur , Suneel Kumar , Rajeev K. Puri , S. Bhattacharya

We reconsider the Mott transition problem in the presence of long range Coulomb interactions. Using an extended DMFT, that sums an important class of diagrams absent in ordinary DMFT, we show that in the presence of Coulomb the Mott…

强关联电子 · 物理学 2007-05-23 R. Chitra , G. Kotliar

Coulomb exchange interactions of electrons in the nu=3 quantum Hall state are determined from two inter-Landau level spin-flip excitations measured by resonant inelastic light scattering. The two coupled collective excitations are linked to…

介观与纳米尺度物理 · 物理学 2015-05-20 A. B. Van'kov , T. D. Rhone , A. Pinczuk , I. V. Kukushkin , L. N. Pfeiffer , K. W. West

We consider a model system of persistent random walkers that can jam, pass through each other or jump apart (recoil) on contact. In a continuum limit, where particle motion between stochastic changes in direction becomes deterministic, we…

统计力学 · 物理学 2023-05-03 Matthew J Metson , Martin R Evans , Richard A Blythe

Scattering or tunneling of an electron at a potential barrier is a fundamental quantum effect. Electron-electron interactions often affect the scattering, and understanding of the interaction effect is crucial in detection of various…

介观与纳米尺度物理 · 物理学 2022-11-10 Sungguen Ryu , H. -S. Sim

We review some of the recent results in the context of the Coulomb interaction between dielectric surfaces which are randomly charged but remain net-neutral on the average. Such surfaces are found to interact in vacuum with attractive…

软凝聚态物质 · 物理学 2012-09-18 David S. Dean , Ali Naji , Ronald R. Horgan , Jalal Sarabadani , Rudolf Podgornik

Quantum entanglement is one of the most intriguing phenomena in physics, but many presentations of the subject leave a false impression that it provides a sort of "remote control" for changing the state of a distant particle by local…

量子物理 · 物理学 2012-08-31 Chad Orzel

In model independent way considered long-range interactions of the macroscopic objects under assumption that any particle of this objects interact with probe particle as $ A/r^n$. Also presented model-independent corrections to the Coulomb…

高能物理 - 唯象学 · 物理学 2007-05-23 R. A. Alanakyan

It has been shown that velocity of propagation of wave front cannot coincide with observable velocity of quantum particles. It is additional argument leads to conclusion that phase wave of de Broglie cannot be associated with single…

综合物理 · 物理学 2009-01-28 Peter Leifer

Friction is central to the motion of active (self-propelled) objects such as bacteria, animals, and robots. While in a viscous fluid friction is described by Stokes's law, objects in contact with other solid bodies are often governed by…

软凝聚态物质 · 物理学 2024-11-12 Alexander P. Antonov , Lorenzo Caprini , Anton Ldov , Christian Scholz , Hartmut Löwen