A method includes determining a target acoustic profile based on acoustic conditions at an exterior surface exposed to weather. The method further includes determining a plurality of foam layer characteristics based on the target acoustic profile. The method further includes determining one or more of elastomer characteristics based on the target acoustic profile and the plurality of foam layer characteristics. The method further includes providing a foam layer comprising the plurality of foam layer characteristics. The method further includes depositing an elastomer into the provided foam layer according to the one or more elastomer characteristics. The method further includes coupling the foam layer comprising the deposited elastomer onto the exterior surface exposed to weather. The foam layer including the deposited elastomer absorbs acoustic energy corresponding to the target acoustic profile.

A method of making a light weight housing for an internal component is provided. The method including the steps of: forming a first metallic foam core into a desired configuration; forming a second metallic foam core into a desired configuration; inserting an internal component into the first metallic foam core; placing the second metallic foam adjacent to the first metallic core in order to secure the internal component between the first metallic foam core and the second metallic foam core; and applying an external metallic shell to an exterior surface of the first metallic foam core and the second metallic foam core.

A method of making a light weight component is provided. The method including the steps of: forming a metallic foam core into a desired configuration; applying an external metallic shell to an exterior surface of the metallic foam core after it has been formed into the desired configuration; and attenuating the component to a desired frequency by forming a plurality of openings in the external metallic shell.

A gas diffusion electrode substrate has an electrically conductive porous substrate and a microporous layer on one side of the electrically conductive porous substrate. The microporous layer includes a dense portion A and a dense portion B. The dense portion A is a region containing a fluorine resin and a carbonaceous powder having a primary particle size of 20 nm to 39 nm. The dense portion A has a thickness of 30% to 100% with respect to the thickness of the microporous layer as 100% and a width of 10 m to 200 m. The dense portion B is a region containing a fluorine resin and a carbonaceous powder having a primary particle size of 40 nm to 70 nm.

A method includes determining a target acoustic profile based on acoustic conditions at an exterior surface exposed to weather. The method further includes determining a plurality of foam layer characteristics based on the target acoustic profile. The method further includes determining one or more of elastomer characteristics based on the target acoustic profile and the plurality of foam layer characteristics. The method further includes providing a foam layer comprising the plurality of foam layer characteristics. The method further includes depositing an elastomer into the provided foam layer according to the one or more elastomer characteristics. The method further includes coupling the foam layer comprising the deposited elastomer onto the exterior surface exposed to weather. The foam layer including the deposited elastomer absorbs acoustic energy corresponding to the target acoustic profile.

Decorative laminates having an open-cell foam layer are disclosed herein. An example decorative laminate includes a decorative layer, an open-cell foam layer coupled to the decorative layer and an adhesive layer coupled to the open-cell foam layer.

Embodiments of the present technology include graphene-metal composites. An example graphene-metal composite comprises a porous metal foam substrate, a graphene layer deposited to the porous metal foam substrate, a metal layer applied to the graphene layer, and another graphene layer deposited to the metal layer; the multilayered porous metal foam substrate being compressed to form a graphene-metal composite.

Methods for manufacturing a metal foam and a metal foam reinforced back plate may be used to provide high-strength and low weight structural elements in portable information handling systems. A method for manufacturing a metal foam may include selectively adding iridium oxide and ceramic particulate to a light-metal allow to create desired mechanical properties of the metal foam.

Embodiments of the present technology include graphene-metal composites. An example graphene-metal composite comprises a porous metal foam substrate, a graphene layer deposited to the porous metal foam substrate, a metal layer applied to the graphene layer, and another graphene layer deposited to the metal layer; the multilayered porous metal foam substrate being compressed to form a graphene-metal composite.

Embodiments of the present technology include graphene-metal composites. An example graphene-metal composite comprises a porous metal foam substrate, a graphene layer deposited to the porous metal foam substrate, a metal layer applied to the graphene layer, and another graphene layer deposited to the metal layer; the multilayered porous metal foam substrate being compressed to form a graphene-metal composite.