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Various types of 3D printed aerogel spirals constructed via the MSP strategy: (a) cellulose, (b) alginate, (c) chitosan, (d) rGO, (e) MXene, (f) silica, (g) graphene/cellulose, (h) MXene/alginate, and (i) silica/chitosan. The rheological properties of corresponding microgel matrixes (j) and corresponding inks (k) in the MSP strategy. (l) The extrusion pressure and printing speed used in the MSP strategy.
