Abstract: A display panel is provided. The display panel includes a substrate and includes a first ohmic contact structure, a first boss, a second ohmic contact structure, a semiconductor structure, and a gate which are stacked on the substrate. The first boss includes at least one sidewall. By arranging the semiconductor structure on the sidewall of the first boss, a length of a channel can be shortened by using an existing technology, and a dimension of a thin film transistor can be reduced, so that an integration level of the thin film transistor in the display panel can be improved.

Abstract: Methods, apparatus, and systems that relate to rate matching scheme design for polar coding, PAC coding, or other pre-transformed polar coding are described. One example method includes determining, by a first node, an output bit sequence having E bits based on an input bit sequence having K bits, wherein the output bit sequence is determined by 1) performing a polar transform with H components and 2) performing either no pre-transform or at least two pre-transform operations; wherein the polar transform is based on H polar matrices G(N0), G(N1), . . . , G(NH?1), wherein H, K and E are integers greater than 1, wherein a polar matrix G(Ni) is of size Ni. The method also includes transmitting, by the first node, a signal including the output bit sequence to a second node.

Abstract: Methods, apparatus, and systems that relate to rate matching scheme design for polar coding, PAC coding, or other pre-transformed polar coding are disclosed. In one example aspect, a method for digital communication includes determining, by a first node, an output bit sequence having E bits based on an input bit sequence having K bits, wherein the output bit sequence is determined by performing a polar transform with H components and a pre-transform; wherein the polar transform is based on H polar matrices G(N0), G(N1), . . . , G(NH?0), wherein E, K, H are integers greater than 1, wherein a polar matrix G(N0) is of size Ni. The method also includes transmitting, by the first node, a signal including the output bit sequence to a second node.

Abstract: An atomizer, comprising: a housing, an e-liquid storage cavity being provided in the housing; an atomization assembly, provided in the housing and provided with an air exchange channel, the air exchange channel being communicated with the outside and the e-liquid storage cavity, and the e-liquid storage cavity being used for storing e-liquid supplied to the atomization assembly; and an e-liquid separation piece, having air permeability and used for blocking the air exchange channel to absorb the e-liquid from the e-liquid storage cavity. External air can enter the e-liquid storage cavity by means of the air exchange channel and the e-liquid separation piece.

Abstract: Methods, apparatus, and systems that relate to Polarization-Adjusted Convolutional (PAC) coding with variable lengths are disclosed. In one example aspect, a method for digital communication includes determining, by a first node, an output bit sequence having E bits based on an input bit sequence having K bits. The output bit sequence is determined based on a transform that is applied prior to applying a Polar transform having a size of N. The transform is based on at least one index set that is a subset of a set of bit indices. The set of bit indices comprises all non-negative integers that are less than N and wherein K<N and K<E. The method also includes transmitting, by the first node, a signal including the output bit sequence to a second node.

Abstract: A three-dimensional (3D) magnetic particle imaging (MPI) method and system without rotating a field-free line (FFL) are disclosed. In accordance with the method, an FFL is generated such that magnetic particles in a region far from the FFL enter a magnetic saturation state. Further, a non-uniform mixed-frequency excitation magnetic field parallel to the FFL is applied to generate intermodulation response signals. In addition, the intermodulation response signals are acquired, amplified and filtered. Moreover, the intermodulation response signals are transmitted to a digital signal processing unit and an image reconstruction unit, and an encoding matrix is constructed. Additionally, a one-dimensional (1D) concentration distribution of the magnetic particles is reconstructed based on the encoding matrix and an actually measured voltage signal. The FFL is driven for line-by-line scanning along a vertical plane of the FFL, thereby achieving 3D imaging.

Abstract: An anti-TSLP nanobody and a use thereof are provided. A coding sequence encoding the anti-TSLP nanobody, corresponding expression vector and host cell capable of expressing the nanobody, and a method for producing the anti-TSLP nanobody are also provided. The anti-TSLP nanobody has a good TSLP/TSLPR blocking activity and is expressed using pichia pastoris. Its fermenter expression yield can reach 17-23 g/L.

Abstract: An atomizer includes: a liquid storage room for storing liquid aerosol generation substrate; an atomization main body having an atomization assembly, the atomization assembly including a liquid absorbing surface in liquid guide communication with the liquid storage room; and at least one vent channel having a vent tube provided on an inner wall surface of the liquid storage room, the vent tube including a vent opening that is away from the inner wall surface and/or the liquid absorbing surface.

Abstract: A method and system for measuring broadband impedance of a renewable energy power generation device. A voltage disturbance is injected into the renewable energy power generation device by using a disturbance injection device, and three-phase voltage and three-phase current of each of preset measurement points are acquired. Relevant variables before the renewable energy power generation device is decoupled from a measurement device and impedance of a power grid, are calculated according to the three-phase voltage and the three-phase current of each of the preset measurement points. Impedance of the renewable energy power generation device after being decoupled from the measurement device and the impedance of the power grid, is calculated.

Abstract: The present disclosure may provide an atomizer and an electronic atomization device. The atomizer may include a shell, a heating assembly, a lid, a base, and a first sealing component. The shell defines a liquid cavity and a smoke outlet. The heating assembly may heat and atomize the liquid into a smoke. The lid and the base may be provided to fix the heating assembly therebetween. The lid defines a liquid inlet communicating with the liquid cavity, and the liquid may flow through to reach the heating assembly. The atomizer may define an air entering hole, such that external air may enter the device through the hole to drive smoke to flow. The first sealing component may be engaged between the lid and the heating assembly, contacting both at the same time and defining air guiding channels to guide the air to flow into the liquid cavity.

Abstract: The present disclosure may provide an atomizer and an electronic atomization device. The atomizer may include a shell, a heating assembly, a lid, a base, and a first sealing component. The shell defines a liquid cavity and a smoke outlet. The heating assembly may heat and atomize the liquid into a smoke. The lid and the base may be provided to fix the heating assembly therebetween. The lid defines a liquid inlet communicating with the liquid cavity, and the liquid may flow through to reach the heating assembly. The atomizer may define an air entering hole, such that external air may enter the device through the hole to drive smoke to flow. The first sealing component may be engaged between the lid and the heating assembly, contacting both at the same time and defining air guiding channels to guide the air to flow into the liquid cavity.

Abstract: A method for determining the pore size and pore size distribution of a filtration membrane comprises: selecting a group of fluorescent pellets having different diameters and emission wavelengths as a reference; plotting the standard curve between the concentration and fluorescence intensity for each fluorescent pellet at its emission wavelength; uniformly dispensing a group of fluorescent pellets as a reference substance in water to prepare a mixed suspension of which the mass concentration of each fluorescent pellet; using the filter membrane to be tested to perform one-time filtration on the mixed suspension prepared, then performing fluorescence detection on the obtained filtrate, calculating the concentration of each fluorescent pellet in the filtrate the retention rate of the filtration membrane to be tested for each fluorescent pellet; and calculating the pore size and pore size distribution of the filter membrane to be tested accordingly.

Abstract: An electric system has an input terminal to receive an input voltage, a system output terminal to provide a system voltage, and N charging units for charging N loads respectively. The electric system has an input switch coupled between the input terminal and a first terminal, a switching circuit coupled between the first terminal and the system output terminal. The switching circuit converts the a boost output voltage at the first terminal to the system voltage, or converts the system voltage to the boost output voltage. The electric system further has a voltage control module having N input terminals coupled to the N charging units respectively, the voltage control module senses N charging currents passing through the N charging units respectively, and adjusts the boost output voltage based on the N charging currents.

Abstract: An anti-IL5 nanoantibody, and a coding sequence for coding the anti-IL5 nanoantibody, a corresponding expression vector, a host cell capable of expressing the anti-IL5 nanoantibody, and a method for producing the anti-IL5 nanoantibody are provided. The nanoantibody can specifically recognize IL5 from humans and cynomolgus monkeys, does not recognize IL5 from mice, and has a good binding activity. The nanoantibody has a good IL5/IL5R blocking activity. The blocking activity is obviously superior to that of a control antibody Nucala. The nanoantibody can effectively inhibit the proliferation of TF-1 cells induced by IL5, and the inhibition activity thereof is superior to that of the control antibody Nucala. The expression yield of the nanoantibody in Pichia pastoris can reach 13 g/L, and the purity of target protein expressed in the supernatant is high.

Abstract: A vaporizer includes: a vaporization base; a rotary support; and a heating structure. The rotary support is located in the vaporization base and rotatable relative to the vaporization base. The vaporization base has a first liquid flowing hole and a first air outlet hole. The rotary support has a vaporization cavity and a second liquid flowing hole, a first air inlet hole, and a second air outlet hole that are all in communication with the vaporization cavity. The heating structure is fixed in the vaporization cavity. When the rotary support is located in a first orientation relative to the vaporization base, the first liquid flowing hole is in communication with the second liquid flowing hole to form a liquid flowing channel, the first air inlet hole is in communication with an outside, and the first air outlet hole is in communication with the second air outlet hole.

Abstract: A heating body for an electronic vaporization device having an aerosol-generation substrate is disclosed. The heating body comprises a dense substrate comprising a liquid absorbing surface and a vaporization surface arranged opposite to each other. The dense substrate further comprises a plurality of micropores arranged through the liquid absorbing surface and the vaporization surface. The vaporization surface is a wetting structure that is surface treated. The wetting structure is in communication with the plurality of micropores in a liquid guiding manner.

Abstract: A vaporizer includes: a vaporization sleeve having a liquid storage cavity and a mounting cavity; a mounting base arranged in the mounting cavity and forming a vaporization cavity, an air inlet channel and an air outlet channel being in communication with the vaporization cavity; a vaporization core mounted in the vaporization cavity; and a fine groove provided on an inner wall of the air inlet channel, the fine groove buffering liquid entering the air inlet channel.

Abstract: A fluorescence molecular tomography reconstruction method includes: obtaining an MPI three-dimensional tomographic image, a body surface near-infrared fluorescence two-dimensional image, and a CT image; constructing an SIS capable of accommodating the ROI, and discretizing the SIS by using a finite element method; performing data mapping to obtain detected surface fluorescence signals, a prior of the anatomical structure of tissues and organs around the tumor and a prior of the tumor; performing forward model calculation to obtain a system matrix and constructing an objective function; iteratively solving the objective function based on the Laplacian regularization matrix to obtain a fluorescence molecular tomography reconstruction result; the present invention adopts MPI to guide the FMT, achieving complete morphology and structure, clear tissue edges, and high accuracy of spatial position.

Abstract: A vaporization assembly includes: a vaporization sleeve having a liquid storage cavity for storing liquid; and a mounting base embedded in the vaporization sleeve, a first liquid flowing channel and a second liquid flowing channel being provided in the mounting base in a direction facing the liquid storage cavity. In the first liquid flowing channel and the second liquid flowing channel, a plurality of guide grooves are provided only on a wall surface of the first liquid flowing channel so as to cause the first liquid flowing channel and the second liquid flowing channel to be asymmetrical in structure.

Abstract: A vaporizer includes: a liquid storage tank for storing liquid; a mounting base including a leaked liquid buffer structure having a capillary force; and a vaporization core including a porous substrate and a heating element, the porous substrate being in fluid communication with the liquid storage tank and absorbing liquid from the liquid storage tank through a capillary force, the heating element heating and vaporizing the liquid of the porous substrate. The vaporization core is located between the liquid storage tank and the leaked liquid buffer structure. The leaked liquid buffer structure abuts the porous substrate and receives the liquid overflowed from the porous substrate.