Patent • #US9029239B2. A method includes etching a release layer that is coupled between a plurality of semiconductor devices and a substrate with an etch. The etching includes etching the release layer between the semiconductor devices and the substrate until the semiconductor devices are at least substantially released from the substrate. The...
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Separation of krypton gas from xenon gas using natural clinoptilolite
Patent • #US12421115B1. A system and method for separating Kr gas from Xe gas utilizing natural clinoptilolite. The method includes separating Kr gas from Xe gas by selectively adsorbing Kr gas. The method includes providing a vessel comprising a Kr adsorbent bed comprising a natural clinoptilolite adsorbent. A feed gas comprising Kr...
Separation of Polar Molecules
Featured Opportunity • Summary Traditionally, organic polar substance separations, especially chemically related polar substance separations, have been very difficult to achieve. Description Sandia has developed a novel separations media using a crystalline manganese phosphate composition which can be used to separate multiple organic polar substances based the degree of branching, location of the...
Serial interpolation for secure membership testing and matching in a secret-split archive
Patent • #US9514326B1. The various technologies presented herein relate to analyzing a plurality of shares stored at a plurality of repositories to determine whether a secret from which the shares were formed matches a term in a query. A threshold number of shares are formed with a generating polynomial operating on the...
Series tee splitter for impedance measurements
Patent • #US11754605B2. A series tee splitter comprises a primary electromagnetic transmission line and a secondary electromagnetic transmission line that is placed in a series path with the primary electromagnetic transmission line, wherein a load is attached to the end of the secondary electromagnetic transmission line and a network analyzer is connected...
Shape-Preserving Polymeric Replication of Biological Materials
Featured Opportunity • A process for generating polymeric replicas of biological cells and soft tissues that retain the structure and mechanical properties of their natural counterparts Novel and more sophisticated three-dimensional (3D) soft materials are needed to meet rising demand in flexible electronics, soft robotics, and tissue engineering. In particular, the ability to...
Shape-preserving polymeric replication of biological matter
Patent • #US10947349B2. The present invention relates to a method of forming silica nanolayers on or within a biological sample, thereby capturing structural details that are present in the sample. The resultant silica composite or silica replica, in turn, can be employed as a template for a replica having those structural details...
Shape-preserving polymeric replication of biological matter
Patent • #US10538632B1. The present invention relates to a method of forming silica nanolayers on or within a biological sample, thereby capturing structural details that are present in the sample. The resultant silica composite or silica replica, in turn, can be employed as a template for a replica having those structural details...
Shape-preserving transformations of organic matter and compositions thereof
Patent • #US9989447B1. The present invention relates to methods of transforming organic matter into organic-inorganic composites, inorganic replicas, or conductive replicas. Organic matter, such as biological cells and tissue and organs, can be converted into such composites and replicas using the methods described herein. In particular, such methods transform organic matter (into...
Shaped fiber composites
Patent • #US9834649B1. A composite article is disclosed that has non-circular fibers embedded in a polymer matrix. The composite article has improved damage tolerance, toughness, bending, and impact resistance compared to composites having traditional round fibers.
Shaping the spectrum of random-phase radar waveforms
Patent • #US9645228B1. The various technologies presented herein relate to generation of a desired waveform profile in the form of a spectrum of apparently random noise (e.g., white noise or colored noise), but with precise spectral characteristics. Hence, a waveform profile that could be readily determined (e.g., by a spoofing system) is...
Shear horizontal surface acoustic wave (SH-SAW) resonators and arrays thereof
Patent • #US10261078B2. The present application relates to a biosensor that employs an acoustic cavity to store mechanical energy. In particular examples, the biosensor includes an electrode region and one or more reflector regions to form the acoustic cavity, as well as a functionalized active area disposed in proximity to the cavity....
Short pulse neutron generator
Patent • #US10278276B2. Short pulse neutron generators are described herein. In a general embodiment, the short pulse neutron generator includes a Blumlein structure. The Blumlein structure includes a first conductive plate, a second conductive plate, a third conductive plate, at least one of an inductor or a resistor, a switch, and a...
Short pulse neutron generator
Patent • #US9408286B1. Short pulse neutron generators are described herein. In a general embodiment, the short pulse neutron generator includes a Blumlein structure. The Blumlein structure includes a first conductive plate, a second conductive plate, a third conductive plate, at least one of an inductor or a resistor, a switch, and a...
Silicon force sensor
Patent • #US9383270B1. The various technologies presented herein relate to a sensor for measurement of high forces and/or high load shock rate(s), whereby the sensor utilizes silicon as the sensing element. A plate of Si can have a thinned region formed therein on which can be formed a number of traces operating...
Silicon force sensor and method of using the same
Patent • #US9459161B1. The various technologies presented herein relate to a sensor for measurement of high forces and/or high load shock rate(s), whereby the sensor utilizes silicon as the sensing element. A plate of Si can have a thinned region formed therein on which can be formed a number of traces operating...
Silicon nanowire device and method for its manufacture
Patent • #US9536947B1. There is provided an electronic device and a method for its manufacture. The device comprises an elongate silicon nanowire less than 0.5 μm in cross-sectional dimensions and having a hexagonal cross-sectional shape due to annealing-induced energy relaxation.
Silicon Photonics
Featured Opportunity • To support next generation computing, communication, and sensing needs, Sandia researchers have successfully developed a silicon photonics platform that leverages the semiconductor and nanotechnology capabilities of Sandia’s Microsystems and Engineering Sciences Applications (MESA) complex to create optical components for multiple applications. As integrated circuit chips now incorporate over a billion...
Silicon Photonics
Portfolio •
Silicon-Based Neutron Detector
Featured Opportunity • Sandia has expanded upon research into microstructured semiconductor neutron detectors and created a silicon-based device with greater sensitivity than the current state-of-the-art with adaptability for detection of general particles/radiation. Sandia’s neutron detector is designed with a plurality of vertical pores filled with neutron-sensitive converter material inside a single crystal silicon...
Simultaneous sample manipulation and sensing using surface acoustic waves
Patent • #US7878063B1. The present invention provides a hexagonal, delay line surface acoustic wave device fabricated on a a piezoelectric substrate, such as lithium tantalate, coated with an insulating waveguide on to which a sensing film, such as an anti-human Interleukin-6 biosensor film, is physically absorbed. The acoustic waves that propagate along...
Single Axis Tracking via Sky Imaging and Machine Learning
Featured Opportunity • A machine learning model for estimating the optimal angle of photovoltaics on single axis trackers for improved energy production in cloudy conditions Single axis trackers are commonly used in large photovoltaic (PV) plants to orient the PV modules toward the sun to increase the energy absorbed when the sun is...
Single clock delay step in multi-stage switched-capacitor delays
Patent • #US12489434B1. A programmable delay device providing a delay resolution of less than 1 ns and a maximum delay of >100 ns over a broad bandwidth is disclosed. The device includes an input stage with M sampling switched capacitor elements, reducing the sampling rate by M. The device includes a programmable...
Single crystal micromechanical resonator
Patent • #US9641154B2. A single crystal micromechanical resonator includes a suspended plate of lithium niobate or lithium tantalate. The suspended plate and a support structure are formed from a single crystal.
Single crystal micromechanical resonator and fabrication methods thereof
Patent • #US9525398B1. The present invention relates to a single crystal micromechanical resonator. In particular, the resonator includes a lithium niobate or lithium tantalate suspended plate. Also provided are improved microfabrication methods of making resonators, which does not rely on complicated wafer bonding, layer fracturing, and mechanical polishing steps. Rather, the methods...
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