Electromagnetic and thermal shields with low-dimensional materials
AssigneeThe Regents of the University of California
InventorsAlexander A. Balandin, Fariborz Kargar
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Abstract
An electromagnetic interface (EMI) shielding material and method for producing the electromagnetic interface (EMI) shielding material. The EMI shielding material including a polymer matrix and a van der Waals material embedded in the polymer matrix and forming quasi-one-dimensional atomic threads, and wherein the van der Waals material is a trichalcogenide compound.
Claims19
A composite material with an electromagnetic interface (EMI) shielding material for frequencies of 1 MHz and greater and less than 1 THz, the composite material comprising:
- a polymer matrix and a van der Waals material embedded in the polymer matrix, the van der Waals material forming quasi-one-dimensional atomic threads, and the van der Waals material being a trichalcogenide compound;
- two-dimensional graphene embedded in the polymer matrix and mixed with the van der Waals material;
- and
- wherein the polymer matrix includes an epoxy resin and the two-dimensional graphene embedded in the polymer matrix and mixed with the van der Waals material, and wherein the van der Waals material has a loading fraction of 1.0 vol. % to 50 vol. % of the composite material.
A method of producing a composite material with an electromagnetic interface (EMI) shielding material comprising:
- embedding a van der Waals material in a polymer matrix, the van der Waals material being quasi-one-dimensional atomic threads, and wherein the polymer matrix includes an epoxy resin, a polymer configured to be cured from ultraviolet irradiation or sodium alginate, and the van der Waals material embedded in the polymer matrix is TaSe3, and wherein the TaSe3 has a loading fraction of less than 3 vol. % of the composite material.
Dependencies are inferred from the claim text.