Abstract: A metal lattice for a carbon dioxide scrubber may comprise a metal lattice body defining a plurality of intersecting ligaments, wherein nodes are formed at said intersections. In various embodiments, the metal lattice may be manufactured using an additive manufacturing process. A node density of the metal lattice may vary. A ligament thickness of the metal lattice may vary. The metal lattice may comprise liner defining a channel extending through the metal lattice.

Abstract: A cooling system includes an electrocaloric element having a nanoparticulate ion scavenger and a co-continuous polymer network of a first polymer phase and a second polymer phase wherein the first polymer includes a liquid crystal polymer. A pair of electrodes is disposed on opposite surfaces of the electrocaloric element. A first thermal flow path is disposed between the electrocaloric element and a heat sink. A second thermal flow path is disposed between the electrocaloric element and a heat source. The system also includes a controller configured to control electrical current to the electrodes and to selectively direct transfer of heat energy from the electrocaloric element to the heat sink along the first thermal flow path or from the heat source to the electrocaloric element along the second thermal flow path.

Abstract: Disclosed is a polymer-ceramic composite, comprising: ceramic particles within a polymer matrix; wherein greater than or equal to about 70% of the ceramic particles by volume experience ceramic particle to ceramic particle contact; wherein a dielectric strength of the composite is greater than or equal to about 300 kilovolts per millimeter; and wherein a thermal conductivity of the composite is greater than or equal to about 10 watts per meter kelvin.

Abstract: A field grading member includes an insulating body extending along a regulation axis and a conductive body. The conductive body is encapsulated within the insulating body and defines a conductive network therein to regulate an electric field within an underlying insulator from current flowing through a conductor along the regulation axis. Cables and methods of regulating electric field within cables are also described.

Abstract: A field grading composite body includes a polymeric matrix and a particulate filler distributed within the polymeric matrix. Particles of the particulate filler include a core formed from a semiconductor material, an oxide mixed layer deposited on the core, and conducting oxide layer. The conducting oxide layer deposited on the oxide mixed layer to provide an electrical percolation path through the polymeric matrix triggered by strength of an electric field extending through the field composite body. Conductors and methods of making field grading composite bodies for conductors are also described.

Abstract: A metal lattice for a carbon dioxide scrubber may comprise a metal lattice body defining a plurality of intersecting ligaments, wherein nodes are formed at said intersections. In various embodiments, the metal lattice may be manufactured using an additive manufacturing process. A node density of the metal lattice may vary. A ligament thickness of the metal lattice may vary. In various embodiments, the metal lattice may be unstructured. In various embodiments, the metal lattice may comprise high aspect ratio ligaments for directing an air flow.

Abstract: A conductor assembly including an electrically conductive material defining a longitudinal axis, a microporous membrane surrounding the electrically conductive material defining a series of pores, and a ceramic material within at least a first portion of the series of pores.

Abstract: A magnet for an anti-ice system includes a core and at least one coil wound about a perimeter of the core. The core includes a first material having a first epoxy composition. The at least one coil includes a second material having a second epoxy composition. The first epoxy composition and the second epoxy composition each include a bisphenolic resin composition including bisphenol AF and at least one of a filler or a conductivity modifier.

Abstract: Disclosed is a filtration structure, comprising: a substrate, wherein the substrate is a three-dimensional lattice formed from repeating geometric shapes; a layer of porous material bonded over the substrate; and a liquid amine retained within the pores of the porous material. Also disclosed is a carbon dioxide scrubber comprising the filtration structure.

Abstract: A triaxial epoxy cap probe may comprise a probe body having a cavity disposed radially outward of a fan blade and comprising a first material, an outer insulator and an inner insulator disposed within the cavity and comprising a second material, a sensor element disposed within the inner insulator, a guard annulus about the sensor element and between the inner insulator and the outer insulator, a ground plane annulus about the outer insulator, wherein the sensor element, the guard annulus, and the ground plane annulus comprise a third material, and a triaxial lead in electronic communication with the sensor element, the guard annulus, and the ground plane annulus, wherein the second material and the third material are at least one of a resin, epoxy, or thermoset material.

Abstract: An acoustic liner includes a first face sheet, a second face sheet spaced from the first face sheet, and a plurality of sidewalls extending between the first face sheet and the second face sheet. The plurality of sidewalls defines a plurality of cells. Each cell of the plurality of cells defines a cavity between the first face sheet and the second face sheet. A bulk absorber is disposed within at least one cell of the plurality of cells. The bulk absorber further defines the cavity of the at least one cell of the plurality of cells. The first face sheet defines a plurality of apertures extending through a thickness of the first face sheet. Each aperture of the plurality of apertures is aligned with a respective cell of the plurality of cells.

Abstract: An epoxy composition may comprise a resin composition comprising a diglycidyl ether of bisphenol AF and at least one of a filler, a fire resistant component, a chain extender, a conductivity modifier, and a dye. The resin composition may further comprise at least one diglycidyl ether of bisphenol A and bisphenol F.

Abstract: A method of making an adhesive for an ice protection assembly includes transferring Z-CNTs from a substrate carrier into the adhesive. De-bonding of the adhesive for ice protection assembly inspection or repair or repositioning at initial installation includes heating the Z-CNTs in the adhesive to soften the adhesive and allow for easy removal.

Abstract: A method of making an adhesive for an ice protection assembly includes mixing ferrous nanoparticles into the adhesive. Removal of the adhesive for ice protection assembly inspection or repair includes heating the ferrous nanoparticles in the adhesive to soften the adhesive and allow for easy removal or repositioning of the ice protection assembly.

Abstract: A passive anti-icing and/or deicing device can include an icephobic outer layer configured to prevent ice from forming and/or building up on the outer layer by preventing ice from adhering to the outer layer. The device can include a backer film attached to an underside of the icephobic outer layer, and an adhesive attached to the backer film on an opposite side of the backer film relative to the icephobic outer layer.

Abstract: Methods are presented that provide a thin, biocompatible, high-strength, composite material that is suitable for use in prosthetic valves. The composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to prosthetic valve leaflets. The composite material includes more than one porous expanded fluoropolymer layer and an elastomer present in the pores of the porous expanded fluoropolymer.

Abstract: Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in a prosthetic valve for regulating blood flow direction. In one aspect, the leaflet material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The leaflet material includes a coherent single layer and an elastomer, wherein the elastomer is present in the pores of the porous coherent single layer.

Abstract: A device comprises an active element panel and a pressure sensitive adhesive layer. The pressure sensitive adhesive layer is bonded to the active element panel and defines a bonding surface that is bondable to an aircraft structure. The pressure sensitive adhesive layer comprises a mixture of a pressure sensitive adhesive and a solid solvent.

Abstract: A triaxial epoxy cap probe may comprise a probe body having a cavity disposed radially outward of a fan blade and comprising a first material, an outer insulator and an inner insulator disposed within the cavity and comprising a second material, a sensor element disposed within the inner insulator, a guard annulus about the sensor element and between the inner insulator and the outer insulator, a ground plane annulus about the outer insulator, wherein the sensor element, the guard annulus, and the ground plane annulus comprise a third material, and a triaxial lead in electronic communication with the sensor element, the guard annulus, and the ground plane annulus, wherein the second material and the third material are at least one of a resin, epoxy, or thermoset material.

Abstract: Thin, biocompatible, high-strength, composite materials are disclosed that are suitable for use in a valve for regulating blood flow direction. In one aspect, the composite material maintains flexibility in high-cycle flexural applications, making it particularly applicable to high-flex implants such as a prosthetic heart valve leaflet. The composite material includes a porous polymer membrane and an elastomer or elastomeric material, wherein the elastomer or elastomeric material fills substantially all of the pores of the porous polymer membrane.