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We study the electric double layer by combining the effects of ion finite size and dielectric decrement. At high surface potential, both mechanisms can cause saturation of the counter-ion concentration near a charged surface. The modified…

软凝聚态物质 · 物理学 2015-03-31 Yasuya Nakayama , David Andelman

We consider a spin-orbit-coupled two-dimensional electron system under the influence of a thermal gradient externally applied to two attached reservoirs. We discuss the generated voltage bias (charge Seebeck effect), spin bias (spin Seebeck…

介观与纳米尺度物理 · 物理学 2015-03-05 M. I. Alomar , Llorenç Serra , David Sanchez

We study effective field theories (EFTs) enjoying (maximal) biform symmetries. These are defined by the presence of a conserved (electric) current that has the symmetries of a Young tableau with two columns of equal length. When these…

高能物理 - 理论 · 物理学 2023-03-22 Kurt Hinterbichler , Diego M. Hofman , Austin Joyce , Grégoire Mathys

We use a string of confined $^{40}$Ca$^+$ ions to measure perturbations to a trapping potential which are caused by light-induced charging of an anti-reflection coated window and of insulating patches on the ion-trap electrodes. The…

量子物理 · 物理学 2010-09-28 Maximilian Harlander , Michael Brownnutt , Wolfgang Hänsel , Rainer Blatt

The determination of the electromechanical properties of materials for a parallel-plate capacitor structure is affected by the electrostatic force between their electrodes. The corrections induced by this electric-field-induced stress are…

材料科学 · 物理学 2011-04-28 Carlos Rivera

The path integral Monte Carlo method is used to simulate dilute trapped Bose gases and to investigate the equilibrium properties at finite temperatures. The quantum particles have a long-range dipole-dipole interaction and a short-range…

统计力学 · 物理学 2009-11-11 Kwangsik Nho , D. P. Landau

We theoretically study electrostatic properties of electric double layer using a generalized Poisson-Boltzmann approach taking into account the orientational ordering of water dipoles and the excluded volume effect of water molecules as…

软凝聚态物质 · 物理学 2022-02-14 Jun-Sik Sin , Song-Jin Im , Kwang-Il Kim

It has been known for decades that a magnetic field can deflect phonons as they flow in response to a thermal gradient, producing a thermal Hall effect. Several recent experiments have revealed ratios of the phonon Hall conductivity to the…

介观与纳米尺度物理 · 物理学 2022-06-15 B. Flebus , A. H. MacDonald

The distribution of electric current on an electrode surface in electrolyte varies with time due to charge accumulation at a capacitive interface, as well as due to electrode kinetics and concentration polarization in the medium. Initially,…

应用物理 · 物理学 2020-01-08 Zhijie Chen , Lenya Ryzhik , Daniel Palanker

Within the frame of macroscopic QED in linear, causal media, we study the radiation force of Casimir-Polder type acting on an atom which is positioned near dispersing and absorbing magnetodielectric bodies and initially prepared in an…

量子物理 · 物理学 2016-08-16 Stefan Yoshi Buhmann , Ho Trung Dung , Ludwig Knöll , Dirk-Gunnar Welsch

Both Faradaic and non-Faradaic processes can take place at an electrode. The difference between the two processes is clearly discussed in several classical sources, starting with Grahame (1952). However, later reference to charge transfer…

化学物理 · 物理学 2021-01-12 P. M. Biesheuvel , S. Porada , J. E. Dykstra

A classical dielectric moving in a charged capacitor can create a magnetic field (Roentgen effect). A quantum dielectric, however, will not produce a magnetization, except at vortices. The magnetic field outside the quantum dielectric…

软凝聚态物质 · 物理学 2009-10-31 U. Leonhardt , P. Piwnicki

Whether or not specific ion effects determine the charge storage properties of aqueous graphene and graphite-based supercapacitors remains a highly debated topic. In this work we present a multiscale quantum mechanics classical molecular…

材料科学 · 物理学 2022-11-10 Joshua D. Elliott , Mara Chiricotto , Alessandro Troisi , Paola Carbone

The electric drift current bias was recently introduced as a new paradigm to break the Lorentz reciprocity in graphene. Here, we study the impact of the nonreciprocal response in the energy extracted from a beam of swift charges travelling…

应用物理 · 物理学 2019-12-10 Filipa R. Prudêncio , Mário G. Silveirinha

We consider the motion of a overdamped Brownian particle in periodic asymmetric potential with space dependent friction coefficient. In the presence of external time periodic forcing, the system shows multiple current reversals on varying…

统计力学 · 物理学 2007-05-23 Debasis Dan , A. M. Jayannavar , Mangal C. Mahato

In this study, we have investigated the production of negative ions by mixing electronegative oxygen gas with electropositive argon gas in a geometrically asymmetric cylindrical capacitively coupled radio frequency plasma discharge. The…

等离子体物理 · 物理学 2024-05-24 Swati Dahiya , Narayan Sharma , Shivani Geete , Sarveshwar Sharma , Nishant Sirse , Shantanu Karkari

The phenomena of AC oscillation generated by a DC drive, such as the famous Josephson AC effect in superconductors and Bloch oscillation in solid physics, are of great interest in physics. Here we report another example of such…

量子气体 · 物理学 2020-05-05 L-C Zhao , W. Wang , Q. Tang , Z-Y Yang , W-L Yang , J Liu

The impact of agglomeration of magnetic nanoparticles on the Casimir pressure is investigated in the configuration of two material plates and a layer of ferrofluid confined between them. Both cases of similar and dissimilar plates are…

应用物理 · 物理学 2019-07-23 G. L. Klimchitskaya , V. M. Mostepanenko , E. N. Velichko

In 1934, Max Born and Leopold Infeld suggested and developed a nonlinear modification of Maxwell electrodynamics, in which the electrostatic self-energy of an electron was a finite value. In this paper, after a brief introduction to…

高能物理 - 理论 · 物理学 2017-04-18 Seyed Kamran Moayedi , Mansoureh Shafabakhsh

We introduce an efficient description of electrodes, characterized by their Thomas-Fermi screening length lTF inside the metal, for Brownian dynamics (BD) simulations of capacitors. Within a Born-Oppenheimer approximation for the electron…

化学物理 · 物理学 2026-02-19 Paul Desmarchelier , Alexandre P. dos Santos , Yan Levin , Benjamin Rotenberg