Table 1

Unit cell parameters of (Er,Yb):Lu2O3 nanocrystals and of undoped Lu2O3, Er2O3, and Yb2O3 as reference
Stoichiometric formulaa Active ion (at.%) a (Å) V 3) Particle size (nm)b
Er Yb
Lu2O3c 10.39 1,121.62
Lu0.990 Er0.520 Yb0.490O3 25 25 10.4417 (4) 1,138.45(8) 14.9
Er2O3d 10.54800 1,173.57
Yb2O3e 10.43470 1,136.16

aMeasured by EPMA; bcalculated using Scherrer's equation; cJCPDS Lu2O3 (43–1021); dJCPDS Er2O3 (43–1007); eJCPDS Yb2O3 (41–1106).

Galceran et al.

Galceran et al. Nanoscale Research Letters 2013 8:385   doi:10.1186/1556-276X-8-385

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