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In questa sezione troverete i lavori presentati alle Conferenze mondiali COMSOL. Le presentazioni descrivono ricerche e prodotti innovativi progettati con COMSOL Multiphysics da colleghi di tutto il mondo. I temi delle ricerche presentate abbracciano un'ampia gamma di settori produttivi e aree applicative, in ambito elettrico, meccanico, fluidodinamico e chimico. Lo strumento di Ricerca Rapida vi permetterà di trovare le presentazioni che si riferiscono all'area di vostro interesse.

Visualizza gli articoli presentati alla COMSOL Conference 2020

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Tunable Metamaterial-Inspired Resonators for Optimal Wireless Power Transfer Schemes

A. X. Lalas [1], N. V. Kantartzis [2], T. T. Zygiridis [3], T. P. Theodoulidis [4],
[1] Information Technologies Institute, Centre of Research & Technology - Hellas, 6th km Harilaou - Thermi, Thessaloniki, Greece
[2] Department of Electrical and Computer Engineering, Aristotle University of Thessaloniki, Thessaloniki, Greece
[3] Department of Informatics and Telecommunications Engineering, University of Western Macedonia, Kozani, Greece
[4] Department of Mechanical Engineering, University of Western Macedonia, Kozani, Greece

The advent of wireless power transfer (WPT) technology has offered a gradually evolving research field with a multitude of triggering applications, like electric vehicles, bio-medical implants and wireless charging media for consumer electronics. However, since the initial establishment ... Per saperne di più

Best Practices in EM Simulation in COMSOL Multiphysics®

M. Olsson [1]
[1] COMSOL AB, Stockholm, Sweden

This session addresses some common challenges in electromagnetic modeling and simulation. The introductory presentation will cover how to pick and choose between a large number of available formulations in three separate modules including the AC/DC Module, RF Module, and Wave Optics ... Per saperne di più

Modeling Spectral Emission Phenomena in Beryllium Plasma Using COMSOL Multiphysics

C. Gavrila[1], C. P. Lungu[2], and I. Gruia[3]
[1]Technical University of Civil Engineering Bucharest, Romania
[2]National Institute for Laser, Plasma and Radiation Physics, Bucharest, Romania
[3]University of Bucharest, Faculty of Physics, Bucharest, Romania

The purpose of this paper is to present a numerical modeling of plasma phenomena in beryllium emissions using COMSOL Multiphysics software. The Beryllium films were deposited on mirror polished fine grain graphite substrates using the Thermionic Vacuum Arc (TVA) technology available at ... Per saperne di più

Generation of Enhanced LSPR Field in Periodically Varying Height Metal Nano-pillars

N. Chamuah [1], P. Nath [1],
[1] Tezpur University, Sonitpur, Assam, India

Present work demonstrates a detail simulation results on enhanced generation of localized surface plasmon resonance (LSPR) field condition in a periodically varying height metal nano-pillars. Periodically varying height metal nanopillar provides enhanced LSPR field conditions than ... Per saperne di più

Fluid-Structure Interaction Modeling of High-Aspect Ratio Nuclear Fuel Plates Using COMSOL Multiphysics®

F. Curtis[1], K. Ekici[1], J. D. Freels[2]
[1]The University of Tennessee, Knoxville, TN, USA
[2]Oak Ridge National Laboratory, Oak Ridge, TN, USA

The High Flux Isotope Reactor at the Oak Ridge National Lab is in the research stage of converting its fuel from high-enriched uranium to low-enriched uranium. One of the areas being explored is the fluid-structure interaction phenomenon due to the interaction of thin fuel plates (50 ... Per saperne di più

Nonlinear Optics in Plasmonic Nanostructures

G. Bachelier [1], L. Olgeirsson [1], S. Waterman [2], J. Sharma [3], E. Dujardin [3], A. Bouhelier [4], S. Huant [1]
[1] Institut Néel, CNRS - Joseph Fourier University, Grenoble, France
[2] Imperial College, London, England
[3] CEMES, CNRS, Toulouse, France
[4] LICB, CNRS – Bourgogne University, Dijon, France

The unique optical properties of plasmon resonances in noble metal nanoparticles have been extensively investigated owing to their ability to enhance the electric field amplitude but also to tailor its spectral and spatial distribution. Among all application domains, nonlinear optics ... Per saperne di più

Enhanced Surface Plasmon Polariton Propagation Induced by Active Dielectrics

M. Mattheakis[1], C. Athanasopoulos[1], G. P. Tsironis[1]
[1]University of Crete, Heraklion, Greece

We present numerical simulations for the propagation of surface plasmon polaritons in a dielectric-metal-dielectric waveguide using COMSOL Multiphysics® software. We show that the use of an active dielectric with gain that compensates metal absorption losses enhances substantially ... Per saperne di più

Motion of Uncharged Particles in Electroosmotic Flow through a Wavy Cylindrical Channel

N. Qudus[1], T. Mahbub[1], S. A. Ali[1], and M. Shajahan[1]
[1] Bangladesh University of Engineering and Technology, Dhaka Bangladesh

A finite element model is employed to describe the electric potential distribution and electroosmotic flow field inside a wavy cylindrical channel. The model uses coupled Laplace and Poisson-Boltzmann to evaluate the electric potential distribution inside the channel. It also contains ... Per saperne di più

Deformation of Stamp Features with Slanted Walls During Microcontact Printing

F. E. Hizir[1], H. M. Al-Qahtani[1, 2], D. E. Hardt[1]
[1]Massachusetts Institute of Technology, Cambridge, MA, USA
[2]King Fahd University of Petroleum and Minerals, Dhahran, Saudi Arabia

Microcontact printing is a method for depositing patterns of thin films or molecular monolayers on surfaces using a polydimethylsiloxane (PDMS) stamp for selective mechanical contact (Figure 1). Undesired deformation of the stamp features during printing affects printed pattern quality. ... Per saperne di più

Simulation of Droplet Impingement on a Solid Surface by the Level Set Method

J. Hu[1], R. Jia[1], K. Wan[2], X. Xiong[3]
[1]Department of Mechanical Engineering, University of Bridgeport, Bridgeport, CT, USA
[2]Mechanical and Industrial Engineering, Northeastern University, Boston, MA, USA
[3]Department of Electrical Engineering, University of Bridgeport, Bridgeport, CT, USA

The dynamic behavior of droplet impingement on a solid surface is important to many engineering applications. This paper studied the dynamic behavior of a droplet impinging onto solid dry surfaces with different surface wettability using the COMSOL Multiphysics® software. The simulation ... Per saperne di più

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