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Surfalize: A Python Library for Surface Topography and Roughness Analysis Designed for Periodic Surface Structures.

Frederic Schell1, Christoph Zwahr1, Andrés F Lasagni1,2

  • 1Fraunhofer Institute for Material and Beam Technology IWS, Winterbergstraße 28, 01277 Dresden, Germany.

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Summary
This summary is machine-generated.

This study introduces Surfalize, a new Python library for surface roughness measurement. It enhances automated analysis and periodic microtexture characterization, addressing limitations in current software.

Keywords:
ISO 25178Python librarySurfalizeconfocal microscopyperiodic microtexturessurface roughness

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Area of Science:

  • Materials Science
  • Metrology
  • Computational Science

Background:

  • Surface roughness measurement is crucial for microtextured surface characterization.
  • Existing software packages for ISO 25178 parameter calculation have limitations.
  • These limitations include inadequate automated/batch analysis and proprietary restrictions.

Purpose of the Study:

  • To introduce a novel Python library, Surfalize, to address the identified gaps in surface roughness analysis.
  • To provide enhanced capabilities for automated and batch analysis of microtextured surfaces.
  • To improve the analysis of periodic microtextured surfaces, including parameters like peak-to-valley depth and spatial period.

Main Methods:

  • Development of a new Python library named Surfalize.
  • Implementation of algorithms for automated and batch surface roughness analysis.
  • Validation of Surfalize's algorithms against established software and manual measurements.

Main Results:

  • Surfalize offers improved automated and batch analysis capabilities.
  • The library successfully calculates parameters for periodic microtextured surfaces.
  • Algorithm validation confirms accuracy comparable to existing methods.

Conclusions:

  • Surfalize effectively fills the functional gaps in current surface roughness measurement software.
  • The library provides a flexible, accessible tool for microtexture analysis.
  • Surfalize enhances the characterization of microtextured surfaces, particularly periodic ones.