Assertion: periclase | /r/HasProperty | doped with 550 ppm al3
Facets:
value: to fix the cation vacancy concentration
type: PURPOSE
Source sentences:
text: The periclase used in the experiments was doped with 550 ppm Al3+ to fix the cation vacancy concentration, and the experiments were performed at 2 GPa and temperatures between 1673 and 2073 K.