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Searching: chemistry





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Patent # Description
US-7,465,689 Method for producing a palladium-containing hydrogenation catalyst
The invention relates to physical chemistry and can be used for adjusting the rate of autocatalytic hydrogenation reactions.The method for producing a...
US-7,465,673 Method and apparatus for bilayer photoresist dry development
A method for etching an organic anti-reflective coating (ARC) layer on a substrate in a plasma processing system comprising: introducing a process gas comprising...
US-7,462,819 Statistical methods applied to surface chemistry in minerals flotation
The present invention provides a method of analysis which couples principle component analysis (PCA) with ToF-SIMS for obtaining surface chemical information...
US-7,462,564 Processing system and method for treating a substrate
A processing system and method for chemical oxide removal (COR), wherein the processing system comprises a first treatment chamber and a second treatment...
US-7,462,451 Compositions for modifying nucleic acids
The present invention relates to compositions and methods for the preparation of modified nucleic acids. In particular, the present invention provides novel...
US-7,462,267 Reference electrode
A reference electrode consisting of a metal in contact in contact with an electrolyte containing an anion or cation whose concentration in part determines the...
US-7,459,479 Benzylated PDE4 inhibitors
The present invention is directed to a method for reducing the emetogenic effects of PDE inhibitors, and more particularly is directed to compounds having PDE4...
US-7,459,275 Sequencing of surface immobilized polymers utilizing microfluorescence detection
Means for simultaneous parallel sequence analysis of a large number of biological polymer macromolecules. Apparatus and methods may use fluorescent labels in...
US-7,459,106 Materials, methods, and uses for photochemical generation of acids and/or radical species
The present invention provides compounds and compositions, which include: at least one chromophore having strong simultaneous two-photon or multi-photon...
US-7,454,250 System and method for applying therapy during hyperpnea phase of periodic breathing using an implantable...
Techniques are provided for treating periodic breathing, such as Cheyne-Stokes Respiration, using an implantable medical system. In one technique, diaphragmatic...
US-7,452,455 System and method for producing metal powder by electrowinning
This invention relates to a system and method for producing a metal powder product using either conventional electrowinning or alternative anode reaction...
US-7,449,414 Method of treating a mask layer prior to performing an etching process
A method of pre-treating a mask layer prior to etching an underlying thin film is described. A thin film, such as a dielectric film, is etched using plasma that...
US-7,449,150 Probe and apparatus for desorption and ionization of analytes
This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such...
US-7,448,397 Apparatus for applying disparate etching solutions to interior and exterior surfaces
Described are methods, systems, and chemistries for cleaning various components of semiconductor process equipment. A method in accordance with one embodiment...
US-7,446,129 Benzylated PDE4 inhibitors
The present invention is directed to a method for reducing the emetogenic effects of PDE inhibitors, and more particularly is directed to compounds having PDE4...
US-7,442,487 Low outgassing and non-crosslinking series of polymers for EUV negative tone photoresists
A series structure of a chemically amplified negative tone photoresist that is not based on cross-linking chemistry is herein described. The photoresist may...
US-7,439,272 Ultraporous sol gel monoliths
Ultraporous sol gel monoliths and methods for preparing the same are provided, having superior flow characteristics for chromatography and analytical chemistry...
US-7,435,852 Methods of producing a conjugated oligomer exhibiting supramolecular .pi.-conjugation extension, and resulting...
Methods for preparing an oligomer exhibiting supramolecular extension of .pi.-conjugation are described. The manipulation of intra-oligomeric properties such as...
US-7,435,712 Alkaline chemistry for post-CMP cleaning
This disclosure discusses cleaning of semiconductor wafers after the Chemical-Mechanical Planarization (CMP) of the wafer during the manufacturing of...
US-7,435,447 Method and system for determining flow conditions in a high pressure processing system
In a high pressure processing system configured to treat a substrate, a flow measurement device is utilized to determine a flow condition in the high pressure...
US-7,427,504 Determining fluid chemistry of formation fluid by downhole reagent injection spectral analysis
A method for analyzing formation fluid in earth formation surrounding a borehole includes storing analytical reagent in a reagent container in a fluids analyzer...
US-7,425,816 Method and system for pulse charging of a lithium-based battery
A combination including a battery pack and a battery charger operable to supply a charging current to the battery pack. The battery pack includes a plurality of...
US-7,425,302 Dry chemistry, lateral flow-reconstituted chromatographic enzyme-driven assays
A lateral flow chromatographic assay format for the performance of rapid enzyme-driven assays is described. A combination of components necessary to elicit a...
US-7,419,903 Thin films
Thin films are formed by formed by atomic layer deposition, whereby the composition of the film can be varied from monolayer to monolayer during cycles including...
US-7,414,106 Synthesis of peptide .alpha.-thioesters
Disclosed herein is a new method for the solid phase peptide synthesis (SPPS) of C-terminal peptide .alpha. thioesters using Fmoc/t-Bu chemistry. This method is...
US-7,413,909 Method and apparatus for desorption and ionization of analytes
This invention relates generally to methods and apparatus for desorption and ionization of analytes for the purpose of subsequent scientific analysis by such...
US-7,413,616 Active rinse shield for electrofill chemical bath and method of use
An active rinse shield designed to protect electrofill chemical baths from excessive dilution during rinse sprays on the semiconductor wafer. The shield uses...
US-7,407,640 Functionalized carbon nanotube-polymer composites and interactions with radiation
The present invention involves the interaction of radiation with functionalized carbon nanotubes that have been incorporated into various host materials,...
US-7,405,382 System for microwave enhanced chemistry
According to the present invention, a microwave generator includes a variable voltage provided from a first transformer to a second transformer having a...
US-7,405,381 Real-time imaging and spectroscopy during microwave assisted chemistry
An instrument and associated method are disclosed for conducting microwave assisted chemical reactions. The instrument includes a microwave cavity, preferably a...
US-7,402,282 Auxiliary sample supply for a clinical analyzer
A sample handler includes a plurality of sealable metering tips, each of the tips, when sealed, containing a fluid volume of a test fluid and in which each of...
US-7,397,634 Magnetic head coil system and damascene/reactive ion etching method for manufacturing the same
A system and method are provided for manufacturing a coil structure for a magnetic head. Initially, an insulating layer is deposited with a photoresist layer...
US-7,396,974 Oxidation using a non-enzymatic free radical system mediated by redox cycling chelators
Methods for oxidizing organic compounds using hydroxyl radicals formed through redox cycling chelator-mediated Fenton chemistry are disclosed. The methods...
US-7,396,474 Dual injection of two polymeric filtration aids for gypsum removal from phosphoric acid/gypsum slurry
A process to improve the polymeric filtration aid performance used in removal of gypsum from phosphoric acid/gypsum slurry. A synergistic effect has been...
US-7,396,431 Plasma processing system for treating a substrate
A plasma processing system for treating a substrate includes a processing chamber including a first chamber portion configured to receive a first gas for...
US-7,394,065 Chemical probe using field-induced droplet ionization mass spectrometry
A method and apparatus for probing the chemistry of a single droplet are provided. The technique uses a variation of the field-induced droplet ionization (FIDI)...
US-7,393,883 Filler for dental composite materials
Ceramic filler compositions of customized shapes (FIGS. 1-30) according to the present invention, includes ceramic and glass-ceramic particles having a...
US-7,393,788 Method and system for selectively etching a dielectric material relative to silicon
A method and system for selectively and uniformly etching a dielectric layer with respect to silicon and polysilicon in a dry plasma etching system are...
US-7,393,438 Apparatus for producing metal powder by electrowinning
This invention relates to an apparatus for producing a metal powder product using either conventional electrowinning or alternative anode reaction chemistries in...
US-7,391,056 Chemical sensor using chemically induced electron-hole production at a Schottky barrier
Electron-hole production at a Schottky barrier has recently been observed experimentally as a result of chemical processes. This conversion of chemical energy to...
US-7,390,674 Lateral flow devices using reactive chemistry
There is provided a lateral flow assay device for detecting the presence or quantity of an analyte residing in a test sample where the lateral flow assay device...
US-7,390,463 Microcolumn-based, high-throughput microfluidic device
A biological assay device for use in molecular biology, pharmaceutical research, genomic analysis, combinatorial chemistry, and in the general field of the...
US-7,390,459 Oligonucleotide synthesizer
An apparatus for high-throughput combinatorial syntheses of organic molecules including a reaction vessel for containing a combinatorial-chemistry synthetic...
US-7,387,744 Method of making magnetic fluid
The present approach pertains to colloidal chemistry and methods of manufacturing magnetic fluid such as ferrofluid. In particular, the present approach is...
US-7,385,271 Chemical sensor using chemically induced electron-hole production at a schottky barrier
Electro-hole production at a Schottky barrier has recently been observed experimentally as a result of chemical processes. This conversion of chemical energy to...
US-7,384,815 Process for attaching molecular wires and devices to carbon nanotubes and compositions thereof
The present invention is directed towards processes for covalently attaching molecular wires and molecular electronic devices to carbon nanotubes and...
US-7,383,601 Substrate brush scrubbing and proximity cleaning-drying sequence using compatible chemistries, and method,...
In one embodiment, a substrate preparation system is provided. The system includes a brush, a front head, and a back head. The brush is configured to brush scrub...
US-7,382,944 Protective coating and hyperthermal atomic oxygen texturing of optical fibers used for blood glucose monitoring
Disclosed is a method of producing cones and pillars on polymethylmethacralate (PMMA) optical fibers for glucose monitoring. The method, in one embodiment,...
US-7,380,441 High throughput screening methods for lubricating oil compositions
Method for determining dispersancy performance for a plurality of fluid samples of different compositions is provided. Each sample includes one or more base oils...
US-7,380,332 Magnetic head coil system and damascene/reactive ion etching method for manufacturing the same
A system and method are provided for manufacturing a coil structure for a magnetic head. Initially, an insulating layer is deposited with a photoresist layer...
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