Patent • #6,980,354. An optical parametric oscillator apparatus utilizing self-seeding with an external nanosecond-duration pump source to generate a seed pulse resulting in increased conversion efficiency. An optical parametric oscillator with a ring configuration are combined with a pump that injection seeds the optical parametric oscillator with a nanosecond duration, mJ pulse...
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Self-Shielding Flex-Circuit Drift Tube
Featured Opportunity • Ion-mobility spectrometry (IMS) is commonly used for security and military purposes in the detection of explosives and drugs. Commercially available IMS devices utilize stacked electrode tubes which are ill suited for portable field use. Components of these stacked electrode tubes are difficult and time consuming to produce, are prone to...
Self-shielding flex-circuit drift tube, drift tube assembly and method of making
Patent • #9,324,550. The present disclosure is directed to an ion mobility drift tube fabricated using flex-circuit technology in which every other drift electrode is on a different layer of the flex-circuit and each drift electrode partially overlaps the adjacent electrodes on the other layer. This results in a self-shielding effect where...
Self-shielding flex-circuit drift tube, drift tube assembly and method of making
Patent • #9,324,550. The present disclosure is directed to an ion mobility drift tube fabricated using flex-circuit technology in which every other drift electrode is on a different layer of the flex-circuit and each drift electrode partially overlaps the adjacent electrodes on the other layer. This results in a self-shielding effect where...
Self-tuning wave energy converter (WEC) controller for changing sea states
Patent • #11703027. Systems and methods for a WEC controller that uses a self-tuning proportional-integral control law prescribing motor torques to maximize electrical power generation and automatically tune the controller to maximize power absorption. In an embodiment, the controller may be part of any resonant WEC system. The control law relies upon...
Semiconductor adiabatic qubits
Patent • #9,530,873. A quantum computing device that includes a plurality of semiconductor adiabatic qubits is described herein. The qubits are programmed with local biases and coupling terms between qubits that represent a problem of interest. The qubits are initialized by way of a tuneable parameter, a local tunnel coupling within each...
Semiconductor laser with multiple lasing wavelengths
Patent • #6,600,761. A new class of multi-terminal vertical-cavity semiconductor laser components has been developed. These multi-terminal laser components can be switched, either electrically or optically, between distinct lasing wavelengths, or can be made to lase simultaneously at multiple wavelengths.
Semipermeable Membranes for Micromachined Silicon Surfaces
Featured Opportunity • Semipermeable silicon nitride membranes developed using an etch process for co-manufacture on a micromachined silicon surface There is a need for a co-fabricated filtration system for enhancement of reliability and functionality in micro fluidic devices.Common polymer-based and metal based membranes are often incompatible with micromachining methods and requirements for packaging...
Sensing
Portfolio •
Sensor assembly
Patent • #6,720,550. A ribbon-like sensor assembly is described wherein a length of an optical fiber embedded within a similar lengths of a prepreg tow. The fiber is "sandwiched" by two layers of the prepreg tow which are merged to form a single consolidated ribbon. The consolidated ribbon achieving a generally uniform...
Sensor discriminators and methods for detecting electrical property changes in a metal organic framework
Patent • #11867677. A sensor discriminator for detecting a gaseous substance includes a power source, a discrimination module, a sensor simulator that simulates a metal organic framework under at least one simulation condition, a simulation circuitry electrically coupling the sensor simulator to the power source and the discrimination module, and a discriminator...
Sensor sentinel computing device
Patent • #9,405,283. Technologies pertaining to authenticating data output by sensors in an industrial environment are described herein. A sensor sentinel computing device receives time-series data from a sensor by way of a wireline connection. The sensor sentinel computing device generates a validation signal that is a function of the time-series signal....
Sensor system that uses embedded optical fibers
Patent • #10,161,924. Sensor systems including an interferometer system are disclosed herein. In a general embodiment, the sensor system includes an optical fiber that is embedded into a sample, where the optical fiber has a reflective tip. The optical fiber is optically coupled to a sensor and a detector of the laser...
Sensored fiber reinforced polymer grate
Patent • #9,720,156. Various technologies described herein pertain to a sensored grate that can be utilized for various security fencing applications. The sensored grate includes a grate framework and an embedded optical fiber. The grate framework is formed of a molded polymer such as, for instance, molded fiber reinforced polymer. Further, the...
Sensors
Portfolio •
Sensors & Detectors
Technology Area • The Sensors & Detectors technology area contains state-of-the-art sensors and detectors for global security applications. These advancements are the result of integrating advanced science and technology into critical operational systems. The technology area also contains specialized portfolios related to: Biological & Chemical Detection Surveillance & ReconnaissanceRemote SensingRadiation DetectionMeasurement SystemsInertial Sensors
Sensors and Detectors for Biological and Environmental Applications
Portfolio •
Separating semiconductor devices from substrate by etching graded composition release layer disposed between semiconductor devices and substrate including forming protuberances that reduce stiction
Patent • #9,029,239. 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...
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...
Separations method for polar molecules
Patent • #6,767,469. A method for separating at least one compound from a liquid mixture containing different compounds where anew crystalline manganese phosphate composition with the formula Mn.sub.3 (PO.sub.4).sub.4.2(H.sub.3 NCH.sub.2 CH.sub.2).sub.3 N.6(H.sub.2 O) is dispersed in the liquid mixture, selectively intercalating one or more compounds into the crystalline structure of the Mn.sub.3...
Serial interpolation for secure membership testing and matching in a secret-split archive
Patent • #9,514,326. 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 • #11754605. 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 • #10,947,349. 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 • #10,538,632. 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...
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