Hybrid covalent-van der waals system 2d heterostructures by dative epitaxy
OwnerHao ZENG, Mengying BIANinventors
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Abstract
A method for making a two-dimensional heterostructure where one or more van der Waals template precursors may be deposited on a substrate such that a van der Waals template grows on the substrate, and one or more crystal layer precursors may be deposited on a surface of the van der Waals template such that a crystal layer grows on the van der Waals template, wherein the crystal layer is an epitaxial crystal layer. Also provided is an epitaxially-grown two-dimensional heterostructure with at least two components, wherein a plurality of the components engage in dative bonding.
Claims20
A method for making a two-dimensional heterostructure comprising:
- depositing one or more van der Waals template precursors on a substrate such that a van der Waals template grows on the substrate;
- depositing one or more crystal layer precursors on a surface of the van der Waals template such that a crystal layer grows on the van der Waals template, wherein the crystal layer is an epitaxial crystal layer.
A Cr5Te8/WSe2 heterostructure comprising a hybrid covalent van der Waals system of Cr5Te8/WSe2, wherein the heterostructure has an interfacial structure and a plurality of the Cr atoms have dative bonds to Se atoms.
Dependencies are inferred from the claim text.