The present application relates to a composite heat dissipation material. The composite heat dissipation material comprises at least one artificial graphite layer and a graphitic heat dissipation layer. The graphitic heat dissipation layer includes a graphite material layer, and the graphite material layer is not formed from artificial graphite materials. Further, the graphitic heat dissipation layer is bonded to the artificial graphite layer. The composite heat dissipation material of the present application can efficiently and rapidly dissipate heat energy produced from a heating source, thereby lowering temperature thereof.

An embedded light source in a composite panel. A first electrode and a second electrode are associated with a first layer of material. A light source is positioned in electrical communication with the first electrode and the second electrode. An assembly comprising the first layer of material, the first electrode, the second electrode, and the light source is processed to form a multilayer panel with an embedded light source.

A piston for a heavy duty diesel engine including a composite layer forming at least a portion of a combustion surface is provided. The composite layer has a thickness greater than 500 microns and includes a mixture of components typically used to form brake pads, such as a thermoset resin, an insulating component, strengthening fibers, and an impact toughening additive. According to one example, the thermoset resin is a phenolic resin, the insulating component is a ceramic, the strengthening fibers are graphite, and the impact toughening additive is an aramid pulp of fibrillated chopped synthetic fibers. The composite layer also has a thermal conductivity of 0.8 to 5 W/m.Math.K. The body portion of the piston can include an undercut scroll thread to improve mechanical locking of the composite layer. The piston can also include a ceramic insert between the body portion and the composite layer.

Provided are bearing assemblies including one or more substrate assemblies, such as thrust bearing assemblies. The substrate assemblies include a bearing element fixed to a substrate. The bearing elements are formed from a thermally stable material such as a ceramic-bonded diamond composite. Methods for manufacturing the bearing assemblies are also provided.

A thermal insulation device includes a film unit including inner and outer layers and a thermal insulation unit. The outer layer is mounted to a window of a vehicle. The inner layer has a peripheral portion connected sealingly to the outer layer, and a center portion spaced apart from and cooperating with the outer layer to define a thermal insulation space therebetween. The film unit is formed with inlet holes communicating with the thermal insulation space and a seating space of the vehicle, and outlet holes communicating with the thermal insulation space and open toward the bodyshell, such that air in the seating space flows into the thermal insulation space through the inlet holes and is discharged from the thermal insulation space toward the bodyshell through the outlet holes. The thermal insulation unit includes a heat insulation layer disposed on the outer layer.

A carrier substrate to be used, when manufacturing a member for an electronic device on a surface of a substrate, by being bonded to the substrate, includes at least a first glass substrate. The first glass substrate has a compaction described below of 80 ppm or less. Compaction is a shrinkage in a case of subjecting the first glass substrate to a temperature raising from a room temperature at 100° C./hour and to a heat treatment at 600° C. for 80 minutes, and then to a cooling to the room temperature at 100° C./hour.

The present invention relates to an article comprising a ceramic substrate (310) comprising a source of zirconium oxide; a metallic substrate (320); and a braze joint disposed between the ceramic substrate and the metallic substrate. The braze joint comprises (i) a gold rich phase (330) interfacing against a surface of the ceramic substrate. The gold rich phase comprises a refractory metal selected from the group consisting of molybdenum, tungsten, niobium, tantalum and combinations thereof; and (ii) a second metallic phase (340) comprising a metal selected form the group consisting of nickel, iron, vanadium, cobalt, chromium, osmium, tantalum or combinations thereof.

A plastic substrate includes: a plastic support member having light transmittance; and a first organic-inorganic hybrid layer on the plastic support member. The first organic-inorganic hybrid layer includes: a first organic-inorganic hybrid matrix; and ions implanted into the first organic-inorganic hybrid matrix at a side opposite to a side adjacent the plastic support member. An amount of the ions per unit area is in a range from about 2×10.sup.13/cm.sup.2 to about 2×10.sup.14/cm.sup.2.

A copper/ceramic bonded body includes: a copper member (12) made of copper or a copper alloy; and a ceramic member (11) made of nitrogen-containing ceramics, the copper member (12) and the ceramic member (11) being bonded to each other, in which a Mg solid solution layer in which Mg is solid-soluted in a Cu matrix is formed at a bonding interface between the copper member (12) and the ceramic member (11), an active metal nitride layer (41) containing a nitride of one or more active metals selected from Ti, Zr, Nb, and Hf is formed on a ceramic member (11) side, and a thickness of the active metal nitride layer (41) is set to be in a range of 0.05 μm or more and 1.2 μm or less.

A multilayer plate is disclosed which includes three layers. A carbon layer is covered by a metallic layer, and a substrate layer is covered at least partially by the carbon layer and the metallic layer. The metallic layer includes a first zone and a second zone. The first zone is a zone defined by the carbon layer and the second zone is a zone defined by carbon layer-free zone. The substrate layer is made of a polyurethane flexible foam. The first zone has a higher thermal conductivity as the second zone. The multilayer plate can be used as a demonstration display for demonstrating the different thermal conductivity in the first zone compared to the second zone to a consumer.