Foldable composite structures
    82.
    发明授权

    公开(公告)号:US10994468B2

    公开(公告)日:2021-05-04

    申请号:US16381653

    申请日:2019-04-11

    Inventor: Joseph Choma

    Abstract: Foldable composite structures and methods for fabricating foldable composite structures are provided. For example, a method comprises selectively applying a rigidifying substance to a sheet of composite material to define a plurality of hinges; allowing the rigidifying substance to cure; and folding the sheet of composite material along the hinges to form the composite structure. As another example, a method comprises laying out flat a sheet of composite material; masking a plurality of hinges on the sheet; applying a polymer to a sheet face; curing the polymer; removing the masking; and folding the sheet along the hinges to form the composite structure. An exemplary foldable composite structure comprises a planar sheet of composite material folded to define a plurality of surface segments and a plurality of hinges. A portion of the hinges form peaks and the remainder of the hinges form valleys. The hinges are defined between adjacent surface segments.

    Carbon and Carbide Origami
    87.
    发明申请

    公开(公告)号:US20190112191A1

    公开(公告)日:2019-04-18

    申请号:US16157167

    申请日:2018-10-11

    CPC classification number: C01B32/05 C01B32/90

    Abstract: Methods for forming carbon-based cellular structures and 3D structures that can be formed by use of the methods are described. Methods include shaping an essentially 2D sheet that includes an organic polymer to form a 3D precursor followed by heat treatment of the 3D precursor. Heat treatment carbonizes the polymer to form an amorphous carbon. A metal precursor solution can be applied to the 3D precursor, and subsequent heat treatment can form a metal carbide, metal nanoparticles, or other carbon-based materials on/in the cellular structures.

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