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

2020 - North Americax

Understanding the Physics of Droplet Electrocoalescence in a Microtrap

B. Koppolu1, S. P. Burugupally1, F. B. Memon1
1Wichita State University, Wichita, KS, USA

Droplet-based microfluidic systems are emerging as an ideal platform for the high-throughput screening of eukaryotic cells aimed to understand the complex, multidimensional, and dynamic biological processes [1]. Here, two aqueous droplets – each containing a eukaryotic cell – suspended ... Read More

Simulating Wet Etching of Optical Fiber to Fabricate NSOM Probe

M. N. Hussain1, J. Woehl1
1University of Wisconsin, Milwaukee, WI, USA

Near-field scanning optical microscopy (NSOM) unifies the potential of scanning probe technology with the power of optical microscopy as if like having eyes into the nanoworld. To efficiently channel the illumination light to the tip apex and acquire optical images beyond the diffraction ... Read More

Computational Study of Adding Magnetic Nozzle in HIIPER Using Multiphysics

R. Puri1, G. H. Miley1, R. Patino1
1University of Illinois Urbana Champaign, Illinois, USA

Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER) [1] is a plasma thruster being researched at University of Illinois Urbana-Champaign. It has been shown in Figure 1. It involves a helicon source along with an Inertial Electrostatic Confinement (IEC) chamber. IEC is a fusion ... Read More

Optimization of Helicon in HIIPER Space Engine Using the Particle Tracing Module

R. Puri1, G. H. Miley1, R. Najam1
1University of Illinois at Urbana-Champaign, Illinois, USA

Helicon Injected Inertial Plasma Electrostatic Rocket (HIIPER) [1] is an advanced space propulsion system being studied in University of Illinois Urbana-Champaign. It has been depicted in Figure 1. An experimental setup is already being used to gather dynamics of plasma with the help of ... Read More

Simulation of Basal Body Deformation in Tetrahymena Thermophila

L. Woodhams1, Y. Shen1, P. V. Bayly1, A. D. Junker2, A. J. Soh2, C. Pearson2
1Washington University in St. Louis, St. Louis, MO, USA
2University of Colorado Anschutz, Aurora, CO, USA

COMSOL® models of basal body deformation using the Beam Interface are compared to electron tomograms of Tetrahymena thermophila basal bodies high-pressure frozen while undergoing beating deformation. This approach provides insight into the nanoscale structures and internal forces ... Read More

Computational Fluid Dynamics Study of the Effects of Secondary Flow in 90-degree Pipe Elbow Erosion

O. Ayala1, G. Rivera-Hernandez1, C. Knight2
1Old Dominion University, Norfolk, VA, USA
2WestRock Papermill, Hopewell, VA, USA

Computational fluid dynamics of particle-laden fluid flows through a 90-degree pipe elbow were completed at Reynolds numbers 1,000 and 10,000; for different elbow curvature ratios of 1.0, 1.5, and 2.5; and for particles with different Stokes numbers of 0.05, 0.1, 0.5, 1.0, 5.0, and 10.0. ... Read More

Thermodynamic Simulation of Hydrogen Chemisorption in Hydride Beds Using External-Internal Cooling

D. G. Faurie1, A. V. Kolesnikov1, M. V. Lototskyy2
1Tshwane University of Technology, Pretoria, South Africa
2University of Western Cape, Cape Town, South Africa

In this study, the proficiency of an external and internally cooled hydride bed was tested. This was conducted using COMSOL Multiphysics® environment utilizing the Heat Transfer Module. This was combined with a custom chemisorption model based on Lototskyy’s Metal hydride isotherm model. ... Read More

Self-Consistent Calculation of Exciton Binding Energy in Quantum Structures with Rotational Symmetry

A. Radu 1, J. A. Gil-Corrales 2, C. A. Duque 2, A. L. Morales 2, R. L. Restrepo 3, J. A. Vinasco4
1Department of Physics, University Politehnica of Bucharest, 313 Splaiul Independenţei, Bucharest, Romania
2Grupo de Materia Condensada-UdeA, Instituto de Física, Facultad de Ciencias Exactas y Naturales, Universidad de Antioquia UdeA, Calle 70 No. 52-21, Medellín, Colombia
3Universidad EIA, CP 055428, Envigado, Colombia
4Instituto de Alta Investigación, CEDENNA, Universidad de Tarapacá, Casilla 7D, Arica, Chile

An exciton is a quasiparticle forming in semiconductors when an electron is excited from the valence band into the conduction band, leaving a positive hole behind. Due to the Coulomb interaction between opposite charge particles, the exciton has slightly less energy than the unbound ... Read More

Precision and Bias in Field Methods for Measuring Soil Saturated Hydraulic Conductivity

N. Tecca1, J. Gulliver1, J. L. Nieber1
1University of Minnesota, Minneapolis, MN, USA

The Subsurface Flow Module within COMSOL Multiphysics® was utilized to simulate variable saturated subsurface flow for multiple field methods that estimate the saturated hydraulic conductivity (Ksat) of the soil. The subsurface flow module implemented the Richards equation with a user ... Read More

Numerical Analysis of the Optimal Design Parameters of a Thermoelectric Microfluidic Sensor

S.M.I. Bari1, L. G. Reis1, G. G. Nestorova1
1Louisiana Tech University, Ruston, LA, USA

The design of highly-sensitive thermoelectric microfluidic sensors for the characterization of biochemical processes is an important area of engineering research. This study reports three-dimensional numerical analysis of the critical design parameters of a continuous-flow biosensor with ... Read More