Pyrrolidinium‐PEG Ionic Copolyester: Li‐Ion Accelerator in Polymer Network Solid‐State Electrolytes. - Choi, Young Gyun; Shin, Jong Chan; Park, Anseong; Jeon, Young Min; Kim, Jin Il; Kim, Sebin; Kim, Seulwoo; Lee, Won Bo; Lee, Minjae; Park, Jong Hyeok (Advanced Energy Materials, 2021)