Patent • #US10429284B1. The present invention relates to an in situ testing system, which includes a wear tester and an enclosure. The wear tester is configured to apply a normal load, by way of a tip, to a surface of the test sample. Use of an enclosure allows such wear testing to...
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In-line mixing printhead for multimaterial aerosol jet printing
Patent • #US11220112B2. An aerosol jet printhead comprising an in-line static mixer can mix multiple aerosol streams for co-deposition from a single nozzle. A printhead was designed, fabricated, and tested, demonstrating in-plane functionally graded films. The inline mixing printhead can be used with a compact aerosol jet deposition system.
In-network compute assistance
Patent • #US11689605B2. A method and apparatus for performing operations by network interface cards in a network of computers. A network interface card is configured to receive a message and to interpret the message to identify a primitive operation to be performed. The primitive operation is one of a plurality of primitive...
In-situ active impedance characterization of scanned array antennas
Patent • #US10720703B2. Various embodiments presented herein relate to determining mutual coupling between a pair of antennas in an array antenna. Various operations presented herein enable comparison between a magnitude and phase of a signal transmitted from a first feed network (via a first antenna) and a magnitude and phase of a...
In-situ active impedance characterization of scanned array antennas
Patent • #US10218068B1. Various embodiments presented herein relate to determining mutual coupling between a pair of antennas in an array antenna. Various operations presented herein enable comparison between a magnitude and phase of a signal transmitted from a first feed network (via a first antenna) and a magnitude and phase of a...
In-situ formation of nanoparticles within a silicon-based matrix
Patent • #US7385003B1. A method for encapsulating nanoparticles with an encapsulating matrix that minimizes aggregation and maintains favorable properties of the nanoparticles. The matrix comprises silicon-based network-forming compounds such as ormosils and polysiloxanes. The nanoparticles are synthesized from precursors directly within the silicon-based matrix.
In-tank recirculating arsenic treatment system
Patent • #US7514004B1. A low-cost, water treatment system and method for reducing arsenic contamination in small community water storage tanks. Arsenic is removed by using a submersible pump, sitting at the bottom of the tank, which continuously recirculates (at a low flow rate) arsenic-contaminated water through an attached and enclosed filter bed...
Increasing security in inter-chip communication
Patent • #US8874926B1. An apparatus for increasing security in inter-chip communication includes a sending control module, a communication bus, and a receiving control module. The communication bus is coupled between the sending control module and the receiving control module. The sending control module operates to send data on the communication bus, disable...
Increasing security in inter-chip communication
Patent • #US9722796B2. An apparatus for increasing security in inter-chip communication includes a sending control module, a communication bus, and a receiving control module. The communication bus is coupled between the sending control module and the receiving control module. The sending control module operates to send data on the communication bus, disable...
Inductive Circuit Sensor for Intrusion Detection
Featured Opportunity • Sandia’s intrusion detection system uses inductive power transfer to reliably sense whether a barrier has been opened, closed, or breached relative to a stationary surface. Over the last forty years, balanced magnetic switching (BMS) has become the standard form of intrusion detection for secure sites throughout the United States. BMS...
Inertial sensing microelectromechanical (MEM) safe-arm device
Patent • #US7530312B1. Microelectromechanical (MEM) safe-arm devices comprise a substrate upon which a sense mass, that can contain an energetic material, is constrained to move along a pathway defined by a track disposed on the surface of the substrate. The pathway has a first end comprising a "safe" position and a second...
Inertial Sensors
Portfolio •
Information searching system
Patent • #US10331732B1. A method and computer system for searching a collection of documents. The method comprises first identifying text in the document and then identifying an image in the document. Then the features of the image are extracted from the document and image terms are identified from the features. Finally, the...
Information-based self-organization of sensor nodes of a sensor network
Patent • #US8022987B2. A sensor node detects a plurality of information-based events. The sensor node determines whether at least one other sensor node is an information neighbor of the sensor node based on at least a portion of the plurality of information-based events. The information neighbor has an overlapping field of view...
Infrared (IR) Sources and Detectors
Portfolio •
Infrared detector device inspection system
Patent • #US9410900B2. Methods and apparatuses for identifying carrier lifetimes are disclosed herein. In a general embodiment, a beam of light is sent to a group of locations on a material for an optical device. Photons emitted from the material are detected at each of the group of locations. A carrier lifetime...
Infrared intrusion detection system (IRIDS)
Patent • #US11100651B1. A system and method for intrusion detection includes an imager directed towards an object in an interior space. The imager is in data communication with a computer. The computer is arranged to process digital three-dimensional image data received from the imager and programmed to execute a change detection algorithm...
Infrared nanoantenna apparatus and method for the manufacture thereof
Patent • #US8750653B1. An exemplary embodiment of the present invention is a photodetector comprising a semiconductor body, a periodically patterned metal nanoantenna disposed on a surface of the semiconductor body, and at least one electrode separate from the nanoantenna. The semiconductor body comprises an active layer in sufficient proximity to the nanoantenna...
Inherently Safe In-Situ Uranium Recovery
Featured Opportunity • An in-situ method of extracting uranium that significantly reduces adverse impacts to communities and water sources There remains a growing unmet need for domestic sourcing of uranium in the United States as well as continued concerns over its environmental impact. In-situ recovery (ISR) uses fluids containing chemical agents to dissolve...
Inhibitors for targeting flaviviruses
Patent • #US11197854B1. The present invention relates to methods for identifying candidate therapeutics for a disease caused by a viral envelope protein. In particular, the method can include contacting a test envelope protein with the candidate and determining its activity.
Injectable sacrificial material systems and methods to contain molten corium in nuclear accidents
Patent • #US11783954B2. Systems and methods for injecting a carbonate-based sacrificial material into a nuclear reactor containment for containment of molten corium in severe nuclear reactor accidents are disclosed. Molten corium can be quickly cooled and solidified by the endothermic decomposition of the sacrificial material.
Injectable sacrificial material systems and methods to contain molten corium in nuclear accidents
Patent • #US11309096B1. Systems and methods for injecting a carbonate-based sacrificial material into a nuclear reactor containment for containment of molten corium in severe nuclear reactor accidents are disclosed. Molten corium can be quickly cooled and solidified by the endothermic decomposition of the sacrificial material.
Innovation Marketplace
Page • Innovation Marketplace is an annual magazine that highlights Sandia National Laboratories' exceptional research capabilities and intellectual property Recent Editions (PDF)
Inspection workcell
Patent • #US10955429B1. An inspection workcell includes an equipment rack for securing one or more part trays comprising inspection parts, one or more inspection stations for inspecting the inspection parts, and a robotic manipulator for transporting the one or more part trays from the equipment rack to the one or more inspection...
Instantaneous ultra-wideband sensing using frequency-domain channelization
Patent • #US10788568B1. A radar system wherein a radar return is channelized by frequency into a plurality of channels, and each of the channels is sampled by a respective analog-to-digital converter that has a sampling rate less than the Nyquist rate of the radar return. The digitally sampled channel signals are Fourier...
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