Table 1.

Some kinds of flexible temperature sensors and their performances.

Sensitive Material	Range of Measurement (°C)	Linearity	Sensitivity	Response Time	Ref.
reduced graphene oxide (r-GO)	30–100	Yes	0.6345% °C−1	1.2 s	ours
r-GO filled cellulose films	25–80	Yes	/	/	[26]
Carbon nanotube	21–80	Yes	0.25% °C−1	1~2 s	[27]
single-walled carbon nanotubes (SWCNT)	0–80	Yes	/	/	[28]
Ag	20–60	Yes	0.223% °C−1	<80 ms	[29]
Ni fibers	0–100	Yes	0.48% °C−1	/	[30]
Au	30–80	Yes	0.15 °C−1	1.7–2.3 s	[13]