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Experimentally Matched Finite Element Modeling of Thermally Actuated SOI MEMS Micro-Grippers Using COMSOL Multiphysics

M. Guvench[1], and J. Crosby[1]
[1]University of Southern Maine, Gorham, Maine, USA

In “Micro-Electro-Mechanical-Systems” shortly known as MEMS, one of the most important and effective principle of creating transduction of ...

Empirical Model Dedicated to the Sensitivity Study of Acoustic Hydrogen Gas Sensors Using COMSOL Multiphysics®

A. Ndieguene[1], I. Kerroum[1], F. Domingue[1], A. Reinhardt[2]
[1]Laboratoire des Microsystèmes et de Télécommunications/Université du Québec à Trois-Rivières, Trois-Rivières, QC, Canada
[2]Laboratoire d’Électronique et des Technologies de l’Information, CEA, LETI Grenoble, France

Due to the increasing demand for hydrogen gas sensors for applications such as automation, transportation, or environmental monitoring, the need for ...

Heterodimensional Charge-Carrier Confinement in Sub-Monolayer InAs in GaAs - new

S. Harrison[1], M. Young[1], M. Hayne[1], P. D. Hodgson[1], R. J. Young[1], A. Strittmatter[2], A. Lenz[2], U. W. Pohl[2], D. Bimberg[2]
[1]Department of Physics, Lancaster University, Lancaster, UK
[2]Institut für Festkörperphysik, Berlin, Germany

Low-dimensional semiconductor nanostructures, in which charge carriers are confined in a number of spatial dimensions, are the focus of much solid ...

Three-Dimensional Percolation Properties Simulation of a Marine Coating Based on Its Real Structure Obtained from Ptychographic X-Ray Tomography - new

B. Chen[1], M. Guizar-Sicairos[2], G. Xiong[1], L. Shemilt[1], A. Diaz[2], J. Nutter[1], N. Burdet[1], S. Huo[1], F. Vergeer[3], A. Burgess[4], I. Robinson[1]
[1]London Centre for Nanotechnology, University College London, London, UK
[2]Paul Scherrer Institute, Villigen, Switzerland
[3]AkzoNobel Co. Ltd., Sassenheim, Netherlands
[4]AkzoNobel (UK) Co. Ltd., Tyne and Wear, UK

We present quantitative nano-scale analysis of the 3D spatial structure of an anticorrosive aluminium epoxy barrier marine coating obtained by ...

Powerful automation and optimization methods for Material- and Process analysis with COMSOL Multiphysics and Matlab

T. Frommelt
SGL Group, Technology & Innovation, Meitingen, Germany

Thomas Frommelt received his PhD in physics in 2007 from the University of Augsburg for experimental work and simulation analysis on acoustically ...

A Study of the Effects of Mounting Supports, and Dissipation on a Piezoelectric Quartz Double-Ended Tuning Fork Gyroscope

G. Choi[1], Y. Yong[1]
[1]Rutgers University, New Brunswick, NJ, USA

A COMSOL model of a piezoelectric quartz double ended tuning fork gyroscope was implemented. The gyroscope has two detection modes; the first mode ...

Electric Field Density Distribution for Cochlear Implant Electrodes

N.S. Lawand[1], J. van Driel[2], P.J. French[2]
[1]Electronic Instrumentation Laboratory (EILab), Faculty of Electrical Engineering, Mathematics and Computer Science (EEMCS), Delft University of Technology, Delft, The Netherlands
[2]Delft University of Technology, Delft, The Netherlands

Cochlear Implants are implantable devices which bypasses the non-functional inner ear and directly stimulates the hearing nerve with electric currents ...

Design and Simulation of MEMS based Thermally Actuated Positioning Systems

D. Mallick[1], P. K. Podder[1], A. Bhattacharyya[1]
[1]Institute of Radio Physics & Electronics, University of Calcutta, Kolkata, India

With continuous advancement in nanotechnology, requirement is rising for high precision motion controlled positioning system. Such system plays crucial ...

Simple Finite Element Model of the Topografiner - new

H. Cabrera[1], D. A. Zanin[1], L. G. De Pietro[1], A. Vindigni[1], U. Ramsperger[1], D. Pescia[1]
[1]Laboratory for Solid State Physics, ETH Zürich, Zürich, Switzerland

In our recent experiments we are revisiting the topografiner technology for the imaging of surface topography with a resolution of a few nanometers. In ...

Two-axis Analysis of Micromirror Using Electrothermal Actuators For Optical Switching Applications

B.Bharanipriyaa[1], V.S.Selvakumar[1], L. Sujatha[1]
[1] National MEMS Design Center, Rajalakshmi Engineering College, Thandalam, Chennai,Tamil Nadu, India

Micro Mirrors is a versatile device which has been gaining popularity and this finds application in fields such as optical switching, display and in ...