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The behavior of a confined spherical symmetric anomalous fluid under high external pressure was studied with Molecular Dynamics simulations. The fluid is modeled by a ore-softened potential with two characteristic length scales, which in…

Soft Condensed Matter · Physics 2014-08-21 José Rafael Bordin , Leandro B. Krott , Marcia C. B. Barbosa

The paper describes the realization process of the high frequency power standard based on a twin broadband microcalorimeter designed for effective efficiency measurement of coaxial power sensors with indirect heating thermocouples. The…

Instrumentation and Detectors · Physics 2021-03-09 Emil Vremera , Luciano Brunetti , Luca Oberto , Marco Sellone

We analyze diffusion of particles on a two dimensional square lattice. Each lattice site contains an arbitrary number of particles. Interactions affect particles only in the same site, and are macroscopically represented by the excess…

Statistical Mechanics · Physics 2022-08-17 Matías A. Di Muro , Miguel Hoyuelos

Dielectric barrier discharge (DBD) plasma is used for various applications. DBD is also one of the most efficient and low-cost methods for active fluid flow control. In this study, a detailed physical model of DBD in atmospheric pressure at…

Plasma Physics · Physics 2023-04-13 Ramin Mehrabifard

Electrochemical quartz crystal microbalance (EC-QCM) is a versatile gravimetric technique that allows for parallel characterization of mass deposition and electrochemical properties. Despite its broad applicability, simultaneous…

In this paper we report a semianalytical model of the mass transfer impedance in microfluidic electrochemical chips (MEC). It is based on the molar advection diffusion equation in a microfluidic channel with a Poiseuille flow and an…

Chemical Physics · Physics 2022-10-18 Stéphane Chevalier , Marine Garcia , Alain Sommier , Jean-Christophe Batsale

We studied the diffusion coefficient of hot electrons of GaN crystals in moderate electric (1...10 kV/cm) and magnetic (1...4 T) fields. Two configurations, parallel and crossed fields, are analysed. The study was carried out for…

Materials Science · Physics 2019-04-19 G. I. Syngayivska , V. V. Korotyeyev , V. A. Kochelap

We attempt to understand the low-mass dielectron enhancement observed by PHENIX Collaboration at Relativistic Heavy Ion Collider (RHIC) by transport peak in the spectral function. On the basis of the second-order formalism of relativistic…

Nuclear Theory · Physics 2013-05-30 Yukinao Akamatsu , Hideki Hamagaki , Tetsuo Hatsuda , Tetsufumi Hirano

This paper proposes a theoretical modelling of the simultaneous and non invasive measurement of electrical resistivity and dielectric permittivity, using a quadrupole probe on a subjacent medium. A mathematical-physical model is applied on…

Geophysics · Physics 2014-11-20 A. Settimi , A. Zirizzotti , J. A. Baskaradas , C. Bianchi

The electron transmission through a {\it closed} Aharonov-Bohm mesoscopic solid-state interferometer, with a quantum dot (QD) on one of the paths, is calculated exactly for a simple model. Although the conductance is an even function of the…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Amnon Aharony , Ora Entin-Wohlman , Yoseph Imry

Two-dimensional (2D) fluorescence-excitation (2D-FLEX) spectroscopy is a recently proposed nonlinear femtosecond technique for the detection of photoinduced dynamics. The method records a time-resolved fluorescence signal in its excitation-…

Chemical Physics · Physics 2024-06-24 Sebastian V. Pios , Maxim F. Gelin , Luis Vasquez , Jürgen Hauer , Lipeng Chen

This paper proposes a widely applicable method of approximate maximum-likelihood estimation for multivariate diffusion process from discretely sampled data. A closed-form asymptotic expansion for transition density is proposed and…

Statistics Theory · Mathematics 2013-08-14 Chenxu Li

A physics-based model for the surface potential and drain current for monolayer transition metal dichalcogenide (TMD) field-effect transistor (FET) is presented. Taking into account the 2D density-of-states of the atomic layer thick TMD and…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 David Jimenez

Electroporation is a complex, iterative, and nonlinear phenomenon that is often studied by numerical simulations. In recent years, tissue electroporation simulations have been performed using static models. However, the results of a static…

Systems and Control · Electrical Eng. & Systems 2024-03-08 Raul Guedert , Daniella L. L. S. Andrade , Jéssica Rodrigues , Guilherme B. Pintarelli , Daniela O. H. Suzuki

The thermoelectric transport coefficients of electrons in two recently emerged transition metal dichalcogenides(TMD), MoS2 and WSe2, are calculated by solving Boltzmann Transport equation and coupled electrical and thermal current equations…

Materials Science · Physics 2015-10-28 Krishnendu Ghosh , Uttam Singisetti

We measured electron paramagnetic resonance (EPR) spectra of 14N- and 15N-labeled perdeuterated TEMPONE radicals in normal and supercooled water at various radical concentrations. By fitting the EPR spectra to spectral shape functions based…

Soft Condensed Matter · Physics 2017-02-10 Dalibor Merunka , Miroslav Peric

A constructive approach to theory of diffusion processes is proposed, which is based on application of both the symmetry analysis and method of modelling functions. An algorithm for construction of the modelling functions is suggested. This…

Data Analysis, Statistics and Probability · Physics 2009-11-13 A. G. Nikitin , S. V. Spichak , Yu. S. Vedula , A. G. Naumovets

The dielectric properties of selected conductively-loaded polyimide samples are characterized in microwave through far infrared wavebands. These materials, belonging to the Vespel\textsuperscript{\textregistered} family, are more readily…

Materials Science · Physics 2018-10-31 Kyle R. Helson , Kevin H. Miller Karwan Rostem , Manuel Quijada , Edward J. Wollack

A new combined PIC-MCC approach is developed for accurate and fast simulation of a radio frequency discharge at low gas pressure and high density of plasma. Test calculations of transition between different modes of electron heating in a…

Plasma Physics · Physics 2016-09-08 I. V. Schweigert , V. A. Schweigert

Dark-field X-ray microscopy (DFXM) is a novel X-ray imaging technique developed at synchrotrons to image along the diffracted beam with a real space resolution of ~100 nm and reciprocal space resolution of $10^{-4}$. Recent implementations…

Materials Science · Physics 2024-10-11 Darshan Chalise , Yifan Wang , Mariano Trigo , Leora E. Dresselhaus-Marais
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