Abstract: A fully-continuous synthesis method of glyphosate is provided, which is performed by using a fully-continuous system including a feed pump, a plurality of micromixers, a plurality of microchannel reactors, a dynamic rotary reactor, a buffer tank, a back pressure valve, a plurality of reaction vessels and a continuous crystallizer. Glycine is used as a raw material, and reacted with a paraformaldehyde depolymerization product to yield N, N-dihydroxymethylglycine, which further undergoes esterification with dimethyl phosphite to generate methyl glyphosate. The methyl glyphosate is adjusted to be acidic, desolvated, hydrolyzed and purified to obtain glyphosate.

Abstract: In one aspect, a method of operating a high-throughput mass analysis device is disclosed, which includes sampling an unseparated sample from at least one sample holding element during a sampling interval for introduction of the sample into an ion source for ionizing the sample to generate a plurality of ions associated with at least one target analyte (herein also referred to as a target compound), if any, in said sample for delivery to an ion mobility separation device, and activating at least one control parameter of said ion mobility separation device for detection of said ions based on timing of the sampling of the sample and at least one identifier associated with the sample.

Abstract: The present disclosure provides a fine detection device and method for crack initiation and propagation of a rock specimen during loading process. The device comprises an organic glass skeleton, a plurality of sensor support skeletons, a multi-parameter dynamic acquisition system, a servo press bearing platform and a computer, wherein the organic glass skeleton is placed in the middle of the servo press bearing platform, the sensor support skeletons are arranged inside the organic glass skeleton, the rock specimen is arranged inside the sensor support skeleton, the multi-parameter dynamic acquisition system is fixedly arranged on the sensor support skeleton, the multi-parameter dynamic acquisition system is in contact with the rock specimen, and the multi-parameter dynamic acquisition system and the servo press bearing platform are electrically connected to the computer.

Abstract: System and method for high-throughput mass spectrometry are disclosed. In some embodiments the system comprises a sample introduction device, an ion source, an ion mobility separation device, a mass analyzer and a controller adapted to receive certain parameters from the IMSD and determine a mass range for more efficient operation of the mass analyzer. In some embodiments, the controller is adapted to provide data to, and receive data from other components to make the operation of the IMSD and the mass analyzer more efficient.

Abstract: Provided are a multi-scale and multi-parameter collaborative testing device and method for true triaxial hydraulic fracturing. The method includes: processing a retrieved rock sample, forming a fracturing port on the top surface of a rock specimen, placing a fracturing pipe in a hole, and connecting the fracturing pipe to a high-pressure water supply pipe; installing and connecting sensors on pressure plates, connecting wires, and turning on testing devices; sealing an airtight chamber, filling oil into the airtight chamber until the airtight chamber is full of oil, and keeping a room temperature constant; turning on a water supply device, starting hydraulic fracturing, and turning on testing modules at the same time; and stopping hydraulic fracturing after complete fracture of the specimen, returning oil to an oil tank, opening the airtight chamber to take out the specimen for observation and photographing, and performing data processing and analysis at the same time.

Abstract: A method is provided for obtaining new distant germplasm of intergeneric hybridized potato based on grafting-mentor, including the following steps: (1) using young branches, which are growing well, free of diseases, non-lignified, and from an upper part of Lycium as rootstock; (2) using seedlings of diploid primitive cultivated potato with 2-3 unfolded leaves as scion; (3) grafting; (4) conducting post-grafting management; (5) obtaining distant hybridized germplasm by using potato flower buds from the grafted plants for pollination, obtaining seeds of potato varieties after self-fertility, performing pre-germination on selfing seeds, obtaining true seed mini-tubers, and using these mini-tubers for further grafting and pollination to obtain distant hybridized seeds, performing tissue culture propagation on the distant hybridized seeds to obtain F1 asexual clone line foundation seeds.

Abstract: A wireless input/output (IO) device missed position offset value recovery and compensation system of a wireless communication dongle at an information handling system comprising a controller to transmit with a wireless radio system a polling packet to instruct a wireless mouse to transmit a selected number of data packets, each including a compressed two byte payload of wireless mouse position changes within a data packet frame, the wireless radio system to detect missing data packets within the data packet frame. The controller to translate the wireless mouse position offset values from received payloads into determined cursor positional data for a displayed cursor and to estimate cursor positional data for missing data packets based on wireless mouse position offset values in received payloads in the data packet frame, and the controller to communicate the received and estimated cursor positional data to an operating system of the information handling system.

Abstract: A device for fully-continuous synthesis of glyphosate is provided. The device includes a first feed pump, a second feed pump, a third feed pump, a fourth feed pump, a fifth feed pump, a six feed pump, a seventh feed pump, a first micromixer, a second micromixer, a third micromixer, a fourth micromixer, a first microchannel reactor, a second microchannel reactor, a third microchannel reactor, a fourth microchannel reactor, a fifth microchannel reactor, a sixth microchannel reactor, a first stirring vessel, a second stirring vessel, a third stirring vessel, a buffer tank, a first back pressure valve, a second back pressure valve and a continuous crystallizer that are connected according to a glyphosate synthesis route. The device can realize continuous production of glyphosate.

Abstract: A continuous-flow preparation method for an amino alcohol compound using a micro-reaction system. The micro-reaction system includes a feed pump, a micromixer, a microchannel reactor, and a back pressure valve. An aldehyde compound and an amine compound are simultaneously fed to the micro-mixer for mixing to obtain a mixed solution. The mixed solution is directly fed to the micro-channel reactor and undergoes an addition reaction. The reaction mixture is collected, and subjected to concentration, separation and purification to obtain the desired amino alcohol compound.

Abstract: The secondary amide contained in the extraction system consists of a single compound or a mixture of two or more compounds, wherein R1 is selected from a C2˜C12 alkyl, or a C3˜C12 cycloalkyl containing a single-ring structure, R2 is selected from a C1˜C11 alkyl, or a C3˜C11 cycloalkyl containing a single-ring structure; the total number of carbon atoms in the molecule is 12˜18. With a volume ratio of an organic phase and a brine phase being 1˜10:1, at a brine density of 1.25˜1.38 g/cm3 and at a temperature of 0˜50° C., a single-stage or multi-stage countercurrent extraction and a stripping are conducted to obtain a water phase with a low magnesium-lithium ratio, which is subjected to concentration, impurity removal and preparation to get lithium chloride, lithium carbonate and lithium hydroxide respectively. Water is used for stripping, greatly reducing the consumption of acid and base, and the separation process is shortened.

Abstract: A memory structure includes a substrate, a barrier layer, an etch stop layer, a bottom electrode, a data storage feature and a top electrode. The substrate has a metal trench. The barrier layer is disposed over the metal trench. The etch stop layer surrounds the barrier layer, and, together with the barrier layer, completely covers the metal trench. The bottom electrode is disposed over the barrier layer. The data storage feature is disposed over the bottom electrode. The top electrode is disposed over the data storage feature.

Abstract: This disclosure describes a verification service within a service provider network for automatically verifying and validating documents. A user may upload a document image to the verification service. A pre-processing service may pre-process the document image. The pre-processed document image may then be forwarded to a first machine learning ML model for similarity evaluation. Once the first ML model has completed its evaluation of the document image, the first ML model may forward the document image to a second ML model for symbol recognition, which may then forward the business license to an optical recognition (OCR) service for OCR validation. If the document image is validated, e.g., is an image of a purported document type, as will be discussed further herein, the publishing service may pre-populate, e.g., publish, information from the document image to an account template.

Abstract: A camera invocation method includes preview interfaces corresponding to a plurality of applications in an electronic device that simultaneously display an image captured in real time by a camera of the electronic device, where the applications share the camera.

Abstract: A method for preparing a black phosphorus-modified copper-based catalyst for organic hydrogenation is provided. The method comprises: preparing the black phosphorus-modified copper-based catalyst by a hydrothermal, a stirring and a ball milling mode with a copper-based catalyst as the active component and black phosphorus as the auxiliary agent. The present invention greatly improves the catalytic performance of the copper-based catalyst while reducing the usage amount of the catalyst through the synergistic effect between black phosphorus and copper, which is beneficial to improving the economic benefits of industrial production. Finally, an energy-saving, environment-friendly and efficient organic hydrogenation catalytic process is achieved. The method of the present invention has the characteristics of high efficiency, simplicity, green and pollution-free reaction process and the like, so has high industrial application value.

Abstract: A method for generating a human body depth map includes: acquiring a skeletal point position of each skeletal point in a skeleton of a target object in a two-dimensional image coordinate system, and acquiring a distance from each skeletal point to a camera imaging plane in a three-dimensional camera coordinate system; acquiring a blank canvas for drawing a human body depth map; determining a depth value of each first pixel point of the skeleton based on the skeletal point position and the distance of each skeletal point; and drawing in the blank canvas based on the depth value of each first pixel point, to obtain a human body depth map of the target object.

Abstract: The disclosure relates to a transmitter assembly for a hazardous environment. The transmitter assembly includes a transmitter that includes a transmitting unit and a probe. The transmitting unit is configured to be positioned in a first area and includes an intrinsically safe circuit. The probe is configured to be positioned in a second area that is more hazardous and has a higher equipment protection level than the first area. The probe is electrically connected directly or indirectly to the intrinsically safe circuit. The transmitter assembly also includes a separation assembly positioned between the transmitting unit and the probe and including a hermetic seal configured to be electrically connected to the transmitting unit and the probe and a nut defining a tunnel sized to receive the hermetic seal therein. The exterior threads of the nut are complementary to threads on a partition wall positioned between the transmitting unit and the probe.

Abstract: An artificial intelligence-based semantic recognition method, apparatus, and device. In the artificial intelligence-based semantic recognition method, a pre-trained semantic recognition model is trained by using a training corpus configured by a developer on a model training platform such as a Bot platform and a negative corpus provided on the model training platform, where the negative corpus is extracted by mapping an encoding value of the training corpus to a negative corpus set. Therefore, the negative corpus is extracted based on the encoding value of the training corpus, and a randomized method for generating the negative corpus is changed into a stable method.

Abstract: In some embodiments, the present disclosure relates to an integrated chip (IC), including a bottom electrode overlying an interconnect structure disposed within a lower inter-level dielectric (ILD) layer, a top electrode over the bottom electrode, a data storage structure between the top electrode from the bottom electrode, a conductive barrier layer overlying the interconnect structure, and a bottom electrode via (BEVA) vertically separating and contacting a bottom surface of the bottom electrode and a top surface of the conductive barrier layer. A maximum width of the BEVA is less than a width of the data storage structure.

Abstract: A device and a method for metal preparation by electro-reduction of a molten salt are provided. The device includes a reactor, an electrical conductor, a power supply, a gas charging and discharging mechanism, and a closure mechanism; the reactor is a barrel body with a conductive base plate and an insulated peripheral wall and opens at one end, a barrel cavity of the reactor is configured to lay down a reactant and a molten salt substance; the electrical conductor is configured to be inserted into the molten salt substance; the reactor and the electrical conductor are disposed inside the closure mechanism; a positive pole of the power supply is electrically connected to the electrical conductor, and a negative pole is electrically connected to the conductive base plate; the gas charging and discharging mechanism is configured to continuously charge a protective gas into the reactor while removing an exhaust gas.