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. 2024 Jul 31;15:6431. doi: 10.1038/s41467-024-50797-w

Fig. 2. Thermomechanical and electrical properties of the CSN ionogel.

Fig. 2

a Stress–strain behavior of the CSN ionogel with different [EMIm][DCA] contents. b Effect of [EMIm][DCA] content on Young’s modulus and elongation-at-break of the CSN ionogels. c Effect of [EMIm][DCA] content on conductivity. d Ionic conductivity of the P(BA-co-PEGMA) samples with different ionic conductive component. e Demonstration to compare the conductivity between the CSN ionogel with [EMIm][DCA] and the ionic conductor with LiTFSI. f Comparisons on conductivity and elongation-at-break between the CSN ionogel in this work and other reported ionogels. g Effect of PEGDA content on residual strain and elongation-at-break of the CSN ionogel. h Cyclic stress–strain curves at different maximum strains ranging from 10% to 100%. i Resistance responses of the CSN ionogel during a loading and unloading cycle with a maximum strain of 50%. j Effect of [EMIm][DCA] content on glass transition temperature. k Thermogravimetric curves of the CSN ionogel with different [EMIm][DCA] contents. l Weight change of P(BA-co-PEGMA) samples with same content LiTFSI and [EMIm][DCA] in humid environments. The inset pictures were P(BA-co-PEGMA) samples with same content LiTFSI and [EMIm][DCA] after being stored at 20 °C and 80% humidity environment for 1 h. Data are presented as the mean values ± SD, n = 3 independent samples. Source data are provided as a Source Data file. 1-ethyl-3-methylimidazolium trifluoromethanesulfonate: [EMIm][OTF]; 1-ethyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide: [EMIm][TFSI]; 1-butyl-3-vinylimidazolium tetrafluoroborate: [BVIm][BF4]; 1-butyl-3-vinylimidazolium bis((trifluorompropyl)sulfonyl)imide: [BVIm][TFSI]; Lithium bis(trifluoromethane sulfonimide): LiTFSI.