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Related Experiment Video

Updated: May 9, 2026

Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence

Methods for Measuring the Orientation and Rotation Rate of 3D-printed Particles in Turbulence

Published on: June 24, 2016

Imaging interferometry to measure surface rotation field.

Thomas Travaillot¹, Søren Dohn, Anja Boisen

¹FEMTO-ST Institute, CNRS-UMR 6174/UFC/ENSMM/UTBM, Besançon, France. thomas.travaillot@femto-st.fr

|July 12, 2013

Summary

This summary is machine-generated.

This study introduces a novel polarized-light interferometer using a custom prism to measure surface rotation. The system effectively images the rotation field on materials like polymers.

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Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments

Characterization of Surface Modifications by White Light Interferometry: Applications in Ion Sputtering, Laser Ablation, and Tribology Experiments

Published on: February 27, 2013

Area of Science:

Optical Engineering
Materials Science
Metrology

Background:

Measuring surface deformation and rotation is crucial in material analysis.
Existing interferometry methods may have limitations in sensitivity or application scope.

Purpose of the Study:

To develop and present a new polarized-light imaging interferometer.
To measure the rotation field of reflecting surfaces with high sensitivity.

Main Methods:

Utilizing a homemade prism with a birefringence gradient.
Deriving the relationship between optical phase and surface rotation.
Employing a polarized-light imaging setup.

Main Results:

The interferometer's sensitivity is directly linked to key optical parameters.
Successfully imaged the rotation field on a tip-loaded polymer specimen.
Demonstrated the system's capability for surface rotation measurement.

Conclusions:

The developed polarized-light interferometer offers a sensitive method for measuring surface rotation fields.
The custom birefringence gradient prism is a key component enabling this measurement.
This technique has potential applications in material stress analysis and deformation monitoring.