Search

Results 726–750 of 1,914

Intertial sensor that includes fluids
Patent • #US12631664B1. A sensor system described herein includes a container having a first end and a second end that is opposite the first end. The container includes a first fluid adjacent to the first end of the container and a second fluid that is adjacent to the second end of the...

Intrusion detection apparatus, system and methods
Patent • #US10410002B1. Described herein are various technologies for detection and mitigation of rogue terminal attacks on multiplex data buses. An intrusion detection device is incorporated between a bus controller and a bus of a multiplex data bus. The intrusion detection device receives message that are communicated among the bus controller and...

Ion beam modification of noble metals for electrical contacts
Patent • #US10210964B2. Ion beam modification of noble metal electrical contact coatings can achieve suitable friction and wear behavior with inherently stable low ECR. For example, this method of producing Au electrical contact coatings can produce wear properties similar to electroplated hard Au, but without the environmental concerns due to stringent OSHA...

Ion chamber based neutron detectors
Patent • #US8912502B2. A neutron detector with monolithically integrated readout circuitry, including: a bonded semiconductor die; an ion chamber formed in the bonded semiconductor die; a first electrode and a second electrode formed in the ion chamber; a neutron absorbing material filling the ion chamber; and the readout circuitry which is electrically...

Ion mobility spectrometer with virtual aperture grid
Patent • #US7838823B1. An ion mobility spectrometer does not require a physical aperture grid to prevent premature ion detector response. The last electrodes adjacent to the ion collector (typically the last four or five) have an electrode pitch that is less than the width of the ion swarm and each of the...

Ion-barrier for memristors/ReRAM and methods thereof
Patent • #US9831427B1. The present invention relates to memristive devices including a resistance-switching element and a barrier element. In particular examples, the barrier element is a monolayer of a transition metal chalcogenide that sufficiently inhibits diffusion of oxygen atoms or ions out of the switching element. As the location of these atoms...

Ion-implanted thermal barrier
Patent • #US10418304B2. Ion implantation can be used to define a thermal dissipation path that allows for better thermal isolation between devices in close proximity on a microelectronics chip, thus providing a means for higher device density combined with better performance.

Ion-selective membrane for redox flow batteries
Patent • #US11600838B2. A fluoro sulfonated poly(phenylene) was rationally designed with an external hydrophobic shell and internal hydrophilic core in order to improve the durability and ion selectivity of a hydrocarbon membrane for vanadium redox flow batteries (VRFBs). The polymer was designed to prevent hydrophilic polymer chain aggregation by attaching acid moieties...

Ionic floating-gate memory device
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...

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...

Irreversible, normally closed, solid-state thermal switch
Patent • #US12680831B2. An irreversible, normally closed, solid-state thermal switch is comprised of a rare-earth metal hydride thin film that can be integrated to an on-board microheater for switch actuation. The active metal hydride switch material undergoes a thermodynamically stable reduction-oxidation (REDOX) reaction leading to a multi-decade change in resistance. The switched...

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...

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...

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...
Results 726–750 of 1,914