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Patent • #US8427809B1. Precursor polymers to conjugated polymers, such as poly(phenylene vinylene), poly(poly(thiophene vinylene), poly(aniline vinylene), and poly(pyrrole vinylene), can be used as thermally switchable capacitor dielectrics that fail at a specific temperature due to the non-conjugated precursor polymer irreversibly switching from an insulator to the conjugated polymer, which serves as a...

Patent • #US9646874B1. Thermally isolated devices may be formed by performing a series of etches on a silicon-based substrate. As a result of the series of etches, silicon material may be removed from underneath a region of an integrated circuit (IC). The removal of the silicon material from underneath the IC forms...

Patent • #US9868636B1. A thermal oxidation-reduction cycle is disclosed that uses iron titanium oxide as the reactive material. The cycle may be used for the thermal splitting of water and/or carbon dioxide to form hydrogen and/or carbon monoxide. The formed compounds may be used as syngas precursors to form fuels.

Patent • #US12014484B2. The invention advances the ratio method of phosphor thermography using two machine vision cameras for full-field temperature measurements of a solid surface. As an example, algorithms from digital image correlation (DIC) can be used to determine the stereoscopic imaging system intrinsic and extrinsic parameters, and accurately register material points...

Patent • #US11343900B2. A novel thin-film target can the life of tritium targets for the production of 14 MeV neutrons by the 3H(2H,n)4He nuclear reaction while using only a small fraction of the amount of tritium compared to a standard thick-film target. With the thin-film target, the incident deuterium is implanted through...

Patent • #US11336690B1. A method for emulating threats in virtual network computing environment is provided. The method comprises creating a number of virtual machines in the virtual network computing environment. A number of threat actors are emulated, wherein each threat actor comprises a number of threat artifacts that form a sequence of...

Patent • #US8197887B1. A fabrication method is capable of creating canonical metamaterial structures arrayed in a three-dimensional geometry. The method uses a membrane suspended over a cavity with predefined pattern as a directional evaporation mask. Metallic and/or dielectric material can be evaporated at high vacuum through the patterned membrane to deposit resonator...

Patent • #US10365396B2. A method and apparatus for displaying a three-dimensional radiograph in a security scanner. A first X-ray image of an object is generated by the security scanner from a first viewpoint. A second X-ray image of the object is generated by the security scanner from a second viewpoint. The first...

Patent • #US9190392B1. A 3D stacked sASIC is provided that includes a plurality of 2D reconfigurable structured structured ASIC (sASIC) levels interconnected through hard-wired arrays of 3D vias. The 2D sASIC levels may contain logic, memory, analog functions, and device input/output pad circuitry. During fabrication, these 2D sASIC levels are stacked on...

Patent • #US11746742B1. A wind rotor is disclosed that produces energy optimally for a given thrust overturning moment. By designing rotors with suboptimal aerodynamic efficiency, they can have optimal thrust performance, which will reduce the substructure cost and/or enable greater energy capture for a given substructure.

Patent • #US8866100B1. The various technologies presented herein relate to detecting nuclear material at a large stand-off distance. An imaging system is presented which can detect nuclear material by utilizing time encoded imaging relating to maximum and minimum radiation particle counts rates. The imaging system is integrated with a data acquisition system...

Patent • #US12039226B1. A method for detecting a change in an environment is disclosed. The method includes forming a test acoustic signal based on time-reversal of a baseline acoustic signal after the baseline acoustic signal has traversed the environment while the environment is in a baseline condition. The method also includes detecting...

Patent • #US9784818B1. The various technologies presented herein relate to correcting a time-dependent phase error generated as part of the formation of a radar waveform. A waveform can be pre-distorted to facilitate correction of an error induced into the waveform by a downstream operation/component in a radar system. For example, amplifier power...

Patent • #US7256290B1. A titanium alkoxide composition is provided, as represented by the chemical formula (OC<SUB>6</SUB>H<SUB>5</SUB>N)<SUB>2</SUB>Ti(OC<SUB>6</SUB>H<SUB>5</SUB>NH<SUB>2</SUB>)<SUB>2</SUB>. As prepared, the compound is a crystalline substance with a hexavalent titanium atom bonded to two OC<SUB>6</SUB>H<SUB>5</SUB>NH<SUB>2 </SUB>groups and two OC<SUB>6</SUB>H<SUB>5</SUB>N groups with a theoretical molecular weight of 480.38, comprising 60.01% C, 5.04% H and 11.66%...

Patent • #US10808794B1. The present invention features a metamaterial including a plurality of unit cells, in which each unit cell includes two interacting members to dissipate energy. Also provided herein are assemblies including such metamaterials and methods of manufacture.

Patent • #US9799828B1. Topological insulators can be utilized in a new type of infrared photodetector that is intrinsically sensitive to the polarization of incident light and static magnetic fields. The detector isolates single topological insulator surfaces and allows light collection and exposure to static magnetic fields. The wavelength range of interest is...

Patent • #US11339845B1. An acoustic shield for protecting a vibrational sensitive device includes a first unit cell and a second unit cell. The first unit cell includes a first locally resonant unit. The first locally resonant unit controls a first phase gradient and the first unit cell includes a first surface. The...

Patent • #US11421650B2. The present disclosure is directed to towerless vertical-axis wind turbines with pre-tensioned rotors. The present disclosure is further directed to a vertical-axis wind turbine (VAWT) with supported blade ends (e.g., Darrieus type) which replaces the center tower with tensioned supports, such as tensioned guy wires, and blade pre-load.

Patent • #US9304128B1. Embodiments of the present invention are directed toward devices, system and method for conducting toxin activity assay using sedimentation. The toxin activity assay may include generating complexes which bind to a plurality of beads in a fluid sample. The complexes may include a target toxin and a labeling agent,...