fig9

Figure 9. Performance of IPMC sensor. (A) The bending sensing principle of IPMC. (B) Three working modes of IPMC pressure sensor. Reproduced with permission from Ref.^[136]. Copyright^© 2022 IOP Publishing Ltd. (C) The output voltage of IPMC under a dynamic force with different peaks. Reproduced with permission from Ref.^[136]. Copyright^© 2022 IOP Publishing Ltd. (D) The evolution of voltage amplitude of IPMC as the peak of the applied pressure increases. Reproduced with permission from Ref.^[136]. Copyright^© 2022 IOP Publishing Ltd. (E) The evolution of the output voltage of IPMC as the radius of the contact circle increases. Reproduced with permission from Ref.^[136]. Copyright^© 2022 IOP Publishing Ltd. (F) The humidity sensing principle of IPMC. Reproduced with permission from Ref.^[32]. Copyright^© 2021 Elsevier B.V.