Table 1
Calculated mean crystallite sizes of Eu3+- and Dy3+-codoped Y2O3particles
1Dy/1Eu	1Dy/2Eu	1Dy/3Eu	2Dy/1Eu	2Dy/2Eu	2Dy/3Eu
36.42 ± 0.11	36.72 ± 0.09	36.96 ± 0.10	36.67 ± 0.14	37.01 ± 0.16	37.28 ± 0.07

Atabaev et al. Nanoscale Research Letters 2012 7:556   doi:10.1186/1556-276X-7-556