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Updated: Jun 9, 2026

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools
16:05

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Published on: October 1, 2007

Development of a MEMS based dynamic rheometer.

Gordon F Christopher1, Jae Myung Yoo, Nicholas Dagalakis

  • 1Complex Fluids Group, Polymers Division, NIST, Gaithersburg, MD 20899, USA. gchris@nist.gov

Lab on a Chip
|September 8, 2010
PubMed
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This summary is machine-generated.

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A novel Micro-Electro-Mechanical System (MEMS) device measures the dynamic rheology of soft matter using nanolitre volumes. This technology offers precise characterization of complex rheological moduli for various materials.

Area of Science:

  • Soft Matter Physics
  • Materials Science
  • Microfluidics

Background:

  • Advanced rheological methods are needed for nanolitre volumes.
  • Probing frequency-dependent complex rheological moduli with homogenous strain fields is challenging.

Purpose of the Study:

  • To introduce a Micro-Electro-Mechanical System (MEMS) based approach for dynamic rheology measurements.
  • To demonstrate the capability of measuring rheological moduli of soft matter using minimal sample volumes.

Main Methods:

  • Utilizing an oscillating MEMS stage and a glass plate to create oscillatory strain in a sample.
  • Measuring and analyzing the stage motion to determine stress-strain relationships.
  • Employing a Micro-Electro-Mechanical System (MEMS) device for dynamic microrheology.

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Micropatterned Magneto-Rheological Elastomers to Drive Changes in Cardiomyocyte Alignment
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Published on: June 10, 2025

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Last Updated: Jun 9, 2026

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools
16:05

Using Micro-Electro-Mechanical Systems (MEMS) to Develop Diagnostic Tools

Published on: October 1, 2007

Micropatterned Magneto-Rheological Elastomers to Drive Changes in Cardiomyocyte Alignment
08:10

Micropatterned Magneto-Rheological Elastomers to Drive Changes in Cardiomyocyte Alignment

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Main Results:

  • Successfully measured rheological moduli in the range of 50 Pa to 10 kPa.
  • Covered a frequency range from 3 rad s(-1) to 3000 rad s(-1).
  • Required less than 5 nL of sample material for measurements.

Conclusions:

  • The MEMS device provides a new method for dynamic microrheology characterization.
  • The technology is suitable for various materials including simple viscous fluids and viscoelastic thin films.
  • Potential applications in biorheology, microfluidics, and polymer thin films.