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Results 1701–1725 of 2,278

Rapid synthesis of gallium alloys

Patent • #10,724,120. The ability to generate complex gallium alloys using metal amides, Ga(NR.sub.2).sub.3 and M(NR.sub.2).sub.n, is easily accomplished by heating the two metal amides in predetermined ratios. The product can be isolated as Ga.sub.xM.sub.y where x and y can vary.

Rapidly tunable, narrow-band infrared filter arrays

Patent • #10,393,933. Tunable filters can use Fano metasurface designs having extremely narrow transmission bands. The Fano metasurface can comprise dielectric or semiconductor materials and can produce transmission bands with quality factors well in excess of 1000--at least a factor of 50 greater than typical metamaterial-based infrared resonances. Numerical simulations of these...

RAPTR N95: Rapidly Producible, Reusable N95 Respirator

Featured Opportunity • Sandia National Laboratories in collaboration with Mayo Clinic has developed a rapidly producible, reusable N95 respirator mask designed for medical use Significant shortages in the supply and availability of medical-grade personal protective equipment (PPE), specifically N95 respirators, have been a defining feature of the COVID-19 pandemic. Access to inexpensive, reusable,...

Rare Earth Element Separation Using Mesoporous Materials

Featured Opportunity • A simple and more efficient method for separating rare earth elements using mesoporous materials that eliminates hazardous solvents and complex, multi-step processes Rare earth elements (REEs) possess unique optical and magnetic properties that are critical for next-generation electronics and emerging technologies. In contrast with trace metals such as copper and...

Reach and get capability in a computing environment

Patent • #8,196,101. A reach and get technique includes invoking a reach command from a reach location within a computing environment. A user can then navigate to an object within the computing environment and invoke a get command on the object. In response to invoking the get command, the computing environment is...

Reactive ion etched substrates and methods of making and using

Patent • #7,253,008. Disclosed herein are substrates comprising reactive ion etched surfaces and specific binding agents immobilized thereon. The substrates may be used in methods and devices for assaying or isolating analytes in a sample. Also disclosed are methods of making the reactive ion etched surfaces.

Reactor for removing ammonia

Patent • #7,618,600. Disclosed is a device for removing trace amounts of ammonia from a stream of gas, particularly hydrogen gas, prepared by a reformation apparatus. The apparatus is used to prevent PEM "poisoning" in a fuel cell receiving the incoming hydrogen stream.

Real time markerless motion tracking using linked kinematic chains

Patent • #7,257,237. A markerless method is described for tracking the motion of subjects in a three dimensional environment using a model based on linked kinematic chains. The invention is suitable for tracking robotic, animal or human subjects in real-time using a single computer with inexpensive video equipment, and does not require...

Real-time method for establishing a detection map for a network of sensors

Patent • #8,265,870. A method for establishing a detection map of a dynamically configurable sensor network. This method determines an appropriate set of locations for a plurality of sensor units of a sensor network and establishes a detection map for the network of sensors while the network is being set up; the...

Real-time software upgrade

Patent • #10,037,203. The various technologies presented herein relate to upgrading industrial control software in real-time. During utilization of a first software to control an industrial process, a determination can be made that the first software needs to be replaced (e.g., partially or entirely) owing to a newer version of software is...

Reconfigurable electronics using conducting metal-organic frameworks

Patent • #9,711,743. A device including a porous metal organic framework (MOF) disposed between two terminals, the device including a first state wherein the MOF is infiltrated by a guest species to form an electrical path between the terminals and a second state wherein the electrical conductivity of the MOF is less...

Reconfigurable optical-to-optical frequency conversion method and apparatus

Patent • #9,625,785. A photonic device is provided for impressing a modulation pattern on an optical carrier. The device includes a unit in which a photodetector and an optical microresonator are monolithically integrated. The device further includes an optical waveguide evanescently coupled to the optical microresonator and having at least an upstream...

Reconfigureable network node

Patent • #7,355,986. Nodes in a network having a plurality of nodes establish communication links with other nodes using available transmission media, as the ability to establish such links becomes available and desirable. The nodes predict when existing communications links will fail, become overloaded or otherwise degrade network effectiveness and act to...

Rectenna that converts infrared radiation to electrical energy

Patent • #9,437,629. Technologies pertaining to converting infrared (IR) radiation to DC energy are described herein. In a general embodiment, a rectenna comprises a conductive layer. A thin insulator layer is formed on the conductive layer, and a nanoantenna is formed on the thin insulator layer. The thin insulator layer acts as...

Red-Emitting Phosphors for Solid-State Lighting

Featured Opportunity • Sandia has developed red-emitting phosphors that will help to transform the cold blue of many current light-emitting diodes (LEDs) into the warm white that is preferred for general lighting. This advance could help move solid-state lighting (SSL) into broader applications and market spaces. This class of rare-earth doped tantalates has...

Redox-active oxide materials for thermal energy storage

Patent • #10,800,665. Thermochemical storage materials having the general formula A.sub.xA'.sub.1-xB.sub.yB'.sub.1-yO.sub.3-.delta., where A=La, Sr, K, Ca, Ba, Y and B=Mn, Fe, Co, Ti, Ni, Cu, Zr, Al, Y, Cr, V, Nb, Mo, are disclosed. These materials have improved thermal storage energy density and reaction kinetics compared to previous materials. Concentrating solar power...

Reduced weight decontamination formulation utilizing a solid peracid compound for neutralization of chemical and biological warfare agents

Patent • #8,022,265. A reduced weight decontamination formulation that utilizes a solid peracid compound (sodium borate peracetate) and a cationic surfactant (dodecyltrimethylammonium chloride) that can be packaged with all water removed. This reduces the packaged weight of the decontamination formulation by .about.80% (as compared to the "all-liquid" DF-200 formulation) and significantly lowers...

Reduced-bias multi-resolution coherent change detection

Patent • #10,345,440. Described herein are various technologies relating to generating a reduced bias multi-resolution (RBMR) coherent change detection (CCD) image product. A low bias, low resolution (LBLR) CCD image product is generated based upon a first SAR image of a scene and a second SAR image of the scene, where each...
Results 1701–1725 of 2,278