Abstract: Carbon nanoparticle suspension injection-Fe, a preparation method, an application and a use method. The carbon nanoparticle suspension injection-Fe includes carbon nanoparticle suspension injection and ferrous sulfate, where a concentration of the carbon nanoparticle suspension injection is 20-100 mg/mL, a concentration of ferrous ions in the carbon nanoparticle suspension injection-Fe is 0.5-60 mg/mL, and a particle size of carbon nanoparticles in the carbon nanoparticle suspension injection-Fe is 90-250 nm, and a pH value is 2.8-6.0. The carbon nanoparticle suspension injection-Fe serves as a developing agent after being injected into a tumor to show distribution of the carbon nanoparticle suspension injection-Fe and retention in the tumor on a magnetic resonance image.

Abstract: A device for measuring a microwave surface resistance of a dielectric conductor deposition interface includes: a test platform, a calibration component, a sealing cavity and a support plate; wherein the test platform comprises: a shielding cavity having an open bottom, a dielectric rod, an input coupling structure, an output coupling structure, and a dielectric supporter; the dielectric conductor test sample and the test platform form a TE0m(n+?) mode dielectric resonator; the calibration component and the dielectric conductor test sample are mounted on the test platform to measure corresponding quality factors, thereby calculating the microwave surface resistance of the deposition interface of the dielectric conductor test sample. The present invention requires no pre-measurement of relative permittivity and loss tangent of the dielectric conductor test sample.

Abstract: Display substrate, manufacturing method thereof and display device are provided. The display substrate includes: light-emitting substrate including light-emitting device, switch element and encapsulation layer; color conversion layer including separation bank, color conversion pattern and leveling layer, the separation bank defining first openings corresponding to pixels, including light-transmitting bank and light-shielding bank patterns, the light-transmitting bank pattern has grooves in which the light-shielding bank pattern is filled, the color conversion pattern is disposed in the first openings, the leveling layer is at least partially filled in the first opening to fill first step for forming flat surface away from the substrate; a color filtering layer including light-shielding and color filtering patterns, the light-shielding pattern defining second openings corresponding to the first openings in which the color filtering pattern is disposed in.

Abstract: Provided is a display panel. The display panel includes: a base substrate, a plurality of light-emitting devices, a package layer, a hydrophobic layer, an isolation portion, and a light conversion structure; wherein the light-emitting devices are disposed on a side of the base substrate; the package layer is disposed on a side of the light-emitting devices and configured to package the light-emitting devices; the hydrophobic layer is disposed on a side of the package layer and in direct contact with the package layer; the isolation portion is disposed on a side of the hydrophobic layer, wherein a plurality of apertures are defined in the isolation portion; and the light conversion structure is disposed in the apertures and includes a transparent medium layer and a plurality of particles, and a face of the transparent medium layer is in direct contact with the hydrophobic layer.

Abstract: Provided is a display panel. The display panel includes: a base substrate; a plurality of light-emitting devices on a side of the base substrate; a package layer on a side of the plurality of light-emitting devices, wherein the package layer is configured to package the light-emitting devices; a hydrophilic layer on a side of the package layer, wherein the hydrophilic layer is in direct contact with the package layer; an isolation portion on a side of the hydrophilic layer, wherein a plurality of apertures are defined in the isolation portion; and a light conversion structure in the plurality of apertures, wherein the light conversion structure includes a transparent medium layer made of a hydrophilic material and a plurality of particles dispersed in the transparent medium layer, and a face, close to the base substrate, of the transparent medium layer is in direct contact with the hydrophilic layer.

Abstract: In some aspects, a device comprises a plurality of walls defining one or more channels; wherein the one or more channels have a cross-section in a plane perpendicular to a vertical axis of the device that changes along the vertical axis; and one or more floats sized to allow movement of the one or more floats within said one or more channels, wherein the one or more floats have a surface characteristic that is different from the surface characteristic of the walls such that, upon contact with a fluid, said walls and said floats form different contact angles and induce a repulsive capillary force between the walls and the one or more floats at a surface of the fluid.

Abstract: The present disclosure provides a light-emitting device and a manufacturing method thereof, a taillight and a vehicle. The light-emitting device includes at least one light-emitting element located on one side of a backplane, wherein a wavelength of a first light emitted by each light-emitting element is 500 nm to 580 nm; a wavelength conversion layer located on one side of the at least one light-emitting element away from the backplane and configured to emit a second light with a different color from the first light under the excitation of the first light; and a first optical structure located on one side of the wavelength conversion layer away from the backplane, and including one or more optical elements, each of which is configured to focus the second light along a direction perpendicular to the backplane.

Abstract: Provided is a color conversion substrate. The color conversion substrate includes: a base substrate; a reflective isolation portion on a side of the base substrate, a plurality of pixel apertures being defined in the reflective isolation portion, wherein the plurality of pixel apertures include a plurality of first-type pixel apertures arranged in arrays and a plurality of second-type pixel apertures arranged in arrays, and a plurality of lines of the first-type pixel apertures and a plurality of lines of the second-type pixel apertures are alternately arranged; and a color conversion layer, including a first color conversion pattern, a second color conversion pattern, and a transmission pattern, wherein the first color conversion pattern and the transmission pattern are disposed in different first-type pixel apertures, and the second color conversion pattern is disposed in the plurality of second-type pixel apertures.

Abstract: A flexible display panel, a flexible display device and a method of forming the flexible display panel are provided. The flexible display panel includes: a substrate; thin film transistors arranged in an array on the substrate; an electroluminescent device arranged on the thin film transistors and driven by the thin film transistors, including a pixel defining layer and an electroluminescent material defined by the pixel defining layer; a thin film encapsulation layer on the electroluminescent device; a quantum dot photoconversion layer on the thin film encapsulation layer, including an isolation portion and a quantum dot luminescent material surrounded by the isolation portion, where an orthographic projection of the isolation portion onto the substrate covers an orthographic projection of the pixel defining layer onto the substrate; and a cover plate arranged on the quantum dot photoconversion layer.

Abstract: A display panel includes a pixel definition layer on a base substrate, having a plurality of first apertures extending there-through; a light emitting layer at least partially in the plurality of first apertures; an encapsulating layer on a side of the pixel definition layer and the light emitting layer away from the base substrate; a bank layer on a side of the encapsulating layer away from the base substrate, having a plurality of second apertures extending there-through; and a color conversion layer at least partially in the plurality of second apertures. The color conversion layer comprises a plurality of color conversion blocks. A minimum height of a bottom of the bank layer with respect to a surface of the base substrate is greater than a minimum height of a bottom of a respective color conversion block with respect to the surface of the base substrate.

Abstract: In some aspects, a device comprises a plurality of walls defining a slot and one or more channels wherein the one or more channels are intersected by the slot; wherein the one or more channels have a cross-section in a plane perpendicular to a vertical axis of the device that changes along the vertical axis; and one or more floats sized to allow movement of the one or more floats within said one or more channels, wherein the one or more floats have a surface characteristic that is different from the surface characteristic of the walls such that, upon contact with a fluid, said walls and said floats form different contact angles and induce a repulsive capillary force between the walls and the one or more floats at a surface of the fluid; and wherein the slot has a width that is smaller than the width of the one or more channels such that the one or more floats are prevented from moving between the one or more channels.

Abstract: The present disclosure provides a centrifugal fan impeller, a fan, and an air conditioning system, which solve the technical problems of a small air volume and large noise of a centrifugal fan, low efficiency of a fan, and a relatively concentrated airflow. The centrifugal fan impeller includes blades and a fixing disk, the blades being forward-curved structures and fixed to the fixing disk, wherein in a height direction of the blades, widths of all or part of the blades progressively increase from a suction port to the fixing disk, so that the suction port of the fan impeller is a tapering trumpet-like structure. The fan includes a centrifugal fan impeller, and a volute, which is inclined on two sides. The air conditioning system includes a fan.

Abstract: A color conversion substrate is provided. The color conversion substrate includes a first light scattering layer on a base substrate; a bank layer on a base substrate; a plurality of first apertures and a plurality of second apertures extending through the bank layer; a color conversion layer at least partially in the plurality of first apertures; and a second light scattering layer at least partially in the plurality of second apertures. The color conversion substrate has a first light transmissive region, a second light transmissive region, a third light transmissive region, and a light non-transmissive region. The first light scattering layer is at least partially in the third light transmissive region. The second light scattering layer is in the third light transmissive region. In the third light transmissive region, the first light scattering layer and the second light scattering layer are parts of a stacked structure.

Abstract: A display substrate includes multiple light emitting devices disposed on a base substrate for emitting light of a third color, and a first encapsulation structure layer and a light conversion layer sequentially stacked on a side of the multiple light emitting devices away from the base substrate; the light conversion layer includes a first quantum dot material emitting light of a first color after receiving the light of the third color emitted by the light emitting devices and a second quantum dot material emitting light of a second color after receiving the light of the third color emitted by the light emitting devices. The first encapsulation structure layer includes a first inorganic encapsulation layer, an organic encapsulation layer, and a second inorganic encapsulation layer that are sequentially stacked in a direction away from the base substrate; the organic encapsulation layer includes an organic encapsulation material and a dye.

Abstract: Disclosed is a model training method, a performance prediction method, an apparatus, a device and a medium, which relate to the technical field of display. The model training method includes acquiring a training sample set, wherein the training sample set includes: training design data and test data of a sample display device; inputting the training sample design data into a model to be trained, and training the model to be trained according to an output of the model to be trained and the training sample test data to obtain an initial prediction model; when the initial prediction model satisfies a pre-set condition, determining the initial prediction model as a performance prediction model; and a performance prediction model for predicting performance data of a target display device.

Abstract: Embodiments of the present disclosure provide a display panel and a display device. The display panel includes a first base substrate; a light emitting element layer, arranged on the first base substrate and configured to provide light of a first color; a color film layer, arranged at a side of the light emitting element layer away from the first base substrate; a color conversion layer, arranged between the light emitting element layer and the color film layer and configured to receive the light of the first color and convert at least part of the light of the first color into light of a second color; and a light extraction layer, arranged between the color conversion layer and the color film layer, and configured to converge at least one of the light of the first color and the light of the second color.

Abstract: A touch display panel and a preparation method, and a display apparatus. The touch display panel includes: a first base substrate, including sub-pixel regions; a group of light emitting devices, corresponding to the sub-pixel regions one to one; a first pixel defining layer, including first opening regions corresponding to the sub-pixel regions one to one; a group of quantum dot layers, in at least part of the first opening regions; a touch module, including a first touch electrode layer; and one layer of stacked insulation structure, configured to transmit light emitted by each quantum dot layer and reflect light emitted by the light emitting devices.

Abstract: A display panel, including a light-emitting base plate including light-emitting devices arranged in an array; first light-extracting layers, located on light-outlet sides of at least a part of the light-emitting devices, each including prisms extending along a first direction and arranged along a second direction; and second light-extracting layers, located on the light-outlet sides of the light-emitting devices, and on a side of the first light-extracting layers away from the light-emitting base plate, each including convex lenses arranged in an array, wherein an orthographic projection of the first light-extracting layer on the light-emitting base plate is within an orthographic projection of the second light-extracting layer on the light-emitting base plate, a maximum size of the prism along the second direction is less than or equal to a maximum size of the convex lens along the second direction, and the first direction intersects the second direction.

Abstract: The present disclosure provides a display panel, a display apparatus and a method for manufacturing a display panel. The display panel includes: a base substrate; light-emitting elements located on a side of the base substrate; a color conversion film layer located on a side, away from the base substrate, of the light-emitting elements and including a plurality of color conversion patterns in one-to-one correspondence with the light-emitting elements, each color conversion pattern includes a matrix and color conversion particles distributed in the matrix, and the color conversion particles convert light emitted by the light-emitting elements; and a first film layer located between the light-emitting elements and the color conversion film layer and adjacent to the color conversion film layer, a refractive index n1 of the first film layer and a refractive index n2 of the matrix satisfying: n2/n1>0.82.

Abstract: A display substrate includes a backplane, first light-emitting devices capable of emitting first color light, second light-emitting devices capable of emitting second color light that are all disposed on the backplane, a low-refractive-index intercalation layer disposed at a side, away from the backplane, of the first light-emitting devices and the second light-emitting devices, and an encapsulation layer. The encapsulation layer includes a first inorganic barrier layer, a first organic barrier layer and a second inorganic barrier layer that are sequentially stacked on a side of the low-refractive-index intercalation layer away from the backplane. A refractive index of the low-refractive-index intercalation layer is less than a refractive index of the first inorganic barrier layer.