A catalyst designed across length scales (IMAGE)
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Multiscale design framework for topology-engineered metamaterial catalysts. a, SEM images of sea urchin and starfish, (i) the microstructure of the ossicles of the starfish (ii) localized magnified microstructure (iii) the microstructure of the spine of the starfish (iv) localized magnified microstructure. b, Design concept of TPMS-based MG metamaterial scaffolds inspired by echinoderm stereom architectures. c, SEM images of G-type MG microlattices fabricated by AM process. d, SEM images of metamaterial catalysts fabricated via PED process. e, SEM images illustrating the hydrangea-like architecture of NiMo at the micro level. f, HAADF-STEM images of the NiMo atomic structure. g, Ni reaction sites in the atomic model of NiMo.
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© National science review, Congrui Yang et al.
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