Skip to main content

Table 9 Elemental distribution (atomic %) of the individual elements observed on a particular spot on Ag3BiI6/NiO substrate shown in Fig. 8b

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

Spot Bismuth Silver Iodine Nickel Oxygen Silicon
Point 1 2.00 32.49 10.34 1.06 14.54 39.57
Point 2 4.88 40.11 20.99 1.04 6.98 25.99
Point 3 2.87 45.38 23.67 1.10 6.98 19.99
Point 4 0.83 29.68 5.36 0.69 24.20 39.25
Point 5 0.58 89.08 4.83 0.30 3.55 1.65