The effect of crack tip environment on crack growth behaviour of a low alloy steel at cathodic potentials in artificial seawater
Yong Lia, Zhiyong Liua,b,*(), Endian Fana, Zhongyu Cuic, Jinbin Zhaoa,d

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Fig. 12.. Schematic illustrations of the electrochemical reactions at the crack tip under cathodic potential: (a) with and (b) without cyclic loading.