Abstract: An electrical connector includes an insulating housing having a mating cavity and a contact module. The contact module comprises at least one contact group and an insulative component, the one contact group has a first power contact and a second power contact, each one of the first power contact and the second power contact has a retaining portion, at least one contacting portion and at least one soldering portion. The retaining portions of the first power contact and the second power contact in one contact group are arranged in a height direction in the insulative component, the contacting portions of the first power contact and the second power contact in one contact group are arranged in a transverse direction of the insulating housing, the soldering portions of the first power contact and the second power contact in one contact group are arranged in a front-and-back direction.

Abstract: A display device and a display panel thereof, and an OLED display device are provided. The OLED display device includes: a red light-emitting structure, a green light-emitting structure, and a blue light-emitting structure, where (n3z-n3xy)-(n1z-n1xy)?a first preset value, and (n3z-n3xy)-(n2z-n2xy)?a second preset value, where ranges of both the first preset value and the second preset value are 0.1˜0.

Abstract: An application of a compound having a structure represented by chemical formula 1, a pharmaceutically acceptable salt thereof, a solvate thereof, a solvate of the pharmaceutically acceptable salt thereof, or a crystal form thereof, in particular an application thereof in the preparation of an inhibitory drug targeting an ErbB2 mutant. The provided compound has inhibitory activity against the ErbB2 mutant, and can effectively inhibit proliferation of ErbB2 mutation tumor cells.

Abstract: Provided is an electric cable driving mechanism having a self-return function. The electric cable driving mechanism includes a housing assembly, an electric motor, a three-stage transmission mechanism and a multifunctional nut, the three-stage transmission mechanism includes a coil spring assembly, the electric motor is fixed to the housing assembly, and the three-stage transmission mechanism and the multifunctional nut are mounted in the housing assembly; and the multifunctional nut includes two cable mounting grooves and is in transmission connection to the electric motor by means of the three-stage transmission mechanism. According to the electric cable driving mechanism having a self-return function of the present disclosure, the three-stage transmission mechanism is used, and outputs a larger force compared with two-stage transmission; and a split multifunctional screw rod is easy to mount, such that mounting of a coil spring during assembly is prevented from scratching the screw rod.

Abstract: An organic light emitting device, a preparation method therefor, and a display apparatus are provided. The organic light emitting device includes an anode, a cathode, and a light emitting layer and an electron transport layer arranged between the anode and the cathode. The electron transport layer is arranged between the light emitting layer and the cathode. The electron transport layer includes a first host material and a second host material. A mixing ratio of the first host material to the second host material of one side of the electron transport layer close to the light emitting layer is different from a mixing ratio of the first host material to the second host material of one side of the electron transport layer away from the light emitting layer.

Abstract: A downhole assembly includes a disintegrable article, which contains a polymer matrix comprising a polymer having an oxygen content of about 2 wt % to about 30 wt %; an energetic material configured to generate heat upon activation to facilitate a chemical decomposition of the polymer; and at least one of a reinforcing fiber or a filler. The disintegrable article is disintegrated by disposing the downhole assembly in a downhole environment; performing a downhole operation; exposing the polymer in the polymer matrix to the generated heat to chemically decompose the polymer producing a decomposed product containing a small molecule in a supercritical state; and disintegrating the disintegrable article with the small molecule in the supercritical state.

Abstract: An information processing device according to one embodiment of the present disclosure comprises a processor. The processor is configured to generate a distributed component aimed at a three dimensional printing task. The distributed component is used for controlling, independent of the information processing device, execution of the three dimensional printing task after establishing a connection with a user equipment, and comprises decryption information of three dimensional model data used for the three dimensional printing task. The processor is further configured to control the arrangement of the distributed component to the user equipment.

Abstract: A disintegrable rubber seal includes a rubber composite, which contains a rubber matrix including a crosslinked rubber; and an energetic filler configured to generate heat upon activation to disintegrate the rubber matrix. The energetic filler contains a metal and a metal oxide. A weight ratio of the energetic filler to the rubber matrix is about 6:1 to about 1:1.

Abstract: A disintegrable rubber seal includes a rubber composite, which contains a rubber matrix including a crosslinked rubber; and an energetic filler configured to generate heat upon activation to disintegrate the rubber matrix. The energetic filler contains a metal and a metal oxide. A weight ratio of the energetic filler to the rubber matrix is about 6:1 to about 1:1.

Abstract: A downhole assembly includes a disintegrable article, which contains a polymer matrix comprising a polymer having an oxygen content of about 2 wt% to about 30 wt%; an energetic material configured to generate heat upon activation to facilitate a chemical decomposition of the polymer; and at least one of a reinforcing fiber or a filler. The disintegrable article is disintegrated by disposing the downhole assembly in a downhole environment; performing a downhole operation; exposing the polymer in the polymer matrix to the generated heat to chemically decompose the polymer producing a decomposed product containing a small molecule in a supercritical state; and disintegrating the disintegrable article with the small molecule in the supercritical state.

Abstract: A pressure compensator including a housing, an electroactive polymer (EAP) disposed in the housing and defining a volume therein, the volume being changeable upon application of an electric signal. A method for managing pressure in a tool including applying an electrical signal to the pressure compensator and changing a shape of the EAP to change the volume of the compensator whereby the pressure in the tool is altered. A borehole system including a borehole in a subsurface formation, a string in the borehole, a pressure compensator disposed within or as a part of the string.

Abstract: An information processing device according to one embodiment of the present disclosure comprises a processor. The processor is configured to generate a distributed component aimed at a three dimensional printing task. The distributed component is used for controlling, independent of the information processing device, execution of the three dimensional printing task after establishing a connection with a user equipment, and comprises decryption information of three dimensional model data used for the three dimensional printing task. The processor is further configured to control the arrangement of the distributed component to the user equipment.

Abstract: A trigger including a carrier, a shuttle movably disposed on the carrier, an energy member disposed between the carrier and the shuttle, a degrade-on-demand trip member disposed to maintain potential energy in the energy member until activated. A method for operating a downhole tool including sending a signal to the trip member of the trigger, degrading the trip member, converting potential energy stored in the energy member from potential energy to kinetic energy, and actuating the downhole tool with the shuttle. A wellbore system including a borehole in a subsurface formation, a string in the borehole, a trigger disposed within or as a part of the string.

Abstract: An 8-dihalomethyl berberine-type quaternary ammonium salt compound represented by general formula (I) or (II) and an application thereof in preparing a drug. The compound shows hydrophilicity and has antimicrobial, anti-inflammatory, anti-ulcerative colitis, and antitumor activities, while having no or low toxicity.

Abstract: A flow control device including a flow channel having a housing defining an inside surface, the inside surface having an irregular helical structure of constant orthogonal cross-sectional dimensions.

Abstract: A casing/liner string buoyancy arrangement including a casing/liner string, and a material defining a volume disposed within the string, the material excluding downhole fluids from the volume, the volume being of a lower specific gravity than the same downhole fluids. A method for managing buoyancy of a casing/liner string including configuring a casing/liner string, running the string, and selectively maintaining or degrading the material to adjust buoyancy of the string. A borehole system including a borehole in a subsurface formation, and an arrangement disposed in the borehole.

Abstract: A shooting method, performed by an electronic device, the electronic device includes an operating system and is provided with a functional camera, an application layer of the electronic device is provided with a third-party application, and the shooting method includes: in response to a shooting operation on a shooting interface of the third-party application, sending a data processing request to a framework layer of the operating system by the third-party application, the data processing request being a request for indicating to process initial image data collected by the functional camera; sending the data processing request to a hardware abstraction layer of the operating system by the framework layer; and processing the initial image data by the hardware abstraction layer in response to the data processing request to obtain target image data, and sending the target image data to the third-party application by the hardware abstraction layer.

Abstract: An arrangement for a buoyant liner or casing string including a shoe plug affixed to the string and configured to hold a pressure differential from a higher pressure outside of the string to a lower pressure inside of the string and to unseat upon a pressure differential of a higher pressure inside of the string to a pressure outside of the string.

Abstract: Embodiments of the disclosure provide a display panel and a display device. The display panel includes a substrate, a plurality of light emitting elements and at least one transmissive-reflective module, where the light emitting elements are arranged on the substrate; each of the light emitting elements includes a first electrode, a light emitting functional layer and a second electrode arranged along a direction vertical to the substrate and away from the substrate; the at least one transmissive-reflective module is arranged on a side, close to the substrate, of the first electrode of at least one of the light emitting elements, and/or on a side, away from the substrate, of the second electrode of at least one of the light emitting elements; the transmissive-reflective module is configured to switch between a transmissive state and a reflective state.

Abstract: An electrical connector includes an insulative housing having a mating cavity and a plurality of power contact pairs. Each power contact pair defines an upper contact set and a lower contact set, each one of the upper contact set and the lower contact set comprises a first contact unit and a second contact unit, each one of the first contact unit and the second contact unit has a retaining portion and at least one contacting portion extending from the retaining portion into the mating cavity. The retaining portions of the upper contact set are arranged in a height direction of the insulative housing with the contacting portions thereof arranged in a transverse direction of the insulative housing, the retaining portions of the lower contact set are arranged in the height direction with the contacting portions thereof arranged in the transverse direction.