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Searching: chemistry





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Patent # Description
US-6,972,258 Method for selectively controlling damascene CD bias
A method for selectively etching a semiconductor feature opening to controllably achieve a critical dimension accuracy including providing a semiconductor wafer...
US-6,969,480 Method of producing structures using centrifugal forces
A variety of hollow structures with unique morphologies were manufactured with a rotational spinning technique. Phase separation of soluble solutions or...
US-6,969,419 Method for removing gas bubbles from a fluid-containing chamber
A method for removing bubbles adhering to the interior wall of a fluid-filled chamber through which a fluid flows, and a related method and apparatus for...
US-6,968,729 Method and apparatus for expediting analysis of samples
The present invention comprises a method for expediting the analysis of a plurality of samples, preferably using gas chromatography. A specific embodiment...
US-6,962,734 Sulfoderivatives of indanthrone, lyotropic liquid crystal system and anisotropic film on their base
The present invention relates to organic chemistry, in particular, to synthesis of sulfoderivatives of the polycyclic compounds and fabrication of optically...
US-6,958,295 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-6,955,915 Apparatus comprising polymers
A synthetic strategy for the creation of large scale chemical diversity. Solid-phase chemistry, photolabile protecting groups, and photolithography are used to...
US-6,955,579 Monolithic seal for a sapphire metal halide lamp
A method of producing a ceramic metal halide discharge lamp having a monolithic seal between a sapphire (single crystal alumina) arc tube and a polycrystalline...
US-RE38,839 Methods and devices to design and fabricate surfaces on contact lenses and on corneal tissue that correct the...
Methods and devices are described that are needed to design and fabricate modified surfaces on contact lenses or on corneal tissue that correct the eye's optical...
US-6,953,724 Self-limited metal recess for deep trench metal fill
Disclosed is a method of manufacturing a deep trench capacitor structure that forms a trench in a substrate, lines the trench with a polysilicon liner, and forms...
US-6,953,507 Low temperature cleaning
The invention relates to a method of low temperature cleaning and applying an antimicrobial treatment to food and beverage plant equipment. In addition, the...
US-6,951,827 Controlling surface chemistry on solid substrates
By exposing precursor molecules traveling in a molecular beam to a narrow bandwidth laser beam (hu) tuned to a vibrational resonance frequency of the molecules...
US-6,951,821 Processing system and method for chemically treating a substrate
A processing system and method for chemically treating a substrate, wherein the processing system comprises a temperature controlled chemical treatment chamber,...
US-6,951,820 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-6,951,709 Method of fabricating a semiconductor multilevel interconnect structure
A method of fabricating a semiconductor multilevel interconnect structure employs a dual hardmask technique in a dual damascene process. The method includes...
US-6,949,411 Method for post-etch and strip residue removal on coral films
A method for cleaning a semiconductor wafer is provided which includes plasma etching a feature into a low K dielectric layer having a photoresist mask where the...
US-6,949,377 Chemiluminescence-based microfluidic biochip
The disclosure describes how to use luminescence detection mechanism, move microfluid, and control multiple-step biochemical reactions in closed confined...
US-6,949,195 System and method for removing contaminants from liquid
A method for removing contaminants from a liquid includes filtering objects of a relatively large dimension. The liquid is then mixed with additives to adjust...
US-6,949,193 Cooling water scale and corrosion inhibition
A methods for inhibiting silica scale formation and corrosion in aqueous systems where soluble silica (SiO.sub.2) can be maintained at residuals below 200 mg/L,...
US-6,949,149 High strength, high carbon steel wire
To achieve a drawn wire with a tensile strength defined by the equation of Y=Y.sub.o exp(A.sub.2.epsilon..sub.d) wherein Y is the tensile strength in MPa...
US-6,946,542 Amino amides, peptides and peptidomimetics
Synthetic methods and compounds involving amino amides, peptides and peptidomimetics. Amino amide derivatives are prepared via the one-step three-component...
US-6,946,332 Forming nanoscale patterned thin film metal layers
The specification describes a contact printing technique for forming patterns of thin films with nanometer resolution over large areas. The procedure, termed...
US-6,939,973 Glycoluril core molecules for combinatorial libraries
The present invention provides novel glycoluril derivatives for use as core molecules in combinatorial chemistry. Core molecules of the present invention can...
US-6,939,795 Selective dry etching of tantalum and tantalum nitride
The invention describes a method for the selective dry etching of tantalum and tantalum nitride films. Tantalum nitride layers (30) are often used in ...
US-6,936,730 Process for producing hydrogenated ester, hydrogenating catalyst used therefor and process for producing the...
A process for producing a hydrogenated ester by hydrogenating an unsaturated group-containing ester having a specific structure by using a hydrogenating catalyst...
US-6,936,544 Method of removing metal etching residues following a metal etchback process to improve a CMP process
A method for reducing wafer surface scratching in a metal CMP process including providing a semiconductor wafer having a process surface comprising a blanket...
US-6,936,477 Complex combinatorial chemical libraries encoded with tags
Encoded combinatorial chemistry is provided, where sequential synthetic schemes are recorded using organic molecules, which define choice of reactant, and stage,...
US-6,933,243 High selectivity and residue free process for metal on thin dielectric gate etch application
Methods for etching electrodes formed directly on gate dielectrics are provided. In one aspect, an etch process is provided which includes a main etch step, a...
US-6,933,225 Graded thin films
Thin films are formed by atomic layer deposition, whereby the composition of the film can be varied from monolayer to monolayer during cycles including...
US-6,929,749 Cooling water scale and corrosion inhibition
A methods of the present invention for inhibiting silica scale formation and corrosion in aqueous systems where soluble silica residuals (SiO.sub.2) are...
US-6,926,939 Pressure vessel with composite sleeve
A self sealing vessel assembly for high pressure microwave assisted chemistry is disclosed. The vessel assembly includes a polymeric cylinder and a circular...
US-6,925,392 Method for measuring fluid chemistry in drilling and production operations
A method for chemical analysis of fluids utilized in hydrocarbon exploration and production in which microfluidic systems designed to react to specific...
US-6,924,172 Method of forming a bond pad
A top-most layer (64) is formed over a bond pad layer (62) and under a passivation layer (68) and a polyimide layer (72). Openings (70 and 74) are formed within...
US-6,923,918 Method for implementing an efficient and economical cathode process
The present invention provides a method of fabricating a cathode requiring relatively few and somewhat simple steps. In one embodiment, a novel etchant gas...
US-6,923,189 Cleaning of CVD chambers using remote source with cxfyoz based chemistry
A method and apparatus for cleaning a processing chamber are provided. The cleaning method includes the use of a remote plasma source to generate reactive...
US-6,921,901 Lutetium yttrium orthosilicate single crystal scintillator detector
A single crystal having the general composition, Ce.sub.2x (Lu.sub.1-y Y.sub.y).sub.2(1-x) SiO.sub.5 where x=approximately 0.00001 to approximately 0.05 and...
US-6,921,723 Etching method having high silicon-to-photoresist selectivity
Conventional methods of semiconductor fabrication and processing typically utilize three gas (e.g., HBr, Cl.sub.2 and O.sub.2) and four gas (e.g., HBr, Cl.sub.2,...
US-6,921,514 Device for carrying out an almost simultaneous synthesis of a plurality of samples
The invention relates to a device for carrying out an almost simultaneous synthesis of a plurality of samples. The device is especially suitable for use in...
US-6,919,382 Preparation and uses of conjugated solid supports for boronic acids
The invention provides novel solid supports comprising dihydroxyalkyl aminoalkyl and dihydroxyalkylaminobenzyl groups, and methods for making and using them. The...
US-6,919,044 Sample loading and handling interface to multiple chemistry analyzers
A front-end system accepts samples and selectively provides aliquots of those samples to selected clinical chemistry analyzers coupled to the front-end system....
US-6,918,960 CVD of PtRh with good adhesion and morphology
A method and system for performing metal-organic chemical vapor deposition (MOCVD). The method introduces a metal-organic compound into the CVD chamber in the...
US-6,917,738 Optical fiber system with sealed fiber bundle
An optical fiber imaging system includes an optical fiber bundle including a plurality of optical fibers, an elongated housing receiving and at least partially...
US-6,917,158 High-qualty aluminum-doped zinc oxide layer as transparent conductive electrode for organic light-emitting devices
An organic light-emitting diode is described in which the anode comprises midfrequency magnetron sputtered aluminum-doped zinc oxide to increase the device...
US-6,917,023 Reaction and temperature control for high power microwave-assisted chemistry techniques
A method is disclosed for carrying out microwave assisted chemical reactions. The method includes the steps of placing reactants in a microwave-transparent...
US-6,916,746 Method for plasma etching using periodic modulation of gas chemistry
A method for etching a layer over a substrate is provided. A gas-modulated cyclic process is performed for more than three cycles. Each cycle comprises...
US-6,916,679 Methods of and device for encapsulation and termination of electronic devices
A novel method for production of and an apparatus for an encapsulated solid-state electrochemical device is disclosed. The present invention provides for...
US-6,914,364 Apparatus and methods for cleaning and/or processing delicate parts
The invention utilizes harmonics of certain clamped ultrasound transducers to generate ultrasound within the liquid of an ultrasonic tank and in a frequency...
US-6,910,503 Methods and apparatus for micro-fluidic analytical chemistry
Improved valve and methods for analytical techniques and systems. The valve includes a main housing, together with a rotor and stator. The stator has openings...
US-6,909,190 Dual-damascene dielectric structures
A dielectric structure and method for making a dielectric structure for dual-damascene applications over a substrate are provided. The method includes forming a...
US-6,906,049 Contraceptive medicine based on a progestational agent and an oestrogen and preparation method
The present invention relates to the field of chemistry and more particularly to that of therapeutic chemistry. The invention relates more particularly to novel...
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