Single ion conducting sodium ion batteries enabled by a sodium ion exchanged poly(bis(4-carbonyl benzene sulfonyl)imide-co-2,5-diamino benzesulfonic acid) polymer electrolyte
Single ion conductive sodium ion battery enabled by a single ion conducting polymer electrolyte Ionic conductivity of 0.91 × 10− 4 S cm− 1 with a sodium ion transference number of 0.83 Discharge capacity of 81.4 mAh g− 1 at 0.2C at 20 °C and 89.4 mAh g− 1 at 0.2C at 80 °C