Table 1.
Summary of materials, design strategies and performance of the electronic devices relevant to this article
| Application | Material | Method | Diameter (μm) | Mechanical properties (strength/elongation) | Conductivity (S m−1) | Working rangea | YearRef |
|---|---|---|---|---|---|---|---|
| Strain sensor | Alginate and PAAm | Template | 420 | 80 kPa/730% | N/A | 0-120% | 201691 |
| Sodium polyacrylate and SWCNT | Wet spinning | 900 | 1.2 MPa/2630% | 88.7 | 0-1000% | 202222 | |
| PAAm | Template | 1200 | 2000% | 0.16 | N/A | 201992 | |
| Alginate and PEGDA | Wet spinning | 450 | 400% | 0.765 | 50-300% | 202093 | |
| PEDOT:PSS and PVA | Template | 1000 | 13 MPa/519% | 0.163 | 0.01–130% | 202273 | |
| SA/PANI/rGO | Wet spinning | 180 | 10.36 MPa/154% | 0.5 | 10-50% | 202294 | |
| KGM/KC/PANI | Electrospinning | 0.25 | 239.26 kPa/340.69% | 0.7261 | N/A | 202295 | |
| Temperature sensor | PVA and HEC | Template | 800 | 2.86 MPa/400% | 5.77 | 28-45°C | 202298 |
| Chitosan and polypyrrole | Wet spinning | 244 | 872 MPa/2% | 310 | 10-40°C | 201199 | |
| pH-sensitive sensor | H-PAN and SP | Wet spinning | 90 | N/A | N/A | 3–10.5 | 2008100 |
| Alginate and glycerol | Microfluidic spinning | 200–1000 | N/A | N/A | 5.2–9 | 2016101 | |
| NIPAm and SA | Template | 220 | N/A | N/A | 3–11 | 2018102 | |
| Humidity sensor | P(AAm-co-AA)/Fe(III) | Draw-spinning | 85 | N/A | 0.0042 | 10-90 RH% | 2020103 |
| Agarose/SMF/PCF | Template | 153 | N/A | N/A | 10-90 RH% | 2014104 | |
| Actuator | TPU/P(NIPAM-ABP) | Electrospinning | 501 | N/A | N/A | N/A | 2015114 |
| GO and alginate | Wet spinning | 500 | N/A | N/A | N/A | 2020115 | |
| PAA and PCL | Electrospinning | 1.28 | N/A | N/A | N/A | 2022118 |
The unit of working range for strain sensor is strain. The unit of working range for temperature sensor is °C. The unit of working range for humidity sensor is RH%.