Fig. 3: Mechanical properties and electrical performance at extreme environments of EG gel ionic conductors. | Nature Communications

Fig. 3: Mechanical properties and electrical performance at extreme environments of EG gel ionic conductors.

From: Elastic and ultra stable ionic conductors for long-life-time soft robots working at extreme environments

Fig. 3

a The tensile curves of SBMA-EG-LiCl gels with different concentrations of SBMA. b Cyclic tensile curve of SBMA-EG-2 M-LiCl for 1000 times at the loading rate of 400 mm min−1 with no relaxation time between two cycles under 300% strain. c Tensile curves of SBMA-EG-2 M-LiCl at different temperatures. d DSC curves of SBMA-EG-2 M-LiCl and AAm-H2O-2 M-LiCl from −80 to 25 °C. e DMA curves of SBMA-EG-2 M-LiCl from −80 to 20 °C. f The temperature-dependent sweep measurements of SBMA-EG-2 M-LiCl with the range from −20 to 100 °C. g Weight change of SBMA-EG-2 M-LiCl and AAm-H2O-2 M-LiCl after 1 day at −20 and 1 h at 100 °C. Data are presented as mean values +/− SD, n = 3. h Tensile curves of SBMA-EG-2 M-LiCl at 10% and 70% RH for 7 days and 40% RH for 4 months. i Weight change of SBMA-EG-2 M-LiCl and AAm-H2O-2 M-LiCl after 7 days at 10% and 40% RH at 25 °C. Data are presented as mean values +/− SD, n = 3. j Stretched display of AAm-H2O-2 M-LiCl at −20 °C after 24 h using camera. k Stretched display of SBMA-EG-2 M-LiCl at –20 °C after 24 h using a camera. l Stretch display of AAm-H2O-2 M-LiCl at 100 °C after 1 h using a camera. m Stretch display of SBMA-EG-2 M at 100 °C after 2 h using a camera. n Stretched display of SBMA-EG-2 M-LiCl in the refrigerator at −27 °C using infrared thermal imaging camera. o Stretch display of SBMA-EG-2 M-LiCl on a heating table at 123 °C using infrared thermal imaging camera. p Stretched and elasticity display of SBMA-EG-2 M-LiCl near a flame. Scale bars: 1 cm.

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