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
Tunable Resonance of Star Shaped Nanostructures
Auto assembled Ag-ZnO [1] star shaped nanostructures depicted in figure 1, presents their natural electromagnetic resonance at 60 THz. In this work we present that is possible to change this value by covering it with a variable in thickness layer of gold. The analysis is performed by ... Read More
How Finite Element Analysis Revolutionized a 100-Year Old Equation
In 1901 Weiss proposed an equation predicting activation of nerve fibers by electrical stimulation, used in neuroscience and neuromodulation, which applies electric fields to modify nerve behavior in neurological disorders. Weiss’ equation is relative to geometry, electrode array, ... Read More
Numerical Modeling of Magnetic Field Emissions From am HDD Walkover Locating System
In this paper, numerical modeling of the artificially induced magnetic field from a walk-over locator used to detect the drill head underground in Horizontal Directional Drilling (HDD) is presented. Numerical predictions are compared against the experimental data and closed-form ... Read More
Analysis of a Prototype MRI Hybrid Birdcage RF Coil with Uncertainty Quantification (*)
INTRODUCTION. In a magnetic resonance imaging (MRI) system (see Fig. 1), it is necessary to excite the nuclei of a patient into coherent precession for imaging. This requires coupling between the nuclei and a source of radio frequency (RF) power (the transmitter). To receive a ... Read More
Maximizing the Fatigue Crack Response in Surface Eddy Current Inspections of Aircraft Structures
In-service detection of fatigue cracking in metallic aerospace structures relies on capable and efficient eddy current inspection procedures. For best results, inspections with surface scanning eddy current techniques are following rigorous procedures that indicate the instrument ... Read More
Genetic Algorithm for Geometry Optimization of Optical Antennas
A genetic algorithm was programmed in MATLAB® software and linked to the COMSOL Multiphysics® software with the COMSOL LiveLink™ for MATLAB® to optimize the geometry of an optical antenna (nanoantenna). The proposed computational model demonstrated that nanoantenna geometries does not ... Read More
FEM Analysis and Optimization of Electro-Stimulating Implants for Bone Regeneration and Prevention of Bacterial Infection
The aim of this study is to investigate the influence of electro-magnetic stimulation on bone regeneration and the effect on bacterial infection. Electro-magnetic stimulation is a promising technique and a powerful tool for the enhancement of bone regeneration. To optimize the amplitude ... Read More
Novel Automated Software System for Arcing Simulation in Spacecraft On-Board Electronics
In our project, we propose an innovative software solution to the problem of electrical arcing risk prediction in high-voltage on-board electronic equipment intended for long-term self-contained use, e.g. in spacecraft conditions. It completely based on so-called “decomposition” approach ... Read More
Thermal Analysis on Module Level in an Automotive Battery Package
Vehicles with battery as energy storage fascinate more and more people. Meanwhile, more questions are surfaced – How to ensure a safe operation of the battery package? How long could the cycle life of a battery package reach? Can a battery package be operated in any environmental ... Read More
Simulation of Electro-Thermal Transients in Superconducting Accelerator Magnets
The paper presents the application of COMSOL Multiphysics® software to the modelling of superconducting accelerator magnets. A 2D magneto-thermal model is developed, using an equivalent magnetization formulation to take into account the eddy-currents’ effects. Due to the model ... Read More