Diffusion is proba-bly via the exchange mechanism. 可能的機制是交換擴散機制。
The diffusion processes of hexamer, however, are much complicated and richer than those of the trimer. 和三聚物擴散相比,六聚物的擴散更加豐富和復雜,除了占據主導的跳躍機制包括六聚物中單個(gè)原子的跳躍擴散,兩原子剪切擴散和六原子的整體平移擴散外,也可以發(fā)生交換擴散。