Fig. 1: Preparation and morphology of CPI aerogel fibers.

a High-throughput fabrication of aerogel fibers by wet-spinning, solvent exchange and ambient pressure drying via UV-enhanced dynamic gelation strategy. b Illustration of sol-gel transition processes by UV irradiation. Cross-sectional SEM image at (c) low and (d) high magnifications. e Photograph of CPI aerogel fibers and (f) corresponding woven fabric (0.1 m × 1.2 m).