Table 1.

The dielectric constants of MAPbI₃, MAPbBr₃, MAPbI_3−xCl_x, and FAPbI₃ perovskites used for the modeling of GH-SPR sensitivity, which are obtained from experimental measurements.

Type of Perovskite	λ = 488 nm	λ = 532 nm	λ = 604 nm	λ = 633 nm
MAPbI3 [64]	ε′ = 6.7737,	ε′ = 7.5816,	ε′ = 7.0131,	ε′ = 6.7637,
	ε″ = 3.6584	ε″ = 2.5110	ε″ = 1.3300	ε″ = 1.1484
MAPbBr3 [65]	ε′ = 4.3931,	ε′ = 4.7040,	ε′ = 4.4100,	ε′ = 4.3264,
	ε″ = 0.5460	ε″ = 0.9592	ε″ = 0.0109	ε″ = 0.0083,
MAPbI3−xClx [66]	ε′ = 5.8968,	ε′ = 6.8985,	ε′ = 6.5025,	ε′ = 6.4752,
	ε″ = 3.5926	ε″ = 2.5632	ε″ = 1.6448	ε″ = 1.4336,
FAPbI3 [67]	ε′ = 6.0885,	ε′ = 7.3767,	ε′ = 8.1213,	ε′ = 7.8432,
	ε″ = 5.4468	ε″ = 4.7144	ε″ = 1.9516	ε″ = 1.2926