State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines;
Anhui University of Science and Technology;
Huainan 232001;
China;
School of Chemical Engineering;
Anhui University of Science and Technology;
Huainan 232001;
China;
Institute of Environment-Friendly Materials and Occupational Health;
Anhui University of Science and Technology;
Wuhu 241003;
China;
Graphene; Composite aerogels; Hollow ferrite; Three-dimensional network Nitrogen doping;