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Voyez comment la modélisation et la simulation sont utilisées par les industries La modélisation et la simulation multiphysiques pilotent l'innovation dans tous les grands secteurs d'activité et dans le monde universitaire — comme en témoignent les nombreuses utilisations présentées dans des articles et des posters techniques présentés par des ingénieurs, chercheurs et scientifiques à la Conférence COMSOL chaque année. Inspirez-vous des récents proceedings réunis ci-dessous, ou, pour trouver les présentations les plus intéressantes dans votre domaine d'intérêt, utilisez la recherche rapide.

Consultez les proceedings de la Conference COMSOL 2024

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Characterization of Magnetoelectrically Driven Catalytic Reactions by COMSOL Multiphysics® Parametric Studies

H. Torlakcik[1], F. Mushtaq[1], X. Chen[1], B. Nelson[1], S. Pané[1]
[1]ETH Zurich, Switzerland

In heterogeneous catalysis, magnetic nanostructures have been mainly used as magnetically recoverable catalysts. Recently, we have shown that magnetic fields can be utilized to initiate polarization-driven catalytic reactions on surfaces of multiferroic nanoparticles (NP) via direct ... En savoir plus

Simulation of an AlN PMUT With A Crossed-Slit for Enhanced Acoustic Pressure Outputs in Liquids

V. Tzanov[1], E. Ledesma[1], F. Torres[1], N. Barniol[1]
[1]Universitat Autonoma de Barcelona, Spain

In our work, simulations of a piezoelectrical micromachined ultrasonic transducer compatible with CMOS-MEMS process are presented. The piezoelectric material of the PMUT is AlN sandwiched between two Al layers and a top Si3N4 passive layer. The piezoelectric and the metal materials have ... En savoir plus

Design and Analysis of Implantable Nanotube Based Sensor for Continuous Blood Pressure Monitoring

M. Silambarasan, T. Prem Kumar, M. Alagappan, and G. Anju
PSG College of Technology
Coimbatore
Tamil Nadu, India

The present work aims to develop a blood pressure sensor using MEMS/NEMS technology. A normal blood pressure detector is used externally, but this work mainly aims for designing an implantable nanotube based sensor for continuous monitoring of blood pressure. The use of COMSOL ... En savoir plus

Computational Biophysics in COMSOL®: FSI-Simulations of Cells in a Microfluidic Device

L. D. Wittwer [1], S. Aland [2],
[1] HTW Dresden / TU Dresden, Germany
[2] HTW Dresden, Germany

INTRODUCTION The mechanical properties of biological cells are promising biomarkers to differentiate for example cell phenotypes, cell states or between healthy and unhealthy cells with applications ranging from research facilities to medical laboratories [1, 2]. Real-time deformability ... En savoir plus

J-Integral Evaluation for Through Silicon Vias

R. Coppeta [1], C. Hartler [2], J. Siegert [1],
[1] ams AG, Premstaetten, Austria
[2] Technische Universitaet Graz, Graz, Austria

Through Silicon Via (TSV) is one of the key technologies for 3D integration. It is a vertical electrical connection that passes through a silicon wafer and establishes the signal transmission between the front and the backside of the device. In the so-called “TSV last” integration ... En savoir plus

FEM Modeling of a 3D Carbon Fiber Pylon

B. Chiné [1], I. López [1], J. León [1],
[1] Costa Rica Institute of Technology, School of Materials Science and Engineering, Cartago, Costa Rica

The evolution of specific three dimensional (3D) fabrication printing technologies has developed the capability to fabricate functional parts in several fields of engineering. This has also enabled the possibility to create optimized complex organic structures to use, for example, in new ... En savoir plus

Implementation of a Viscoelastic Material Model to Simulate Relaxation in Glass Transition

Z. Zheng[1], R. Zhang[1]
[1]Corning Incorporated, Corning, NY, USA

Introduction: Glass relaxation occurs in a range of temperature during transition from equilibrium to super-cooled liquid. Viscoelastic material model can be applied to simulate glass behavior during the glass transition regime and to predict the glass deformation and stress evolution. ... En savoir plus

Simulation of a Novel Induced-Charge Electrokinetic Actuation Mechanism for a Diaphragm Micropump

A. Eden[1], F. Lorestani[1], S. Mackenzie[1], S. Minne[1], D. Huber[1], C. Meinhart[1], S. Pennathur[1]
[1]University of California, Santa Barbara, USA

From microelectronics cooling to biological analysis and wearable therapeutic infusion systems, micropumps are steadily becoming a valuable and ubiquitous tool for fluid transport and thermal management. Hence, the development of novel actuation mechanisms that allow for precise ... En savoir plus

Design and Optimization of Gas Sensor Testing Chamber using COMSOL Multiphysics®

K.Govardhan[1], K.Narmada[2], Nirmala Grace[3]
[1]VIT University, MEMS & Sensors Division, School of Electronics Engineering, Vellore, Tamil Nadu, India
[2]VIT University, Sensor System Technology, School of Electronics Engineering, Vellore, Tamil Nadu, India
[3]VIT University, Center for Nanotechnology Research, Vellore, Tamil Nadu, India

This study aims at the design and optimization of a Gas Sensing Chamber. The design takes advantage of the multiphysics simulation capabilities of COMSOL Multiphysics® to incorporate various physics such as CFD, Micro fluidics, Solid Mechanics, Electro thermal effects etc. The ... En savoir plus

Numerical Characterizations of Visco-Plastic Behaviour of the TA6V with Metallurgic Phase Change

V. Bruyere [1], C. Touvrey [2], P. Namy [1],
[1] SIMTEC, Grenoble, France
[2] CEA DAM, Valduc, Is-sur-Tille, France

In order to predict the residual mechanical state of assemblies during pulsed laser welding, mechanical and metallurgical behaviors of materials need to be precisely characterized. Based on experimental data and analyses [1], a numerical model is developed in COMSOL Multiphysics® ... En savoir plus

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