Guinier-Preston zones

https://i.redd.it/5qvesx02diib1.png

created by [deleted] on 16/08/2023 at 17:34 UTC

19 upvotes, 2 top-level comments (showing 2)

Present notably in AlCu alloys, they can be precipitated in order to harden the material

Usually they are studied with TEM as they are small

Comments

Comment by aluminium_is_cool at 16/08/2023 at 20:14 UTC

3 upvotes, 3 direct replies

These zones don't have a constant concentration of solute throughout their volume, right? It's a gradient?

Comment by AcademicParsley6043 at 17/08/2023 at 06:29 UTC

1 upvotes, 1 direct replies

is it a weakness for the matrix ?