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Figure 2
(a) Refined PXRD patterns of YSH samples annealed for 3 h at 600 °C. (b) Refined molar fractions against nominal com­position. (c) Refined unit-cell parameters of the c-HfO2 phase versus experimental Y3+ content, x, as determined from ICP–OES. The black line corresponds to the fit obtained from orthogonal distance linear regression to unit-cell parameters of phase-pure samples. The grey point corresponds to the unit cell of YSH8 moved horizontally on the com­position axis by dividing ICP–OES com­position with refined molar fraction of the c-HfO2 phase.

ISSN: 2052-2525