Biomass-Derived Bilayer Aerogels Enabled by Fractionated Lignin Nanoparticles for Sustainable Solar Interfacial Evaporation
Lignin is a sustainable photothermal material for solar interfacial evaporation, but its structural heterogeneity and poor dispersion limit efficient utilization. Here, we develop a biomass-derived bilayer LNP@CCH aerogel evaporator comprising a lignin nanoparticle (LNP)/chitosan photothermal layer and a CNF/Chitosan...