College of Chemistry and Pharmaceutical Engineering;
Engineering Technology Research Center of Henan Province for Solar Catalysis;
Nanyang Normal University;
Nanyang 473061;
China;
College of Science;
Henan Agricultural University;
Zhengzhou 450001;
China;
Ionic liquid; Ultrathin N-doped carbon; T-Nb_(2)O_(5); Lithium-ion battery; Full cell;