Yue Fan Archives | The American Ceramic Society

Yue Fan

Probing the mysteries of cracks and stresses

By / October 1, 2012

A dislocation in a crystal lattice, a disconnected region in its structure (represented by the array of atoms shown in blue) can separate from the rest of the lattice at a rate determined by the potential energy of the system, represented by the wavy surface. To the left, the higher potential energy (shown in red)…

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