Table 2.
Summary of e-textile bio/chemical sensors including the sensor type, material, fabrication method, and washability reported in the literature
| Sensor type | Material | Fabrication | Ref. |
|---|---|---|---|
| Biofluid (sweat) | PEDOT:PSS + thread | Dying | (Possanzini et al., 2020) |
| nitrogen–doped porous structured carbon textile | Carbonization | (He et al., 2019) | |
| Au + nitrile | Mask printing | (Bariya et al., 2020) | |
| Ag + Ecoflex + Porous PVA Hydrogel + poly(ethylene terephthalate) (PET) | Mask printing | (Tang et al., 2021) | |
| MWCNT + Nitrile + Ag/AgCl | Mask printing | (Wang et al., 2018) | |
| Chemical | MWCNT + ionic liquid | Screen printing | (Barfidokht et al., 2019) |
| Spandex + SEBS + Ag/AgCl | Screen printing | (Goud et al., 2021) | |
| Ag/AgCl + synthetic rubber neoprene | Screen printing | (Malzahn et al., 2011) | |
| microneedles + carbon + bandage | Screen printing | (Ciui et al., 2018) | |
| graphite composite + Ag/AgCl + catechol substrate | Printing | (Manjakkal et al., 2019) | |
| MnTPP + MR + BTB + PDMS | Dying | (Owyeung et al., 2019) |