TLP contents
Main pages
- Aims
- Before you start
- Introduction
- What´s Going On? The Mechanism of Aqueous Corrosion
- When a Metal Corrodes - the Electrical Double Layer
- The Energy Landscape
- Kinetics of Corrosion - the Tafel Equation
- The Tafel Plot
- Diffusion Limited Corrosion
- Passivation
- Predicting Corrosion Rates
- Corrosion Control
- Summary
- Questions
- Going further
Additional pages
Media resources
- Tafel plot for a single electrode (Flash)
- Using Tafel plots to predict corrosion rates (Flash)
- Tafel plot where corrosion current is limited and the cathodic arm is flattened: (Flash)
- Tafel plots and different corrosion rates (Flash)
- Interactive Tafel plot for a diffusion limited reaction and one which is passivated. (Flash)
- Formation of Helmholtz layers (Flash)
- Pourbaix diagram of Mn and Tafel plots (Flash)
- Animation of corrosion of metal (Flash)
- Tafel plots for Cu deposition and hydrogen evolution (image)
- Graph showing evolution of hydrogen for metals in 0.1M HCl (image)
- Symmetrical energy landscape when free energy is plotted against distance from metallic surface (image)
- Graph showing activation energy lowered by overpotential (image)
- Tafel plots showing protection of metal by chromate (image)
- Tafel plots showing protection of metal by a sacrificial anode (image)
- Tafel plot of i vs. E, (image)
- Tafel plot showing passivation (image)
- Grasph showing hydrogen evolution on Zn and Fe electrodes (image)
- Graph showing corrosion of Zn and Fe in de-aerated water (image)
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