State Key Laboratory of Petroleum Pollution Control;
CNPC Research Institute of Safety and Environmental Technology;
Beijing;
102206;
P.R.China;
Key Laboratory of Bioinspired Smart Interfacial Science and Technology of Ministry of Education;
Beijing Key Laboratory of Bioinspired Energy Materials and Devices;
School of Chemistry;
Beijing Advanced Innovation Center for Biomedical Engineering;
Beihang University;
Beijing;
100191;
P.R.China;
Electrospinning; Nanofiber; Janus membrane; Unidirectional penetration; Wettability gradient;