Provided are a composite in which metal nanoparticles are evenly dispersed and adsorbed to pores of a support, and a method of preparing the same. An amorphous nanostructure formed of inorganic polymers having a transition metal and a halogen element as a main chain via hydrogen bonding is used as a chemical template for forming the metal nanoparticles. The formed metal nanoparticles are evenly dispersed and adsorbed to the support with pores.

Embodiments relate to an apparatus for forming nano-structures with tailored properties on objects while fabricating the objects. The apparatus includes a reservoir that holds compositions therein. Each of the compositions includes a nano-structural material, a plurality of grain growth inhibitor nano-particles, and at least one of a tailoring solute and a plurality of tailoring nano-particles. A nozzle is operatively coupled to the reservoir and a translatable stage is positioned proximate to the nozzle. The stage includes a substrate holder adapted to hold a substrate. A surface profile determination device is positioned proximate to the stage to obtain profile data of the substrate. A control unit is operatively coupled to the device and the stage and regulates manufacture of a pinned nano-structure. The control unit forms deposition layers positioned proximal to the substrate with the compositions through electrospray techniques.

3D nanochannel interleaved devices for molecular manipulation are provided. In one aspect, a method of forming a device includes: forming a pattern on a substrate of alternating mandrels and spacers alongside the mandrels; selectively removing the mandrels from a front portion of the pattern forming gaps between the spacers; selectively removing the spacers from a back portion of the pattern forming gaps between the mandrels; filling i) the gaps between the spacers with a conductor to form first electrodes and ii) the gaps between the mandrels with the conductor to form second electrodes; and etching the mandrels and the spacers in a central portion of the pattern to form a channel (e.g., a nanochannel) between the first electrodes and the second electrodes, wherein the first electrodes and the second electrodes are offset from one another across the channel, i.e., interleaved. A device formed by the method is also provided.

There is provided a method for preparation of oxide support-nanoparticle composites, in which metal nanoparticles decorate with uniform size and distribution on the surface of an oxide support, and thus, high performance oxide support-nanoparticle composites that can be applied in the fields of heterogeneous catalysis can be provided.

Various embodiments of a phononic system to achieve quantum-analogue phase-based unitary operations are disclosed. A plurality of diatomic molecules is adsorbed on a cubic crystal surface. At least a first pair of parallel chains is created from the plurality of diatomic molecules, such that the two constituent chains of the first pair of parallel chains each comprise three or more diatomic molecules. One or more diatomic molecules of the first pair of parallel chains are displaced in order to thereby create one or more kinks in the first pair of parallel chains. The one or more kinks apply a first desired phase transformation to elastic waves scattered by the plurality of diatomic molecules and adjusting the number of kinks or adjusting the order in which kinks are created or modified causes a corresponding adjustment to the first desired phase transformation.

Various embodiments of a phononic system to achieve quantum-analogue phase-based unitary operations are disclosed. A plurality of diatomic molecules is adsorbed on a cubic crystal surface. At least a first pair of parallel chains is created from the plurality of diatomic molecules, such that the two constituent chains of the first pair of parallel chains each comprise three or more diatomic molecules. One or more diatomic molecules of the first pair of parallel chains are displaced in order to thereby create one or more kinks in the first pair of parallel chains. The one or more kinks apply a first desired phase transformation to elastic waves scattered by the plurality of diatomic molecules and adjusting the number of kinks or adjusting the order in which kinks are created or modified causes a corresponding adjustment to the first desired phase transformation.

The present invention relates to: a method of manufacturing glass with hollow nanopillars, which includes a silicon oxide layer forming step in which a silicon oxide layer made of silicon oxide is formed on one side of a glass substrate, a first etching step in which the silicon oxide layer is etched and a plurality of silicon oxide clusters are formed on the glass substrate, and a second etching step in which the glass substrate, on which the silicon oxide clusters are formed, is etched and hollow nanopillars are formed; and glass with hollow nanopillars manufactured thereby.

Variations provide a metamaterial comprising a plurality of metamaterial repeat units containing a surface-patterned nanoparticle or microparticle that is coated with a metal in a surface pattern. The surface-patterned particle may include a dielectric material or a semiconductor material partially or fully coated with metal(s). In some embodiments, the surface-patterned particles are split ring resonators. Some variations provide a method of making a metamaterial, the method comprising: metallizing surfaces of particles, wherein particles are coated with metal(s) in a surface pattern; dispersing surface-patterned particles in a liquid solution at a starting pH; introducing a triggerable pH-control substance capable of generating an acid or base; and triggering the pH-control substance to generate an acid or base, thereby adjusting the solution pH to a titrated pH. The zeta potential is closer to zero at the titrated pH compared to the starting pH, causing the surface-patterned particles to assemble into a metamaterial.

An apparatus and method are provided for manufacturing particles. The apparatus and method may be implemented in a roll-to-roll fashion for continuous or intermittent production of particles, using membranes passing from station to station propelled by rollers.

The present invention provides a zirconia sintered body containing a fluorescent agent and having excellent translucency and excellent strength. The present invention also provides a zirconia shaped body and a zirconia calcined body from which the zirconia sintered body can be obtained. The present invention relates to a zirconia sintered body comprising a fluorescent agent, wherein the zirconia sintered body comprises 4.5 to 9.0 mol % yttria, and has a crystal grain size of 180 nm or less, and a three-point flexural strength of 500 MPa or more. The present invention relates to a zirconia shaped body comprising a fluorescent agent, wherein the zirconia shaped body comprises 4.5 to 9.0 mol % yttria, and has a three-point flexural strength of 500 MPa or more after being sintered at 1,100° C. for 2 hours under ordinary pressure, and a crystal grain size of 180 nm or less after being sintered at 1,100° C. for 2 hours under ordinary pressure. The present invention relates to a zirconia calcined body comprising a fluorescent agent, wherein the zirconia calcined body comprises 4.5 to 9.0 mol % yttria, and has a three-point flexural strength of 500 MPa or more after being sintered at 1,100° C. for 2 hours under ordinary pressure, and a crystal grain size of 180 nm or less after being sintered at 1,100° C. for 2 hours under ordinary pressure.