Abstract: An aqueous dispersion of multistage polymeric particles comprises at least two polymers, and a coating composition comprising such aqueous dispersion of multistage polymeric particles can provide coatings with hot resistance, alcohol resistance, alkali resistance and acetic acid resistance.

Abstract: Provided is a camera optical lens including, sequentially from an object side to an image side: a first lens having a negative refractive power; a second lens; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. At least one of the first to seventh lenses comprises a free-form surface. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses.

Abstract: A color tunable optical device electrically connects to a driving power source, and includes a first polarizer, a liquid crystal layer, a phase retarder and a second polarizer. The first polarizer converts a first mixed light into a first polarized mixed light. The liquid crystal layer is located behind the first polarizer and electrically connected to the driving power source for changing an arrangement direction of liquid crystal cells of the liquid crystal layer, and receives the first polarized mixed light. The phase retarder is located behind the liquid crystal layer to generate a second polarized mixed light. The second polarizer is located behind the phase retarder, and a second mixed light is generated by changing an incident angle of the second polarized mixed light incident on the second polarize, wherein a color of the second mixed light is different from that of the first mixed light.

Abstract: The present invention provides a camera optical lens, including, from an object side to an image side, a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, a fourth lens having a positive refractive power, and a fifth lens having a negative refractive power. At least one of the first to fifth lenses has a free-form surface, and the camera optical lens satisfies: 2.00?f3/f?5.50; 2.00?R4/R3?23.00, where f is a focal length of the camera optical lens, f3 is a focal length of the third lens, R3 is a central curvature radius of an object side surface of the second lens, and R4 is a central curvature radius of an image side surface of the second lens. The camera optical lens satisfies requirements of a large aperture, a wide angle and ultra-thinness, and has excellent optical performance.

Abstract: An image processing method and apparatus, a computer device, a storage medium and a program product, which can be applied to scenes such as image processing, game, and game basic skill. The method includes: encoding a current frame image to obtain an initial encoded image, and obtaining an encoding parameter, the encoding parameter comprising: a parameter indicating whether a scene switch exists in the current frame image; and recoding the current frame image based on a determination, according to the encoding parameter, that the current frame image needs to be recoded to obtain a target encoded image, wherein a data volume of the target encoded image is less than the data volume of the initial encoded image.

Abstract: A random transient power test signal generator based on three-dimensional memristive discrete map, which utilizes a three-dimensional parallel bi-memristor Logistic map module to generate two pseudo-random sequences, and based on the two pseudo-random sequences, uses two waveform output modules to generate a transient voltage signal and a transient current signal respectively, thus the random transient power testing signal is obtained.

Abstract: Embodiments are directed to a method for minimizing electrostatic charges in a semiconductor substrate. The method includes depositing photoresist on a semiconductor substrate to form a photoresist layer on the semiconductor substrate. The photoresist layer is exposed to radiation. The photoresist layer is developed using a developer solution. The semiconductor substrate is cleaned with a first cleaning liquid to wash the developer solution from the photoresist layer. A tetramethylammonium hydroxide (TMAH) solution is applied to the semiconductor substrate to reduce charges accumulated in the semiconductor substrate.

Abstract: A mechanical energy-based self-powering counting system is provided. The system includes an electromagnetic power generator, a count measuring circuit, a count energy supply circuit, a controller and a wireless transmission module. The electromagnetic power generator is driven by an external device and produces an electric signal and outputs the electric signal to the controller after passing it through the count measuring circuit. The controller processes the received signal, updates a count according to certain programming rules and sends data to the wireless transmission module. The energy from the electromagnetic power generator flowing through the count measuring circuit can supply power to the controller. An energy storage module in the count energy supply circuit performs voltage feedback on the controller. The controller monitors the voltage of the energy storage module to control whether it enters a charging state.

Abstract: Example method and apparatus, systems, and articles of manufacture for immersion cooling systems are disclosed herein. An example apparatus disclosed herein includes a tank to hold a coolant, an overflow chamber to direct the coolant toward an outlet, and a plate within the overflow chamber, the plate including a plurality of openings, the coolant to pass through at least one of the plurality of openings before reaching the outlet.

Abstract: The disclosure relates to the field of molecular biological detection, specifically, to the field of detection of pathogens that cause respiratory tract infections. More specifically, the disclosure is capable of simultaneously detecting Influenza A virus, Influenza B virus, Rhinovirus, Respiratory adenovirus, Respiratory syncytial virus and Mycoplasma pneumoniae. Using the compositions of the disclosure, it is possible to detect six pathogens that cause respiratory tract infections at the same time and to identify specifically which pathogen(s) causes the infections. Also, it has a higher detectable rate than that of the existing composition, and is more accurate in detection.

Abstract: Provided are an interaction method and apparatus, an electronic device, and a storage medium. The method includes displaying a target page, where target content containing a target object is displayed in the target page; receiving a shake trigger operation of a user; and in response to the shake trigger operation, displaying associated content of the target content in a layer above the target page and displaying the detail page of the target object after completing displaying the associated content.

Abstract: Disclosed are a compound of formula (I), a stereoisomer, a pharmaceutically acceptable salt, a solvate, and a eutectic or deuterated compound thereof, or a pharmaceutical composition comprising same, and a use thereof as an EZH2 inhibitor in the preparation of a medication for treating related diseases. The definition of each group in formula (I) is consistent with that in the description.

Abstract: A method of manufacturing semiconductor device includes forming a multilayer photoresist structure including a metal-containing photoresist over a substrate. The multilayer photoresist structure includes two or more metal-containing photoresist layers having different physical parameters. The metal-containing photoresist is a reaction product of a first precursor and a second precursor, and each layer of the multilayer photoresist structure is formed using different photoresist layer formation parameters. The different photoresist layer formation parameters are one or more selected from the group consisting of the first precursor, an amount of the first precursor, the second precursor, an amount of the second precursor, a length of time each photoresist layer formation operation, and heating conditions of the photoresist layers.

Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a first transparent substrate, a conductive layer, an insulating protective layer, a second transparent substrate, a device substrate, and a bonding layer. The first transparent substrate has a first surface and an opposite second surface. The conductive layer is disposed on the second surface of the first transparent substrate. The insulating protective layer covers the conductive layer and the first transparent substrate. The second transparent substrate is disposed above the first transparent substrate, and has a first surface facing the first transparent substrate and an opposite second surface. The device substrate is disposed on the second surface of the second transparent substrate. The bonding layer is bonded to the insulating protective layer and the first surface of the second transparent substrate.

Abstract: The present invention relates to the technical field of medicines, and relates to a polyethylene glycol conjugated drug, a preparation method therefor and the use thereof. In particular, the present invention relates to a polyethylene glycol conjugated drug as shown in formula I or a pharmaceutically acceptable salt thereof. The present invention also relates to a method for preparing the polyethylene glycol conjugated drug or the pharmaceutically acceptable salt thereof, a pharmaceutical composition comprising the polyethylene glycol conjugated drug or the pharmaceutically acceptable salt thereof, and the use thereof in the preparation of a drug.

Abstract: Provided herein is an electric powered digging apparatus comprising: a powerhead, the power head comprises a motor and a gearbox; a handle frame, the powerhead is mounted onto the handle frame; and a drill bit, the drill bit is driven by the motor to rotate around a longitudinal axis, the electric power digging apparatus further comprises: a first safety mechanism, wherein the first safety mechanism reduces torque output to the drill bit when the powerhead spins around the longitudinal axis for an angle larger than a first threshold, and a second safety mechanism, wherein the second safety mechanism reduces torque output to the drill bit when the powerhead spins around the longitudinal drive axis at an angular speed larger than a second threshold FIG.

Abstract: A laminating device includes: a plate being bendable, having a resilience characteristic and for bearing the flexible substrate; a supporting base platform for supporting the plate and driving the plate and the flexible substrate on the plate to move; a bending assembly for applying stress to drive the plate and the flexible substrate on the plate to be bent towards a side, facing away from the flexible substrate, of the plate, and for releasing stress to allow the plate and the flexible substrate to rebound; and a fixing fixture for fixing the protective cover plate. The protective cover plate is used to be laminated to the flexible substrate, a shape of the fixing fixture is same as or similar to that of the protective cover plate, the fixing fixture is bent to form an accommodating space, and the protective cover plate is fixed in the accommodating space.

Abstract: The present disclosure provides systems, methods, and computer program products for modeling dependencies throughout a network using a global-self attention model with a content attention layer and a positional attention layer that operate in parallel. The model receives input data comprising content values and context positions. The content attention layer generates one or more output features for each context position based on a global attention operation applied to the content values independent of the context positions. The positional attention layer generates an attention map for each of the context positions based on one or more content values of the respective context position and associated neighboring positions. Output is determined based on the output features generated by the content attention layer and the attention map generated for each context position by the positional attention layer. The model improves efficiency and can be used throughout a deep network.

Abstract: Disclosed is a nitrile derivative compound represented by formula (I), a stereoisomer, a deuterated product, a co-crystal, a solvate or a pharmaceutically acceptable salt thereof, wherein each group is as defined in the description. The compound has dipeptidyl peptidase 1 inhibitory activity and can be used to prepare a drug for treating diseases including obstructive airway diseases, bronchiectasis, cystic fibrosis, asthma, emphysema, and chronic obstructive pulmonary diseases.

Abstract: A type of Bruton's tyrosine kinase inhibitor, a preparation method therefor, and an application thereof in the field of medicine. The Bruton's tyrosine kinase inhibitor may be used for preventing and/or treating a disease related to Bruton's tyrosine kinase mediation, such as an autoimmune disease, cancer, or an inflammatory disease. Through experimental research, the provided compound has high selectivity with respect to a Bruton's tyrosine kinase target, and can exhibit a uniquely advantageous medicinal effect in an in vivo animal experiment.