Abstract: A display panel includes a substrate, first bonding electrodes, connecting leads, an electrode carrier plate and second bonding electrodes. The substrate includes a display surface, a non-display surface, and a selected side face. The display surface includes a first bonding area, and the non-display surface includes a second bonding area. The first bonding electrodes are arranged side by side at the intervals in the first bonding area. The connecting leads are arranged side by side at intervals, each connecting lead includes a first portion, a second portion and a third portion, and the first portion of each connecting lead is electrically connected to a first bonding electrode. The electrode carrier plate is arranged on the non-display surface and provided thereon with the second bonding electrodes arranged side by side at intervals, and each second bonding electrode is electrically connected to a third portion of a connecting lead.

Abstract: A driving substrate includes: a base substrate including first and second surfaces and side surfaces, at least one side surface being a selected side surface; a flexible film including a first region located on the first surface, a second region located on the second surface, and a bending region located between the first and second regions, the bending region including a first corner region, a second corner region and a side region; and a wiring layer, an electrode layer and a connection lead layer disposed in sequence on a side of the flexible film away from the base substrate. The wiring layer is located in the first region, the second region and the side region. The electrode layer includes first, second, third, and fourth electrodes. Each third electrode is electrically connected to a fourth electrode through the wiring layer. The connection lead layer includes first and second connection leads.

Abstract: A display panel includes a substrate, a light-blocking layer, a plurality of connection leads and a light-emitting device layer. The substrate includes a first surface and a second surface opposite to each other, and a plurality of side surfaces connecting the first surface and the second surface. At least one of the plurality of side surfaces is a selected side surface. The light-emitting device layer is disposed on the second surface. Each of the plurality of connection leads includes a first portion located on the first surface of the substrate, a second portion located on the selected side surface of the substrate and a third portion located on the second surface of the substrate. The light-blocking layer is located between the plurality of connection leads and the substrate, and is at least located between first portions of the plurality of connection leads and the first surface of the substrate.

Abstract: A display panel includes a first substrate, first electrodes, connection leads, a connection layer, a second substrate, and second electrodes disposed on a side of the second substrate away from the first substrate. The first substrate includes a first surface and a second surface that are opposite to each other and side surfaces connecting the first and second surfaces. At least one side surface is a selected side surface. The second substrate is disposed on the second surface. The connection layer bonds the first substrate and the second substrate. An orthographic projection of the connection layer on the second surface is located within an orthographic projection of the second substrate on the second surface. The connection leads extend from the first surface to the second surface through the selected side surface. Two ends of a connection lead are connected to a first electrode and a second electrode, respectively.

Abstract: A method and system for determining acoustic emission (AE) parameters of rock based on moment tensor analysis. The method includes: constructing, according to macroscopic mechanical parameters, a numerical model of a rock specimen to be tested; loading the numerical model through particle flow code software to simulate a failure process of the rock specimen to be tested, and identifying fracturing time and positions of microcracks when the PFC software loads the numerical model; determining, when the PFC software loads the numerical model, if rock grains of two sequentially generated microcracks include common rock grains, and an interval for generating the two microcracks is less than duration time of a present AE event, the two microcracks as a same AE event; taking geometric centers of all microcracks within a spatial range of an AE event as source positions of the corresponding AE event; and determining AE parameters of the AE event.

Abstract: A self-decoupling wideband antenna system and a terminal device, including: a first end of a first radiation stub that is connected to a first ground point, and the first radiation stub is further connected to a first feed point; a first end of a second radiation stub and a first end of a third radiation stub are connected to a second ground point, and a slot is provided between a second end of the second radiation stub and a second end of the first radiation stub. A distance between the second end of the second radiation stub and the second end of the first radiation stub is less than a distance between the first end of the second radiation stub and the second end of the first radiation stub.

Abstract: The present disclosure relates to a method and system for simulating water-induced rock strength deterioration based on a discrete element method, and relates to the field of simulation of water-induced rock strength deterioration.

Abstract: A display substrate includes a base substrate, a plurality of light-emitting units, a protecting layer and a connecting line. The base substrate is a transparent substrate, and the plurality of light-emitting units, the protecting layer and the connecting line are laminated in sequence along a direction distal from the base substrate. A via is arranged in the protecting layer, one end of the connecting line is connected to the plurality of light-emitting units through the via, and the other end of the connecting line is configured to connect to a driving circuit of a display apparatus.

Abstract: The present invention discloses a low-pressure aluminum casting mold and a low-pressure aluminum casting process for motor rotor. The low-pressure aluminum casting mold includes an upper blade profile assembly, a lower blade profile assembly, a rotor core (1), a dummy shaft (2) and a diverter (7), the upper blade profile assembly includes an upper backing plate (3) and an upper mold (4), the lower blade profile assembly includes a lower backing plate (5) and a lower mold (6). The low-pressure aluminum casting mold further includes a first pressing device (8) and four sets of second pressing devices (9). The low-pressure aluminum casting process includes the steps of cold lamination, heating of the rotor core, mold preparation, hot lamination and low-pressure casting.

Abstract: A display panel includes: a backplane, light-emitting devices, first electrodes, and connection traces. The backplane includes a first surface, a second surface opposite thereto, and side surfaces connecting the two surfaces. At least one of the side surfaces is a selected side surface. The light-emitting devices are disposed on the first surface. The first electrodes are disposed on the first surface and are proximate to the selected side surface. Each connection trace includes a first trace segment, a second trace segment, and a third trace segment that are connected in sequence. The first trace segment is disposed on the first surface, and the first trace segment is electrically connected to a first electrode. The second trace segment is disposed on the selected side surface. The third trace segment is disposed on the second surface, and is configured to be electrically connected to a flexible printed circuit.

Abstract: A display panel and a display apparatus are provided. The display panel includes: a base substrate having a first face, a second face, and a side face, the first face including a display region and a peripheral region; multiple first bonding electrodes in the peripheral region each being electrically connected to a display signal line on the first face and extending from the display region to the peripheral region; multiple driving signal lines on the second face of the base substrate, wherein at least one driving signal line is a ground line; multiple side wires each electrically connecting one driving signal line to one first bonding electrode via the side face; and an electrostatic protection layer electrically connected to the ground line and having an orthographic projection on the side face that is at least partially overlapped with orthographic projections of the side wires on the side face.

Abstract: The present invention discloses an experimental device for characterization of particle packing gradation. The device is provided with a filling container with an upper opening, an air-permeable thin plate is arranged in the filling container, the air-permeable thin plate is densely covered with air-permeable round holes, the bottom of the filling container communicates with the top of a connecting pipe, the bottom of the connecting pipe is connected to one end of a U-shaped pipe, a marking line is provided on the pipe wall of the U-shaped pipe on the side of the connecting pipe, the connecting pipe is provided with a three-way pipe with a valve, and the three-way pipe with a valve is connected to a vacuum pump in a main machine through a bypass. The present invention further provides an experimental method for characterizing particle packing gradation.

Abstract: A protein complex based on DNA enzymes of an E family of Escherichia coli and an application thereof in artificial protein scaffolds are provided. The protein complex includes one or more of interaction pairs formed by a CL2 protein and an Im2 protein, a CL7 protein and an Im7 protein, a CL8 protein and an Im8 protein, or a CL9 protein and an Im9 protein. By protein engineering of a carboxyl terminus DNase domain of the DNA enzymes CE2, CE7, CE8 and CE9, mutants that lose DNA enzyme activity but still retain the ultra-high affinity with the corresponding Im protein are obtained, and protein interaction pairs CL2/Im2, CL7/Im7, CL8/Im8 and CL9/Im9 are constructed. These protein interaction pairs have properties of heat resistance, high affinity, high specificity, small molecular weight, fast assembly speed, etc. Based on this, an artificial protein scaffold is constructed for the construction of artificial multienzyme complexes.

Abstract: A protein complex based on DNA enzymes of an E family of Escherichia coli and an application thereof in artificial protein scaffolds are provided. The protein complex includes one or more of interaction pairs formed by a CL2 protein and an Im2 protein, a CL7 protein and an Im7 protein, a CL8 protein and an Im8 protein, or a CL9 protein and an Im9 protein. By protein engineering of a carboxyl terminus DNase domain of the DNA enzymes CE2, CE7, CE8 and CE9, mutants that lose DNA enzyme activity but still retain the ultra-high affinity with the corresponding Im protein are obtained, and protein interaction pairs CL2/Im2, CL7/Im7, CL8/Im8 and CL9/Im9 are constructed. These protein interaction pairs have properties of heat resistance, high affinity, high specificity, small molecular weight, fast assembly speed, etc. Based on this, an artificial protein scaffold is constructed for the construction of artificial multienzyme complexes.

Abstract: A cellulase having improved enzymatic activity is disclosed. The cellulase has a modified amino acid sequence of SEQ ID NO: 2 or a modified amino acid sequence with at least 80% sequence identity of SEQ ID NO: 2, wherein the modification is a substitution of methionine at position 120 or a corresponding position with asparagine.

Abstract: A device for making a carbon nanotube film includes a substrate having a surface, and two substantially parallel slits defined on the surface of the substrate. The two substantially parallel slits extend into the substrate from the surface of the substrate. A growing surface is defined by the two substantially parallel slits and located between the two substantially parallel slits.

Abstract: A carbon nanotube film includes a plurality of carbon nanotubes. The plurality of carbon nanotubes is arranged approximately along a same first direction. The plurality of carbon nanotubes are joined end to end by van der Waals attractive force therebetween. The carbon nanotube film has a uniform width. The carbon nanotube film has substantially the same density of the carbon nanotubes along a second direction perpendicular to the first direction. The change in density across the width is within 10 percent. The present application also relates to a carbon nanotube film precursor and a method for making the carbon nanotube film.

Abstract: A method for making a carbon nanotube film includes the steps of providing an array of carbon nanotubes, treating the array of carbon nanotubes by plasma, and pulling out a carbon nanotube film from the array of carbon nanotubes treated by the plasma.

Abstract: A device for making a carbon nanotube film includes a substrate having a surface, and two substantially parallel slits defined on the surface of the substrate. The two substantially parallel slits extend into the substrate from the surface of the substrate. A growing surface is defined by the two substantially parallel slits and located between the two substantially parallel slits.

Abstract: A device for making a carbon nanotube film includes a substrate and a catalyst layer on the substrate. The catalyst layer has two substantially parallel sides. The present disclosure also provides a method for making a carbon nanotube film. The catalyst layer is annealed at a high temperature in air. The annealed catalyst layer is heated up to a predetermined reaction temperature in a furnace with a protective gas therein. A carbonaceous gas is supplied into the furnace to grow a carbon nanotube array having two substantially parallel side faces. A carbon nanotube film is drawn from the carbon nanotube array. A drawing direction is substantially parallel to the two substantially parallel side faces of the carbon nanotube array.