Patent • #US10497866B1. A non-volatile memory device is described herein. The non-volatile memory device includes a diffusive memristor electrically coupled to a redox transistor. The redox transistor includes a gate, a source, and a drain, wherein the gate comprises a first storage element that acts as an ion reservoir, and a channel...
Search
Ionogel-based batteries and ionogel liquid exchange
Patent • #US12080849B1. An ionogel is formed by mixture of precursors, a catalyst, and an ionic liquid to form a sol-gel. The precursors and the catalyst react to form a solid-phase matrix that includes pores, wherein the ionic liquid is disposed within the pores. The gel is dried by way of thermal...
Isolating and moving single atoms using silicon nanocrystals
Patent • #US7790051B1. A method is disclosed for isolating single atoms of an atomic species of interest by locating the atoms within silicon nanocrystals. This can be done by implanting, on the average, a single atom of the atomic species of interest into each nanocrystal, and then measuring an electrical charge distribution...
Isostatic pressure spark plasma sintering (IP-SPS) net shaping of components using nanostructured materials
Patent • #US12358050B2.
Jess
Software • Jess, the Rule Engine for the JavaTM Platform. Jess is a rule engine and scripting environment written entirely in Sun's Java language by Ernest Friedman-Hill at Sandia National Laboratories in Livermore, CA. Using Jess, you can build Java software that has the capacity to "reason" using knowledge you supply in...
Jitter minimization flexure pointing system
Patent • #US10739609B1. The illustrative embodiments provide for a telescope. The telescope includes a housing; an optical assembly disposed inside the housing and configured to gather light from a distant object; and a jitter reduction system connected to the housing. The jitter reduction system includes a first flexure assembly comprising a first...
Jitter tracking anti-spoofing algorithm
Patent • #US11531117B1. A system and method to distinguish spoofing signals from true GNSS signals is disclosed. One aspect of the present invention combines measuring GNSS carrier signals with measuring jitter in a vehicle's position via a low-cost inertial measurement unit (IMU) to distinguish spoofing signals from true GNSS signals. The present...
Joint synthetic aperture radar plus ground moving target indicator from single-channel radar using compressive sensing
Patent • #US9791563B1. The various embodiments presented herein relate to utilizing an operational single-channel radar to collect and process synthetic aperture radar (SAR) and ground moving target indicator (GMTI) imagery from a same set of radar returns. In an embodiment, data is collected by randomly staggering a slow-time pulse repetition interval (PRI)...
Journey analysis system and method
Patent • #US10054443B1. The various technologies presented herein relate to determining a location of an individual, or an object, when a GPS may be unavailable/occluded. Readings from a plurality of sensors on a mobile device can be generating a plurality of data (e.g., speed, motion, temperature, biometric, etc.) which can be combined...
Large Field of View, 3D X-ray Phase Contrast Imaging System
Featured Opportunity • A high-sensitivity X-ray Phase Contrast Imaging system for non-destructive 2D radiography and 3D tomography of low-density composite materials Sandia National Laboratories has developed a high-sensitivity X-ray Phase Contrast Imaging (XPCI) system that provides a method for non-destructive 2D digital radiography and 3D tomography of low-density composite materials. Non-destructive evaluation and...
Large mass MEMS resonant beam accelerometer
Patent • #US12379391B1. A resonant beam accelerometer employing a pair of double ended tuning forks and a proof mass having meso-scale mass as it is formed in the handle layer of a SOI wafer and a method of fabricating same is disclosed. The resonant frequencies of the pair of double ended tuning...
Large programmable delay at high frequency through aliasing
Patent • #US12476624B1. A programmable alias delay device providing output in a desired frequency band and a maximum delay of >5 ns over a broad bandwidth and at a high frequency is disclosed. The device includes an input bandpass filter and an input stage with M sampling switched capacitor elements, reducing the...
Laser Absorptivity Measuring Device
Featured Opportunity • A compact, high-throughput diagnostic tool for characterizing laser-based processes Characterizing the laser absorptivity and efficiency compensation of laser-based processes can provide useful avenues for defect characterization and mitigation; however, laser-metal interactions during welding and metal additive manufacturing are notoriously complex. Existing techniques for measuring laser absorption efficiency rely on reflective...
Laser remote sensing of backscattered light from a target sample
Patent • #US7336351B1. A laser remote sensing apparatus comprises a laser to provide collimated excitation light at a wavelength; a sensing optic, comprising at least one optical element having a front receiving surface to focus the received excitation light onto a back surface comprising a target sample and wherein the target sample...
Laser warning receiver to identify the wavelength and angle of arrival of incident laser light
Patent • #US7683310B1. A laser warning receiver is disclosed which has up to hundreds of individual optical channels each optically oriented to receive laser light from a different angle of arrival. Each optical channel has an optical wedge to define the angle of arrival, and a lens to focus the laser light...
Laser-based irradiation apparatus and method to measure the functional dose-rate response of semiconductor devices
Patent • #US7375332B1. A broad-beam laser irradiation apparatus can measure the parametric or functional response of a semiconductor device to exposure to dose-rate equivalent infrared laser light. Comparisons of dose-rate response from before, during, and after accelerated aging of a device, or from periodic sampling of devices from fielded operational systems can...
Latching micro optical switch
Patent • #US8447148B1. An optical switch reliably maintains its on or off state even when subjected to environments where the switch is bumped or otherwise moved. In addition, the optical switch maintains its on or off state indefinitely without requiring external power. External power is used only to transition the switch from...
Latching Micro Optical Switch
Featured Opportunity • Sandia National Laboratories has developed a latching switch for optical fibers. One or more fibers are moved by an actuator between two positions, off and on. In the off position, two fiber ends are not aligned and light does not pass from the first fiber to the second. In the...
Lateral acoustic wave resonator comprising a suspended membrane of low damping resonator material
Patent • #US8525619B1. A very high-Q, low insertion loss resonator can be achieved by storing many overtone cycles of a lateral acoustic wave (i.e., Lamb wave) in a lithographically defined suspended membrane comprising a low damping resonator material, such as silicon carbide. The high-Q resonator can sets up a Fabry-Perot cavity in...
Lateral conduction infrared photodetector
Patent • #US8022390B1. A photodetector for detecting infrared light in a wavelength range of 3-25 μm is disclosed. The photodetector has a mesa structure formed from semiconductor layers which include a type-II superlattice formed of alternating layers of InAs and InxGa1-xSb with 0≰x≰0.5. Impurity doped regions are formed on sidewalls of the...
Lateral electrodeposition of compositionally modulated metal layers
Patent • #US8679860B1. A method for making a laterally modulated metallic structure that is compositionally modulated in the lateral direction with respect to a substrate.
Lateral vias for connections to buried microconductors
Patent • #US9972565B1. The present invention relates to a lateral via to provide an electrical connection to a buried conductor. In one instance, the buried conductor is a through via that extends along a first dimension, and the lateral via extends along a second dimension that is generally orthogonal to the first...
Lateral vias for connections to buried microconductors and methods thereof
Patent • #US10262931B2. The present invention relates to a lateral via to provide an electrical connection to a buried conductor. In one instance, the buried conductor is a through via that extends along a first dimension, and the lateral via extends along a second dimension that is generally orthogonal to the first...
Laterally injected light-emitting diode and laser diode
Patent • #US9059356B1. A p-type superlattice is used to laterally inject holes into an III-nitride multiple quantum well active layer, enabling efficient light extraction from the active area. Laterally-injected light-emitting diodes and laser diodes can enable brighter, more efficient devices that impact a wide range of wavelengths and applications. For UV wavelengths,...
Licensing and Tech Transfer
Page • Recently Granted Patents Browse Sandia's recently granted patents available for licensing and commercialization. Green Decon Foam Sandia's new formula is gentler on surfaces as it neutralizes contaminants, leaving less residue. Also simpler to transport. Materials Data Driven Design (MAD3) Predict the directional behavior of metals for automotive, aerospace, and manufacturing...
Results 726–750 of 1,895