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The study focuses on the 3D electro-hydrodynamic (EHD) instability for flow between to parallel electrodes with unipolar charge injection with and without cross-flow. Lattice Boltzmann Method (LBM) with two-relaxation time (TRT) model is…

流体动力学 · 物理学 2020-03-11 Yifei Guan , James Riley , Igor Novosselov

Electrohydrodynamic (EHD) flow induced by planar corona discharge in the wall boundary layer region is investigated experimentally and via a multiphysics computational model. The EHD phenomena has many potential engineering applications,…

流体动力学 · 物理学 2019-07-10 Ravi Sankar Vaddi , Yifei Guan , Zhi Yan Chen , Alexander Mamishev , Igor Novosselov

This study investigates the flow field induced by a surface dielectric barrier discharge (SDBD) system, known for its efficient pollution remediation of volatile organic compounds (VOCs). We aim to understand the flow dynamics that…

The Moody diagram, a plot of friction factor versus flow rate, is a well-known engineering tool for estimating head loss in pipe flows. It comprises well-defined relationships between friction factor and flow rate over the majority of…

流体动力学 · 物理学 2024-10-21 Rory T. Cerbus , Tom Mullin

We reported a phenomenon that when exerting an electric field gradient across a liquid metal/electrolyte interface, a droplet of the same liquid metal can persistently surf on the interface without coalescence. A thin layer of the…

流体动力学 · 物理学 2017-10-11 Xi Zhao , Jianbo Tang , Jing Liu

This article presents an investigation of a transient (30 {\mu}s - 5 ms) electrical discharge in metal vapour with low voltage (< 50 V) and current (< 1 A), drawn between two separating electrodes. Discharges of this type are rarely…

应用物理 · 物理学 2018-12-05 Rajiv Shekhar , Sergey Gortschakow , Holger Grosshans , Udo Gerlach , Dirk Uhrlandt

The unsteady electrorotation of a drop of a viscous weakly conducting polarizable liquid suspended in another viscous weakly conducting polarizable liquid immiscible with the former in an applied constant uniform electric field is…

流体动力学 · 物理学 2017-10-11 Alexander N. Tyatyushkin

Modern two dimensional conductors with low defect densities and strong electron-electron scattering are favorable platforms for formation of a viscous fluid of conduction electrons. Electric properties of these systems are determined by the…

介观与纳米尺度物理 · 物理学 2026-05-13 A. N. Afanasiev , P. S. Alekseev

A novel methodology, named the diffusion profile method, is proposed in this research to measure the electric field of a low gain avalanche detector (LGAD).The proposed methodology utilizes the maximum of the time derivative of the edge…

仪器与探测器 · 物理学 2023-11-30 Chenxi Fu , Haobo Wang , Tao Yang , Zijun Xu , Congcong Wang , Jianing Lin , Weimin Song , Ryuta Kiuchi , Xiaoshen Kang , Xin Shi , Suyu Xiao

Conventional electrical circuits are generally rigid in their components and working styles which are not flexible and stretchable. From an alternative, liquid metal based soft electronics is offering important opportunities for innovating…

应用物理 · 物理学 2018-03-29 Yi Ren , Jing Liu

Using a combination of Eulerian and Lagrangian variables we obtain some exact results and good approximation schemes for the time evolution of the electron flow from a no-current state to a final stationary current state in a planar…

等离子体物理 · 物理学 2015-06-18 A. Rokhlenko , J. L. Lebowitz

Contrary to conventional frame-based imaging, event-based vision (EBV) or dynamic vision sensing (DVS) asynchronously records binary signals of intensity changes for given pixels with microsecond resolution. The present work explores the…

流体动力学 · 物理学 2022-06-22 Christian Willert , Joachim Klinner

We present a microscopic derivation of the effect of current flow on a system near a superconductor-metal quantum critical point. The model studied is a 2d itinerant electron system where the electrons interact via an attractive interaction…

强关联电子 · 物理学 2009-11-13 Aditi Mitra

The design and performance of liquid metal batteries, a new technology for grid-scale energy storage, depend on fluid mechanics because the battery electrodes and electrolytes are entirely liquid. Here we review prior and current research…

流体动力学 · 物理学 2017-10-10 Douglas H. Kelley , Tom Weier

In 1968, F.L. Shapiro published the suggestion that one could search for an electron EDM by applying a strong electric field to a substance that has an unpaired electron spin; at low temperature, the EDM interaction would lead to a net…

核实验 · 物理学 2008-11-26 S. K. Lamoreaux

The transient response from a transmitter-receiver coil system inside a multi-layer cylindrical conductive configuration is obtained. The particular set-up applies to well logging as well as to eddy current tube testing. In this work, a…

偏微分方程分析 · 数学 2024-04-23 Theodoros Theodoulidis , Anastassios Skarlatos

A moving contact line occurs at the intersection of an interface formed between two immiscible liquids and a solid. According to viscous theory, the flow is entirely governed by just two parameters, the viscosity ratio, $\lambda$, and the…

流体动力学 · 物理学 2024-01-18 Charul Gupta , Lakshmana D Chandrala , Harish N Dixit

A finite element model was developed to compute the fluid flow inside a sessile evaporating droplet on hydrophilic substrate in ambient conditions. The evaporation is assumed as quasi-steady and the flow is considered as axisymmetric with a…

流体动力学 · 物理学 2020-09-08 Manish Kumar , Rajneesh Bhardwaj

The nonlinear interaction of DC current flowing in a thin metal film with an external low-frequency AC electromagnetic field is studied theoretically. The nonlinearity is related to the influence of the magnetic field of the DC current and…

凝聚态物理 · 物理学 2009-10-31 S. A. Derev'anko , G. B. Tkachev , V. A. Yampol'skii

Two methods of flow measurement in stacks are investigated to determine their errors in presence of cyclonic flow. One method, based on velocity measurements with a Pitot tube in a grid of points, is the standard reference method according…

计算物理 · 物理学 2018-08-31 J. Gersl , S. Knotek , Z. Belligoli , R. P. Dwight , R. A. Robinson , M. D. Coleman