Abstract Behavior of hydrogen trapping in defects induced by cold-working (CW) of pure aluminum (Al) and Duralumin (A2017) were examined by thermal desorption analysis (TDA). The total desorption amount of… Click to show full abstract
Abstract Behavior of hydrogen trapping in defects induced by cold-working (CW) of pure aluminum (Al) and Duralumin (A2017) were examined by thermal desorption analysis (TDA). The total desorption amount of deuterium in pure Al and A2017 increased with the working rate of CW; the desorption amount for hydrogen trapped at dislocations increased though that at vacancies and their clusters was likely saturated. Strong hydrogen trapping was observed in A2017, which disappeared by CW.
               
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