Abstract: The present invention discloses a selenium-doped MXene composite nano-material and a preparation method thereof, comprising the following steps: (1) adding MXene and an organic selenium source into a dispersant, and stirring to prepare a dispersion with a concentration of 1 mg/ml to 100 mg/ml; (2) transferring the dispersion into a reaction kettle, then heating, reacting, and then naturally cooling to a room temperature; (3) washing the product obtained in the step (2) with a cleaning agent, then centrifuging to collect a precipitate, and drying the precipitate under vacuum; and (4) placing the sample obtained in the step (3) into a tubular furnace for calcination, introducing protective gas, heating, and then cooling to a room temperature to obtain the selenium-doped MXene composite nano-material. The material prepared by the present invention has high specific surface area, good electrical conductivity, cycle stability performance, rate performance and high theoretical specific capacity.

Abstract: The present invention discloses a tellurium-doped MXene composite material and a preparation method thereof, comprising the following steps: (1) adding MXene and a tellurium source into a dispersant to prepare a dispersion, and then stirring the dispersion; (2) heating the dispersion, reacting, and then cooling; (3) centrifuging the product obtained in the step (2), then washing and drying under vacuum; and (4) placing the dry product obtained in the step (3) into a corundum ark, and then transferring into a tubular furnace, heating under the protection of inert gas, retaining the temperature, and then cooling to obtain the tellurium-doped MXene composite material. The composite material prepared by the present invention can be used as a cathode of a potassium ion battery, which increases the interlamellar spacing, and optimizes an ion diffusion channel, so that the electrochemical performance of the potassium ion battery is improved.

Abstract: The present invention discloses a selenium-doped MXene material and a preparation method thereof, comprising the following steps: (1) adding MXene and an organic selenium source into a dispersant, and stirring to prepare a dispersion with a concentration of 10 mg/ml to 100 mg/ml, wherein a mass ratio of MXene and an organic selenium source is 0.1 to 1:1; (2) transferring the dispersion into a reaction kettle, heating to 110° C. to 230° C., reacting for 10 h to 30 h, and then naturally cooling to a room temperature; and (3) washing the product obtained in the step (2) with a cleaning agent, centrifuging to collect a precipitate, and drying the precipitate under vacuum to obtain the selenium-doped MXene material. The composite material prepared by the present invention has high specific surface area, good electrical conductivity, cycle stability performance, rate performance and high theoretical specific capacity.

Abstract: The present invention discloses a method for treating wounds and for accelerating the healing of wounds by administering an effective amount of a pharmaceutical composition containing type VII collagen protein, mini-C7 protein, variants thereof or any combinations thereof. The pharmaceutical composition may be administered through a variety of routes including intravenous injection, topical application, or oral ingestion. The method may further include administering a genetically modified fibroblast capable of expressing type VII collagen protein, mini-C7 protein, variants thereof or small growth factors to achieve synergistic healing effect.

Abstract: A prism and light transmitter module includes a prism holder, a light transmitter, a prism module, a drive circuit board, a shield, and a fixing assembly. The light transmitter is configured to emit or receive a light beam along a light axis. The prism module includes an inclined plane and is disposed within the prism holder with the inclined plane exposed. The drive circuit board is disposed above the inclined plane, and intersects with the light axis at a first angle. The shield is disposed on the drive circuit board. The fixing assembly connects to the prism holder, is configured to fix the drive circuit board, and includes a hole through which the light transmitter is exposed. A binocular capable of measuring distance includes a first optical system and a second optical system. The first optical system or/and the second optical system include the prism and light transmitter module.

Abstract: A waterproof light emitting module is provided. The waterproof light emitting module comprises a circuit board, a light emitting diode, a light guide plate, and a waterproof layer. The light emitting diode is over the circuit board, and having a light emitting surface, a first non-light emitting surface and a second non-light emitting surface. The light guide plate is adjacent to the light emitting surface of the light emitting diode. The waterproof layer covers the first non-light emitting surface and the second non-light emitting surface of the light emitting diode. The waterproof layer includes an adhesive, a substrate, a recessed portion of the light guide plate, a portion of the circuit board or a combination thereof. A display device including the waterproof light emitting module is also provided herein.

Abstract: A waterborne polyurethane is provided. The waterborne polyurethane is formed by mixing a polyol, a diisocyanate, a dimethylol alkyl acid, and an epoxy resin into a mixture, and polymerizing the mixture. When the usage amount of the epoxy resin used is 1 part by weight, the usage amount of the polyol is 3 to 30 parts by weight, the usage amount of the diisocyanate is 1 to 10 parts by weight, and the usage amount of the dimethylol alkyl acid is 0.1-3.0 parts by weight. The epoxy resin includes an epoxy resin having a cyclic structure, a triacylglycerol having an epoxy group, or a combination thereof.

Abstract: The current disclosure describes carrier tape systems that include a carrier tape substrate and a cover tape. The carrier tape system includes a plurality of repetitive adhesion areas where the carrier tape substrate and cover tape are attached to each other and non-adhesion areas where the carrier tape substrate and cover tape are not attached to each other. Separating the cover tape and the carrier tape substrate at these repetitive adhesion and non-adhesion areas imparts a vibration to the cover tape which impedes or prevents semiconductor devices carried in pockets of the carrier tape substrate from adhering to adhesive on the cover tape.

Abstract: The present invention relates to a kit for in vitro testing a panel of genes in Pap smear samples for endometriosis and a method of non-invasively and qualitatively determining severity of endometriosis using the kit. A biomarker and a probe used in the kit and the method include a specific SNP site and a product expressed by a gene related to the SNP site, for detecting the genotype of SNP site and the product expressed by the gene corresponding to the SNP site, so as to accurately determine the severity of endometriosis. The biomarker and the probe can be applied to a kit for in vitro testing a panel of genes in Pap smear samples for endometriosis.

Abstract: A digital authentication system includes an authentication device and a central computer device. The authentication device includes a signal identification module, a display, and a signal feedback unit. The central computer device includes an authentication module and a communication module. The authentication module includes at least one positioning location information, at least one authentication licensing information, and at least one time information. The communication module is configured to transmit the positioning location information and the time information to the authentication device. The authentication device is configured to activate the signal identification module according to the positioning location information and the time information. When the activated signal identification module receives an external authentication signal, the display displays an authentication result, and the signal feedback unit returns an authentication license to the central computer device.

Abstract: An ACD device comprises a comparator having an output, a first input, and a second input. The ADC includes a successive approximation register (SAR) configured to receive the output of the comparator as an input and to generate based thereon a parallel digital output having a most significant bit (MSB) and a plurality of less significant bits associated with a reference voltage Vref=N*VDD, where N<1. The ADC also includes a digital-to-analog converter (DAC) configured to receive the parallel digital output from the SAR and to generate based thereon an internal analog signal, the internal analog signal applied as the first input to the comparator.

Abstract: A manufacturing method of a redistribution layer is provided. The method includes the following steps. A patterned sacrificial layer is formed on a carrier. An actuate angle is formed between a side wall of the patterned sacrificial layer and the carrier. A first conductive layer is formed. The first conductive layer includes a plurality of first portions formed on the carrier and a plurality of second portions formed on the patterned sacrificial layer. The patterned sacrificial layer and the second portions of the first conductive layer are removed from the carrier. Another manufacturing method of a redistribution layer is also provided.

Abstract: Systems and methods for the configuration of service policies for aircraft fleets and gas turbine engines are disclosed. One or more engine performance profiles may be generated based on historical engine performance data. The historical engine performance data may be retrieved based on one or more engine service parameters. A fleet performance profile may be generated based on the engine performance profiles. The engine service parameters may be varied to generate a configured engine performance profile. A configured fleet performance profile may be generated based on the configured engine performance profile.

Abstract: The various embodiments provide a semiconductor chip holder that holds semiconductor chips. The chip holder protects the semiconductor chips from possible damage during transport and/or storage. The chip holder is flexible and may be wound around a reel for convenient transport and storage. In one embodiment, the chip holder includes a support substrate with receptacles that receive semiconductor chips, a cover layer that seals the receptacles and holds the semiconductor chips within the receptacles, and plugs to securely couple the support substrate and the cover layer together.

Abstract: The present invention provides a human flow estimation system and a human flow estimation method. The human flow estimation system comprises: a sensor network comprising a plurality of sensors for collecting data and respectively arranged in each to-be-estimated region and between the to-be-estimated regions; a model building module configured to build a horizontal human flow model and a vertical human flow model based on the plurality of sensors arranged in each to-be-estimated region and/or arranged between the to-be-estimated regions; and a human flow estimation module configured to estimate human flow data based on the horizontal human flow model and the vertical human flow model. The human flow estimation system and the human flow estimation method according to the present invention can realize high-precision estimation of human flow data in a three-dimensional space.

Abstract: An electronic device and a method for detecting a malicious file are provided. The method includes the following steps: An executable file is searched, and an import table is extracted from the executable file. The import table includes at least a name of a first DDL and a name of a second DDL. A distance between the first DLL and the second DLL is calculated. Whether the distance exceeds a threshold is determined. If the distance exceeds the threshold, then whether a duplicate content of the import table exists in the executable file is checked. The executable file is regarded as a malicious file if the duplicate content of the import table exists in the executable file.

Abstract: The present invention provides a method for detecting the anti-island protection performance of an inverter. An RLC circuit is serially connected between the inverter and a grid connection switch, the resonant frequency of the RLC load is set as three different numerical values for enabling the same to present resistance, capacitance and inductance, and a time value from the disconnection of the grid connection switch to the operation stop of the inverter under detection is recorded after a fundamental current value of the grid connection switch is set to a different value each time; and weighted calculation is performed on the time value to obtain a test result and grade evaluation of the anti-island protection ability of the inverter.

Abstract: The current disclosure describes carrier tape systems that include a carrier tape substrate and a cover tape. The carrier tape system includes a plurality of repetitive adhesion areas where the carrier tape substrate and cover tape are attached to each other and non-adhesion areas where the carrier tape substrate and cover tape are not attached to each other. Separating the cover tape and the carrier tape substrate at these repetitive adhesion and non-adhesion areas imparts a vibration to the cover tape which impedes or prevents semiconductor devices carried in pockets of the carrier tape substrate from adhering to adhesive on the cover tape.

Abstract: The current disclosure describes a carrier tape systems, which include a cover tape having adhesion areas and non-adhesion areas which are substantially free of adhesive. Methods for supplying semiconductor devices to an apparatus, which in operation, places the semiconductor devices at desired locations are also described. Methods of forming a semiconductor device carrier system are also described.

Abstract: A prism module includes a first prism including a first surface, a second surface and a third surface, a roof prism including a roof surface and a fourth surface, a second prism including a fifth surface, a sixth surface and a seventh surface, and a third prism including a light access surface, a first reflecting surface and a second reflecting surface. A light source is disposed above the second prism and adjacent to the first and the roof prisms. A light beam emitted by the light source enters and is reflected by the third prism, enters the second prism through the seventh surface, passes through the sixth surface, enters the first prism through the third surface, and is reflected by the second surface to leave the prism module. The light beam leaving the prism module is parallel to a baseline passing through the first, the second and the fourth surfaces.