Abstract: A microfluidic valve provided herein is configured to mix or capable of mixing a sample and/or a reagent in addition to controlling liquid flow. In one embodiment, the microfluidic valve comprises a rotor (3) and one or more micro-structures (2) that move with the rotation of the rotor (3). In one embodiment, the one or more micro-structures (2) stir and/or mix content in a mixing chamber (5) formed by the rotor (3), a base (1), and a sleeve (4) of the microfluidic valve. A microfluidic chip or chip system comprising one or more of the microfluidic valves, and methods of use, are also provided.

Abstract: The following relates to an improved system and method for delivering medication to a patient through a syringe. A intravascular (IV) device may include a syringe, a temperature sensor, flow detector, and a reader such as a barcode reader or radiofrequency ID (RFID) reader. The reader may measure information that indicates a medication type. Information measured by the IV device may be used along with patient vital sign information to form a closed-loop feedback system to control the IV device.

Abstract: A framework for generating optimized recommendations is described herein. For example, an optimized customer recommendation engine is described herein. Customer data is collected and pre-processed into a data model. Recommendations are calculated and provided by an aggregated method. The aggregated output is generated based on the outputs of a real-time prediction model and an offline modeling process. The real-time prediction model may be an online modeling training technique based on support vector machines (SVM) to classify customers and provide quick recommendations. The offline modeling process may be a learning process based on a back-propagation artificial neural network (BP-ANN) to provide with reliable predictions. Validation may be introduced to evaluate the accuracy of the recommendation model.

Abstract: A semiconductor device employs at least one of semiconductor chip groups. The semiconductor device includes a semiconductor chip included in the semiconductor chip groups, and a package. The semiconductor chip includes an information recording region on which is recorded a first piece of identification information indicating to which group of the semiconductor chip groups the semiconductor chip belongs based on a first category. The information recording region includes a plurality of fuses selectively blown in accordance with the first piece of identification information. Indicated on the package is a second piece of identification information indicating to which group of the semiconductor chip groups the semiconductor chip belongs based on a second category. The first and second pieces of identification information are combined together to identify the semiconductor chip from among the semiconductor chip groups.

Abstract: An adaptive power regulation converter for battery powered emergency lighting LED driver is disclosed. The power feedback and power compensation circuits regulate the output power to LED strings and provides tighten regulated constant power and constant lumens for emergency light during power out time. The adaptive power regulation converter can be used for a great range of LED strings.

Abstract: The invention relates to a molecular sieve modification method and a catalytic cracking catalyst containing a molecular sieve. The method comprises: mixing a solution containing an ion of a Group MB metal in the periodic table, an organic complexing agent, and/or a dispersant and a precipitation agent, and stirring the same to form a suspension containing a precipitant of a Group IIIB element; and mixing the resulting precipitant and a molecular sieve slurry, stirring the same to obtain a mixed slurry containing the precipitant of the Group MB element and a molecular sieve, and performing spray drying and optional calcination, to obtain a modified molecular sieve. The catalyst comprises, as calculated based on the catalyst mass being 100%, 10-55% of a modified molecular sieve (on a dry basis), 10-80% of clay (on a dry basis), 0-40% of an inorganic oxide (on an oxide basis), and 5-40% of a binding agent (on an oxide basis). The catalyst has good activity stability and heavy metal contamination resistance.

Abstract: The present disclosure relates to a data processing method, device and system. The method includes: acquiring samples of data to be collected, and pre-processing the samples of the data to be collected to obtain a data collection mode, a data processing model and a collection task of each node in a cluster; according to the data collection mode, the data processing model and the collection task of each node in the cluster, controlling each node in the cluster to perform data collection and data processing to obtain processed data; and uniformly fusing the processed data to obtain uniformly fused data.

Abstract: A preparation method for modified molecular sieve and a modified molecular sieve-containing catalytic cracking catalyst. The preparation method comprises: mixing molecular sieve slurry, a compound solution containing ions of group IIIB metals of the periodic table of elements, organic complexing agent and/or dispersing agent and precipitating agent to obtain mixed slurry containing molecular sieve and precipitates of group IIIB elements in the periodic table of elements; and drying, and roasting or not roasting to obtain molecular sieve modified by the group IIIB elements. A weight ratio of group IIIB elements calculated based on oxides to molecular sieve dry basis is equal to (0.3-10):100, a molar ratio of organic complexing agent to ions of group IIIB metals is equal to (0.3-10):1, and a molar ratio of dispersing agent to the ions of group IIIB metals is equal to (0.2-16):1. Also related to is the catalytic cracking catalyst containing the modified molecular sieve prepared according to the method.

Abstract: A system and a method maintain a medical body area network (MBAN). Devices of the MBAN are communicated with over one or more channels of the MBAN. The one or more channels include a primary channel, and each of the devices is assigned to one of the one or more channels. Further, a duty cycle of each of the one or more channels is continuously monitored. In response to the duty cycle of the primary channel meeting or exceeding a duty cycle limit, a device of the devices is moved to a secondary channel.

Abstract: A magnetic hydrotalcite composite which is useful in fields such as wastewater treatment, ultraviolet absorption, electromagnetic wave absorption and acid gas absorption, and a production method thereof. The magnetic hydrotalcite composite comprises an inner layer and an outer layer, in which the inner layer is made of a hydrotalcite compound and the outer layer is made of a ferrite compound.

Abstract: This invention relates to biotechnology, more particularly, to water-soluble polymeric delivery systems for the imaging, evaluation and/or treatment of rheumatoid arthritis and other inflammatory diseases. Using modern MR imaging techniques, the specific accumulation of macromolecules in arthritic joints in adjuvant-induced arthritis in rats is demonstrated. The strong correlation between the uptake and retention of the MR contrast agent labeled polymer with histopathological features of inflammation and local tissue damage demonstrates the practical applications of the macromolecular delivery system of the invention.

Abstract: A semiconductor device driving circuit includes: a signal transmission circuit including a first level shift circuit, the signal transmission circuit and an unsaturated voltage detection circuit configured to output a first error signal when an unsaturated voltage of a semiconductor switching element driven by the drive signal is detected. The semiconductor device driving circuit generates a second error signal having the second voltage level by level-shifting the first error signal or a converted signal obtained by converting the first error signal into a pulse signal. The semiconductor device driving circuit further includes a soft shutdown circuit configured to change a drive signal for the semiconductor switching element to softly shut down the semiconductor switching element when the second error signal is input.

Abstract: The present disclosure provides a mask plate, an exposure device and an exposure method. The mask plate includes a base plate and a plurality of patterns with openings arranged on the base plate. The base plate includes a first region corresponding to a position where a developing agent has a low concentration in the case that a target substrate is to be developed, and a second region corresponding to a position where the developing agent has a high concentration in the case that the target substrate is to be developed. In the case that the target substrate is exposed using the mask plate, an amount of light beams passing through each pattern at the first region of the base plate is greater than an amount of the light beams passing through each pattern at the second region of the base plate.

Abstract: A data center rack allocation system allocates rack computer systems to be installed at particular rack positions based at least in part upon correlating infrastructure support requirements of the rack computer systems with infrastructure support capacities associated with the rack position. Such allocation can enable rapid incremental deployment of infrastructure and rack computer systems in a data center with flexibility to allocate various types of rack computer systems, with various support requirements, to available infrastructure. The system can identify infrastructure connections available to provide certain types of support capacity and can associate such connections with various rack positions in data centers. The system can determine the support requirements of a rack computer system in response to a determination that the rack computer system is presently inbound for delivery to a data center.

Abstract: A semiconductor device driving circuit includes: a threshold adjustment circuit; a desaturation voltage detection circuit; and a drive circuit. The threshold adjustment circuit switches the threshold between a first voltage and a second voltage which is larger than the first voltage, outputs the first voltage as the threshold when the semiconductor switching device is in an off-state, and outputs the second voltage as the threshold when the semiconductor switching device is turned on and a voltage between the first electrode and the second electrode is a saturation voltage.

Abstract: The present invention relates to a nano-metal particles and a preparation process thereof. Specifically, the nano-metal particles are prepared by a process comprising the steps of: a) providing a solution of a metal precursor; b) providing a mother liquor comprising a reducing agent; c) atomizing the solution of the metal precursor; and d) allowing the metal precursor to react with a reducing agent to form the nano-metal particles, wherein the metal precursor has a higher solubility in the first solvent than in the mother liquor. The present process for preparing nano-metal particles not only has the advantages of the traditional liquid phase chemical reduction process such as simple equipment, easy availability of raw materials, low cost, easy control of conditions, high yield, large output and the like, but also may produce the nano-metal particles having a very desirable particle size and particle size distribution.

Abstract: The present disclosure provides a curable composition containing a benzoxazine, reactive diluent and a soluble polyimide. The curable composition, upon curing, renders an article having well balanced thermal, chemical and mechanical properties and may be used in a variety of applications, such as in coatings, structural composites and encapsulating systems for electronic and electrical components.

Abstract: The present disclosure discloses a method for manufacturing a color filter substrate, a color filter substrate, and a display panel. The method includes: forming a black matrix pattern made of a negative photoresist on a base substrate; and forming a color layer on the base substrate where the black matrix pattern is formed, the color layer comprising a color sub-layer made of a positive photoresist.

Abstract: A semiconductor device drive circuit drives a semiconductor switching device including a first electrode, a second electrode, and a control electrode. The semiconductor device drive circuit includes an input terminal that receives an input signal; a level shift unit that shifts a voltage level of the input signal and outputs a drive signal to be supplied to the control electrode; a first resistor that generates a first current from a first voltage applied to the first electrode; a second resistor that generates a second current from a second voltage applied to the second electrode; and a voltage difference determination unit that outputs a detection signal when a difference between the first current and the second current is equal to or greater than a predetermined desaturation determination value. The semiconductor device drive circuit is a single integrated circuit chip.

Abstract: Disclosed are a composition for a black matrix and a method for preparing the same, a display substrate, and a display device. The composition for a black matrix comprises an adhesive, a light-shielding material, a solvent, a first dye and a monomer, wherein the light-shielding material comprises light-shielding particles, and an electrically insulating material and a base material with which the light-shielding particles are coated sequentially; and the adhesive, the first dye and the light-shielding material are bonded by the monomer.