Table 2.

Dark current drift and resistivity result of the MAPbI₃ crystal with DPSI after surface treatment in Fig. 4b.

Reverse bias (V)	Electric field (V cm−1)	Dark current (nA cm−2)	Resistivity (Ω cm)	Current drift (nA cm−1 v−1 s−1)
5	13.5	8.7	1.55 × 109	1.6 × 10−6
10	27	15.6	1.73 × 109	6.58 × 10−6
20	54	34.5	1.56 × 109	1.3 × 10−5
100	270	120	2.25 × 109	1.2 × 10−5