Media type: E-Article Title: Defects enriched hollow porous Co-N-doped carbons embedded with ultrafine CoFe/Co nanoparticles as bifunctional oxygen electrocatalyst for rechargeable flexible solid zinc-air batteries Contributor: Lei, Zhao; Tan, Yangyang; Zhang, Zeyi; Wu, Wei; Cheng, Niancai; Chen, Runzhe; Mu, Shichun; Sun, Xueliang imprint: Springer Science and Business Media LLC, 2021 Published in: Nano Research Language: English DOI: 10.1007/s12274-020-3127-8 ISSN: 1998-0000; 1998-0124 Origination: Footnote: