See How Multiphysics Simulation Is Used in Research and Development

Engineers, researchers, and scientists across industries use multiphysics simulation to research and develop innovative product designs and processes. Find inspiration in technical papers and presentations they have presented at the COMSOL Conference. Browse the selection below or use the Quick Search tool to find a specific presentation or filter by application area.


View the COMSOL Conference 2023 Collection

Multiphysicsx

Modelling of Interfacial Charges and Kinetics of Dye-Sensitized Solar Cells Photoanodes

Wasiu Abidemi Hamzat1, Dmitry Momontenko1, Gunther Wittstock1
1Chemistry Department, Carl von Ossietzky University of Oldenburg, D-26111, Germany

In this study, we attempted to develop a simulation to better understand the kinetic of the dye regeneration process in photoanodes of dye-sensitized solar cells (DSSCs). For that purpose, a numerical model was developed using finite element simulation in COMSOL Multiphysics®. The ... Read More

Proton Enrichment and Surface Charge Dynamics in pH-Responsive Nanopores

Dominik Duleba1, Robert P. Johnson1
1University College Dublin, Dublin, Ireland

The acid-disassociation of surface groups generates the surface charge that drives fundamental nanoscale ion transport behaviors, such as ion current rectification in nanopores. Ion current rectification can be utilized for high sensitivity label-free sensors. The disassociation of ... Read More

A Multiphysics Approach Towards a Sustainable Future: SC Cables for Next-Generation Fusion Reactors

S. Sparacio1, M. Fracasso1, F. Ledda1, D. Torsello1, L. Gozzelino1, G. Ghigo1, R. Gerbaldo1, F. Laviano1
1Department of Applied Science and Technology, Politecnico di Torino, Torino 10129, Italy

In recent years, the optimization of high-temperature superconductors (HTS) has shown promising potential for developing advanced cable layouts aimed at the realization of practical fusion reactors. Despite their excellent performance in terms of electromagnetic and mechanical stability, ... Read More

Exploring a Cost-Effective Approach for Digital Radio Broadcasting Service Coverage Inside Tunnels

A. De Vita1, B. Sacco1
1Centre for Research, Technology Innovation and Experimentation, RAI Radiotelevisione Italiana, Torino, Italy

In the recent years, Rai Research Centre (CRITS) has been involved in investigating solutions to guarantee a satisfactory coverage of Digital Audio Broadcasting (DAB) service, in the 200 MHz frequency band, for challenging scenarios like tunnels. Preliminary field tests receiving the RF ... Read More

Introduction of a Magneto‐Elastic Constitutive Law in COMSOL Multiphysics® for the Numerical Simulation of a Magneto‐Mechanical Characterization Setup

L. Santandrea1, E. Wasniewski2, L. Daniel3
1Laboratoire de Génie ́Electrique et ́Electronique de Paris, CNRS, Gif sur Yvette, France
2CETIM, Senlis, FRANCE
3Laboratoire de Génie ́Electrique et ́Electronique de Paris, CentraleSupélec, Gif sur Yvette, France

As part of its research, the Group of Electrical Engineering – Paris (GeePs) uses the COMSOL Multiphysics® software for applications such as material modelling in Electrical Engineering, electromagnetic compatibility and electromagnetic non-destructive testing. Some problems involve ... Read More

Investigation of Electromigration in Fine-Pitch Copper Interconnects through Simulation and Analysis

Adrija Chaudhuri1, Marius van Dijk1, Johannes Jaeschke 1, Hermann Oppermann 1, Martin Schneider-Ramelow 2
1Fraunhofer Institute for Reliability and Microintegration (IZM), Berlin, Germany
2Research Center of Microperipheric Technologies, Technische Universität Berlin, Berlin, Germany

The scaling down of Copper interconnects is an effective approach to increasing the number of signal I/O lines and performance in advanced fine-pitch packaging. However, as dimensions are reduced, the risk of electromigration-induced failures in the copper interconnects becomes ... Read More

Investigation of the Electric Conductivity of an Electrically Heated Reactor

C. Geitner1
1Fraunhofer-Institut für Umwelt-, Sicherheits- und Energietechnik UMSICHT, Oberhausen, NRW, Germany

An electrically heated fixed bed (19 mm diameter, 200 mm length) is investigated regarding its electrical conductivity. Various electrically conductive activated carbons are used. The fixed bed is constructed from activated carbon pellets and/or activated carbon fabric. Electrical ... Read More

Propagation of Gain Surface Plasmon Polaritons in AB-Stacked Bilayered Graphene

Zoya Eremenko1
1Leibniz Institute for Solid State and Materials Research, Dresden, Germany.

Surface plasmon polaritons (SPPs) are electromagnetic waves that travel along a metal–dielectric or metal–air interface, practically in the infrared or visible-frequency. The term "surface plasmon polariton" explains that the wave involves both charge motion in the metal ("surface ... Read More

Quantum–Electromagnetic Coupling in Time Domain Simulations Using COMSOL Multiphysics®

Gian Marco Zampa1, Davide Mencarelli1, Luca Pierantoni1
1Università Politecnica delle Marche

INTRODUCTION The coupling of the Schrödinger and Maxwell equations allows to predict the self-generated electromagnetic (EM) field for a quantum charged particle moving in a domain. Such problem is really challenging, and it must be investigated in order to simulate the behavior of a ... Read More

Rotating Permanent Magnet Heater for Aluminium Billet

Marcello Zerbetto1, Angelo Doni1, Chiara De Massari1, Mattia Milani1
1Inova Lab s.r.l. Padova, Italy

The rotating permanent magnet heater is an high efficient system for the electromagnetic heating of Aluminium billet bifore the extrusion process. In the paper will explained how to modeling with COMSOL Multiphysics® the system form the electromagnetic point of view using the ACDC ... Read More