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. 2018 May 2;18(5):1400. doi: 10.3390/s18051400

Figure 2.

Figure 2

Experimental characterizations of the flexible temperature sensors: (a,d,g) the resistance change for r-GO, MWCNTS and SWCNTS respectively; (b,e,h) the relative resistance change in the three temperature sensors for temperatures from 30 °C to 100 °C; (c,f,i) the resistance responses of these three sensors to three cycles of heating and cooling.