fig9

Figure 9. Flexible ionogel-based pressure sensors. (A) Photographs showing the fabrication process of a PAAM organogel and its interactive color-changing property. Reproduced with permission^[2]. Copyright 2020, American Chemical Society. (B) Schematic illustrating the configuration of a proposed ionic conductive organogel. Reproduced with permission^[26]. Copyright 2022, The Author(s), published by MDPI. (C) Schematic illustrating the preparation process and energy dissipation mechanism of the ionogels. Reproduced with permission^[137]. Copyright 2022, Wiley-VCH GmbH. (D) Schematic illustrating the composition and fabrication of the silica nanoparticle/poly(IL) double-network ionic gel. Reproduced with permission^[142]. Copyright 2020, Royal Society of Chemistry. (E) Schematic illustrating the micro-fabrication process of the sensor and photographs showing corresponding gel samples. Reproduced with permission^[143]. Copyright 2019, Institute of Physics. (F) Schematic illustrating the formation of nanocomposite ionogels and photographs of strain sensor. Reproduced with permission^[145]. Copyright 2013, Royal Society of Chemistry. PAAM: polyacrylamide; IL: ionic liquid.