Fig. 1: Sustainable fabrication strategy, fiber formation mechanism, and dual-network (D-net) architecture of corn-based electrospun fibers.
From: Sustainable biomass-based filter for high-efficiency PM0.3 filtration
a Schematic diagram showing a design philosophy conducive to the green, circular, and low-carbon development. b Incomplete nonsolvent-induced phase separation driven by dynamic solvent exchange. c Schematic of solubility-controlled inward contraction based on a tubular fiber model. d Jet splitting driven by viscoelastic mismatch between CNFs and zein. e Schematic diagram of the D-net structure. f SEM image of the corn-based D-net filter consisted of microscale fibers and nanoscale fibers. g Comparison of filtration efficiency and pressure drop for PM0.3 between this work and previously reported filters fabricated by various technologies22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38.
