Abstract: The present invention belongs to the flue gas desulfuration field. Specifically, the present invention relates to a supported solid-phase catalyst for oxidizing the by-product magnesium sulfite in a magnesium desulfuration process, and to preparation method and use thereof. The catalyst uses an activated carbon particle as a support, and cobalt nitrate, manganese nitrate, copper nitrate and ferrous nitrate as catalytically active components. The preparation method is as follows: mixing the pre-treated activated carbon support with the catalytically active components, followed by oscillating, standing under microwave irradiation, filtrating, drying, baking, so as to obtain the supported solid-phase catalyst.

Abstract: An electronic device able to identify fingerprints ultrasonically includes a substrate, a fingerprint identification structure, and an adhesive layer. The fingerprint identification structure includes a thin film transistor (TFT) substrate and a flexible printed circuit (FPC). The FPC includes a first portion and a second portion. The first portion is located on a surface of the TFT substrate facing away from the substrate. The second portion is extended from an end of the first portion to be electrically connected to a surface of the TFT substrate facing the substrate. The second portion is separated from the adhesive layer. A space is defined between the second portion and the substrate. The adhesive layer is susceptible to deformation and decomposition from environmental conditions.

Abstract: The present disclosure provides cytidine derivative dimers, salts and compositions of the cytidine derivative dimers, and methods of making and using the cytidine derivative dimers. The compounds that useful for treating a neoplasm in mammalian subjects. The cytidine derivative dimer has the following general formula (I): where R1 is C1-C10 alkyl, C1-C10 substituted alkyl, —(CH2)n-Ph, or substituted —(CH2)n-Ph; R2 is C1-C10 alkyl, C1-C10 substituted alkyl, —(CH2)n-Ph, or substituted —(CH2)n-Ph; R3 is hydrogen, alkoxycarbonyl or substituted alkoxycarbonyl; R4 is hydrogen, alkoxycarbonyl or substituted alkoxycarbonyl; and R5 is —(CH2)n—, substituted —(CH2)n—, or —(CH2)n—X1—X2—, X1 being O or S, and X2 being —(CH2)n-Ph, pyrimidyl, pyranyl, imidazolyl, pyrazinyl, or pyridyl. The disclosed cytidine derivative dimers/salts provide high anti-tumor activity with low toxicity and are useful for treating cancers.

Abstract: The disclosed embodiments provide a system for processing data. During operation, the system obtains a set of features for a customer of an educational technology product. Next, the system uses the set of features to calculate an overall score representing a predicted purchase behavior of the customer with the educational technology product. The system then uses multiple subsets of the features to calculate a set of sub-scores that characterize different components of the overall score. Finally, the system outputs the overall score and the sub-scores for use in managing sales activity with the customer.

Abstract: A wearable ultrasonic device constantly emitting waves attached with a readout display device includes a frame defining a space, an ultrasonic sensor, and a display panel received in the space. The ultrasonic sensor monitors a user's health. The display panel is positioned on the ultrasonic sensor. The ultrasonic sensor includes a signal transmitting layer configured to emit ultrasonic waves. The signal transmitting layer includes a second electrode layer and a plurality of piezoelectric units formed on the second electrode layer. Each piezoelectric unit includes a second piezoelectric material layer formed on the second electrode layer and a conductive layer formed on the second piezoelectric material layer.

Abstract: An ultrasonic sensing apparatus held next to a target can detect vital signs of the target. The ultrasonic sensing apparatus includes a first flexible circuit board, a transmitting layer, a readout layer, and a receiving layer. Emitting elements in the transmitting layer generate ultrasonic signals and the receiving layer receives reflected ultrasonic signals and converts the reflections into electrical signals. The emitting elements are staggered in relation to elements of the receiving layer for better resolution and accuracy. The readout layer reads the electric signals for calculating vital signs. The readout layer includes input lines and output lines and readout pixels are defined by the crossing points of input and output lines. Ultrasonic signals are generated during a first period, and the reflections are read in a second period next following. The readout layer completes one reading operation corresponding to one readout pixel during the second period.

Abstract: An ultrasonic sensor for monitoring a user's health characteristics, is flexible and close-fitting on the user's skin. The ultrasonic sensor includes a substrate, a signal transmitting layer positioned on the substrate, a signal receiving layer positioned on the substrate, and a flexible layer positioned on the signal receiving layer. The flexible layer is configured to attach to the user's skin. The signal transmitting layer includes a second electrode layer and a plurality of piezoelectric units formed on the second electrode layer. Each piezoelectric unit includes a second piezoelectric material layer formed on the second electrode layer and a conductive layer formed on the second piezoelectric material layer.

Abstract: The disclosed embodiments provide a system for processing data. During operation, the system obtains a set of overall scores representing predicted purchase behaviors of a set of customers with an educational technology product. Next, the system displays a graphical user interface (GUI) comprising a customer prioritization chart for the educational technology product. The system then displays representations of the overall scores in the customer prioritization chart. Finally, the system displays, in the GUI, the set of overall scores and a breakdown of the overall scores into a set of sub-scores that characterize different components of the overall scores.

Abstract: The present invention provides waterborne curable film-forming compositions comprising: a) an aqueous dispersion of polymeric acrylic particles, wherein the particles have a Z average particle size less than 80 nm and have reactive functional groups; wherein the particles are prepared from a monomer mixture comprising ethylenically unsaturated monomers that are polymerized in the presence of a branched polymer having an acid value of 40-200, wherein the branched polymer is prepared from ethylenically unsaturated monomers; b) a crosslinking agent having functional groups reactive with functional groups on the polymeric acrylic particles; and c) an aqueous dispersion of at least one additional polymer having hydroxyl and/or acid functional groups and having a Z average particle size greater than 100 nm. Further provided are multilayer coated substrates comprising the curable film-forming compositions and methods for forming a composite coating on a substrate using the curable film-forming compositions.

Abstract: A method for manufacturing a plurality of fingerprint identification modules simultaneously is provided. A first thin film and a second thin film are formed on a first transfer base and a second transfer base respectively. The first thin film and the second thin film are cut respectively to form a plurality of first thin film units and a plurality of second thin film units. The first transfer base and the second transfer base are adhered on opposite surfaces of a substrate. The first thin film units and the second thin film units are cut respectively to form a plurality of the first piezoelectric layers and a plurality of the second piezoelectric layers. A plurality of first slits and a plurality of second slits are formed on opposite surfaces of the substrate for breaking the mother base into the fingerprint identification modules.

Abstract: An assembly for preventing accidental shutdowns includes a trigger, a first button, a resisting portion, a first driving portion, a second driving portion, a sliding block, and a processing unit. The sliding block includes at least one block and at least one groove. When the electronic device is in a shutdown state, the at least one resisting wall is in the at least one groove. When the electronic device is powered on, the processing unit controls the first driving portion to drive the resisting portion to rise up, and controls the second driving portion to drive the sliding block to move horizontally related to the first button until one end of the resisting wall resists against the first button. The other end of the resisting wall resists against the at least one block. An electronic device with the assembly is also provided.

Abstract: A road segment set influenced by an event on the basis of a connected network is identified. The connected network is built on the basis of reachability of a road segment in the road network. Furthermore, each road segment in the road segment set is reachable via the road network from the location of the event, or, in the alternative, the location of the event is reachable via the road network from each road segment in the road segment set. A query index is generated on the basis of the event and the road segment set.

Abstract: A method of forming a dendrimer hydrogel, the method comprising providing one or more amine end-functioned polyamidoamine (PAMAM) as a first reactant; providing one or more small molecule, polymer, hyperbranched molecule, or dendrimer as a second reactant, wherein the second reactant comprises one or more acrylate groups; and reacting the first reactant with the second reactant by way of conjugate addition. Compositions obtained thereby and uses thereof are also provided.

Abstract: The disclosed embodiments provide a system for processing data. During operation, the system obtains a first set of rules for assigning a first set of sales professionals to a first set of accounts, wherein the first set of rules comprises a representative load rule, a matching rule, and a balancing rule. Next, the system applies an optimization technique to the first set of rules and a first set of parameters associated with the first set of sales professionals and the first set of accounts to produce a first set of assignments of the first set of sales professionals to the first set of accounts. The system then outputs the first set of assignments for using in managing sales activity of the first set of sales professionals.

Abstract: An ultrasonic sensor includes a first electrode, a first piezoelectric layer, a substrate, a second electrode, a second piezoelectric layer, and a third electrode. The first electrode and the first piezoelectric layer are stacked on a first surface of the substrate. The second electrode, the second piezoelectric layer, and the third electrode are stacked on a second surface opposite to the first surface of the substrate. The substrate is made of chemically strengthened glass.

Abstract: An ultrasonic sensor includes a substrate. A first electrode and a first piezoelectric layer are stacked on one side of the substrate. A second electrode and a second piezoelectric layer are stacked on the other side of the substrate. A notch is defined in the first piezoelectric layer. And a conductive film is coated within the notch to couple the first electrode and the first piezoelectric layer.

Abstract: Provided are a flash tank and an air conditioner having the same. The flash tank includes a flash tank liquid inlet (11) and a flash tank liquid outlet (12). The flash tank further includes: a plurality of flash chambers, wherein the flash chambers are arranged in sequence, every two adjacent flash chambers communicating; and a plurality of air replenishment openings (14), the air replenishment openings (14) and the flash chambers corresponding one to one and communicating with each other. The flash tank liquid inlet (11) communicates with the first flash chamber of the flash chambers, and the flash tank liquid outlet (12) communicates with the last flash chamber of the flash chambers. The flash tank may meet an air replenishment demand of a multi-stage compressor.

Abstract: The present invention is related to novel 20-sulfonylamidine derivatives of camptothecin (1), method of synthesizing the same, and use thereof as an antitumor agent, for examples an antitumor agent for treating nasopharyngeal, lung, breast or prostate cancer.

Abstract: Embodiments provide a random access method, a network device, and user equipment. The method includes receiving, by a network device, identification information sent by user equipment UE according to an access status, and allocating, by the network device, a first access network identifier to the UE according to the identification information. The method also includes sending, by the network device, the first access network identifier to the UE, and allocating, by the network device, a resource to the UE according to the first access network identifier.

Abstract: A server system automatically extracts sets of purchase transaction related data values for target purchase-related field types from purchase transaction records. The server system automatically flags respective ones of the sets of purchase transaction related data values with one or more respective incomplete purchase transaction related data values for one or more of the target purchase-related field types, and stores the flagged sets of purchase transaction related data values and ones of the other sets of purchase transaction related data values determined to be complete in a data storage system. For each of respective ones of the flagged sets of purchase transaction related data values, the server system unobtrusively recovers missing purchase transaction related information from one or more side channels based on one or more query terms and one or more query result selection criteria determined at least in part from the extracted purchase transaction related data values.