Importance

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Abstract

Embodiments of the disclosure include a thermal insulation structure, comprising a plurality of stacked layers that include a first layer and a second layer. The first layer includes a first surface, a second surface, disposed opposite of the first surface, and a plurality of perforations extending between the first surface and the second surface, wherein the plurality of perforations comprise a first pattern of two or more perforations that form a patterned in a first direction that is parallel to the first surface. The second layer includes a third surface, wherein the third surface is in contact with the second surface of the first layer, a fourth surface, disposed opposite of the third surface, and a plurality of perforations extending between the third surface and the fourth surface, wherein the plurality of perforations comprise a second pattern of two or more perforations that form a pattern in the first direction that is parallel to the third surface.

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First Claim