Table 1. Comparison of the transmittance at 550 nm and the normalized resistance change at designated strains of the two types of graphene structures.

N/A, not applicable.

	Transmittance at 550 nm (%)	(R − R0)/R0 at 50%	(R − R0)/R0 at 100%
Mono-G/G scrolls	95.9	1.96	N/A
Bi-G/G scrolls	91.6	1.22	3.86
Tri-G/G scrolls	88.5	0.24	0.54
G-CNT1-G	94.6	2.07	7.29
G-CNT2-G	91.3	1.39	4.72
G-CNT3-G	87.4	0.72	2.22