Patent β’ #8,585,413. Examples of rotary electrical connectors include a first pair and a second pair of opposing sheaves coupled together by intersecting first shaft connecting the first pair of opposing sheaves and a second shaft connecting the second pair of opposing sheaves, and at least partially electrically conductive belt disposed about...
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High current density, low contact resistance wide bandgap contacts
Patent β’ #10,505,031. A high current density, low contact resistance contact for wide bandgap (WBG) or ultra-wide bandgap materials (UWBG) is disclosed. The contact is lithographically formed so that a total perimeter length of the contact structure is at least twice the length of the side of a contact pad closest to...
Belt structures for rotary electrical contact device
Patent β’ #10,971,876. Technologies pertaining to a rotary electrical contact device are described herein. A rotary electrical contact device comprises a first sheave that is disposed about a first axis and a second sheave that rotates about the first axis or a second axis that is parallel to the first axis. The...
Method for multi-axis, non-contact mixing of magnetic particle suspensions
Patent β’ #9,987,605. Continuous, three-dimensional control of the vorticity vector is possible by progressively transitioning the field symmetry by applying or removing a dc bias along one of the principal axes of mutually orthogonal alternating fields. By exploiting this transition, the vorticity vector can be oriented in a wide range of directions...
Apparatuses and methods for tuning center frequencies
Patent β’ #9,270,281. Apparatuses and methods for tuning center frequencies are described herein. Examples of tuning described herein including tuning using feedback from the resonator. Variable gain feedback for tuning of acoustic wave resonators is provided in some examples. An example apparatus may include a resonator and a feedback loop. The resonator...
Belt structures for rotary electrical contact device
Patent β’ #11,031,744. Technologies pertaining to a rotary electrical contact device are described herein. A rotary electrical contact device comprises a first sheave that is disposed about a first axis and a second sheave that rotates about the first axis or a second axis that is parallel to the first axis. The...
Non-contact temperature control system for microfluidic devices
Patent β’ #10,406,528. The present invention relates to a temperature control system for a microfluidic device. The system allows for non-contact heating by employing an infrared emitter. In some instances, the system can be used in conjunction with a centrifugal microfluidic device. Optionally, a mask can be implemented to provide selective heating...
3D-printed apparatus for efficient fluid-solid contact
Patent β’ #10,493,693. Additively manufactured monolithic structures for containing and directing flows of fluids are described herein, which can achieve high contact area between fluids and solids while maintaining uniform flow conditions and requiring low applied pressures to yield desired flow rates, for use in heat exchangers, chromatography columns, catalytic converters, etc....
Wear-Resistant Platinum Gold Alloy
Featured Opportunity β’ From cell phones to satellites, industry spends millions on traditional gold alloy electrical contact coatings While gold and other metal alloys have been an industry standard to protect metal components from wear due to metal on metal contact, they still experience deterioration over time. Using a novel synthesis approach, Sandia...
Molecular Systems for Polymer Durability
Featured Opportunity β’ By addressing thermal expansion mismatch, this innovative molecular system can enhance polymer durability for a wide range of applications. Business Problem Polymers are lightweight, cost-effective, easily molded, and have good chemical resistance so they can be used in many diverse environments. A limitation in polymer manufacturing is they can expand...
Optimized Alumina Coagulants for Water Purification
Featured Opportunity β’ This innovative technology uses a water treatment coagulant, or reagent, to facilitate the process of water purification. By inserting a single gallium atom in the center of an aluminum oxide cluster, the stability and efficacy of the reagent is greatly improved. This stability also provides a longer shelf life, increased...
Surface–micromachined rotatable member having a low-contact-area hub
Patent β’ #6,402,969. A surface-micromachined rotatable member formed on a substrate and a method for manufacturing thereof are disclosed. The surface-micromachined rotatable member, which can be a gear or a rotary stage, has a central hub, and an annulus connected to the central hub by an overarching bridge. The hub includes a...
High resolution, non-contact removal rate module for serial sectioning
Patent β’ #10,260,865. The present invention relates to a metallographic system including a measurement module configured to provide precise differential measurements of a sample after serial sectioning, as well as methods of employing such a module. In particular example, the measurement module provides differential measurement(s) without contacting the surface of a sample,...
Non-contact rapid reader system for reflective particle tags
Patent β’ #10,572,786. A reflective particle tag reader system includes a read head assembly having a camera, illuminators, and a rigid frame portion for supporting the camera and the illuminators. The illuminators illuminate a focal point located opposite the camera where a reflective particle tag is placed. A computer in data communication...
Magnetic electrical contact sensor
Patent β’ #12140645. A magnetic electrical latch assembly for sensing an electrical contact has a housing for supporting a magnetic electrical contact. The housing has an annular cavity and a cylinder disposed within the cavity. A magnetic electrical contact is attached at one end to the cylinder. The cylinder is movable axially...
Systems and methods for resolving a number of incident RF-range photons
Patent β’ #12029141. A photon-number-resolving detector comprises a detection element, an ohmmeter, and a hardware logic component. The detection element can be formed from a Weyl or Dirac semimetal. Electrons of the detection element are characterized by a surface state that exhibits a Dirac cone and a bulk superconducting state that exhibits...
Direct contact particle-fluid heat exchanger
Patent β’ #11674757. The present disclosure is directed to systems and methods that transfer heat directly from hot particles to a cold fluid, such as sCO2, by bringing the hot particles and cold fluid into direct contact at the operating pressure of the cold fluid. These systems and methods can both stand-off...
Materials Data Driven Design (MAD3)
Featured Opportunity β’ This 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 different conditions. Traditional materials testing methods require...
Multi-frame moving object detection system
Patent β’ #11188750. A plurality of remote sensing images of a scene are received. A potential target object can be identified in one of the images, wherein the target object has a low signal-to-noise ratio (SNR). A candidate motion path of the target object can be generated based upon the images. A...
Proactive Intrusion Detection and Mitigation Systems (PIDMS)
Featured Opportunity β’ PIDMS detects and mitigates cyberattacks to energy utilities and other distributed energy resources in real-time The Proactive Intrusion Detection and Mitigation System (PIDMS) is an award-winning sensing and monitoring system that detects cyberattacks and secures grid-edge photovoltaic (PV) smart inverters capable of making autonomous decisions to stabilize the grid. Smart...
Functionalized Mesoporous Carbon for PFAS Sequestration
Featured Opportunity β’ A new functionalized material reduces human exposure to harmful contaminants by targeting removal of 99 percent of PFAS βforever chemicalsβ from drinking water. Business Problem Ryan Davis, left, and former Sandia employee Andrew Knight working on a new material to better absorb PFAS on a large and small scale. Perfluoroalkyl...
Fiber-Optic Long-Line Position Sensor
Featured Opportunity β’ Sandia National Laboratories has developed a side-emitting fiber optic position sensor and method of determining an unknown position of an object by using the sensor.Non-electrical position sensors like the one developed by Sandia are desirable for use in hazardous environment, e.g., for measuring the liquid level in gasoline or jet...
TOPHATβ’ for the Alignment & Focus of Heliostat Mirror Facets
Featured Opportunity β’ The Theoretical Overlay Photographic Heliostat Alignment Technique (TOPHAT) is a unique method which helps to accurately and effectively concentrate solar energy onto a receiver. By utilizing a camera/target fixture placed in front of the heliostat TOPHAT aligns and focuses the mirrors on a heliostat. It uses the photographs taken by...
Tamper Detection Using Time-Reversal Acoustics
Featured Opportunity β’ Monitor and safeguard high-value assets such as enclosures, materials, and storage containers using time-reversed acoustic waves Tamper-indicating technologies are used to verify the integrity of monitored items or high valueassets. As the number of monitored items increases internationally and monitored items in storage become more difficult to access, new tamper-indicating...
Automated Gloving System
Featured Opportunity β’ Engineers at Sandia Labs have invented the only fully Automated Gloving System to prepare and dispense gloves for quick application while reducing the potential for contact contamination. Dust and particulate matter can cause catastrophic failure in a cleanroom where microelectronics and semiconductors are manufactured. Cleanliness is also essential in a...
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