Abstract: A detection chip, a using method for the same, and a reaction system. The detection chip includes a first substrate, a micro-cavity defining layer, and a heating electrode. The micro-cavity defining layer is on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is on the first substrate and is closer to the first substrate than the micro-cavity defining layer, and is configured to heat a plurality of micro-reaction chambers. The orthographic projection of the plurality of micro-reaction chambers on the first substrate is within the orthographic projection of the heating electrode on the first substrate.

Abstract: Provided are a microfluidic chip and a usage method thereof, and a microfluidic system. The microfluidic chip includes a substrate layer, the substrate layer includes a substrate and a drive electrode layer; and a cover plate layer arranged opposite the substrate layer, a space between the cover plate layer and the substrate layer form a solution accommodating space; the cover plate layer includes a solution inlet hole, a solution outlet hole, and limiting recesses arranged on a side of the cover plate layer facing the substrate layer, the solution inlet hole, the solution outlet hole and each limiting recess are in communication with the solution accommodating space, and an end surface of the solution inlet hole adjacent to the substrate layer, an end surface of the solution outlet hole adjacent to the substrate layer, and opening surfaces of the plurality of limiting recesses are arranged substantially flush with one another.

Abstract: A centrifugal structure member of a microfluidic chip and a centrifuge are provided. The centrifugal structure member of a microfluidic chip includes: a connecting portion (10) configured to connect to a rotor of a centrifuge; a support portion (20) fixedly connected or integrally formed with the connecting portion (10), and having an inclined outer surface forming an included angle with the rotation axis (50) of the rotor of the centrifuge; and a mounting portion (30) connected with or formed on the inclined outer surface, and configured to detachably mount the microfluidic chip (40) on the support portion (20).

Abstract: An calibration kit includes a base, a combination of calibration parts, and a manipulation part. The combination of calibration parts is disposed on the base and includes a first calibration part and a second calibration part. The first calibration part has a first calibration surface. The second calibration part has a second calibration surface. The first calibration part and the second calibration part are relatively movable in a movement direction and are movable relative to the base. The manipulation part is movably or rotatably disposed on the base. The manipulation part is configured to be operable to drive the first calibration part and the second calibration part to move in the movement direction relative to the base, so that the combination of calibration parts forms a three-dimensional calibration surface configuration through the first calibration surface and the second calibration surface.

Abstract: An apparatus includes a controller that monitors an error voltage indicating a difference between an output voltage and a setpoint voltage. Based on the monitored error voltage, the controller generates modulation adjustment signals including a frequency adjustment signal and an ON-time adjustment signal. The controller generates a pulse width modulation signal of a first power supply phase in accordance with both the frequency modulation adjustment signal and the ON-time adjustment signal.

Abstract: A method and a system for determining a supporting structure by combining a stress environment and an underground surrounding rock structure are provided in the disclosure, which relates to the technical field of stability analysis of coal-mine rock mass. The method includes: defining a stress peak position and an in-situ stress position by determining the stress environment; identifying the underground surrounding rock structure, identifying lithology and constructing a three-dimensional model of a rock stratum to analyze damage degree of the rock stratum; pretreating, namely normalizing, the damage degree of the rock stratum at two sides and comparing the damage degree of the rock stratum at a roof and the floor; and identifying the supporting structure and determining supporting effectiveness and a supporting length. The method of the disclosure is different from related art, and ensures that the supporting structure meets mechanical foundation and practical engineering requirements as a whole.

Abstract: The present disclosure provides a detection chip, including: a micro-cavity-defining layer having a plurality of micro-pores extending through the micro-cavity-defining layer are arranged; and a ventilative liquid-resistant layer on a side of the micro-cavity-defining layer and completely covering openings on a side of the plurality of micro-pores. The ventilative liquid-resistant layer is configured to allow gas to pass therethrough and to block liquid from passing therethrough. The present disclosure also provides a method for manufacturing a detection chip and a sample introduction method for the detection chip.

Abstract: A backsheet of a solar cell module including a substrate, a first protection layer, and a second protection layer is provided. The substrate includes a first surface and a second surface opposite to each other. The first protection layer is disposed on the first surface of the substrate. The second protection layer is disposed on the second surface of the substrate, wherein the first protection layer and the second protection layer include a silicone layer. At least one of the first protection layer and the second protection layer includes diffusion particles, wherein the diffusion particles include zinc oxide, titanium dioxide modified with silicon dioxide, or a combination thereof. A thickness of the first protection layer and a thickness of the second protection layer are respectively 10 ?m to 30 ?m. A solar cell module including the backsheet is also provided.

Abstract: Disclosed is a carbon-dioxide-responsive self-thickening intelligent fluid based on supramolecular self-assembly, which comprises a Gemini surfactant, a single-chain amide molecule having a tertiary amine head group and water, wherein the Gemini surfactant and the single-chain amide molecule are self-assembled to form a vesicle structure dispersed in water, with a hydrophilic head group being located outside and a hydrophobic tail group located inside. The method for preparing the carbon-dioxide-responsive self-thickening intelligent fluid of the present invention is simple, the injection viscosity is low, and the fluid is converted into a gel when encountering carbon dioxide, so that the viscosity is greatly increased.

Abstract: An image outputting device includes a sensing circuit for generating an image signal according to a configuration; a processing circuit, coupled to the sensing circuit, for performing an image processing on the image signal according to the configuration to generate an image processing result; and a controlling circuit, coupled to the sensing circuit and the processing circuit, for setting the configuration and entering an operating system after setting the configuration.

Abstract: An apparatus includes a controller a current mode controller that produces an output voltage by supplying output current from at least one power supply phase of a power supply to power a load. The controller produces an error current signal based on a difference between a magnitude of the output current supplied from the power supply to a load and a phase current setpoint. Based on a magnitude of the error current signal, control a pulse width setting of a pulse width modulation signal controlling the at least one power supply phase. The controller varies a leading edge and a falling edge of a pulse width ON-time of the pulse width modulation signal over each of multiple control cycles depending on variations in the magnitude of the pulse width setting.

Abstract: The present disclosure provides a microfluidic substrate, a microfluidic chip, a method for preparing the microfluidic chip, and a method for using the microfluidic chip. The microfluidic substrate includes a substrate including a plurality of microcavity regions arranged m an array, each of the plurality of microcavity regions includes a first portion and a second portion that are stacked, and the depth of the first portion is x, and the first portion includes a top opening that is circular in shape and has a diameter D, the relationship between the diameter D of the top opening and the depth x is approximately D=2x+y, where the range of x is from 20 microns to 400 microns, and the range of y is from 5 microns to 30 microns.

Abstract: A head-up display system for a vehicle is provided. The vehicle includes a dashboard body and a front window above the dashboard body. The head-up display system includes a display device. The display device includes a display screen. The display device is rotatably disposed on the dashboard body and shifts between a first position and a second position. When the display device is in the first position, the display screen of the display device faces the front window. When the display device is in the second position, the display screen does not face the front window.

Abstract: A crystal device includes a bearing base, an integrated chip and a conductive adhesive unit. The bearing base includes a conductive seat. The integrated chip includes a principal reference plane facing the conductive seat, and having a first major axis. The conductive adhesive unit has a second major axis and an aspect ratio, and is at least partly disposed between the conductive seat and the integrated chip. The aspect ratio ranges from 1.1 to 1.9. The principal reference plane further has a perpendicular projection straight line defined according to the second major axis. A practical angle is included by the first perpendicular projection straight line and the first major axis, and ranges from 0 degree to 90 degrees.

Abstract: A detection chip, a using method for the same, and a reaction system. The detection chip includes a first substrate, a micro-cavity defining layer, and a heating electrode. The micro-cavity defining layer is on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is on the first substrate and is closer to the first substrate than the micro-cavity defining layer, and is configured to heat a plurality of micro-reaction chambers. The orthographic projection of the plurality of micro-reaction chambers on the first substrate is within the orthographic projection of the heating electrode on the first substrate.

Abstract: A detection chip, a using method for the same, and a reaction system. The detection chip includes a first substrate, a micro-cavity defining layer, and a heating electrode. The micro-cavity defining layer is on the first substrate and defines a plurality of micro-reaction chambers. The heating electrode is on the first substrate and is closer to the first substrate than the micro-cavity defining layer, and is configured to heat a plurality of micro-reaction chambers. The orthographic projection of the plurality of micro-reaction chambers on the first substrate is within the orthographic projection of the heating electrode on the first substrate.

Abstract: An apparatus includes a controller a current mode controller that produces an output voltage by supplying output current from at least one power supply phase of a power supply to power a load. The controller produces an error current signal based on a difference between a magnitude of the output current supplied from the power supply to a load and a phase current setpoint. Based on a magnitude of the error current signal, control a pulse width setting of a pulse width modulation signal controlling the at least one power supply phase. The controller varies a leading edge and a falling edge of a pulse width ON-time of the pulse width modulation signal over each of multiple control cycles depending on variations in the magnitude of the pulse width setting.

Abstract: An apparatus includes a controller that monitors an error voltage indicating a difference between an output voltage and a setpoint voltage. Based on the monitored error voltage, the controller generates modulation adjustment signals including a frequency adjustment signal and an ON-time adjustment signal. The controller generates a pulse width modulation signal of a first power supply phase in accordance with both the frequency modulation adjustment signal and the ON-time adjustment signal.

Abstract: A fiber spreading apparatus which is configured to spread a carbon fiber bundle, and includes a feeding roll, a winding roll, a vibrating roller, and a first nozzle. The vibrating roller is disposed between the feeding roll and the winding roll, and is in contact with the carbon fiber bundle. The vibrating roller is rotated according to an axis of rotation, and is vibrated along a vibrating direction perpendicular to the axis of rotation. The first nozzle is disposed between the vibrating roller and the winding roll, and blows the carbon fiber bundle.

Abstract: An apparatus includes a controller that monitors an error voltage indicating a difference between an output voltage and a setpoint voltage. Based on the monitored error voltage, the controller generates modulation adjustment signals including a frequency adjustment signal and an ON-time adjustment signal. The controller modulates a pulse width modulation signal of a first power supply phase in accordance with both the frequency modulation adjustment signal and the ON-time adjustment signal.