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Fatigue crack growth
measured by the
Electric Potential Drop

Conceptual upgrade

Ing. D. Slagter Apeldoorn
The Netherlands (c) 2026

Table of contents

  1. - History
  2. - Introduction
  3. - Johnson-Tada expressions
  4. - Electronic circuits
  5. - Experimental verification
  6. - Result analysis
  7. - Explanatory notes
  8. - CircuitPython source code
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