English
Related papers

Related papers: Small Angle Approximation for Non-parallel Plate C…

200 papers

We study the classic problem of the capacitance of a circular parallel plate capacitor. At small separations between the plates, it is initially considered in 19th century by Kirchhoff who found the leading and the subleading term in the…

Mathematical Physics · Physics 2020-03-18 Benjamin Reichert , Zoran Ristivojevic

In recent years, constant applied potential molecular dynamics has allowed to study the structure and dynamics of the electrochemical double-layer of a large variety of nanoscale capacitors. Nevertheless it remained impossible to simulate…

Materials Science · Physics 2021-09-03 Thomas Dufils , Michiel Sprik , Mathieu Salanne

The nonlinear capacitors are important devices in modern technologies and applied physics. The aim of this paper is to calculate exactly the capacitance and the electrostatic potential energy of a nonlinear parallel-plate capacitor by using…

Classical Physics · Physics 2017-04-12 Seyed Kamran Moayedi , Farkhondeh Fathi

The capacitance of an arbitrarily shaped object is calculated with the same second-kind integral equation method used for computing static and dynamic polarizabilities. The capacitance is simply the dielectric permittivity multiplied by the…

Mesoscale and Nanoscale Physics · Physics 2014-01-09 Titus Sandu , George Boldeiu , Victor Moagar-Poladian

Various methods for calculating the capacitance of unloaded rolling elements are compared to improve the electric characterization of rolling element bearings. Semi-analytical approximations and finite element simulations are applied and a…

Computational Engineering, Finance, and Science · Computer Science 2022-09-21 Steffen Puchtler , Tobias Schirra , Eckhard Kirchner , Yvonne Späck-Leigsnering , Herbert De Gersem

The capacitance of the circular parallel plate capacitor is calculated by expanding the solution to the Love integral equation into a Fourier cosine series. Previously, this kind of expansion has been carried out numerically, resulting in…

Mathematical Physics · Physics 2009-12-02 Martin Norgren , B. L. G. Jonsson

Fringing field has to be taken into account in the formulation of electrostatic parallel-plate actuators when the gap separating the electrodes is comparable to the geometrical dimensions of the moving plate. Even in this case, the existing…

Other Computer Science · Computer Science 2007-11-29 M. Hosseini , G. Zhu , Y. -A. Peter

An analytical formula for electrical impedance between an adherent living cell and sensor substrate measured using a microelectrode is presented for the first time. Previously-reported formula has been applicable only for the case where…

Biological Physics · Physics 2022-11-11 Masataka Shiozawa , Shigeyasu Uno

In this paper, the capacitance of a parallel plate air-gap rectangular capacitor, and a unit cube capacitor have been calculated. Because of its generality and simplicity, the method of moments (MOM) Technique is utilized. In order to…

Computational Engineering, Finance, and Science · Computer Science 2022-06-13 Saeed Sarkarati , Mohammad Mehdi Tehranchi , Esfandiar Mehrshahi

We compare the results of capacitance measurements in the lens-plane and sphere-plane configurations with theoretical predictions from various models of a spherical surface. It is shown that capacitance measurements are incapable of…

It has been demonstrated, using variational methods, that quantum vacuum energy gravitates according to the equivalence principle, at least for the finite Casimir energies associated with perfectly conducting parallel plates. This…

High Energy Physics - Theory · Physics 2008-11-26 Kimball A Milton , Stephen A Fulling , Prachi Parashar , August Romeo , K V Shajesh , Jeffrey A Wagner

A quite straightforward approximation for the electrostatic interaction between two perfectly conducting surfaces suggests itself when the distance between them is much smaller than the characteristic lengths associated to their shapes.…

Classical Physics · Physics 2015-06-03 C. D. Fosco , F. C. Lombardo , F. D. Mazzitelli

This paper reports on detailed measurements of the performance of Resistive Plate Chambers in a proton beam with variable intensity. Short term effects, such as dead time, are studied using consecutive events. On larger time scales, for…

Instrumentation and Detectors · Physics 2009-06-25 B. Bilki , J. Butler , E. May , G. Mavromanolakis , E. Norbeck , J. Repond , D. Underwood , L. Xia , Q. Zhang

For traditional capacitive pressure sensors, high nonlinearity and poor sensitivity greatly limited their sensing applications. Hence, an innovative design of capacitors based on spiral comb electrodes is proposed for high-sensitivity…

Applied Physics · Physics 2024-07-12 Wenjie Chen , Qi Yang , Qi Liu , Yiqun Zhang , Liang He , Yuanlin Xia , Zhuqing Wang , Yubo Huang , Jianfeng Chen , Cao Xia

In electronic devices where a two-dimensional electron gas (2DEG) comprises one or both sides of a plane capacitor, the resulting capacitance $C$ can be larger than the "geometric capacitance" $C_g$ determined by the physical separation $d$…

Mesoscale and Nanoscale Physics · Physics 2012-07-06 Brian Skinner , B. I. Shklovskii

Efficient design and performance of electrically actuated MEMS devices necessitate accurate estimation of electrostatic forces on the MEMS structures. This in turn requires thorough study of the capacitance of the structures and finally the…

Computational Physics · Physics 2007-05-23 N. Majumdar , S. Mukhopadhyay

Molecular dynamics simulations at a constant electric potential are an essential tool to study electrochemical processes, providing microscopic information on the structural, thermodynamic, and dynamical properties. Despite the numerous…

During internal discharge (electrical breakdown by field emission transmission) thin symmetric capacitors accelerate slightly towards the anode; an anomaly that does not appear obvious using standard physics. Various thicknesses of…

Applied Physics · Physics 2019-06-18 Ankur S. Bhatt , F. M. Becker

Impressive progress in the control of atomically thin crystals is now enabling the realization of gated structures in which two electrodes are separated by atomic scale distances. The electrical capacitance of these structures is determined…

Mesoscale and Nanoscale Physics · Physics 2021-10-18 Christophe Berthod , Haijing Zhang , Alberto F. Morpurgo , Thierry Giamarchi

In the nonrelativistic approximation of fluctuation electrodynamics, using the specular reflection model and the nonlocal dielectric permittivity of a metal, we obtained simple analytical expressions for the friction forces in the…

Mesoscale and Nanoscale Physics · Physics 2020-07-15 George Dedkov , Arthur Kyasov
‹ Prev 1 2 3 10 Next ›