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Related papers: Electrostatics in semiconducting devices I : The P…

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It is demonstrated that pseudocontact shift (PCS), viewed as a scalar or a tensor field in three dimensions, obeys an elliptic partial differential equation with a source term that depends on the Hessian of the unpaired electron probability…

Chemical Physics · Physics 2014-09-05 G. T. P. Charnock , Ilya Kuprov

The description of electronic exchange--correlation effects is of paramount importance for many applications in physics, chemistry, and beyond. In a recent Letter, Dornheim \textit{et al.} [\textit{Phys. Rev. Lett.}~\textbf{125}, 235001…

Plasma Physics · Physics 2021-04-07 Tobias Dornheim , Zhandos A. Moldabekov , Panagiotis Tolias

This article reviews the static and dynamic properties of spontaneous superstructures formed by electrons. Representations of such electronic crystals are charge density waves and spin density waves in inorganic as well as organic low…

Strongly Correlated Electrons · Physics 2013-07-04 Pierre Monceau

We have proposed a simple one-dimensional model of internal particle dynamics. The model is based on the assumption that self-interaction can be represented by a nonlinear feedback and described by a quadratic recurrent map. Charge plays…

Chaotic Dynamics · Physics 2007-05-23 Vladimir A. Manasson

In this paper, we present an analytical solution to nonlocal continuum electrostatics for an arbitrary charge distribution in a spherical solute. Our approach relies on two key steps: (1) re-formulating the PDE problem using…

Chemical Physics · Physics 2012-08-22 Jaydeep P. Bardhan , Matthew G. Knepley , Peter R. Brune

We present a 2.5-dimensional charge-conservative electromagnetic particle-in-cell (EM-PIC) algorithm optimized for the analysis of vacuum electronic devices (VED) with cylindrical symmetry (axisymmetry). We explore the axisymmetry present…

We have developed and implemented a self-consistent density functional method using standard norm-conserving pseudopotentials and a flexible, numerical LCAO basis set, which includes multiple-zeta and polarization orbitals. Exchange and…

Nanoscale single-electron pumps can be used to generate accurate currents, and can potentially serve to realize a new standard of electrical current based on elementary charge. Here, we use a silicon-based quantum dot with tunable tunnel…

Mesoscale and Nanoscale Physics · Physics 2014-06-26 A. Rossi , T. Tanttu , K. Y. Tan , I. Iisakka , R. Zhao , K. W. Chan , G. C. Tettamanzi , S. Rogge , A. S. Dzurak , M. Möttönen

We determine the electrostatic self-force at rest in an arbitrary static metric with cylindrical symmetry in the linear approximation in the Newtonian constant. In linearised Einstein theory, we express it in terms of the components of the…

General Relativity and Quantum Cosmology · Physics 2009-10-28 B. Boisseau , C. Charmousis , B. Linet

The problem of Non-Gaussian Component Analysis (NGCA) is about finding a maximal low-dimensional subspace $E$ in $\mathbb{R}^n$ so that data points projected onto $E$ follow a non-gaussian distribution. Although this is an appropriate model…

Machine Learning · Computer Science 2017-04-05 Yan Shuo Tan , Roman Vershynin

Nanoscopic heterogeneities in composition and structure are quintessential for the properties of electrocatalyst materials. Here, we present a semiclassical model to study the electrochemical properties of supported electrocatalyst…

Materials Science · Physics 2025-02-27 Yufan Zhang , Tobias Binninger , Jun Huang , Michael Eikerling

A solid state electronic nanodevice is an intrinsically open quantum system, exchanging both energy with the host material and carriers with connected reservoirs. Its out-of-equilibrium behavior is determined by a non-trivial interplay…

Mesoscale and Nanoscale Physics · Physics 2013-09-18 Fabrizio Dolcini , Rita Claudia Iotti , Fausto Rossi

Supercapacitors are increasingly used as energy storage elements. Unlike batteries, their state of charge has a considerable influence on their voltage in normal operation, allowing them to work from zero to their maximum voltage. In this…

Systems and Control · Electrical Eng. & Systems 2024-09-26 Jose Quintana , Alejandro Ramos , Moises Diaz , Ignacio Nuez

We describe a scheme for efficient large-scale electronic-structure calculations based on the combination of the pole expansion and selected inversion (PEXSI) technique with the SIESTA method, which uses numerical atomic orbitals within the…

Computational Physics · Physics 2015-06-19 Lin Lin , Alberto García , Georg Huhs , Chao Yang

We investigate the electrostatics of a partially formed, charged spherical shell in a salt solution. We solve the problem numerically at the Poisson-Boltzmann level and analytically in the Debye-Huckel regime. From the results on energetics…

Biological Physics · Physics 2011-04-26 Anze Losdorfer Bozic , Antonio Siber , Rudolf Podgornik

We review the latest progress in understanding the fundamental noise properties of a coherent single electron emitter known as the mesoscopic capacitor. The system consists of a sub-micron cavity connected to a two-dimensional electron gas…

Mesoscale and Nanoscale Physics · Physics 2011-02-14 Mathias Albert , Christian Flindt , Markus Büttiker

Coherent manipulation of plasmon wavepackets in solid-state systems is crucial for advancing nanoscale electronic devices, offering a unique platform for quantum information processing based on propagating quantum bits. Controlling the…

The performance of the variational quantum eigensolver depends critically on the choice of ansatz. In this work, we experimentally evaluate the emergent-coupling-based ansatz (ECBA), a physically motivated variational ansatz for disordered…

Quantum Physics · Physics 2026-03-31 Alina Joch , Kevin Lively , Benedikt Fauseweh

This article proposes an optimization problem formulation to find the optimal sizes of Photovoltaics (PV) and Battery Energy Storage Systems (BESS) for individual participants within the context of the Renewable Energy Community (REC). An…

Systems and Control · Electrical Eng. & Systems 2025-11-20 Vishal Kachhad , Amit Joshi , Luigi Glielmo

SmallCells are deployed in order to enhance the network performance by bringing the network closer to the user. However, as the number of low power nodes grows increasingly, the overall energy consumption of the SmallCells base stations…

Information Theory · Computer Science 2016-06-28 Hajar El Hammouti , Essaid Sabir , Hamidou Tembine