The present invention relates to novel composite materials comprising elemental gold in the form of single crystals, amyloid fibrils and a polymer. This composite material is similar to glassy plastics yet lighter than aluminum and has a golden shining similar to 18K gold. Due to its unique properties, this composite is termed “light gold”. This composite material suits, for example, watches, jewelry, radiation shielding, catalysis and electronics. The invention further provides for environmentally friendly methods to manufacture such composite materials.

A thermal interface composition includes a polysiloxane component, a thermal conductive component, a curing agent, a curing accelerator, an organosilicon coupling agent, and a crosslinking agent having three or more epoxy groups. The polysiloxane component includes not lower than 50 wt % and lower than 100 wt % of a first polysiloxane and a second polysiloxane. The thermal conductive component includes not lower than 30 wt % and lower than 70 wt % of a first thermal conductive filler, not lower than 30 wt % and lower than 70 wt % of a second thermal conductive filler, and greater than 0 wt % and not greater than 40 wt % of a third thermal conductive filler. A method for preparing a thermal interface material is also disclosed.

Magnet wire improved partial discharge performance may include a conductor, a first layer of polymeric enamel insulation formed around the conductor, and a second layer of polymeric enamel insulation formed around the first layer. The second layer may be a semi-conductive layer that includes a base polymeric material and filler particles dispersed within the base polymeric material. Additionally, at least sixty percent by weight of the filler particles may be positioned in an outer half of a thickness of the second layer.

Disclosed herein are method and design rules for making polyelemental systems with specific heterostructures, including tetra-phase nanopartides with as many as six junctions. In accordance with an embodiment, a method of making a tetra-phase polyelemental nanoparticle using tri-phase nanoparticle architectures can include selecting two or more triphase nanoparticle architectures, wherein the two or more tri-phase nanoparticle architectures are one or more striped tri-phase architectures, one or more pie-shaped tri-phase architectures, or combinations thereof; identifying from the selected two or more tri-phase nanoparticle architectures groups of metals for generating each of the two or more tri-phase nanoparticle architectures; contacting a tip coated with an ink to a substrate to form a nanoreactor, the ink comprising block copolymer and the metals from the groups of metals identified for generating each of the two or more tri-phase nanoparticle architectures; and annealing the nanoreactors under conditions sufficient to synthesize a tetra-phase polyelemental nanoparticle.

Microlaser based dye doped polymeric resonators are provided as well as pharmaceutical formulations containing the microlaser based dye doped polymeric resonators, methods of making thereof, and methods of use thereof for monitoring and/or stimulating electrical activity in a brain of a subject in need thereof. The microlaser based dye doped polymeric resonators can include a particle having a spherical core containing one or more fluorescent dyes dispersed within a polymer matrix, wherein the polymer matrix has an index of refraction of about 1.2 or greater; an outer surface surrounding the spherical core; and a gold nanoparticle, wherein the gold nanoparticle is on the outer surface, is dispersed within the spherical core, or both. The fluorescent dyes can include a voltage sensitive fluorescent dye.

A non-woven fiber article for use in a food, medical, or pharmaceutical production environment including a melt-spun polymer fiber is provided having a cross-section and a length and a detectable particulate present in an amount of 20 to 80 weight percent loadings of metal or 10 to 80 weight percent loadings of radiopaque particles to render the polymer fiber detectable by magnetic or X-ray detection, alone or in combination with a secondary functional particulate distributed with the polymer fiber to render the polymer fiber chemically responsive to a chemical reactant, change in pH or temperature. The detectable particulate and the secondary functional particulate are each independently present in a core, a sheath, or both portions of polymer matrix. A process of detecting a fabric made from such a fiber. The fabric article passes through detector. A signal is collected from the detector indicative of the presence of the fabric article.

There is provided a conductive film, a production method thereof, and a display apparatus. The conductive film comprises: nanometal as a filling material; and oxidized nanocellulose as a matrix material. The nanometal/oxidized nanocellulose composite conductive film may be used in flexible display.

The present disclosure provides an article. In an embodiment, the article includes a substrate and a coating on the substrate. The coating includes a composition. The composition includes a plurality of nanoparticles, each nanoparticle having a ligand linked to a surface of each nanoparticle. The composition includes a plurality of block copolymers. Each block copolymer includes a linking block and a nonlinking block. The linking block is a random copolymer composed of at least two different monomers. At least one of the monomers is a linking comonomer. The linking comonomer is directly linked to the ligand to form a first microdomain consisting of the linking block, the nanoparticles, and the ligand. The composition further includes a second microdomain consisting of the nonlinking block.

The present disclosure provides an article. In an embodiment, the article includes a substrate and a coating on the substrate. The coating includes a composition. The composition includes a plurality of nanoparticles, each nanoparticle having a ligand linked to a surface of each nanoparticle. The composition includes a plurality of block copolymers. Each block copolymer includes a linking block and a nonlinking block. The linking block is a random copolymer composed of at least two different monomers. At least one of the monomers is a linking comonomer. The linking comonomer is directly linked to the ligand to form a first microdomain consisting of the linking block, the nanoparticles, and the ligand. The composition further includes a second microdomain consisting of the nonlinking block.

Tropistic materials incorporating a class of adaptively configurable materials capable of real-time detection, tracking, and processing incident stimulus are provided. Incident stimulus can comprise any energetic emission or signals, such as electromagnetic waves, acoustics waves, or magnetic fields. The materials comprise a deformable stimuli-responsive material, which can adapt configuratively to a specific stimulus, and may further comprise a plurality of absorbers or photo-sensitive molecules configured to convert external incident stimuli to the specific stimulus type toward which the deformable material is responsive.