Abstract: The present disclosure provides a microfluidic chip and a microfluidic device including the microfluidic chip. The microfluidic chip includes at least two units stacked in a first direction perpendicular to the microfluidic chip, each unit of the at least two units includes a generation part configured to generate a target fluid.

Abstract: A microwell array chip, a use method therefor, and a detection apparatus. The microwell array chip includes a microwell array substrate, and the microwell array substrate includes n reaction chambers, and an idle region; an array of the n reaction chambers is disposed in the microwell array substrate, and the idle region is disposed around the n reaction chambers; each reaction chamber is configured to accommodate a sample to be tested, and the shape of an orthographic projection of the reaction chamber on a first reference plane where the first main surface is located is of a regular N-gon; the area of the idle region is divided into n? virtual units, and the shape of the orthographic projection of each virtual unit on the first reference plane is the same as the shape of the orthographic projection of the reaction chamber on the first reference plane.

Abstract: Disclosed are a filter element for liquid filtration and a filter. The filter element includes a ring filter medium, first and second end caps connected to the ring filter medium, and a ventilation assembly, where the ring filter medium has a central cavity formed around a central axis thereof; the ventilation assembly is disposed in the central cavity; and an intercepting ring groove is formed at a ring seal. In this technical solution, a sealing O-ring at a sealing part of the filter element and the housing assembly is replaced with the ring seal with a self-sealing function, which has a better sealing effect under an oil pressure and can reduce a compression amount; and while oil dirt is intercepted, the disassembly of the filter element is not affected, and especially under effective exhaust of the ventilation assembly, the disassembly is more labor-saving.

Abstract: A chip packaging structure and a chip packaging method, the structure including: a sample substrate with through holes; first and second cover plates on opposite sides of the sample substrate; and at least one pair of a sample inlet and a sample outlet, each pair of the sample inlet and the sample outlet is in one or both of the first cover plate and the second cover plate, a flow path is between each pair of the sample inlet and the sample outlet, a first flow channel structure is on a surface of the first cover plate opposite to the sample substrate, a second flow channel structure is on a surface of the second cover plate opposite to the sample substrate, and the first flow channel structure and the second flow channel structure are connected with the through holes, to form a continuous channel corresponding to the flow path.

Abstract: The present disclosure provides a microfluidic chip, a method of controlling the flow velocity of a fluid in the microfluidic chip, and a method of using the microfluidic chip. The microfluidic chip includes at least one shunt structure, each shunt structure includes at least two channels each including a first channel and a second channel, the first channel is configured to allow the first fluid to flow therein, the second channel is configured to allow the second fluid to flow therein, and the first fluid and the second fluid merge at the first confluence of the microfluidic chip. The first channel has a first cross-section and a first length, the second channel has a second cross-section and a second length, the area of the first cross-section is greater than or equal to the area of the second cross-section, and the first length is less than or equal to second length.

Abstract: A method for AI real-time inspecting a fastener loosening status, in which a light intensity matrix of a fastener being detected and its adjacent surfaces is obtained via a laser irradiation and an area scan camera system in order to obtain any possible loosening information blow any surface; a correspondence between a speckle texture map and a fastener loosening status is established directly through machine learning of AI, so that the loosening status of any fastener is identified not by any conventional phase extracting technique but by an AI judgement model. According to the present invention, any status at a certain depth below a surface can be detected, and even any status that some fastener is about to be loosened but has not yet actually deformed can also be detected in advance; and a detecting efficiency and accuracy can surpass an ability of skilled human workers.

Abstract: The present disclosure provides a microfluidic chip, a box device adapted to the microfluidic chip, and a microfluidic device including the microfluidic chip and the box device. The microfluidic chip includes a first container for accommodating a first fluid, a second container for accommodating a second fluid, a delivery channel, a sorting channel and a collector. The delivery channel is shaped such that the first fluid and the second fluid merge at a confluence. The sorting channel includes a first sorting channel and a second sorting channel. The collector includes a first collector and a second collector.

Abstract: The present application discloses a device for driving a cell processing chip and a method of driving a cell processing chip. The cell processing chip is configured to process cells. The device for driving the cell processing chip includes a bearing member configured to carry the cell processing chip, an accommodating member in fluid communication with the cell processing chip, a fluid driving member configured to drive flow of fluid in the device and in the cell processing chip, a signal generating and processing member configured to apply a signal to a fluid in the cell processing chip to generate a response signal associated with the fluid, and configured to issue a control instruction, and a power supply configured to supply power to the fluid driving member, and configured to apply a sorting signal to the cell processing chip in response to the control instruction.

Abstract: The present disclosure provides a microfluidic chip and a droplet separation method, and belongs to the field of biological chip technology. The microfluidic chip includes a first liquid tank and a second liquid tank opposite to each other and a channel layer therebetween. The channel layer includes a plurality of microfluidic channels separated from each other, first ends of the microfluidic channels are communicated with the first liquid tank, and second ends are communicated with the second liquid tank. The first liquid tank contains sample solution to be detected, and the second liquid tank contains encapsulating liquid. The sample solution to be detected entering the first liquid tank may be separated into a plurality of sample droplets through the microfluidic channels, the separated sample droplets enter the second liquid tank, so that the encapsulating liquid is encapsulated on a surface of each of the plurality of sample droplets.

Abstract: Provided are an image fusion classification method and device. The method includes that: a three-dimensional weight matrix of a hyperspectral image is obtained by use of a Support Vector Machine (SVM) classifier (101); superpixel segmentation is performed on the hyperspectral image to obtain K superpixel images, K being a positive integer (102); the three-dimensional weight matrix is regularized by use of a superpixel-image-based segmentation method to obtain a regular matrix (103); and a class that a sample belongs to is determined according to the regular matrix (104).

Abstract: A method (10) of and a device (50) for performing an operation based on sensor signal data obtained from at least one sensor. From the sensor signal data, by a processor (54) of the device (50), a feature profile is generated that is matched (12) to a set of predetermined feature profiles. The operation is performed (13) by the device (50) based on the sensor signal data, if the generated feature profile matches at least one of the set of predetermined feature profiles, and the operation is performed (14) by the device (50) based on remote processing (40) of the sensor signal data (40) if the generated feature profile does not match at least one of the set of predetermined feature profiles. With the disclosed method, balance in processing power, processing time, and reliable operation by the device (50) is achieved without incurring extra cost for upgrading the device (50).

Abstract: The present disclosure provides a chip, a microfluidic device including the chip, and a method for sorting target droplets. The chip includes a first container for accommodating a first fluid, a second container for accommodating a second fluid, a delivery channel including a first flow channel communicating with the first container and a second flow channel communicating with the second container, the first flow channel and the second flow channel intersecting and communicating with each other at a junction, and at least one collector. A portion of the first flow channel includes the junction and is divided into two sections by the junction, in each section, the section thickens gradually along a first direction away from the junction. The second flow channel includes the junction and is divided into two sections by the junction, in each section, the section thickens gradually along a second direction away from the junction.

Abstract: The present disclosure provides a microfluidic chip and a droplet separation method, and belongs to the field of biological chip technology. The microfluidic chip includes a first liquid tank and a second liquid tank opposite to each other and a channel layer therebetween. The channel layer includes a plurality of microfluidic channels separated from each other, first ends of the microfluidic channels are communicated with the first liquid tank, and second ends are communicated with the second liquid tank. The first liquid tank contains sample solution to be detected, and the second liquid tank contains encapsulating liquid. The sample solution to be detected entering the first liquid tank may be separated into a plurality of sample droplets through the microfluidic channels, the separated sample droplets enter the second liquid tank, so that the encapsulating liquid is encapsulated on a surface of each of the plurality of sample droplets.

Abstract: Provided are an image fusion classification method and device. The method includes that: a three-dimensional weight matrix of a hyperspectral image is obtained by use of a Support Vector Machine (SVM) classifier (101); superpixel segmentation is performed on the hyperspectral image to obtain K superpixel images, K being a positive integer (102); the three-dimensional weight matrix is regularized by use of a superpixel-image-based segmentation method to obtain a regular matrix (103); and a class that a sample belongs to is determined according to the regular matrix (104).

Abstract: The present invention provides a method for extracting and classifying features of hyperspectral remote sensing image, including: an sampling step, a binarizing step, a coding step, a statistical calculating step, a concatenating step, and a classifying step. The present invention further provides a system for extracting and classifying features of hyperspectral remote sensing image. The technical solution provided by the present invention can make full use of the contextual relationship between the spectral domain and the spatial domain in a hyperspectral remote sensing image by extending two-dimensional LBPs into three-dimensional LBPs, and has good robustness to noise by introducing a relaxation threshold discrimination operation.

Abstract: The present invention provides a method for extracting and classifying features of hyperspectral remote sensing image, including: an sampling step, a binarizing step, a coding step, a statistical calculating step, a concatenating step, and a classifying step. The present invention further provides a system for extracting and classifying features of hyperspectral remote sensing image. The technical solution provided by the present invention can make full use of the contextual relationship between the spectral domain and the spatial domain in a hyperspectral remote sensing image by extending two-dimensional LBPs into three-dimensional LBPs, and has good robustness to noise by introducing a relaxation threshold discrimination operation.

Abstract: A solar receiver configuration (receiver) adapted to include a plurality of receiver heat transfer passes. Each pass includes a plurality of panels. Further, each panel includes a plurality of tubes, tangentially arranged, vertically extending between horizontally placed lower and upper headers. The headers, which are pipe assemblies with closed ends, of adjacent panels are horizontally and vertically offset one to another to form a substantially continuous tube surface. Such continuous tube surface enables solar heating of the fluid flow therefrom in at least a parallel flow arrangement and a serpentine flow arrangement.

Abstract: Embodiments of the present disclosure provide for polymer nanocomposites, methods of making polymer nanocomposites, and the like.

Abstract: A polymer composite can include carbon nanotubes.

Abstract: A solar receiver configuration (receiver) adapted to include a plurality of receiver heat transfer passes. Each pass includes a plurality of panels. Further, each panel includes a plurality of tubes, tangentially arranged, vertically extending between horizontally placed lower and upper headers. The headers, which are pipe assemblies with closed ends, of adjacent panels are horizontally and vertically offset one to another to form a substantially continuous tube surface. Such continuous tube surface enables solar heating of the fluid flow therefrom in at least a parallel flow arrangement and a serpentine flow arrangement.