Abstract: The present invention relates to a 5G antenna and its 5G antenna housing 5G antenna housing comprising: an outside shell made of a polymer composition comprising at least:—a polymer selected from a list comprising: Polyethylene (PE), Polycarbonate (PC), Polypropylene (PP), Ethylene based elastomer Grafted polypropylene and a combination of those material,—glass fiber, an flame retardant film (3) having a rating of at least VTM2 and placed on the inner side of the outside shell in order to be between the outside shell and the 5G antenna.

Abstract: A new ring coupling structure for a linear accelerator includes an acceleration cavity, a coupling cavity, and a beam hole. The acceleration cavity and the coupling cavity are alternately assembled together. The beam hole penetrates through the acceleration cavity and the coupling cavity. The acceleration cavity adopts a bowl-shaped structure, a convex cone structure with a mesoporous is disposed on an inner wall of the acceleration cavity along the beam hole. Coupling holes between the acceleration cavity and the coupling cavity are designed as at least two waist-shaped holes uniformly distributed around the beam hole. The coupling cavity adopts a disc-shaped cavity structure with a thickened edge, and a nose cone is disposed in the coupling cavity and welded with cavity walls at both ends of a coupler. The left and right waveguide plates of the coupling cavity are welded together by using the nose cone.

Abstract: Provided are novel prodrugs of treprostinil, as well as methods of making and methods of using these prodrugs.

Abstract: Provided are a continuous post-treatment method and device for a penem compound. The method includes the following steps: S1, performing continuous extraction on a reaction crude product of a penem compound, to obtain an extraction heavy phase and an extraction light phase; S2, performing continuous solid-liquid separation on the extraction heavy phase, to obtain a liquid phase separation product; S3, performing continuous pH adjustment on the liquid phase separation product until a pH value thereof is 6.1-6.3, to obtain pH-adjusted solution; and S4, performing continuous crystallization treatment on the pH-adjusted solution by a first crystallization solvent, to obtain a penem compound product. The use of the method for the post-treatment of the reaction crude product of the penem compound has the advantages of high treatment speed and high efficiency, and stable material properties and a low deterioration rate during the treatment, and has better control over the yield and purity of a target product.

Abstract: Provided are a fibroblast activation protein inhibitor (FAPI) dimer compound, an FAPI dimer-based positron emission tomography (PET) imaging agent for tumor diagnosis, and a preparation method and use thereof. An amphiphilic polyethylene glycol (PEG) chain and a dimerized structure of FAPI in the FAPI dimer compound with a structure shown in formula I can improve the in vivo kinetic properties of the compound and prolong a residence time of the compound in a tumor, thereby improving the uptake and imaging effects in the tumor. The accurate tumor diagnosis can be achieved by labeling the FAPI dimer compound with a diagnostic nuclide (68Ga), which has promising application prospects in PET imaging for diagnosis and in the preparation of a therapeutic nuclide (such as 177Lu or 90Y)-labeled drug for treating a FAP-?-expressing tumor.

Abstract: A display panel and a display device are provided in the present disclosure. The display panel includes a substrate and an array layer disposed on a side of the substrate; a light-emitting layer, where the light-emitting layer is on a side of the array layer away from the substrate and includes a plurality of light-emitting units; and a color filter layer. The color filter layer includes a light-blocking portion and a plurality of color resist units; the plurality of color resist units is disposed corresponding to the plurality of light-emitting units; at least two color resist units of a same color have different orthographic projection shapes on a same first plane; a first plane at least includes one of a first sub-plane and a second sub-plane; the first sub-plane is a plane perpendicular to the substrate; and the second sub-plane is a plane in parallel with the substrate.

Abstract: An electrode cell manufacturing process may include forming an electrode sheet including an electrode material and an active material. A first plurality of electrode tab windows may be defined in the active material to expose first portions of the electrode material. The process may also include slitting the electrode sheet along a first line that orthogonally intersects the first plurality of electrode tab windows to define a first electrode strip including a first set of electrodes and a second electrode strip including a second set of electrodes.

Abstract: A cross-coupling control method for moving beam of gantry machine tool is disclosed, which relates to the technical field of CNC machine tool control. The cross-coupling control method includes: Step 1: establishing a crossbeam dynamics model considering a ram on the crossbeam, and at the same time simplifying the model for an observer design; step 2: realizing a PID control parameter adjustment of motors at both ends in accordance with a method of parameter tuning of a unilateral servo control system; using a servo system with the same control parameters to jointly drive the crossbeam up and down, realizing the synchronous control and realizing PID control parameter tuning for both end motors. The disclosure not only reduces the synchronization error caused by the torsion of the crossbeam, but also solves the synchronization error caused by the asymmetric load on both sides, and improves the system robustness and stability.

Abstract: A global shutter image sensor with improved pixel failure coverage detects failures caused by the pixel chip of the image sensor. The global shutter image sensor includes a pixel chip including an array of photodiodes and associated logic, and a logic chip, bonded to the pixel chip, including an array of logic blocks for processing the images detected by the photodiodes. A failure detection circuit coupled to a reference voltage node of the image sensor detects a failure in the pixel chip by capturing a first level of pixel bias current and a second level of pixel bias current wherein a difference between the first level and the second level drives an output of the failure detection circuit either as logic high or as logic low.

Abstract: An information processing method and apparatus, a terminal, and a storage medium. The information processing method comprises: determining first content in response to a first operation event of a first control in a first document (S11); and adding the first content to the first document on the basis of content information and type information of the first content (S12). The type information comprises first type information and/or second type information, the second type information having an association with the first type information. In the described method, first content can be added to a first document according to content information and type information of the first content, so as to distinguish different ways of adding the first content.

Abstract: The disclosure provides a kit for detecting microsatellite instability and a method therefor. The kit includes a negative control, a plurality of qPCR reaction solutions, a qPCR premix and a sterile enzyme-free water; the plurality of qPCR reaction solutions includes 6 pairs of upstream primers and downstream primers of which the MSI mutation site is amplified, and a reference probe for the internal reference and a detection probe for the mutation site. The difference between the amplification of the gene and the gene at the mutation site of the samples and the negative control is used to detect the microsatellite instability. The method and kit as provided is easy and simple without the need of normal tissues being a control, and the need to open the cap. By doing so, aerosol pollution is avoided and sample supplies are conserved.

Abstract: The present invention belongs to the field of petrochemical industry, and discloses a method for selective hydrogenation of butadiene extraction tail gas and a selective hydrogenation apparatus thereof.

Abstract: The present disclosure provides a formula of a remover reagent for a cured silicone sealant and a method using the same. The remover reagent is prepared from an acid catalyst and a solvent each having a high boiling point and a high flash point. The acid catalyst is benzenesulfonic acid or alkylbenzenesulfonic acid. The solvent is mineral oil and/or silicone oil. The cured silicone sealant is first soaked with the remover reagent for 30 to 120 min, and then baked at a high temperature of 80 to 120° C. for 10 min or above into debris or powder, whereby the cured silicone sealant with a thickness of 10 mm or above can be removed. Moreover, the remover reagent has the advantages of readily available raw materials, high safety, environmentally friendliness, convenient preparation and good sealant removal effect, and thus, has good application prospects.

Abstract: Embodiments of the present disclosure relate to a permission setting method and apparatus, a device, and a medium. The method includes: displaying a permission customization control, in response to a trigger operation on a permission setting object of task information, the permission setting object including a first information object and/or a second information object, the second information object being subordinate to the first information object; displaying a permission editing interface, in response to a trigger operation on the permission customization control, and receiving customization permission information via the permission editing interface; and displaying the customization permission information corresponding to the permission setting object. Therefore, a hierarchy structure based on the task information satisfies a setting need for content-based permission customization, and improves a permission management efficiency.

Abstract: Provided are novel treprostinil based compounds, methods of treatment using the same, and their methods of making.

Abstract: Provided are novel prodrugs of treprostinil, as well as methods of making and methods of using these prodrugs.

Abstract: The present invention provides recombinant Escherichia coli for producing glutarate, a construction method and use thereof. A double-plasmid recombinant bacterium is constructed through molecular biological means for co-expressing an aldehyde synthase (AAS) gene, an amine oxidase Mao (gene) and an aldehyde dehydrogenase (Glox) gene. The constructed expression plasmids are introduced into the Escherichia coli to reconstruct to obtain recombinant cells. A recombination strain for efficiently producing glutarate is obtained through amicillin resistance and kanamycin resistance combined plate screening. Efficient production of the glutarate is achieved by optimizing concentration of a substrate, cell concentration and a transformation temperature. L-lysine with a concentration of 30 g/L may be transformed into 19.

Abstract: The invention provides DNA molecules and constructs, and their nucleotide sequences, useful for modulating gene expression in plants, and for specifying intracellular or extracellular localization of a gene product of interest. Transgenic plants, plant cells, plant parts, and seeds, comprising the DNA molecules operably linked to heterologous transcribable polynucleotides are also provided.

Abstract: Provided are engineered ACE2 oligomers and compositions comprising the oligomers. Also provided are compositions and methods for treating or preventing coronavirus infection and detecting coronavirus.

Abstract: A database access method and apparatus are disclosed, to ensure data security during interaction between a user and a database, and effectively reduce performance overheads. The method includes: receiving an encrypted data computation request sent by a database kernel, where the encrypted data computation request requests to perform computation on encrypted data of a user, and the database kernel runs in a non-secure execution environment; receiving encrypted data sent by the database kernel, where the encrypted data is all encrypted data in a user query request; performing decryption and computation on the encrypted data in response to the encrypted data computation request, to obtain a computation result; encrypting the computation result to obtain an encrypted computation result; and sending the encrypted computation result to the database kernel.