fig4

Figure 4. Strain sensor and temperature sensing performance. (A and B) Strain sensor; (C and D) Temperature sensing performance. (A) Nanocomposite synthesis. Reproduced with permission^[44]. Copyright 2020, Elsevier; (B) Manufacturing of sensing layer. Reproduced with permission^[45]. Copyright 2017, American Chemical Society; (C) Excellent performance of temperature sensors in sensitivity, repeatability, temperature measurement range, and infrared response capability. Reproduced with permission^[50]. Copyright 2019, Royal Society of Chemistry; (D) Schematic of the sensor, along with its I-V curve and sensitivity of within the sensing range. Reproduced with permission^[51]. Copyright 2012, Wiley. PANIF: Polyaniline fiber; CNTs: carbon nanotubes; PDMS: polydimethylsiloxane; SA: sodium alginate; PET: polyethylene terephthalate.