Table 2. Summary of the Perovskite Parameters Optimized and Thickness Values Calculated from Four Different Films from the Same Matrix.

concentration [M]	blade height [μm]	blade speed [mm/s]	thickness [nm]	roughness, rms [nm]
1.45	70	1.5	∼262	∼18
	100	1.5	∼320
	70	3	∼180
	100	3	∼273
1.6	70	1.5	∼254	∼30
	100	1.5	∼304
	70	3	∼220
	100	3	∼299
1.8	70	1.5	∼554	∼18
	100	1.5	∼628
	70	3	∼405
	100	3	∼464
2.0	70	1.5	∼694	∼111
	100	1.5	∼721
	70	3	∼778
	100	3	∼826