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In the perfect conductivity problem, it is interesting to study whether the electric field can become arbitrarily large or not, in a narrow region between two adjacent perfectly conducting inclusions. In this paper, we show that the…

Analysis of PDEs · Mathematics 2018-02-06 Hongjie Ju , Haigang Li , Longjuan Xu

The closed integral equations for the interfacial tension as a function of external polarization at the liquid metal - ionic melt interface are derived. The version of Popel'-Pavlov isotherm is applied to the analysis of electrocapillary…

Chemical Physics · Physics 2007-05-23 Oleg A. Kobelev , Alexandr V. Kobelev

We investigate how Kondo phenomenon occurs in the Anderson model dynamically coupled with local Jahn-Teller phonons. It is found that the total angular moment composed of electron pseudo-spin and phonon angular moments is screened by…

Strongly Correlated Electrons · Physics 2009-11-11 Takashi Hotta

The electron beam dynamics in a nonmagnetized high-current vacuum diode is analyzed for different cathode-anode gap geometries. The conditions enabling to achieve the minimal {initial} momentum spread in the electron beam are found out. A…

Plasma Physics · Physics 2016-08-16 Sergey Anishchenko , Alexandra Gurinovich

I address and solve the natural problem of calculating the transverse current anomalies in quantum electrodynamics by means of the path-integral method. An explicitly divergent and regulator-dependent anomaly term is produced for the vector…

General Physics · Physics 2019-04-10 Israel Weimin Sun

An analytical model of a single-atom electron source is presented, where electrons are created by near-threshold photoionization of an isolated atom. The model considers the classical dynamics of the electron just after the photon…

Atomic Physics · Physics 2014-07-29 W. J. Engelen , E. J. D. Vredenbregt , O. J. Luiten

Using a helium ion hitting various metal surfaces as a model system, we describe a general quantum-kinetic approach for calculating ion-induced secondary electron emission spectra at impact energies where the emission is driven by the…

Plasma Physics · Physics 2018-09-05 M. Pamperin , F. X. Bronold , H. Fehske

Replacement of hydrogen by deuterium in palladium hydride results in higher superconducting temperatures and an anomalous isotope effect that has not been yet fully explained. In this work, we try a new approach to the explanation of the…

Superconductivity · Physics 2018-04-18 S. Villa-Cortés , R. Baquero

An analytic approach to the electron transport phenomena in molecular devices is presented. Analyzed devices are composed of organic molecules attached to the two semi-infinite electrodes. Molecular system is described within the…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Kamil Walczak

We investigate the angular distribution of electrons that are emitted in the ionization of hydrogen-like ions by twisted photons. Analysis is performed based on the first-order perturbation theory and the non-relativistic Schr\"odinger…

A new semiclassical approach to ionization by an oscillating field is presented. For a delta-function atom, an asymptotic analysis is performed with respect to a quantity h, defined as the ratio of photon energy to ponderomotive energy.…

Quantum Physics · Physics 2009-10-30 Klaus Ergenzinger

The scope of this work is to propose a method for testing the integrability of a model partial differential (PDE) and/or differential difference equation (DDE). For monoparametric families of PDE/DDE's, that are known to possess isolated…

Exactly Solvable and Integrable Systems · Physics 2007-05-23 Panayotis G. Kevrekidis , Niurka R. Quintero

For the purpose to produce high intensity, multiply charged metal ion beams, the DUHOCAMIS (dual hollow cathode ion source for metal ions) was derived from the hot cathode Penning ion source combined with the hollow cathode sputtering…

Accelerator Physics · Physics 2015-06-18 Dongpo Fu , Weijiang Zhao , Peng Guo , Kun Zhu , Jinghui Wang , Jingshan Hua , Xiaotang Ren , Jianming Xue , Hongwei Zhao , Kexin Liu

We consider the effects of a polarization electric field on transient ion motion in a thin current sheet. Using adiabatic invariants, we analytically describe a variety of ion trajectories in current sheet configurations which include a…

Plasma Physics · Physics 2017-03-08 Ethan Tsai , Anton Artemyev , Vassilis Angelopoulos

Investigation of electronic waves with high coherence in photodetachment of a negative ion gives a physical basis to develop the holographic electronic microscopy with high resolution. The interference pattern is considered in the framework…

Instrumentation and Detectors · Physics 2011-11-08 P. A. Golovinski , A. A. Drobyshev

Strong field photoelectron holography has been proposed as a means for interrogating the spatial and temporal information of electrons and ions in a dynamic system. After ionization, part of the electron wave packet may directly go to the…

Atomic Physics · Physics 2016-02-22 Xiaohong Song , Cheng Lin , Zhihao Sheng , Peng Liu , Zhangjin Chen , Weifeng Yang , Shilin Hu , C. D. Lin , Jing Chen

Self-organized patterns of spots on a at metallic anode in a cylindrical glow dis- charge tube are simulated self-consistently. A standard model of a glow discharge is used, comprising conservation and transport equations for a single…

Plasma Physics · Physics 2018-06-13 M. S. Bieniek , P. G. C. Almeida , M. S. Benilov

A review of some recently developed methods of calculating multiple differential cross-sections of photoionization and electron impactionization of atoms and molecules having two active electrons is presented. The methods imply original…

It is shown that a homogeneous non-equlibrium spin-polarization in semiconductor heterostructures results in an electric current. The microscopic origin of the effect is an inherent asymmetry of spin-flip scattering in systems with lifted…

Iontronics combines ions as charge carriers with electronic-like operations, enabling unique information processing, chemical regulation, and enhanced bio-integrability. Standard simulation tools encounter difficulties in effectively…

Emerging Technologies · Computer Science 2024-12-12 Noa Edri Fraiman , Barak Sabbagh , Gilad Yossifon , Alexander Fish
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