EDS weight ratio of BaBiO₃–BaCO₃ with different excess of Bi NPs.

	Weight (%)
	Ba	Bi	O
Pure BBO	59.25	24.3	16.45
5% excess Bi	48.36	37.85	13.79
10% excess Bi	55.52	39.19	5.29
15% excess Bi	50.96	39.51	9.53
20% excess Bi	12.97	45.59	41.16