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Preface.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2012
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Ultra-precision engineering: from physics to manufacturing.

Philosophical transactions. Series A, Mathematical, physical, and engineering sciences·2012
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Surface geometry, miniaturization and metrology.

David J Whitehouse1

  • 1School of Engineering, University of Warwick, Coventry CV4 7AL, UK. djwhitehouse@sky.com

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|July 18, 2012
PubMed
Summary

Ultra-precision engineering is evolving, separating component size, shape, and texture for independent design. Miniaturization significantly alters how these surface properties impact function and performance.

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Area of Science:

  • Ultra-precision engineering
  • Surface metrology
  • Materials science

Background:

  • Traditionally, component size, shape, and texture were intrinsically linked in manufacturing.
  • Miniaturization trends necessitate a re-evaluation of these relationships for optimal performance.

Purpose of the Study:

  • To investigate the evolving relationship between size, shape, and texture in ultra-precision engineering.
  • To analyze the impact of miniaturization on surface geometry and function.
  • To explore new characterization methods for surface systems.

Main Methods:

  • Analysis of manufacturing processes in ultra-precision engineering.
  • Examination of functional performance changes with scale.
  • Review of surface characterization techniques.

Main Results:

  • Shape and texture can now be independently designed from size generation.
  • Miniaturization significantly alters the tribological and flow properties influenced by surface geometry.
  • Surface geometry's role in part size generation is becoming less dominant.

Conclusions:

  • The independent design of shape and texture offers new possibilities in ultra-precision engineering.
  • Understanding scale-dependent surface properties is crucial for advanced applications.
  • Advanced characterization methods are needed to account for these evolving surface system dynamics.