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Results 2251–2272 of 2,272

Weak-link capacitor

Patent • #8,426,321. A process for making a dielectric material where a precursor polymer selected from poly(phenylene vinylene)polyacetylene, poly(p-phenylene), poly(thienylene vinylene), poly(1,4-naphthylene vinylene), and poly(p-pyridine vinylene) is energized said by exposure by radiation or increase in temperature to a level sufficient to eliminate said leaving groups contained within the precursor polymer, thereby...

Weak-Link Capacitor

Featured Opportunity • Safety is often a major concern in high voltage electronics and energy applications containing capacitors. In the event of a fire or overheating, disabling the capacitor becomes extremely important in order to minimize damage from occurring to both the rest of the system and nearby personnel. Sandia has developed a...

Wear-Resistant Platinum Gold Alloy

Featured Opportunity • From cell phones to satellites, industry spends millions on traditional gold alloy electrical contact coatings While gold and other metal alloys have been an industry standard to protect metal components from wear due to metal on metal contact, they still experience deterioration over time. Using a novel synthesis approach, Sandia...

Web-based emergency response exercise management systems and methods thereof

Patent • #8,827,714. According to one embodiment, a method for simulating portions of an emergency response exercise includes generating situational awareness outputs associated with a simulated emergency and sending the situational awareness outputs to a plurality of output devices. Also, the method includes outputting to a user device a plurality of decisions...

Wheeled hopping robot

Patent • #7,775,305. The present invention provides robotic vehicles having wheeled and hopping mobilities that are capable of traversing (e.g. by hopping over) obstacles that are large in size relative to the robot and, are capable of operation in unpredictable terrain over long range. The present invention further provides combustion powered linear...

Wide field-of-view imaging system using a reflective spatial light modulator

Patent • #6,473,241. PRS0847A foveated imaging system using a relatively simple optical imaging system with a reflective spatial light modulator at or near a pupil plane to correct off-axis aberrations. Maximum resolution is obtained for a single fixation point (foveal region) within the field of view at a time. The fixation point...

Wide field-of-view imaging system using a spatial light modulator

Patent • #6,421,185. A foveated imaging system using a relatively simple optical imaging system with a spatial light modulator located at or near a pupil plane to correct aberrations. Maximum resolution is obtained for a limited region defined by a single fixation point (a foveal region) within the field of view. The...

Wideband unbalanced waveguide power dividers and combiners

Patent • #9,343,795. The various technologies presented herein relate to waveguide dividers and waveguide combiners for application in radar systems, wireless communications, etc. Waveguide dividers-combiners can be manufactured in accordance with custom dimensions, as well as in accordance with waveguide standards such that the input and output ports are of a defined...

Wind turbine blades, wind turbines, and wind farms having increased power output

Patent • #10,400,743. A wind turbine blade having a geometry that decreases the distance downstream at which freestream momentum is recovered is disclosed. The blade design increases the loading on the inboard portion of the blade and unloads the tip portion relative to a conventional blade designed to maximize power coefficient. A...

Wire Rivet

Featured Opportunity • An easy-to-install wire rivet for making electrical connections to multiple substrates in less time with fewer parts There is a need to provide a simple and quick electrical connection to one or many conductive substrates that does not require abrasion of the substrate surface or a complicated assembly process requiring...

Wireless passive radiation sensor

Patent • #8,596,862. A novel measurement technique is employed using surface acoustic wave (SAW) devices, passive RF, and radiation-sensitive films to provide a wireless passive radiation sensor that requires no batteries, outside wiring, or regular maintenance. The sensor is small (<1 cm.sup.2), physically robust, and will operate unattended for decades. In addition,...

Wireless Passive Radiation Sensor

Featured Opportunity • Existing small radiation detectors do not produce an immediate real-time warning of radiation doses because the detectors need to be sent to a lab for readout, which can require days or weeks to complete. Other detectors are fragile, need human interpretation of colors, cost hundreds of dollars each or are...

Wireless passive temperature sensor

Patent • #8,240,911. A wireless passive temperature sensor comprising a surface acoustic wave (SAW) delay line is constructed on a piezoelectric substrate having a thermal coefficient of frequency. An array of addressable, wireless passive temperature sensors can be used to monitor an array of temperature points on a structure using a wireless...

X-ray mask and method for making

Patent • #6,810,104. The present invention describes a method for fabricating an x-ray mask tool which is a contact lithographic mask which can provide an x-ray exposure dose which is adjustable from point-to-point. The tool is useful in the preparation of LIGA plating molds made from PMMA, or similar materials. In particular...

X-ray mask and method for providing same

Patent • #6,477,225. The present invention describes a method for fabricating an x-ray mask tool which can achieve pattern features having lateral dimension of less than 1 micron. The process uses a thin photoresist and a standard lithographic mask to transfer an trace image pattern in the surface of a silicon wafer...

X-ray mask and method for providing same

Patent • #6,798,862. The present invention describes a method for fabricating an x-ray mask tool which can achieve pattern features having lateral dimension of less than 1 micron. The process uses a thin photoresist and a standard lithographic mask to transfer an trace image pattern in the surface of a silicon wafer...

Xyce

Software • Xyce - Originally developed in support of the electrical designers at Sandia National Laboratories, Xyce has become a large part of the design and analytical process of circuit simulations. As a parallel code, it not only allows the simulations of circuits of unprecedented size, but has addressed possible solutions to...

Zero-Power Radio Receiver

Featured Opportunity • Sandia has developed a miniature, zero-power radio receiver that can be easily integrated in a wide range of devices to provide continuous wireless connectivity. The underlying principle behind the Zero-Power Receiver is that the powered radio frequency electronics that are used in most wireless receivers can be replaced with electronics...

Zero-power receiver

Patent • #9,460,321. An unpowered signal receiver and a method for signal reception detects and responds to very weak signals using pyroelectric devices as impedance transformers and/or demodulators. In some embodiments, surface acoustic wave devices (SAW) are also used. Illustrative embodiments include satellite and long distance terrestrial communications applications.

Zirconium-modified materials for selective adsorption and removal of aqueous arsenic

Patent • #6,824,690. A method, composition, and apparatus for removing contaminant species from an aqueous medium comprising: providing a material to which zirconium has been added, the material selected from one or more of zeolites, cation-exchangeable clay minerals, fly ash, mesostructured materials, activated carbons, cellulose acetate, and like porous and/or fibrous materials;...

ZnO buffer layer for metal films on silicon substrates

Patent • #8,835,023. Dramatic improvements in metallization integrity and electroceramic thin film performance can be achieved by the use of the ZnO buffer layer to minimize interfacial energy between metallization and adhesion layers. In particular, the invention provides a substrate metallization method utilizing a ZnO adhesion layer that has a high work...
Results 2251–2272 of 2,272