Table 1. The optical and electrical properties of the Ni/Au and AgNW electrodes.

	TCE properties			Conventional TLM method		Universal TLM method
	Top@260 nm(%)	Top@450 nm(%)	Rsh_TCE(Ω/sq)	ρsc (Ω cm2)	Rshp-GaN(Ω/sq)	ρsc@1 V(Ωcm2)	ρsc@5 V(Ωcm2)
Ni/Au (7 nm)	64.2	94.2	27.1
Ni/Au (10 nm)	49.1	87.1	15.4
Ni/Au (14 nm)	42.2	81.1	11.3	2.2 × 10−3	1.0 × 105	6.8 × 10−3	6.3 × 10−4
AgNWs	87.8	96.5	11.7	3.5 × 10−3	2.9 × 107	1.2 × 10−2	2.5 × 10−4