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MEMS & Piezoelectric Devices Blog Posts

How to Use the New Spatial FFT Feature for Applications in Optics

August 19, 2022

COMSOL Multiphysics® version 6.0 includes the new Spatial FFT feature. Learn how this feature can be used in applications in optics here.

Simulating MEMS Accelerometers and Gyroscopes Used in Inertial Measurement Units

March 24, 2022

Many autonomous vehicles rely on IMUs for navigation. Here, we show how the MEMS Module can help you model the gyroscopes and accelerometers used in IMUs.

Modeling Piezoelectricity Using the Discontinuous Galerkin Method

February 9, 2022

COMSOL Multiphysics® version 6.0 introduced a feature for modeling piezoelectric devices that is more convenient than alternative methods. Here’s how to use it in your models.

The Science Behind Lie Detector Tests

December 23, 2021

Polygraph machines accurately monitor cardiovascular, respiratory, and electrodermal activity. But can they really determine whether a subject is being deceptive?

Characterizing Piezoelectric Sensors for Nondestructive Testing

December 16, 2021

Piezoelectric sensors must be carefully designed and calibrated. Simulation can help make this process more efficient…

Modeling Piezoelectricity: Which Module to Use?

October 7, 2021

Acoustics Module, MEMS Module, Structural Mechanics Module: Which one should you use for your piezoelectric device modeling? Get a comprehensive overview of your options here.

Designing Cavity Filters for 5G Devices with Multiphysics Modeling

April 13, 2021

From radar and microwave ovens to particle accelerators, RF cavity filters are found in a variety of different application areas. Among them: 5G devices and infrastructure.

How to Model a Hall Effect Sensor with COMSOL Multiphysics®

March 11, 2021

Basic working principle of a Hall effect sensor: A nearby magnetic field deflects the path of current through a semiconductive sensor, which causes a measurable change in potential.

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