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COMSOL-News-Magazine-2017
COMSOL-News-Magazine-2017-Special-edition-acoustics
COMSOL-News-Magazine-2016

Design of MEMS based Polymer Microphone for Hearing Aid Application

V. S. Nagaraja[1], Ramanuja H. S.[1], Deepak K[1], S. L. Pinjare[1]
[1]Electronics and Communication Engineering, Nitte Meenakshi Institute of Technology, Bangalore, Karnataka, India

In this work, a MEMS based condenser microphone [1,2] using Polyimide as the diaphragm has been designed. The microphone structure has a backplate ...

Modeling Micromechanics of Eigenstrain in Heterogeneous Media


Dr. Tewari is an Associate Professor in the Department of Mechanical Engineering at IIT Bombay. Prior to this he was a staff researcher at the General ...

Evaporation Induced Convection Under a Gas Channel

H. Machrafi[1], A. Rednikov[2], P. Colinet[2], P.C. Dauby[1]
[1]University of Liège, Thermodynamics of Irreversible Phenomena, Institut de Physique, Liège, Belgium
[2]Universite Libre de Bruxelles, TIPs - Fluid Physics, Bruxelles, Belgium

This work falls into the framework of an ESA experiment, which consists of observing the behavior of patterns and structures that can be formed after ...

Integrated Solar Thermal Collector with Heat Storage

A.R. Sánchez-Guitard[1], E. Ruiz-Reina[1]
[1]University of Málaga, Málaga, Spain

In this work, we study the design of a new integrated system for Solar Water Heating that combines the solar thermal energy collection (primary ...

Modelling of a Wool Hydrolysis Reactor - new

M. Giansetti[1], A. Pezzin[1], S. Sicardi[1], G. Rovero[1]
[1]Politecnico di Torino, Torino, Italy

The Life+ GreenWoolF project is aimed at demonstrating that green hydrolysis with superheated water is an effective way to convert wool wastes into ...

Numerical Modelling of the Plasma Discharge During Electron Beam Welding (EBW) - new

D. Trushnikov[1], G. Mladenov[2]
[1]Perm National Research Polytechnic University, Perm, Russia
[2]Institute of Electronics of Bulgarian Academy of Sciences, Sofia, Bulgaria

This work describes a model for plasma formation in the keyhole and above the EBW zone. The parameters of the plasma are closely connected to the ...

Simulations of Heat and Mass Transport During Biomass Conversion Processes Using 3D Biomass Particle Models with Realistic Morphology and Resolved Microstructure - new

P. Ciesielski[1], M. Crowley[1], L. Thompson[1], B. Donohoe[1], D. Robichaud[2], A. Sanders[3], M. Nimlos[2], T. Foust[2]
[1]Biosciences Center, National Renewable Energy Laboratory, Golden, CO, USA
[2]National Bioenergy Center, National Renewable Energy Laboratory, Golden, CO, USA
[3]Quantum Electronics & Photonics Division, National Institute of Standards & Technology, Boulder, CO, USA

Predictive simulations of biomass conversion processes will improve their technical performance and reduce economic uncertainty surrounding ...

Influência da Camada de Ar Sobre a Deformação de uma Embalagem de Líquido com Cartão Tipo LPB - new

I. Neitzel[1], K. B. Matos[1], L. R. Pesch[1]
[1]Faculdade de Telêmaco Borba - FATEB, Telêmaco Borba, Paraná, Brasil

As embalagens de produtos alimentícios são hoje em dia predominantemente feitas com cartão tipo LPB (Liquid Packaging Board) e usualmente estocadas de ...

Design of High Performance Micromixer for Lab-On-Chip (LOC) Applications

K. Karthikeyan[1] , L. Sujatha[1]
[1]Rajalakshmi Engineering College, Chennai, Tamil Nadu, India

This paper presents the design and simulation of micromixer for Lab-On-Chip (LOC) applications. There are two types of micromixers: one is an active ...

Optimization of Smart Diaphragm Material for Pressure Sensor in Ventilators

M. Algappan[1], P. C. Chakravarthi[1], R. Keerthana[1], S. Mangayarkarasi[1], A. Kandaswamy[1]
[1]PSG College of Technology, Coimbatore, Tamil Nadu, India

A medical ventilator is an imperative device used to save life by delivering an assortment of air and oxygen into and out of the patients’ lungs to ...