Patent • #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...
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Method for operating homogeneous charge compression ignition engines using conventional gasoline
Patent • #8,689,767. A method for the operation of homogeneous charge compression ignition engines (HCCI) using gasoline or similar single-stage ignition fuels. Partial fuel stratification (PFS), intake pressure boosting and controlled BDC-intake temperatures, typically in the range of 95.degree. C. to about 125.degree. C., are used to reduce combustion pressure rise rates...
Method for preparing thermally cleavable surfactants without deprotonation
Patent • #7,378,533. The present invention describes surfactants of formula (I), ##STR00001## wherein R, R.sub.N, and m are defined herein, processes for their preparation, and methods for their decomposition.
Method for producing a thin sample band in a microchannel device
Patent • #6,770,182. The present invention improves the performance of microchannel systems for chemical and biological synthesis and analysis by providing a method and apparatus for producing a thin band of a species sample. Thin sample bands improve the resolution of microchannel separation processes, as well as many other processes requiring precise...
Method for producing dense lithium lanthanum tantalate lithium-ion conducting ceramics
Patent • #9,963,394. A method to produce high density, uniform lithium lanthanum tantalate lithium-ion conducting ceramics uses small particles that are sintered in a pressureless crucible that limits loss of Li.sub.2O.
Method for producing high dielectric strength microvalves
Patent • #7,022,381. A microvalve having a cast-in-place and lithographically shaped mobile, polymer monolith for fluid flow control in microfluidic devices and method of manufacture. The microvalve contains a porous fluorinated polymer monolithic element whose pores are filled with an electrically insulating, high dielectric strength fluid, typically a perfluorinated liquid. This combination...
Method for providing a compliant cantilevered micromold
Patent • #7,465,419. A compliant cantilevered three-dimensional micromold is provided. The compliant cantilevered micromold is suitable for use in the replication of cantilevered microparts and greatly simplifies the replication of such cantilevered parts. The compliant cantilevered micromold may be used to fabricate microparts using casting or electroforming techniques. When the compliant micromold...
Method for providing a low density high strength polyurethane foam
Patent • #8,466,207. Disclosed is a method for making a polyurethane closed-cell foam material exhibiting a bulk density below 4 lbs/ft.sup.3 and high strength. The present embodiment uses the reaction product of a modified MDI and a sucrose/glycerine based polyether polyol resin wherein a small measured quantity of the polyol resin is...
Method for providing an arbitrary three-dimensional microstructure in silicon using an anisotropic deep etch
Patent • #6,749,997. The present invention describes a method for fabricating an embossing tool or an x-ray mask tool, providing microstructures that smoothly vary in height from point-to-point in etched substrates, i.e., structure which can vary in all three dimensions. The process uses a lithographic technique to transfer an image pattern in...
Method for removing RFI from SAR images
Patent • #6,608,586. A method of removing RFI from a SAR by comparing two SAR images on a pixel by pixel basis and selecting the pixel with the lower magnitude to form a composite image. One SAR image is the conventional image produced by the SAR. The other image is created from...
Method for selective catalytic reduction of nitrogen oxides
Patent • #6,855,303. A method for catalytically reducing nitrogen oxide compounds (NO.sub.x, defined as nitric oxide, NO, +nitrogen dioxide, NO.sub.2) in a gas by a material comprising a base metal consisting essentially of CuO and Mn, and oxides of Mn, on an activated metal hydrous metal oxide support, such as HMO:Si. A...
METHOD FOR SIMULTANEOUS MODIFICATION OF MULTIPLE SEMICONDUCTOR DEVICE FEATURES
Patent • #10,217,704. Various technologies for simultaneously making a plurality of modifications to a previously manufactured semiconductor are described herein. A mask layer is applied to a surface of the previously manufactured semiconductor device. A pattern is formed in the mask layer, where the pattern is aligned with a plurality of features...
Method for siting detectors within a facility
Patent • #7,308,374. A method, system and article of manufacture of siting one or more detectors in a facility represented with zones are provided. Signals S.sub.i,j representing an effect in zone j in response to a release of contaminant in zone i for one or more flow conditions are provided. A candidate...
Method for synthesizing carbon nanotubes
Patent • #8,257,676. A method for preparing a precursor solution for synthesis of carbon nanomaterials, where a polar solvent is added to at least one block copolymer and at least one carbohydrate compound, and the precursor solution is processed using a self-assembly process and subsequent heating to form nanoporous carbon films, porous...
Method for synthesizing metal bis(borano) hypophosphite complexes
Patent • #8,465,715. The present invention describes the synthesis of a family of metal bis(borano) hypophosphite complexes. One procedure described in detail is the syntheses of complexes beginning from phosphorus trichloride and sodium borohydride. Temperature, solvent, concentration, and atmosphere are all critical to ensure product formation. In the case of sodium bis(borano)...
Method for the capture and storage of waste
Patent • #9,552,897. Systems and methods for capturing waste are disclosed. The systems and methods provide for a high level of confinement and long term stability. The systems and methods include adsorbing waste into a metal-organic framework (MOF), and applying pressure to the MOF material's framework to crystallize or make amorphous the...
Method for the electro-addressable functionalization of electrode arrays
Patent • #9,212,430. A method for preparing an electrochemical biosensor uses bias-assisted assembly of unreactive -onium molecules on an electrode array followed by post-assembly electro-addressable conversion of the unreactive group to a chemical or biological recognition group. Electro-addressable functionalization of electrode arrays enables the multi-target electrochemical sensing of biological and chemical analytes.
Method for the fabrication of three-dimensional microstructures by deep X-ray lithography
Patent • #6,875,544. A method for the fabrication of three-dimensional microstructures by deep X-ray lithography (DXRL) comprises a masking process that uses a patterned mask with inclined mask holes and off-normal exposures with a DXRL beam aligned with the inclined mask holes. Microstructural features that are oriented in different directions can be...
Method for the preparation of uniform triaminotrinitrobenzene microparticles
Patent • #10,723,671. A new, rapid and inexpensive synthesis method for monodispersed triaminotrinitrobenzene (TATB) microparticles based on micelle-confined precipitation that enables control of microscopic morphology. The morphology of the TATB microparticles can be tuned between quasi-spherical and faceted by controlling the speed of recrystallization. The method enables improved performance and production consistency...
Method for the Protection of Extreme Ultraviolet Lithography Optics
Patent • #7,740,916.
Method for thinning specimen
Patent • #6,866,560. A method for thinning (such as in grinding and polishing) a material surface using an instrument means for moving an article with a discontinuous surface with an abrasive material dispersed between the material surface and the discontinuous surface where the discontinuous surface of the moving article provides an efficient...
Method for tuning thermal expansion properties in an additive manufacturing feedstock material
Patent • #11,118,249. A feedstock material for use in an additive manufacturing apparatus is prepared from a first material and a metal organic framework (MOF). The MOF comprises a plurality of nodes and a plurality of linkers, the plurality of linkers coupled to the plurality of nodes, thereby forming a framework. The...
Method for voltage-gated protein fractionation
Patent • #8,163,154. We report unique findings on the voltage dependence of protein exclusion from the pores of nanoporous polymer exclusion membranes. The pores are small enough that proteins are excluded from passage with low applied electric fields, but increasing the field enables proteins to pass through. The requisite field necessary for...
Method of achieving ultra-wideband true-time-delay beam steering for active electronically scanned arrays
Patent • #9,479,232. The various embodiments presented herein relate to beam steering an array antenna by modifying intermediate frequency (IF) waveforms prior to conversion to RF signals. For each channel, a direct digital synthesis (DDS) component can be utilized to generate a waveform or modify amplitude, timing and phase of a waveform...
Method of adhesion between an oxide layer and a metal layer
Patent • #6,790,476. A method of controlling the wetting characteristics and increasing the adhesion between a metal and an oxide layer. By introducing a negatively-charged species to the surface of an oxide layer, layer-by-layer growth of metal deposited onto the oxide surface is promoted, increasing the adhesion strength of the metal-oxide interface....
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