Ytterbium Doped Gadolinium Oxide (Gd₂O₃:Yb³⁺) Phosphor: Topology, Morphology, and Luminescence Behaviour

Table 1

(ℎ,𝑘,𝑙) and 𝑑 spacing (Å) of Gd₂O₃:Yb³⁺.

Serial number	2θ	(ℎ,𝑘,𝑙)	𝑑 spacing (Å)
1	20.66	(2, 1, 1)	4.315
2	29.03	(2, 2, 2)	3.071
3	35.59	(4, 1, 1)	2.666
4	39.48	(3, 3, 2)	2.284
5	43.01	(1, 3, 4)	2.096
6	48.03	(4, 4, 0)	1.894
7	52.59	(6, 1, 1)	1.743
8	56.87	(6, 2, 2)	1.617
9	59.56	(4, 4, 4)	1.55
10	63.62	(6, 3, 3)	1.461