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Results 951–975 of 1,875

Methods, systems and computer program products for determining systems re-tasking
Patent • #US10635985B2. Methods, systems and computer program products to measure system re-taskability are disclosed. The methods, systems and computer program products may be used in the design of a new or redesign of an existing System of Systems (SoS). Systems re-tasking (aka substitutability or stand-in redundancy) is the process of using...

Micro electro mechanical system optical switching
Patent • #US8611706B1. The present disclosure includes apparatus, system, and method embodiments that provide micro electro mechanical system optical switching and methods of manufacturing switches. For example, one optical switch embodiment includes at least one micro electro mechanical system type pivot mirror structure disposed along a path of an optical signal, the...

Micro electro-mechanical system (MEMS) pressure sensor for footwear
Patent • #US7426873B1. Footwear comprises a sole and a plurality of sealed cavities contained within the sole. The sealed cavities can be incorporated as deformable containers within an elastic medium, comprising the sole. A plurality of micro electro-mechanical system (MEMS) pressure sensors are respectively contained within the sealed cavity plurality, and can...

Micro gas-puff based source
Patent • #US8530854B1. Various technologies described herein pertain to a micro gas-puff based source of neutrons, x-rays, and/or energetic particles. The micro gas-puff based source can generate plasma, which can emit neutrons, x-rays, and the like. The micro gas-puff based source includes a diode, which further includes an anode and a cathode....

Micro-lensed fiber optic plate and methods of forming thereof
Patent • #US11346993B1. A method of forming a micro-lensed fiber optic plate. The method includes obtaining a fiber optic plate that has a plurality of fibers arranged in parallel. A first end of a fiber of the plurality of fibers can have a first numerical aperture. The fiber of the plurality of...

Micro-Pyrolizer for Rapid Bio-Identification
Featured Opportunity • Sandia has developed a micro-fabricated device for identifying different organisms by their unique chemical “fingerprint” based on fatty acid (lipid) content. Applications can include food composition testing (testing the purity of Extra Virgin Olive Oil), microbe analysis (e.g. Anthrax and virulent bacteria), high value/specialty crop verification (designer seeds, bio-fuels), and...

Microelectromechanical (MEM) thermal actuator
Patent • #US8232858B1. Microelectromechanical (MEM) buckling beam thermal actuators are disclosed wherein the buckling direction of a beam is constrained to a desired direction of actuation, which can be in-plane or out-of-plane with respect to a support substrate. The actuators comprise as-fabricated, linear beams of uniform cross section supported above the substrate...

Microelectromechanical flow control apparatus
Patent • #US7540469B1. A microelectromechanical (MEM) flow control apparatus is disclosed which includes a fluid channel formed on a substrate from a first layer of a nonconducting material (e.g. silicon nitride). A first electrode is provided on the first layer of the nonconducting material outside the flow channel; and a second electrode...

Microelectromechanical inertial sensor
Patent • #US8205497B1. A microelectromechanical (MEM) inertial sensor is disclosed which can be used to sense a linear acceleration, or a Coriolis acceleration due to an angular rotation rate, or both. The MEM inertial sensor has a proof mass which is supported on a bridge extending across an opening through a substrate,...

Microelectromechanical pump utilizing porous silicon
Patent • #US7980828B1. A microelectromechanical (MEM) pump is disclosed which includes a porous silicon region sandwiched between an inlet chamber and an outlet chamber. The porous silicon region is formed in a silicon substrate and contains a number of pores extending between the inlet and outlet chambers, with each pore having a...

Microelectromechanical resonator and method for fabrication
Patent • #US7616077B1. A method is disclosed for the robust fabrication of a microelectromechanical (MEM) resonator. In this method, a pattern of holes is formed in the resonator mass with the position, size and number of holes in the pattern being optimized to minimize an uncertainty Deltaf in the resonant frequency f0...

Microelectromechanical safe arm device
Patent • #US8191477B1. Microelectromechanical (MEM) apparatus and methods for operating, for preventing unintentional detonation of energetic components comprising pyrotechnic and explosive materials, such as air bag deployment systems, munitions and pyrotechnics. The MEM apparatus comprises an interrupting member that can be moved to block (interrupt) or complete (uninterrupt) an explosive train that...

Microelectromechanical tunable inductor
Patent • #US7710232B1. A microelectromechanical tunable inductor is formed from a pair of substantially-identically-sized coils arranged side by side and coiled up about a central axis which is parallel to a supporting substrate. An in-plane stress gradient is responsible for coiling up the coils which. The inductance provided by the tunable inductor...

Microelectronics & MEMS
Technology Area • The Microelectronics & MEMS technology area contains solutions resulting from Sandia’s mission to develop trusted microsystems technologies for critical national security applications. It includes beyond leading-edge and increasingly powerful macro-system capabilities and functionalities.  This technology area also contains specialized portfolios related to:  Compound Semiconductor DevicesPhotonic Integrated Circuits & Silicon PhotonicsFabrication,...

Microelectroporation device for genomic screening
Patent • #US8828736B2. We have developed an microelectroporation device that combines microarrays of oligonucleotides, microfluidic channels, and electroporation for cell transfection and high-throughput screening applications (e.g. RNA interference screens). Microarrays allow the deposition of thousands of different oligonucleotides in microscopic spots. Microfluidic channels and microwells enable efficient loading of cells into the...

Microfabricated bulk wave acoustic bandgap device
Patent • #US7836566B1. A microfabricated bulk wave acoustic bandgap device comprises a periodic two-dimensional array of scatterers embedded within the matrix material membrane, wherein the scatterer material has a density and/or elastic constant that is different than the matrix material and wherein the periodicity of the array causes destructive interference of the...

Microfabricated bulk wave acoustic bandgap device
Patent • #US7733198B1. A microfabricated bulk wave acoustic bandgap device comprises a periodic two-dimensional array of scatterers embedded within the matrix material membrane, wherein the scatterer material has a density and/or elastic constant that is different than the matrix material and wherein the periodicity of the array causes destructive interference of the...

Microfabricated Field Calibration Assembly
Featured Opportunity • Reliable determination of the presence and/or quantity of a particular analyte in the field can be greatly enhanced if the analytical instrument is equipped with a time-of-use calibration standard. While proper calibration is necessary for reliability and accuracy, it can be challenging and cumbersome to provide such calibration in the...

Microfabricated field calibration assembly for analytical instruments
Patent • #US7913534B1. A microfabricated field calibration assembly for use in calibrating analytical instruments and sensor systems. The assembly comprises a circuit board comprising one or more resistively heatable microbridge elements, an interface device that enables addressable heating of the microbridge elements, and, in some embodiments, a means for positioning the circuit...

Microfabricated fuel heating value monitoring device
Patent • #US7708943B1. A microfabricated fuel heating value monitoring device comprises a microfabricated gas chromatography column in combination with a catalytic microcalorimeter. The microcalorimeter can comprise a reference thermal conductivity sensor to provide diagnostics and surety. Using microfabrication techniques, the device can be manufactured in production quantities at a low per-unit cost....

Microfabricated ion frequency standard
Patent • #US7859350B1. A microfabricated ion frequency standard (i.e. an ion clock) is disclosed with a permanently-sealed vacuum package containing a source of ytterbium (Yb) ions and an octupole ion trap. The source of Yb ions is a micro-hotplate which generates Yb atoms which are then ionized by a ultraviolet light-emitting diode...

Microfabricated ion trap chip with an integrated microwave antenna
Patent • #US10984976B1. An ion trap chip, which may be used for quantum information processing and the like, includes an integrated microwave antenna. The antenna is formed as a radiator connected by one of its ends to the center trace of a microwave transmission line and connected by its other end to...
Results 951–975 of 1,875