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ExpertiseUpdated on 22 May 2025

LUS: Online non-contact microstructure measurement with laser ultrasonics

Mikael Malmström

Researcher/Specialist in laser ultrasound at Swerim AB

Stockholm, Sweden

About

Swerim is world leader in the area of laser ultrasonics for use in the metal industry with over 20 years of laboratory experience and numerous field trials at industrial sites. In various national and European projects we have evaluated LUS extensively and have a good understanding of its strength and limitations.

Laser ultrasound (LUS) can be used for a variety of different applications. For the metal industry the technique can be used for measurement and detection of e.g. grain size, defects, anisotropy and mechanical properties. Since LUS is a laser-based technique it is remote and thus suitable for on-line monitoring of material characteristics and properties.

Material characterization

LUS can be used for on-line material characterization in the metal industry and measure for example grain size, texture and various mechanical properties. For more info please watch the Webinar on LUS.

more info:
Laser-Ultrasound-Based Grain Size Gauge for the Hot Strip ...
Application of Laser-Ultrasonics for Evaluating Textures ...

Organisation

Swerim AB

R&D Institution

Stockholm, Sweden

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