Qiu Wanchuan Gan Fuxing Yao Luan. A primary study on divacancy mechanism of dezincification for α+β brass[J]. Nuclear techniques, 1991, (12): 717-722.DOI:
Positron lifetime in divacancy in de-alloyed arsenic doped brass
H62As
has been measured. This can be regarded as a more direct experimental evidence for the divacancy mechanism of preferential dissolution for brass. The mechanism of resisting preferential dissolution for arsenic doped brass has also been discussed.