1649results about How to "Improve reaction speed" patented technology

Acoustic energy is used to control motion in a fluid. According to one embodiment, the invention directs acoustic energy at selected naturally occurring nucleation features to control motion in the fluid. In another embodiment, the invention provides focussed or unfocussed acoustic energy to selectively placed nucleation features to control fluid motion. According to one embodiment, the invention includes an acoustic source, a controller for controlling operation of the acoustic source, and one or more nucleation features located proximate to or in the fluid to be controlled.

System, including methods, apparatus, compositions, and kits, for the mixing of small volumes of fluid by coalescence of multiple emulsions.

An Atomic Layer CVD process and apparatus deposits single and or multiple minelayers of material sequentially at atmospheric pressure. Sequential monolayer depositions are separated in time and in space by combinations of physical barriers and / or gas curtains and / or by physical movement of substrates from one deposition chamber or location to another Pulse and / or continuous flows of reactant and purge gases are used in alternate embodiments of the present invention. Reactant injection, purge gas flow and exhaust flows at separated deposition chambers or locations are controlled by coordination of dedicated gas manifolds and control systems for each spatially or temporally separated deposition process or location.

A system, including method and apparatus, for generating droplets suitable for droplet-based assays. The disclosed systems may include either one-piece or multi-piece droplet generation components configured to form sample-containing droplets by merging aqueous, sample-containing fluid with a background emulsion fluid such as oil, to form an emulsion of sample-containing droplets suspended in the background fluid. In some cases, the disclosed systems may include channels or other suitable mechanisms configured to transport the sample-containing droplets to an outlet region, so that subsequent assay steps may be performed.

System, including methods and apparatus, for detection of spaced droplets.

Methods for carrying out high temperature reactions such as biomass pyrolysis or gasification using solar energy. The biomass particles are rapidly heated in a solar thermal entrainment reactor. The residence time of the particles in the reactor can be 5 seconds or less. The biomass particles may be directly or indirectly heated depending on the reactor design. Metal oxide particles can be fed into the reactor concurrently with the biomass particles, allowing carbothermic reduction of the metal oxide particles by biomass pyrolysis products. The reduced metal oxide particles can be reacted with steam to produce hydrogen in a subsequent process step.

System, including methods, apparatus, compositions, and kits, for making and using a stabilized emulsion. A method of generating a stabilized emulsion is provided. In the method, an aqueous phase may be provided. The aqueous phase may include an effective concentration of one or more skin-forming proteins. An emulsion may be formed. The emulsion may include droplets of a dispersed phase disposed in a continuous phase, with the aqueous phase being the continuous phase or the dispersed phase. The emulsion may be heated to create an interfacial skin between each droplet and the continuous phase, to transform the droplets into capsules.

A process for producing a photothermographic recording material having a support and a photo-addressable thermally developable element containing photosensitive silver halide in catalytic association with a substantially light-insensitive silver salt of an organic carboxylic acid, an organic reducing agent for the substantially light-insensitive silver salt of an organic carboxylic acid in thermal working relationship therewith and a binder including a water-soluble binder, a water-dispersible binder or a mixture of a water-soluble binder and a water-dispersible binder, comprising the steps of: (i) producing an aqueous dispersion or aqueous dispersions containing photosensitive silver halide, a substantially light-insensitive silver salt of an organic carboxylic acid, an organic reducing agent for the substantially light-insensitive silver salt of an organic carboxylic acid and a binder including a water-soluble binder, a water-dispersible binder or a mixture of a water-soluble binder and a water-dispersible binder; (ii) coating the aqueous dispersion or aqueous dispersions onto a support thereby forming a photo-addressable thermally developable element on the support, wherein at least 80 mol % of the photosensitive silver halide is silver iodide and the aqueous dispersion further contains or the aqueous dispersions further contain a diazine compound.

Methods and systems are provided which are adapted to process a microelectronic topography, particularly in association with an electroless deposition process. In general, the methods may include loading the topography into a chamber, closing the chamber to form an enclosed area, and supplying fluids to the enclosed area. In some embodiments, the fluids may fill the enclosed area. In addition or alternatively, a second enclosed area may be formed about the topography. As such, the provided system may be adapted to form different enclosed areas about a substrate holder. In some cases, the method may include agitating a solution to minimize the accumulation of bubbles upon a wafer during an electroless deposition process. As such, the system provided herein may include a means for agitating a solution in some embodiments. Such a means for agitation may be distinct from the inlet / s used to supply the solution to the chamber.

Acoustic energy is used to control motion in a fluid. According to one embodiment, the invention directs acoustic energy at selected naturally occurring nucleation features to control motion in the fluid. In another embodiment, the invention provides focussed or unfocussed acoustic energy to selectively placed nucleation features to control fluid motion. According to one embodiment, the invention includes an acoustic source, a controller for controlling operation of the acoustic source, and one or more nucleation features located proximate to or in the fluid to be controlled.

A system, including method and apparatus, for generating droplets suitable for droplet-based assays. The disclosed systems may include either one-piece or multi-piece droplet generation components configured to form sample-containing droplets by merging aqueous, sample-containing fluid with a background emulsion fluid such as oil, to form an emulsion of sample-containing droplets suspended in the background fluid. In some cases, the disclosed systems may include channels or other suitable mechanisms configured to transport the sample-containing droplets to an outlet region, so that subsequent assay steps may be performed.

A gesture recognition apparatus has a temperature sensor in which a plurality of infrared sensors are arranged, a change region specifying unit that specifies a change region where a temperature change is generated as a region indicating a hand based on a temperature detected by each infrared sensor of the temperature sensor, and a gesture recognition unit that specifies a movement locus of the change region specified by the change region specifying unit and recognizes a gesture of the hand.

System, including methods and apparatus, for spacing droplets from each other and for detection of spaced droplets.

A method for forming a low-k dielectric layer for a semiconductor device using an ALD process including (a) forming predetermined interconnection patterns on a semiconductor substrate, (b) supplying a first and a second reactive material to a chamber having the substrate therein, thereby adsorbing the first and second reactive materials on a surface of the substrate, (c) supplying a first gas to the chamber to purge the first and second reactive materials that remain unreacted, (d) supplying a third reactive material to the chamber, thereby causing a reaction between the first and second materials and the third reactive material to form a monolayer, (e) supplying a second gas to the chamber to purge the third reactive material that remains unreacted in the chamber and a byproduct; and (f) repeating (b) through (e) a predetermined number of times to form a SiBN ternary layer having a predetermined thickness on the substrate.

The present invention provides novel cleavage agents and polymerases for the cleavage and modification of nucleic acid. The cleavage agents and polymerases find use, for example, for the detection and characterization of nucleic acid sequences and variations in nucleic acid sequences. In some embodiments, the 5′ nuclease activity of a variety of enzymes is used to cleave a target-dependent cleavage structure, thereby indicating the presence of specific nucleic acid sequences or specific variations thereof.

A system, including methods and apparatus, for generating droplets suitable for droplet-based assays. The disclosed systems may include (1) a droplet generation component configured to form sample-containing droplets by merging aqueous, sample-containing fluid with a background emulsion fluid such as oil, to form an emulsion of sample-containing droplets suspended in the background fluid, and (2) a droplet reservoir component configured to receive the droplet emulsion from the droplet generation component and then to be separated from the droplet generation component, so that subsequent assay steps may be conveniently performed using the droplet reservoir component. In some examples, the droplet reservoir component may be an industry standard PCR tube or a strip of interconnected PCR tubes.

The proposed method of substance curing by radiation, received from the UV LEDs, the device designed to implement this method, and ink cured by radiation from UV LEDs.

A method for effecting an oral treatment of teeth and / or gums using an intra-oral device that has a mouthpiece in which is embedded a flexible circuit board and arrays of spaced apart lamps. The mouthpiece has a curvature. The lamps may be light emitting diodes that generate electromagnetic radiation, preferably in the white and blue light spectrum and the infrared and ultraviolet light spectrum. The arrays are positioned to expose the facial and lingual sides of the teeth and / or gums for effecting the treatment when the mouthpiece is positioned to fit upper and lower rows of teeth within accommodating recesses. The flexible circuit board is flexed to exhibit a curvature that follows a curvature of the mouthpiece. Treatments include whitening teeth, desensitizing teeth, and treating gums to prevent periodontal disease.

In a method for the low-CO emissions part load operation of a gas turbine with sequential combustion, the air ratio (λ) of the operative burners (9) of the second combustor (15) is kept below a maximum air ratio (λmax) at part load In order to reduce the maximum air ratio (λ), a series of modifications in the operating concept of the gas turbine are carried out individually or in combination. One modification is an opening of the row of variable compressor inlet guide vanes (14) before engaging the second combustor (15). For engaging the second combustor, the row of variable compressor inlet guide vanes (14) is quickly closed and fuel is introduced in a synchronized manner into the burner (9) of the second combustor (15). A further modification is the deactivating of individual burners (9) at part load.

This invention relates to the field of fuel cell catalysts, and more particularly to fuel cell catalysts including carbon supports having compositions which comprise one or more transition metals in combination with nitrogen (e.g., a transition metal nitride) formed on or over the surface of a carbon support. The present invention also relates to methods for preparation of fuel cell catalysts. The present invention further relates to the use of fuel cell catalysts described herein in processes for the generation of electric power.

Topically-applied binder materials for imparting wet strength to soft, absorbent paper sheets, such as are useful as household paper towels and the like, include an epoxy-reactive polymer, such as a carboxyl-functional polymer, and an epoxy-functional polymer. These binder materials can be cured at ambient temperature over a period of days and do not impart objectionable odor to final product when wetted.

System, including methods, apparatus, compositions, and kits, for assays with an emulsion including capsules. A method of performing an assay is provided. In the method, an aqueous phase may be provided. The aqueous phase may include a sample and an effective concentration of one or more skin-forming proteins. An emulsion may be formed. The emulsion may include droplets of the aqueous phase disposed in a nonaqueous continuous phase. The emulsion may be heated to create an interfacial skin between each droplet and the continuous phase, to transform the droplets into capsules. Assay data related to the sample may be collected from the capsules.

Structural health monitoring device with improved reliability and performances that is applied in selected locations on a structure. The structural health monitoring device includes a data acquisition, process and storage media, a direct and independent wireless connection system to a standard and globally interconnected telecom network, is uninterruptedly powered by a power management system featuring at least two battery power sources. The structural health monitoring device further includes sensors specifically intended to remain permanently active and “asynchronously” trigger data acquisition sessions in occurrence of timely unpredictable phenomena having structural relevance and is moreover comprising data processing media for data compression and for automatic detection of possible structural anomalies using a self-training neural data processing algorithm.

A method for retaining a treatment chemical in a subterranean formation containing hydrocarbons is disclosed. The method includes first preparing an emulsion. The emulsion contains an oil continuous phase and first and second aqueous phases. The first aqueous phase includes a treatment chemical, such as a scale inhibitor. The second aqueous phase comprises a retention enhancing chemical which is to be reacted with the treatment chemical in the subterranean formation. Preferably, the first and second aqueous phases remain generally separately dispersed and stable within the oil continuous phase prior to being introduced into the subterranean formation. The emulsion is then placed down a well bore and into the subterranean formation. The first and second aqueous phases then interact with one another in the subterranean formation such that the treatment chemical and the retention enhancing chemical react with one another resulting in the treatment chemical being retained in the subterranean formation at a greater efficiency than had the second aqueous phase, including the retention enhancing chemical, not been used.

System, including methods, apparatus, compositions, and kits, for the mixing of small volumes of fluid by coalescence of multiple emulsions.

The invention provides a preparation method of high softening point asphalt, and the method comprises: heating an asphalt raw material to a molten state, subjecting the asphalt raw material, reaction additives accounting for 0.01%-5% of the total mass of the asphalt raw material, as well as air to full premixing reaction, with the mixing temperature controlled at 80-180DEG C and the mixing time controlled at 1min-40min; then introducing the mixture to an oxidation reactor for air blowing oxidation at a temperature of 200-340DEG C for 3-10h, with the air blowing rate of an oxidation tower maintained at 0.05-0.5m<3>.kg<-1>.h<-1>, thus obtaining a high softening point asphalt product with excellent high temperature performance and temperature susceptibility resistance. The method of the invention solves the problems of overlong reaction time, nonuniform air distribution, easy coking, short oxidation tower operation cycle, and poor product performance, etc. existing in current high softening point asphalt production processes by oxidation method.

A process chamber is provided which includes a gate configured to align barriers with an opening of the gate and an opening of the process chamber such that the two openings are either sealed or provide an air passage to the chamber. A method is provided and includes sealing an opening of a chamber with a gate latch and exposing a topography to a first set of process steps, opening the gate latch such that an air passage is provided to the process chamber, and exposing the topography to a second set of process steps without allowing liquids within the chamber to flow through the air passage. A substrate holder comprising a clamping jaw with a lever and a support member coupled to the lever is also contemplated herein. A process chamber with a reservoir arranged above a substrate holder is also provided herein.

The invention described concerns an anode electrode comprising a hydrogen storage material / alloy and a high energy density metal. In addition a hydrogen electrocatalyst may be added to increase the hydrogen reaction rate. The high energy density metal is selected from a group consisting of Al, Zn, Mg and Fe, or from a combination of these metals. A method of production of an electrode comprising a hydrogen storage alloy and a high energy density metal is also described. The method comprises sintering or binding a high energy density metal powder and / or hydrogen storage alloy into at least one thin street, and calendaring or pressing said sheet forming the electrode. The anode electrode may be used in metal hydride batteries and metal air fuel cells.

The invention discloses a heliostat tracking control device, which comprises a main controller and a closed-loop tracking sensor. The main controller comprises a DSP control circuit, a RTC real-time clock, digital signal input and output units, an analog signal input unit, a signal amplifying circuit, a human-computer interface device, a display device, a watchdog circuit, an asynchronous motor, a line of serial port communication interface which carries out the communication with a monitoring computer, and a line of serial port communication interface which carries out the communication with an azimuth angle and altitude angle encoder. The invention further discloses a heliostat tracking control method, the method adopts the open-loop and the closed-loop combined control, the open-loop roughly calculates and adjusts the position of a heliostat and the closed-loop corrects and eliminates the accumulated error till the precise tracking. The heliostat tracking control device has the advantages that the heliostat tracking control device can not have the accumulated error or the failure of the tracking system due to the rainy and cloudy weather. The system adopts the combined control algorithm within the control period, thus achieving the precise tracking of the heliostat. The tracking reaction speed, the power consumption and the cost are low, thus forming a modular structure.

The invention discloses a method for producing porous nano silica and active carbon by utilizing rice hull ash, which comprises the following steps of: at lower temperature and normal pressure, performing secondary alkali dissolution on subcarbonate, and filtering to obtain alkali-dissolved filter liquor and filter residue; adding a certain amount of dispersing agent into the filter liquor, reducing temperature for ageing, filtering, washing, and removing the dispersing agent to obtain the porous nano silica; and adding an activating agent into the alkali-dissolved filter residue, activating, washing and drying to obtain the high specific surface area active carbon. The alkali and the active carbon can be recycled, and only a small amount of alkali and active carbon is lost. The method has the advantages of not seriously corroding equipment due to no high-temperature and high-pressure alkali boiling, sufficient raw materials, low price, no environmental pollution, and higher quality of the obtained active carbon and silica.