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Searching: chemistry





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Patent # Description
US-6,326,690 Method of titanium/titanium nitride integration
A method of film processing comprises forming an integrated titanium/titanium nitride (Ti/TiN) film structure having an intermediate layer. The intermediate...
US-6,326,468 Solid phase native chemical ligation of unprotected or n-terminal cysteine protected peptides in aqueous solution
The present invention provides methods, apparatus and kits for synthesizing assembled peptides and proteins on a solid phase with sequential ligation of three or...
US-6,326,210 Method of making and connecting a miniaturized integrated sensor
A miniaturized integrated sensor (50) useful for indicating the presence of a sample analyte is disclosed. The sensor (50) has a platform (52) with an upper...
US-6,319,668 Method for tagging and screening molecules
Combinations, called matrices with memories, of matrix materials that are encoded with an optically readable code are provided. The matrix materials are those...
US-6,319,386 Submerged array megasonic plating
A megasonic plating technique employs a submerged megasonic transducer array (22) to create a ridge (38) of electrolyte that extends upward above a plating tray...
US-6,316,623 Ethylenediamine compound libraries
Libraries of ethylenediamine compounds having the general formula (I): ##STR1## wherein R1 to R6, m, n, o and p are as defined herein, are prepared using solid...
US-6,316,350 Post fuse slag etch
A post laser blown fuse slag etch for a copper fuse (30) with a barrier metal liner (18), (e.g., Ta.sub.x N.sub.y, Ta, Ti, Ti.sub.x N.sub.y). After the fuse (30)...
US-6,316,345 High-temperature fluorinated chemistry removal of contact BARC layer
An anti-reflective coating layer which is used to provide better control over the photolithographic process during the contact masking step is removed using...
US-6,316,265 Determination of % glycated hemoglobin
A glycated hemoglobin assay utilizes a simple procedure for the determination of standardized %GHb in whole blood samples correlated to the Diabetes Control and...
US-6,312,836 Color-tunable organic light emitting devices
A new method for tuning the emission spectrum of OLEDs while retaining a high luminescence efficiency wherein the emission spectrum of a polar luminescent...
US-6,312,766 Article comprising fluorinated diamond-like carbon and method for fabricating article
Ion beam deposition, using a carbon- and fluorine-containing source or sources, is used to form a fluorinated diamond-like carbon layer in a device, the FDLC...
US-6,312,616 Plasma etching of polysilicon using fluorinated gas mixtures
A method of etching polysilicon using a fluorinated gas chemistry to provide an etch rate in excess of 10,000 .ANG./min and a photoresist selectivity of better...
US-6,311,713 Freeze valve
The invention concerns a freeze vale (2) for controlling the flow of small quantities of liquid in a conduit (1). Further objects of the invention are a network...
US-6,310,244 Photocleavable and acid cleavable linkers for combinatorial chemistry
A substrate for solid phase synthesis comprising a solid phase-linker combination of the formula I is disclosed. Also disclosed are processes for preparing the...
US-6,310,189 Nucleotides and analogs having photoremoveable protecting groups
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,309,926 Thin resist with nitride hard mask for gate etch application
A method of forming a gate structure is provided. In the method, a nitride layer is formed on a gate material layer. An ultra-thin photoresist layer is formed on...
US-6,309,538 Spa chemistry monitoring and chemical dispensing unit
A self-contained and free floating spa chemistry monitoring and dispensing unit is provided for automated checking and adjusting of water chemistry in a spa tub...
US-6,308,356 Substantially environmental-pollution-free cleaning method and device employing electric energy and surface...
A washing method and apparatus characterized by employment of the electric form of energy in addition to the traditional three forms of energy (kinetic energy,...
US-6,306,959 Rapid purification by polymer supported quench
Novel polymer-supported quenching reagents of Formula (I): P-L-Q, wherein P is a polymer of low chemical reactivity which is soluble or insoluble; Q is one or...
US-6,303,891 Universal shielding gas for GMAW and FCAW welding and process
A universal shielding gas mixture contains, by volume, about 96.0% argon, 3.0% carbon dioxide, and 1.0% oxygen. This single shielding gas composition can be used...
US-6,303,512 Anisotropic, fluorine-based plasma etching method for silicon
A method for anisotropic plasma etching of laterally defined patterns in a silicon substrate is described. Protective layers made of at least one silicon...
US-6,303,288 Integrated microchip genetic testing system
A genetic testing system includes a miniaturized thermal cycling device and an integrated, unitary microchip based detection device with microfluidic controls,...
US-6,303,082 Permeation layer attachment chemistry and method
Electronically addressable microchips having covalently bound permeation layers and methods of making such covalently bonded permeation layers to microchips are...
US-6,302,159 Apparatus and method for carrying out flow through chemistry of multiple mixtures
An apparatus and method for chemical processing of multiple mixtures is disclosed. The apparatus provides selective purging of a liquid-phase of the mixtures....
US-6,300,251 Repeatable end point method for anisotropic etch of inorganic buried anti-reflective coating layer over silicon
A method for anisotropically etching a partially manufactured semiconductor structure, more specifically, a stacked FET gate structure containing a bottom...
US-6,300,135 Blood component deposition-preventing agent, methods using them, and blood test ware and matrixes
This invention has for its object to provide a blood component deposition-preventing agent and a blood coagulation accelerator, which are substantially...
US-6,297,161 Method for forming TFT array bus
A method for fabricating source/drain and gate of a TFT (thin film transistor) array is disclosed herein. After depositing multi-layer structures according to...
US-6,296,771 Parallel high-performance liquid chromatography with serial injection
High-performance liquid chromatography (HPLC) methods and systems are disclosed that combine sequential, serial injection of a plurality of samples into...
US-6,296,712 Chemical vapor deposition hardware and process
The invention provides a substrate support member and a purge guide for directing purge gas past the edge of a substrate and towards the outer perimeter of the...
US-6,295,153 Digital optical chemistry micromirror imager
An apparatus and method for catalyzing a reaction on a substrate (24) comprising, a light source (12), a micromirror (16) positioned to redirect light (14) from...
US-6,294,835 Self-aligned composite insulator with sub-half-micron multilevel high density electrical interconnections and...
The present invention relates generally to a new sequence of methods and materials to improve the process yield and to enhance the reliability of multilevel...
US-6,294,392 Spatially-encoded analyte detection
A flow-through microchannel (e.g. capillary) biosensor is described for the for the detection of multiple, different analytes (e.g. nucleic acids, proteins,...
US-6,291,887 Dual damascene arrangements for metal interconnection with low k dielectric constant materials and nitride...
A method of forming a dual damascene structure in a semiconductor device arrangement forms a first low k dielectric material over an underlying metal...
US-6,291,361 Method and apparatus for high-resolution in-situ plasma etching of inorganic and metal films
Method and apparatus for plasma etching both metal and inorganic dielectric layers in a single chamber during deep sub-micron semiconductor fabrication. Fluorine...
US-6,291,296 Method for removing anti-reflective coating layer using plasma etch process before contact CMP
The present invention provides a method for selectively removing anti-reflective coating (ARC) from the surface of an dielectric layer over the surface of a...
US-6,291,191 Microplate thermal shift assay for ligand development and multi-variable protein chemistry optimization
The present invention is a method for ranking the affinity of each of a multiplicity of different molecules for a target molecule which is capable of denaturing...
US-6,290,816 Paper machine with closed loop control system
A paper machine for making a fiber web includes an approach flow system with a plurality of control modules. Each control module controls one of a plurality of...
US-6,290,779 Systems and methods for dry cleaning process chambers
Chlorine trifluoride (ClF.sub.3) is an excellent chemistry for in-situ cleaning of process equipment for chemical vapor deposition (CVD) of metals. ClF.sub.3 is...
US-6,289,914 Microflow splitter
This invention refers to a microsplitter in flow systems especially used for separation techniques in analytical chemistry such as microliquid chromatography...
US-6,289,827 Process for the control of ash accumulation and corrosivity associated with selective catalytic reduction...
A process for the utilization and strategic addition of ash modifying compounds, into selective catalytic reduction units, to modify the resultant ash chemistry...
US-6,288,379 Use of continuously variable power in microwave assisted chemistry
A method of microwave assisted chemistry is disclosed in which power can be supplied more continuously at preferred power levels to more precisely control or...
US-6,287,983 Selective nitride etching with silicate ion pre-loading
A nitride wet etch in which liquid TEOS is flowed directly into the hot phosphoric acid bath before wafer etching begins. This preloads the bath chemistry with...
US-6,287,975 Method for using a hard mask for critical dimension growth containment
A method for containing the critical dimension growth of the feature on a semiconductor substrate includes placing a substrate with a hard mask comprised of a...
US-6,287,526 Sealing closure for high pressure vessels in microwave assisted chemistry
A dynamic sealing structure for pressure vessels used in microwave assisted chemistry is disclosed. The structure includes a cylindrical vessel liner and a...
US-6,286,363 Integrated multi-element lubrication sensor and health lubricant assessment system
A multi-element fluid sensor system for determining the health state of a fluid. The sensor system includes at least two sensors for collecting data relating to...
US-6,284,772 Indolo[2,1-B] quinazole-6,12-dione antimalarial compounds and methods of treating malaria therewith
Compounds, compositions and methods are provided for treating malaria parasites in vitro and in vivo by administering indolo[2,1-b]quinazoline-6,12-dione...
US-6,284,459 Solid support matrices with memories and combinatorial libraries therefrom
Combinations, called matrices with memories, of matrix materials that are encoded with an optically readable code are provided. The matrix materials are those...
US-6,283,131 In-situ strip process for polysilicon etching in deep sub-micron technology
A new method of patterning the polysilicon layer in the manufacture of an integrated circuit device has been achieved. A polysilicon layer is provided overlying...
US-6,281,245 Methods for solid-phase synthesis of hydroxylamine compounds and derivatives, and combinatorial libraries thereof
A novel method for generating hydroxylamine, hydroxamic acid, hydroxyurea, and hydroxylsulfonamide compounds is disclosed. The method involves the nucleophilic...
US-6,281,131 Methods of forming electrical contacts
A method of forming an electrical contact to semiconductive material includes forming an insulative layer over a contact area of semiconductive material. A...
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