Ici vous trouverez les présentations issues des Conférences COMSOL à travers le monde. Réalisées par des utilisateurs de COMSOL Multiphysics, ces présentations explorent tous les domaines actuels d'innovation. Les applications couvrent pratiquement tous les secteurs industriels et impliquent des phénomènes électriques, mécaniques, fluidiques et chimiques. Utilisez la recherche rapide pour trouver les présentations les plus intéressantes dans votre domaine d'intérêt.

Consultez les proceedings de la Conference COMSOL 2020

Extraction of COM Parameters and Quality Factor of One Port SAW Resonator Using FEM Based Simulation

A. K. Namdeo[1], H. B. Nemade[1]
[1]Department of Electronics and Electrical Engineering, Indian Institute of Technology Guwahati, Assam, India

The paper presents a method of extraction of coupling of modes (COM) parameters for a one port surface acoustic wave (SAW) resonator from the results of finite element analysis in COMSOL Multiphysics®. The COM parameters calculated are electromechanical coupling coefficient, reflection ... En savoir plus

Design and Characterization of MOEMS Optical Tweezers

J. A. Andrews[1], R. Chaubey[1], G. Dwivedi[1], V. Dwivedi[1], N. Sagar[1]
[1]National MEMS Design Center, Department of Applied Physics, Shri G S Institute of Technology & Science, Indore, Madhya Pradesh, India

Optical tweezers work on the idea of non-contact Optical Pressure felt by transparent particles, when shined by coherent light source such as lasers. On the other hand when light falls on the metal it excites the electron inside it and make them free. When these free electron cloud ... En savoir plus

Electrowetting and Droplet Transport in Digital Microfluidic Chips for Mixing Applications

S. F. Azam[1]
[1]IIT Hyderabad, Hyderabad, Telangana, India

Over the last decade, electrowetting-on-dielectric (EWOD) has become one of the most blistering and versatile tool in digital microfluidics. It enables control over fluid shape and flow by electrical signals alone, which is viable by effective utilization of the excess charge ... En savoir plus

COMSOL Multiphysics® Modelling for Li-ion Battery Ageing

P. Singh[1], N. Khare[2], P. K. Chaturvedi[3]
[1]Banasthali University, Banasthali, Rajasthan, India
[2]EOS Energy Storage, Edison, NJ, USA
[3]SRM University, Ghaziabad, Uttar Pardesh, India

Introduction: Recently, Li-ion battery is being widely used as power source for various applications from electronic gadgets to automotive industry. The performance and cycle life of Li-ion battery are becoming gradually important issues as the applications are shifting from small scale ... En savoir plus

Dispersion Analysis in Coaxial Cables at High Frequencies

S. C. Hegde[1]
[1]VIT University, Vellore, Tamil Nadu, India

The coaxial cable is one of the most commonly used bandwidth limited signal transmission line.Dispersion is a signal distortion phenomenon which arises due to frequency dependence of phase velocity of signal components. This phenomenon was explained through time domain approach by ... En savoir plus

Modeling and Simulation of MR Dampers Using COMSOL Multiphysics® Software

Y. M. Khedkar[1], S. B. Joshi[2], P. M. Pawar[1], B. P. Ronge[1]
[1]SVERI's College of Engineering, Pandharpur, Maharashtra, India
[2]Brahmdevdada Mane Polytechnic, Solapur, Maharashtra, India

Classical hydraulic dampers are flexible devices that are used to attach a component to a mounting base. Vibration amplitude reduction can be achieved by improving the old technique of suspension by bringing in application of Magnetorheological or Electrorheological fluid in it. Due to ... En savoir plus

Surface Acoustic Wave Based MEMS Resonator

S. Dixit[1], R. C. Jain[1]
[1]Jaypee Institute of Information Technology, Noida, Uttar Pradesh, India

Surface Acoustic Waves (SAW) is the acoustic wave that propagates along the surface of the substrate with amplitude decaying exponentially away from the surface. A basic SAW device consists of two IDT’s on a piezoelectric substrate such as quartz. Surface Acoustic Wave can be ... En savoir plus

Thermal Simulation of FCBGA Package with Heat Sink

M. R. Naik[1]
[1]Nitte Meenakshi Institute of Technology, Bengaluru, Karnataka, India

In a modern IC design, the capability of predicting the temperature profile is critically important as well as cooling and related thermal problems are the principal challenges. To address these challenges, thermal analysis must be embedded within IC synthesis. This paper presents ... En savoir plus

Magnetic Heating of Iron Oxide Nanoparticles with Alternating Magnetic Field for Hyperthermia Applications

N. M. Sundaram[1], M. Sneha[1], R. S. Vishnu[1], M. Alagappan[1]
[1]PSG College of Technology Coimbatore, Tamil Nadu, India

The current therapies available to treat cancer patients are surgical operation and chemo therapy. The drawbacks are the side effects caused by these therapies. Hyperthermia is a treatment technique based on deactivation of cancer cells by raising the temperature in the range of 43 ºC ... En savoir plus

MEMS Based Tactile Sensors for Robotic Surgery

V. Nivethitha[1], S. P. Rakavi[1], K. C. Devi[1]
[1]PSG College Of Technology, Coimbatore, Tamil Nadu, India

In this work, a piezoelectric tactile sensor will be designed and simulated using COMSOL Multiphysics®. The sensor is designed in order to assess the pressure exerted on the human body while the robotic surgery is performed. The sensor consists of a rigid and compliant cylindrical ... En savoir plus