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(A) Photograph of the laminated PANF aerogel [42]. (B) The inner structure of the laminated PANF aerogel [42]. Copyright 2019 American Chemical Society. (C) Large cuboid PANF aerogel (220 mm × 150 mm × 40 mm) [79]. (D) PANF aerogels with sophisticated shapes: left, Eiffel Tower; right, Chinese stone [79]. (E) Different materials coated with PANF aerogel. From left to right: polystyrene tube, metal tube and quartz tube [79]. Copyright 2021 American Chemical Society.
