Patent • #US12196784B1. A method and system for determining the state of one or both of an electrical conductor or an associated system utilizing a non-invasive sensor and a magnetostrictive response from the current of the electrical conductor. The method includes providing a sensor assembly including a magnetostrictive resonator sensor and a...
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Malicious activity detection in a memory
Patent • #US11023579B1. A method and apparatus for monitoring a volatile memory in a computer system. Samples of compressed data from locations in the volatile memory in the computer system are read. Data in the volatile memory is reconstructed using the samples of compressed data. The data is an image of the...
Malware detection and analysis
Patent • #US9294486B1. Embodiments of the invention describe systems and methods for malicious software detection and analysis. A binary executable comprising obfuscated malware on a host device may be received, and incident data indicating a time when the binary executable was received and identifying processes operating on the host device may be...
Manufacturing & Assurance
Technology Area • The Manufacturing & Assurance technology area contains solutions for additive manufacturing, electronics manufacturing, and manufacturing-related analytics, tools, and software domains. Assurance technologies assist in implementing systematic quality assurance in everything from data collection, testing, and software, to modeling and analytics. This technology area also contains specialized portfolios related to: Advanced ManufacturingAssemblyDispersionTemperature ControlFlow...
Mapping and imaging ionizing radiation in two and three dimensions
Patent • #US11630218B1. A two-dimensional imaging system and a two-dimensional or three-dimensional optical tomographic mapping system, each employing gas scintillation induced by ionizing radiation, i.e., radioluminescence, and corresponding methods, are disclosed. The systems may employ one or more cameras and corresponding UV filters (potentially solar blind filters) for imaging a radioluminescent scene....
Massively parallel diffuse optical tomography
Patent • #US9750413B2. Diffuse optical tomography systems and methods are described herein. In a general embodiment, the diffuse optical tomography system comprises a plurality of sensor heads, the plurality of sensor heads comprising respective optical emitter systems and respective sensor systems. A sensor head in the plurality of sensors heads is caused...
Material identification based upon energy-dependent attenuation of neutrons
Patent • #US9151852B1. Various technologies pertaining to identifying a material in a sample and imaging the sample are described herein. The material is identified by computing energy-dependent attenuation of neutrons that is caused by presence of the sample in travel paths of the neutrons. A mono-energetic neutron generator emits the neutron, which...
Material identification system
Patent • #US10816485B2. A method and apparatus for identifying a material in an object. An image of the object generated from energy passing through the object is obtained by a computer system. The computer system estimates attenuations for pixels in a sensor system from the image of the object to form estimated...
Material identification system
Patent • #US10261033B2. A method and apparatus for identifying a material in an object. An image of the object generated from energy passing through the object is obtained by a computer system. The computer system estimates attenuations for pixels in a sensor system from the image of the object to form estimated...
Materials and Methods for Per- and Polyfluoroalkyl Substances (PFAS) Pre-Concentration, Detection, and Mitigation
Patent •
Materials and methods for stabilizing nanoparticles in salt solutions
Patent • #US8461300B2. Sequence-specific polymers are proving to be a powerful approach to assembly and manipulation of matter on the nanometer scale. Ligands that are peptoids, or sequence-specific N-functional glycine oligomers, allow precise and flexible control over the arrangement of binding groups, steric spacers, charge, and other functionality. We have synthesized short...
Materials and Qubit Technologies
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Materials Data Driven Design
Featured Opportunity • Materials Data Driven Design, or MAD3, is an award-winning software enables accurate simulations of complex material deformation for a wide range of applications. The Sandia team behind the development of MAD3 Business Problem Simulation engineers and manufacturers in automotive, aerospace, electronics, and other industries rely on predicting materials deformation under...
Materials, methods and devices to detect and quantify water vapor concentrations in an atmosphere
Patent • #US8904850B1. We have demonstrated that a surface acoustic wave (SAW) sensor coated with a nanoporous framework material (NFM) film can perform ultrasensitive water vapor detection at concentrations in air from 0.05 to 12,000 ppmv at 1 atmosphere pressure. The method is extendable to other MEMS-based sensors, such as microcantilevers, or...
Measurement protocol for large dynamic range and high sensitivity of an evanescent-field-mode guided atom interferometer
Patent • #US12392611B1. A large-dynamic and high-sensitive measurement protocol of an evanescent-field-mode guided atom interferometer accelerometer is disclosed. Cold atoms of a finite temperature are one-dimensionally guided in an evanescent field optical dipole trap. The first-step pathfinder protocol employs the revival of atomic coherence, i.e., the recovery of atomic fringe visibility to...
Measurement Systems
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Mechanical testing equipment for material characterization
Patent • #US10481057B1. A mechanical testing apparatus for a specimen is presented. The mechanical testing apparatus comprises a drop table system and a Hopkinson bar. The drop table system has a drop carriage. The Hopkinson bar is positioned parallel to a motion of the drop carriage and connected to the drop table...
Mechanical vibration to electrical energy converter
Patent • #US7498681B1. Electromechanical devices that generate an electrical signal in response to an external source of mechanical vibrations can operate as a sensor of vibrations and as an energy harvester for converting mechanical vibration to electrical energy. The devices incorporate a magnet that is movable through a gap in a ferromagnetic...
Medical Devices, Diagnostics, and Therapeutics
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Meissner-effect transition-edge-sensor microcalorimeter
Patent • #US12352634B1. A Meissner-Effect Transition-Edge-Sensor (ME-TES) microcalorimeter device may have one or more microcalorimeter elements, each including an absorber body composed of a superconductive element that is arranged to absorb incoming photons or radiative particles. A planar pickup coil substantially surrounds the absorber body and is located within a magnetic sensing...
Membrane projection lithography
Patent • #US8981337B1. The various technologies presented herein relate to a three dimensional manufacturing technique for application with semiconductor technologies. A membrane layer can be formed over a cavity. An opening can be formed in the membrane such that the membrane can act as a mask layer to the underlying wall surfaces...
Membranes
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Memory access system
Patent • #US10649663B2. A method and system for accessing a memory for a data processing system. The method comprises sending a read request for a plurality of locations in the memory to read the plurality of locations in parallel based on an upper bound for reading the memory. The upper bound for...
Memristor using a transition metal nitride insulator
Patent • #US8872246B1. Apparatus is disclosed in which at least one resistive switching element is interposed between at least a first and a second conducting electrode element. The resistive switching element comprises a metal oxynitride. A method for making such a resistive switching element is also disclosed.
Memristors
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