Abstract: The present disclosure discloses a conjugation-fused bipolar redox-active molecule and its preparation method and application. The bipolar redox-active molecule includes a p-type redox active center and an n-type redox active center. The p-type redox active center and the n-type redox active center are fused in a molecular unit by conjugation.

Abstract: A liquid crystal handwriting board, comprising: a liquid crystal panel (001) and a driving assembly (002). The liquid crystal panel (001) comprises: a first substrate (100) and a second substrate (200) which are arranged opposite to each other, and a liquid crystal layer (300) located between the first substrate (100) and the second substrate (200).

Abstract: This invention relates to site-specific integration and expression of recombinant proteins in eukaryotic cells. In particular, the invention includes compositions and methods for improved expression of antigen-binding proteins including monospecific and bispecific antibodies in eukaryotic cells, particularly Chinese hamster (Cricetulus griseus) cell lines, by employing multiple expression-enhancing locus.

Abstract: The present disclosure relates to an arylamine compound and an organic electroluminescent device. The arylamine compound has a structure represented by Formula (1), and contains N atoms rich in electrons and a number of large conjugated systems, so that the electron mobility and the transition rate can be improved. The device prepared from the arylamine compound has high electrical stability, and device efficiency and long device lifetime.

Abstract: An embodiment of the present disclosure provides an array substrate having a display area and a peripheral area surrounding the display area, the display area is provided with display units therein, the display area includes a curved edge, the peripheral area is provided therein with a plurality of shift register units cascaded, at positions corresponding to the curved edge of the display area, an extending direction in which a first edge of each shift register unit extends is parallel to an outer tangent line of the curved edge or is consistent with an extending direction in which the curved edge extends, and the first edge is an inner edge of each shift register unit close to the curved edge.

Abstract: A display panel and a display device are provided. A first organic layer of the display panel forms a first barrier portion in a transition area. A first metal layer forms a second barrier portion in the transition area. The second barrier portion covers an upper surface and a first side surface of the first barrier portion, and extends away from the first side surface and beyond a boundary of the upper surface of the first barrier portion, so as to form an undercut structure. Therefore, the problem that in conventional OLED products, water and oxygen gas are easily transmitted from outside of the display panel to inside using the emission layer is alleviated.

Abstract: The invention provides a thermal structure coupling analysis method of a solid rocket motor nozzle considering the structural gaps, comprising S1: establish a model of flow field in nozzle and ascertain the cross-sectional area at different positions along the axis, perform quasi-one-dimensional isentropic flow analysis of the nozzle flow field by Newton iteration method; S2: use Bartz formula to ascertain the boundary of the nozzle convective heat transfer coefficient; S3: establish a numerical analysis project of nozzle thermal structure; a two-dimensional axisymmetric model of the nozzle thermal protection structure and a material model thereof; S4: proceed a numerical analysis of the nozzle thermal protection structure heat transfer, including model setting, material setting, contact setting, meshing, solution parameter setting, boundary condition setting, solution and result post-processing; S5: proceed a numerical analysis of the nozzle thermal protection structure thermal stress, including solution par

Abstract: Managing security access in real-time to a computer system using control lists includes detecting a security event at a computer system. The security event is analyzed including an analysis of a historical corpus having historical data of security events. An access control list is generated based on the security event. A determination is made when the security event includes abnormal behavior based on the analysis of the security event and the historical corpus. The security event is published to a monitoring system for controlling access to the computer system, in response to the security event.

Abstract: The present disclosure discloses an autonomous mobile grabbing method for a mechanical arm based on visual-haptic fusion under a complex illumination condition, which mainly includes approaching control over a target position and feedback control over environment information. According to the method, under the complex illumination condition, weighted fusion is conducted on visible light and depth images of a preselected region, identification and positioning of a target object are completed based on a deep neural network, and a mobile mechanical arm is driven to continuously approach the target object; in addition, the pose of the mechanical arm is adjusted according to contact force information of a sensor module, the external environment and the target object; and meanwhile, visual information and haptic information of the target object are fused, and the optimal grabbing pose and the appropriate grabbing force of the target object are selected.

Abstract: The disclosure provides state-of-charge (SOC) and state-of-health (SOH) estimation methods of a battery pack. The SOC estimation method of the battery pack includes the following steps. First, a current resting time, a current battery temperature, and a current measured open circuit voltage corresponding to a current initial power-on time of the battery pack are obtained. Next, an SOC value corresponding to the current initial power-on time is determined according to the obtained current resting time, current battery temperature, current measured open circuit voltage, and a relational expression between an open circuit voltage, a resting time, a battery temperature, and an SOC value at predetermined different battery temperatures, so that the battery pack can be characterized according to the obtained SOC value.

Abstract: The invention relates to novel camptothecin derivatives and their applications, tumor cell growth inhibitors, ternary complexes, and a method for improving the solubility of the camptothecin derivatives. The camptothecin derivatives are prepared by modifying the substance shown as Formula I with glycosylated triazole at position R3. In the structure shown as Formula I, R1 represents H, C1-10 alkyl, C1-10 alkyl-D or C1-10 haloalkyl; R2 represents H, CH2N(CH3)2 or CH2N(CD3)2; and R4 represents or H, wherein X represents N, O or S; and L represents polypeptide, C1-20 linear alkyl or derivatives thereof, C1-20 linear or branched acyl derivatives, C2-100 ethylene glycol or derivatives thereof. The camptothecin derivatives have high solubility, the anticancer drugs prepared from them have the advantages of wide anticancer spectrum and high safety, and have in vivo anticancer activity higher than irinotecan hydrochloride.

Abstract: A rotary kiln with a stirring function is provided, including a kiln head, a roller and a kiln tail. The roller is obliquely arranged on the kiln head and the kiln tail. The rotary kiln further includes a mounting shaft and stirring mechanisms. Linkage elements are arranged on an inner wall of the roller. The linkage elements are configured to drive the stirring mechanisms to perform a stirring operation. Each of the stirring mechanisms includes a rotating ring sleeve and two limiting slide bases. The rotating ring sleeve is provided with three telescopic frame bodies. A telescopic baffle is arranged in each of the three telescopic frame bodies. A secondary propulsion assembly is arranged in a mounting groove. A sealing cover is arranged at an inner end of the telescopic baffle. The telescopic frame body is communicated with the rotating ring sleeve.

Abstract: A mask, a manufacturing method thereof, a fine metal mask, a mask device and a use method thereof are provided. The mask includes at least one opening region and a shielding part surrounding and defining the at least one opening region. The shielding part includes a main part and at least one protrusion, in each opening region, the protrusion is protruded towards the opening region on a side of the main part facing the opening region; the main part includes an edge disposed on a side of the protrusion opposite to the opening region and with an extension direction being a same with an extension direction of the protrusion, the protrusion and a portion of the main part disposed between the edge and the protrusion includes a thinning portion with a thickness being less than a thickness of other portions of the shielding part.

Abstract: A device for imaging one dimension nanomaterials is provided. The device includes an optical microscope with a liquid immersion objective, a laser device, and a spectrometer. The laser device is configured to provide an incident light beam with a continuous spectrum. The spectrometer is configured to obtain spectral information of the one dimensional nanomaterials.

Abstract: A computer implemented method and apparatus for determining a location at which a given feature is represented in medical imaging data is disclosed. A first descriptor for a first location in first medical imaging data is obtained. The first location is the location within the first medical imaging data at which the given feature is represented. A second descriptor for each of a plurality of candidate second locations in second medical imaging data is obtained. A similarity metric indicating a degree of similarity with the first descriptor is calculated for each of the plurality of candidate second locations. A candidate second location is selected from among the plurality of candidate second locations based on the calculated similarity metrics. The location at which the given feature is represented in the second medical imaging data is determined based on the selected candidate second location.

Abstract: Aspects of the invention provided a video processing method, a video playing method, devices thereof, and a storage medium. The video processing method is applied to a terminal device and can include that a video-frame tagging operation is detected during recording of a video. The video-frame tagging operation can tag a video frame in a recorded video at different times during recording of the video. The video frame can be tagged at different times during recording of the video according to the video-frame tagging operation. A final recorded video is generated based on the tagged video frame and an untagged video frame. The video frame is tagged through the detected video-frame tagging operation and the final recorded video is generated, so that a wonderful moment in the video can be rapidly located based on the tag of the video frame during video playback, and user experience may be improved.

Abstract: This invention relates to site-specific integration and expression of recombinant proteins in eukaryotic cells. In particular, the invention includes compositions and methods for improved expression of antigen-binding proteins including monospecific and bispecifc antibodies in eukaryotic cells, particularly Chinese hamster (Cricetulus griseus) cell lines, by employing multiple expression-enhancing locus.

Abstract: Methods and systems for selecting a tool for a project is described. In an example, a processor can run a machine learning model to generate a set of requirements to implement a project. The processor can identify a keyword from the set of requirements. The processor can search for the keyword on a search engine. The processor can receive a search result from the search engine corresponding to the keyword. The processor can identify, based on the search result, a tool that can be used to implement the project, where the tool can be in compliance with the set of requirements.

Abstract: A method and system for identifying garbage data, an electronic device, and a storage medium. The method includes: uploading an object to a distributed object storage system (S101); acquiring a head object identifier in an index storage pool of the distributed object storage system (S102); querying a data storage pool for a target data group corresponding to the head object identifier (S103); marking a tail object corresponding to a tail object identifier in the target data group as a target tail object (S104); and marking tail objects in the data storage pool other than the target tail object as garbage data (S105). The method can identify garbage data in a distributed object storage system.

Abstract: The present invention relates to a communication patch panel and a communication rack system having the communication patch panel. The communication patch panel includes a panel body (2) having two ends as well as a front side (21) and a rear side. The communication patch panel includes two fittings (3), each of which is configured to be mounted on a communication rack (20) and to be detachably connected to one of the ends of the panel body, wherein each of the fittings provides a plurality of transverse positions for the detachable connection. A plurality of different positionings of the panel body may be flexibly realized in the communication patch panel.