Table 1.

Representative additives and their corresponding perovskite systems

Additives	Systems	Additives	Systems
H2O	One‐step, MAPbI3‐xClx 75	HI	One‐step, FAPbI3 78
	two‐step, MAPbI3 83		One‐step, CsPbI3 79
HCl	one‐step and two‐step MAPbI3 81, 82		One‐step, MAPbI3 80
	One‐step, MAPbI3 65
NH4Cl	One‐step, MAPbI3‐xBrx 67	MAI	Two‐step, MAPbI3 84, 85
	One‐step, MAPbI3 63
MACl	One‐step, MAPbI2Br64	EAI	One‐step, MAPbI3‐xClx 74
	One‐step, FAPbI3 68	1,4‐DIB, 1,10‐DID, 11,4‐DBrB and 1,4‐DClB	One‐step, MAPbI3‐xClx 70
	Two‐step, MAPbI3 86
FACl	One‐step, FAPbI3 68	DIO	One‐step, MAPbI3 69
TPPI and TPPCl	One‐step, MAPbI3‐xClx 72	CN	One‐step, MAPbI3‐xClx 71
4‐ABPACl	One‐step, MAPbI3 73	PEG	One‐step, MAPbI3‐xClx 77