Abstract: Embodiments of the present disclosure relate to the field of solar cell technologies, and provide a solar cell, a method for preparing the same, and a photovoltaic module. The solar cell includes an N-type silicon substrate including a front surface and a rear surface opposite to the front surface. The front surface includes a plurality of pyramid structures, the rear surface includes a plurality of grooves, and some of the plurality of grooves are sequentially arranged along one arrangement direction. The solar cell includes a passivation layer formed over the front surface, a tunneling dielectric layer formed over the rear surface, and a doped conductive layer formed over the tunneling dielectric layer. Embodiments of the present disclosure at least help improve the photoelectric conversion efficiency of the solar cell by changing a morphology of the rear surface of the N-type silicon substrate.

Abstract: A high-temperature and high-salt resistant hyperbranched lubricant for a water-based drilling fluid, and preparation and application thereof are provided, belonging to the technical field of oilfield chemistry. The preparation method includes the steps of: mixing tetraethyl orthosilicate (TEOS), diethanolamine (DEA), and triethanolamine (TEA) for a transesterification and polycondensation reaction to obtain highly reactive hyperbranched polysiloxane; adding an acrylamide (AM) monomer, an anionic monomer, and a polar ester monomer into deionized water to obtain a monomer solution; adjusting the pH of the monomer solution to 5-9, and then adding highly reactive hyperbranched polysiloxane; introducing nitrogen to remove oxygen, adding an initiator, and thermally initiating a polymerization reaction; and after the reaction is completed, vacuum-drying and crushing an obtained product to obtain the high-temperature and high-salt resistant hyperbranched lubricant for a water-based drilling fluid.

Abstract: The present disclosure relates to a data driving circuit and a display device including the same, and the data driving circuit includes a plurality of data input terminals to which pixel data of an input image is input, and a plurality of voltage input terminals to which gamma tab voltages for each color having different voltage levels, and common gamma tab voltages having different voltage levels are each input. When the input image includes pixel data having different grayscale values for each color, a data voltage of a corresponding color is changed when any one of the gamma tab voltages for each color is changed, and data voltages of all colors are changed when any one of the common gamma tab voltages is changed.

Abstract: Provided is a solar cell including: a silicon substrate, a passivation layer, a first antireflection layer, a second antireflection layer, a third antireflection layer, a tunneling dielectric layer formed over the rear surface, and a doped conductive layer formed over the tunneling dielectric layer. The silicon substrate includes at least one of P, Bi, Sb or As. The passivation layer includes an AlxOy material and is formed over the front surface, where 1/3?x/y?3. The first antireflection layer includes a SiNj material and is formed over the passivation layer, where 0.5?i/j?10. The second antireflection layer includes a SicNdOe material and is formed over the first antireflection layer, where 0.5?c/d?10, and 0.25?d/e?2. The third antireflection layer includes a SiaOb material and is formed over the second antireflection layer, where 0.5?a/b?3.

Abstract: The present invention relates to a sagger for firing a precursor material, and more specifically, to a sagger having a space internally provided to load a precursor material. When used to fire a precursor material, the sagger is capable of not only suppressing the generation of by-products but also enhancing the durability of the main body.

Abstract: The present application provides a displaying base plate and a displaying device, which relate to the technical field of displaying. The displaying base plate can effectively reduce the width of the non-displaying region, so as to realize a narrow border frame, and accordingly increase the screen-to-body ratio. The displaying base plate includes: a displaying region; and a non-displaying region surrounding the displaying region, wherein the non-displaying region includes a first dam region, the first dam region surrounds the displaying region; and the first dam region includes a dam, at least one blocking unit located at one side of the dam away from the displaying region, the dam and the blocking unit are disposed within at least a part of the first dam region, and the blocking unit is patterned.

Abstract: The disclosure discloses a point-of-interest recommendation method based on a temporal knowledge graph. Based on the historical behavior trajectory of the user and multimodal information, the disclosure constructs a dynamic temporal knowledge graph and a static group knowledge graph, which are used to learn interest preferences of the user that change over time and stable features that do not change over time, respectively. At the same time, the disclosure uses deep learning methods to build a point-of-interest recommendation model, which can extract a point-of-interest fusion feature representation and a user fusion feature representation from the two knowledge graphs in combination with a user review sentiment embedding sequence to accurately predict a point of interest most likely to be visited by the target user at a next moment. The disclosure has the characteristics of high precision and strong scalability, and can provide support for personalized user behavior trajectory prediction.

Abstract: The present invention relates generally to the field of pharmaceutical formulations of antibodies against human programmed death receptor PD-1, or antigen binding fragments thereof. The formulations may further contain a histidine buffer, an inorganic salt, a sugar polyol, and a non-ionic surfactant. The pharmaceutical formulations of the present invention exhibit low viscosity and a substantial degree of antibody stability after being subjected to thermal and other physical stress. Also provided are methods of making and methods of using such antibody formulations.

Abstract: A negative electrode includes a negative electrode active material layer, wherein the negative electrode active material layer includes a negative electrode active material and a conductive material. The negative electrode active material includes SiOx (0?x<2) particles and the conductive material includes secondary particles in which a portion of one graphene sheet is connected to a portion of an adjacent graphene sheet and a carbon nanotube structure in which 2 to 5,000 single-walled carbon nanotube units are coupled to each other, wherein the oxygen content of the secondary particles is 1 wt % to 10 wt % based on the total weight of the secondary particles, the specific surface area of the secondary particles measured by a nitrogen adsorption BET method is 500 m2/g to 1100 m2/g, and the carbon nanotube structure is included in the negative electrode active material layer in an amount of an 0.01 wt % to 1.0 wt %.

Abstract: A banking processing method according is performed by a processing logic including an application for banking processing implemented on a user terminal and a computer-readable storage medium. The method comprises the steps of: when the application for banking processing is run, searching a hardware security area of the user terminal and confirming the existence of a certificate for confirming an execution history of the application for banking processing; when the existence of the certificate is confirmed, searching the security area and confirming the existence of a token key for identifying whether login information of the user has been set; when the existence of the token key is not confirmed, setting the login information of the user by providing a membership page for setting the login information of the user; and opening an account according to a request of the user whose login information has been set.

Abstract: A semiconductor memory device includes a bit line extending in a first direction on a substrate, an active pattern on the bit line, a word line on a first sidewall of the active pattern and extending in a second direction, a back gate electrode on a second sidewall of the active pattern and extending in the second direction, a gate isolation pattern on the first sidewall of the active pattern and including a low-k pattern extending in the second direction, and a data storage pattern connected to the second surface of the active pattern. The word line is between the active pattern and the gate isolation pattern, and a vertical distance between the bit line and the word line is greater than a vertical distance between the bit line and the low-k pattern.

Abstract: In an apparatus for correcting a voltage of a battery cell and a method thereof. The apparatus includes a voltage sensor configured for measuring voltages of a plurality of battery cells, and a controller which is configured for determining an amount of voltage change of each battery cell corresponding to a preset discharge current, detects target battery cells whose identification numbers have preset intervals while the amount of voltage change does not exceed a threshold value, and corrects the amount of voltage change of each target battery cell.

Abstract: This invention discloses an adaptive low-power method, device, and medium for the MAC layer of a wireless sensor network. The method includes: determining the environmental traffic based on the number of packets sent and received by nodes within a set timeframe; obtaining the remaining battery energy percentage; establishing the average node frequency based on the power of all nodes; setting the maximum duty cycle frequency (RDCmax) and minimum duty cycle frequency (RDCmin). When the remaining battery energy percentage is above 50%, adjusting the current duty cycle frequency based on the environmental traffic; when the remaining battery energy percentage is approximately 20% to 50%, reducing the maximum duty cycle frequency (RDCmax) to limit the maximum change in duty cycle frequency while adjusting the current duty cycle frequency based on environmental traffic.

Abstract: An efficient transplanting device with an automatic seedling pick-up and supplementation function includes a seedling pick-up device, a seedling discharging device, and a seedling supplementation device. The seedling discharging device is used to discharge plug seedlings for transplantation; the seedling pick-up device is used to transfer the plug seedlings and the seedling supplementation device is used to supplement the plug seeding. A seedling pick-up photoelectric sensor, a detection camera, and a controller are provided for the operations of plug seedling pick-up, supplementation and discharge of the plug seedlings.

Abstract: The present invention relates to a pharmaceutical composition for the treatment of castration-resistant prostate cancer, comprising bruceantin and nanoparticles. Using the composition comprising bruceantin and nanoparticles according to an embodiment, it is possible to effectively treat castration-resistant prostate cancer by reducing the side effects of bruceantin and overcoming the poor solubility thereof.

Abstract: The present invention provides a system for autonomously conveying and loading a shell into a fixed gun, the system including an autonomous conveyance device configured to autonomously travel and move according to an autonomous driving program from a shell storage location to a fixed gun fixed to a gun mount that is a destination, an automatic loading device configured to hold a testing shell and automatically load the testing shell into a cartridge chamber of the fixed gun, and a shell lifting device mounted on an upper surface of the autonomous conveyance device and a lower surface of the automatic loading device and configured to move the automatic loading device upward or downward. According to the present invention, a process of conveying and loading the shell into the testing fixed gun may be autonomously performed in an unmanned manner.

Abstract: Example embodiments include a battery insulation sheet having a structure in which a first substrate, an aerogel layer, and a second substrate are laminated, wherein opposite surfaces of the aerogel layer is in contact with the first substrate or the second substrate adjacent thereto. Example embodiments also include a method of manufacturing a battery insulation sheet, and a battery module including the battery insulation sheet.

Abstract: An apparatus for controlling viscosity of a slurry includes a mixing module mixing raw materials for a secondary battery, and a processor performing machine learning for prediction of viscosity of the slurry, predicting viscosity of the slurry in real time during a mixing process through machine learning, and adjusting conditions of the mixing process performed by the mixing module such that a predictive viscosity of the slurry meets a target viscosity.

Abstract: An apparatus for controlling an electro-mechanical braking system includes a first braking control module configured to receive at least one of an electronic parking brake (EPB) switch signal, a braking control signal, or a cylinder pressure value and to operate a parking brake and an additional braking valve; a second braking control module configured to receive at least one of a brake pedal signal, the braking control signal, or the cylinder pressure value and to operate a braking motor and a main braking valve, a first power module configured to supply power to the first braking control module, a second power module configured to supply power to the second braking control module, an integrated switch configured to integrate output powers of the first power module and the second power module, and a connection bus configured to transfer transmission and reception signals, and a method thereof.

Abstract: The present invention provides a sounding device including a housing body having a containment cavity and a sounding unit placed in the containment cavity. The sounding unit includes a vibration system and a magnetic circuit system. The sounding device includes a box, a coil, a circuit board, and an elastic assembly. The elastic assembly is used to suspend the box in the containment cavity. The present invention coil shares a magnetic circuit system with the vibration system and the sounding unit is directly used as the weight unit of the coil. The parts are shared to the greatest extent, the assembly process is simplified, and the cost is reduced.