Nano Convergence

Table 13 Elemental distribution (atomic %) of the individual elements observed on Cu₃BiI₆/NiO substrate shown in Fig. 8f

From: Lead-free perovskite solar cells using Sb and Bi-based A₃B₂X₉ and A₃BX₆ crystals with normal and inverse cell structures

Spot	Copper	Bismuth	Iodine	Nickel	Oxygen	Silicon
Point 1	2.19	0.46	3.75	0.57	56.42	36.61
Point 2	4.18	1.03	12.15	0.71	48.00	33.92
Point 3	1.94	0.48	3.77	0.66	51.91	41.23
Point 4	3.29	1.84	7.70	0.52	52.41	34.24

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