Uwe Glatzel
Uwe Glatzel
Uwe Glatzel
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Constrained ↔ Unconstrained<br />
Misfit<br />
Small difference in lattice parameter, Δd/d ≈ - (1 – 3)·10 -3<br />
resulting in a coherent interface and internal stresses:<br />
Matrix<br />
isotropic misfit<br />
γ' Phase<br />
Δ d<br />
σ = E ≈100<br />
− 300 MPa<br />
d<br />
Matrix<br />
γ' Phase<br />
misfit high dependent compression stresses of planes in<br />
taken k matrix for f parallel Bragg B to reflection<br />
interface<br />
fl i<br />
University Bayreuth <strong>Uwe</strong> <strong>Glatzel</strong>, Metals and Alloys<br />
20
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