Featured Opportunity • Due to current manufacturing methods, nanomaterials suffer from a lack of uniformity resulting in efficiency and reliability issues. Sandia National Laboratories developed an innovative crystallization method that produces well-defined multi-functional nanomaterials. Sandia’s nanomaterials are produced using a seeding and growing process within surfactantconfined nanostructures (micelles, emulsions, and mesophases). This process...
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Multi-hypothesis moving object detection system
Patent • #US10032285B1. A method and apparatus for analyzing a sequence of images. Signal-to-noise ratios are identified for potential tracks using a tree having hierarchies of nodes identifying potential positions for an object over a period of time and using the sequence of images. Each hierarchy in the hierarchies of nodes represents...
Multi-Layer Solid Lubricant Architecture for Hammer Drill Components
Featured Opportunity • Researchers at Sandia National Laboratories have developed a coating architecture to replace conventional fluid lubricants with a multi-layer solid lubricant for use in drilling components deployed in extreme conditions. Down-the-hole (DTH) hammer drilling, used in mining, construction, and water well drilling, is arguably the most reliable and successful method for...
Multi-metal patterned anode for computed tomography X-ray systems
Patent • #US12646676B2. A multi-metal patterned anode for an X-ray detector is provided. The anode comprises a substrate and at least one group of disjointed circular features formed on the substrate, wherein the circular features are made from different metals. The circular features in different groups have different radii, and the circular...
Multi-resonant feedback control of a single degree-of-freedom wave energy converter
Patent • #US10423126B2. A multi-resonant wide band controller decomposes the wave energy converter control problem into sub-problems; an independent single-frequency controller is used for each sub-problem. Thus, each sub-problem controller can be optimized independently. The feedback control enables actual time-domain realization of multi-frequency complex conjugate control. The feedback strategy requires only measurements...
Multi-step contrast sensitivity gauge
Patent • #US8858076B2. An X-ray contrast sensitivity gauge is described herein. The contrast sensitivity gauge comprises a plurality of steps of varying thicknesses. Each step in the gauge includes a plurality of recesses of differing depths, wherein the depths are a function of the thickness of their respective step. An X-ray image...
Multiaxis sensing system for detection of airborne molecules and radionuclides
Patent • #US11940576B1. Various technologies presented herein relate to a method and equipment for detecting both airborne radioisotope and molecular effluent gases. Multi-Axis Sensing can be conducted by utilizing a pressurized MOF sorbent, such as a scintillating Metal-Organic Frameworks (S-MOFs). These MOFs are crystalline nanoporous materials that have synthetic versatility that allow...
Multichannel transistor with improved gate conformation
Patent • #US12068216B1. A multichannel transistor is provided. In the transistor, a plurality of gate fingers overlie a substrate and extend laterally across the substrate from a gate manifold. The gate manifold has a curved edge, and each of the gate fingers projects radially from the curved manifold edge.
Multicolor photonic crystal laser array
Patent • #US9020005B2. A multicolor photonic crystal laser array comprises pixels of monolithically grown gain sections each with a different emission center wavelength. As an example, two-dimensional surface-emitting photonic crystal lasers comprising broad gain-bandwidth III-nitride multiple quantum well axial heterostructures were fabricated using a novel top-down nanowire fabrication method. Single-mode lasing was...
Multifunctional composite coatings for metal whisker mitigation
Patent • #US10178756B1. The present invention relates to composite coatings including particles embedded in a matrix, as well as methods and uses thereof. In some examples, the particles are aligned to enhance mitigation of whisker formation from an underlying metal material. Such coatings can be applied to electrical components, thereby reducing the...
Multifunctional Platelet Composites for Tin Whisker Mitigation
Featured Opportunity • A composite coating with enhanced resistance to whisker penetration and improved thermal conductivity and dielectric properties SEM image showing in-plane orientation of platelets in Sandia's Multifunctional Platelet Composition In order to comply with the Restriction of Hazardous Substances (RoHS) directive, pure tin is replacing lead-tin alloys in commercial electronic devices....
Multifunctional RF limiting amplifier
Patent • #US11722106B1. Multifunctional RF limiting amplifiers having various configurations and functions are disclosed. In a first configuration, the RF limiting amplifier includes an active load output circuit that allows one to adjust the output impedance based upon the anticipated connected load impedance. In a second configuration, the RF limiting amplifier includes...
Multifunctional thin film surface
Patent • #US9157161B1. A thin film with multiple binding functionality can be prepared on an electrode surface via consecutive electroreduction of two or more aryl-onium salts with different functional groups. This versatile and simple method for forming multifunctional surfaces provides an effective means for immobilization of diverse molecules at close proximities. The...
Multilayer gasket
Patent • #US6722661B2. In order to provide a multilayer gasket, which comprises at least one first layer and one second layer and at least one joining device for joining the layers of the gasket to one another and in which the layers of the gasket are joined to one another in a...
Multilayer solid lubricant architecture for use in drilling tool applications
Patent • #US11846160B2. A coating architecture is disclosed that includes a substrate having a surface finish Ra of 0.3μ or finer, an intermediate layer overlying and in contact with the substrate; and a solid lubricant layer overlying and in contact with the intermediate layer. The test results of applying the coating architecture...
Multilayer solid lubricant architecture for use in drilling tool applications
Patent • #US11156033B1. A coating architecture is disclosed that includes a substrate having a surface finish Ra of 0.3μ or finer, an intermediate layer overlying and in contact with the substrate; and a solid lubricant layer overlying and in contact with the intermediate layer. The test results of applying the coating architecture...
Multilayer ultra-high-temperature ceramic coatings
Patent • #US8137802B1. A coated carbon-carbon composite material with multiple ceramic layers to provide oxidation protection from ultra-high-temperatures, where if the carbon-carbon composite material is uninhibited with B4C particles, then the first layer on the composite material is selected from ZrB2 and HfB2, onto which is coated a layer of SiC coated...
Multilayered and Programmable Electromagnetic Coils for Microfluidic Devices
Featured Opportunity • An automated and multilayered PCB for microfluidic immunoassays that enables multi-sample testing and portability for clinical point-of-care applications Microfluidic devices are integrated into all manner of diagnostic or medical devices for reliable technical analysis of biological samples. Although microfluidic devices have gained recognition in the biomedical field in recent decades,...
Multilevel resistive information storage and retrieval
Patent • #US9412446B1. The present invention relates to resistive random-access memory (RRAM or ReRAM) systems, as well as methods of employing multiple state variables to form degenerate states in such memory systems. The methods herein allow for precise write and read steps to form multiple state variables, and these steps can be...
Multiplanar planar electromagnetic array
Patent • #US12523654B1. A multiplanar electromagnetic array is disclosed herein, where the array includes a first electromagnetic coil in a first plane, a second electromagnetic coil in a second plane, and a third electromagnetic coil in a third plane. A microactuator is configured to energize electromagnetic coils in the array in sequence,...
Multiple environment unmanned vehicle
Patent • #US9844990B2. A MEUV that is able to navigate aerial, aquatic, and terrestrial environments through the use of different mission mobility attachments is disclosed. The attachments allow the MEUV to be deployed from the air or through the water prior to any terrestrial navigation. The mobility attachments can be removed or...
Multiple environment unmanned vehicle
Patent • #US9580172B2. A MEUV that is able to navigate aerial, aquatic, and terrestrial environments through the use of different mission mobility attachments is disclosed. The attachments allow the MEUV to be deployed from the air or through the water prior to any terrestrial navigation. The mobility attachments can be removed or...
Multiple network interface core apparatus and method
Patent • #US7929439B1. A network interface controller and network interface control method comprising providing a single integrated circuit as a network interface controller and employing a plurality of network interface cores on the single integrated circuit.
Multiple-mode radiation detector
Patent • #US9116249B1. An apparatus for detecting radiation is provided. In embodiments, at least one sensor medium is provided, of a kind that interacts with radiation to generate photons and/or charge carriers. The apparatus also includes at least one electrode arrangement configured to collect radiation-generated charge from a sensor medium that has...
Multiplexed microfluidic approach for nucleic acid enrichment
Patent • #US9322014B1. A system for enhancing a nucleic acid sample may include a one pump, a denaturing chamber; a microfluidic hydroxyapatite chromatography device configured for performing hydroxyapatite chromatography on the nucleic acid sample, a sample collector, and tubing connecting the pump with the denaturing chamber, the hydroxyapatite chromatography device and the...
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