NatureCrude oil fractionation by means of mesoporous polyacrylonitrile membranesJihoon ChoiHyeokjun SeoMinyong LeeWoong-Chul ShinJaemin ChoiKeonwoo ChoiMin Jun JangSung Gap ImJae W. LeeRyan P. LivelyDong-Yeun Koh2026-06-24Full textDOI https://doi.org/10.1038/s41586-026-10677-3