Insight into Perovskite Solar Cell Formation for Various Organohalides Perovskite Precursors in the Presence of Water at the Molecular Level

Table 4

Diffusion coefficients for the various organohalides perovskite precursors in the water.

	System name	Pb	Cl	Organic precursor	Water
1	Reference	0.0221	0.0223	–	–
2	Iso-BA^+	0.0003	0.0002	0.0016	–
3		0.00001	0.0047	0.0758	0.9906
4	PEA^+	0.0001	0.00012	0.0012	–
5		0.0002	0.0107	0.0551	0.3740
6	EDBE^2+	0.0001	0.0001	0.0002	–
7		0.00001	0.0040	0.0114	0.6991
8	GA^+	0.00001	0.0002	0.0022	–
9		0.00001	0.0032	0.0129	1.0165

Unit: ×10⁻⁵ cm²/s.