This paper presents an analog of the Gibbs Adsorption equation which can be used to describe the effect of dissolved hydrogen on the energy of a dislocation. The magnitude of the effect is such that this equation helps explain hydrogen's influence on the fracture toughness of high strength steel.
Subject
Hydrogen embrittlement,
Dislocation,
Microcracks,
Density,
Lead,
Stress,
Constants,
Free energy,
Fugacity,
Metals,
Steel,
Risk reduction,
Hydrogen
© 1978 National Association of Corrosion Engineers
1978
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