Abstract: Embodiments of the disclosure provide a micro-frontend system, a sub-application loading method, an electronic device, a computer program product and a computer-readable storage medium. The micro-frontend system includes: a routing registration service, a command line tool and a micro-frontend running framework.

Abstract: There is provided a method and a system implementing a two-tier blockchain ledger. The blockchain system includes a plurality of connected validator computer nodes maintaining the two-tier blockchain ledger, and a producer node connected to the system and being associated with a physical asset producing entity. The two-tier blockchain ledger includes a first-tier token, which is minted based on physical asset production data from the producer, and a second-tier token, the second-tier token quantity in the ledger depending on a total quantity of first-tier tokens. The producer node may receive newly generated first-tier tokens upon minting. Active validator nodes selected from the validator nodes based on staking of second-tier tokens and/or bidding of first-tier tokens form a consensus to validate blocks in the two-tier blockchain ledger. The active validator nodes may obtain newly generated second-tier tokens based on the total quantity of first-tier tokens.

Abstract: A reflective photoelectric encoder includes a reflective photoelectric switch and a code disk. A surface of the code disk includes a first zone and a second zone. The first zone includes alternating first reflective areas and first non-reflective areas. A width of each first reflective area along a circumferential direction of the code disk is equal to a width of each first non-reflective area. The second zone comprises one second reflective area and one second non-reflective area, adjacent to each other, their widths along the circumferential direction being equal. The width of the second reflective area is twice the width of a first reflective area.

Abstract: A driving circuit structure, an array substrate, a display device, and a method for preparing the array substrate are provided. The driving circuit structure includes: a base substrate; an initial signal line on the base substrate; a clock signal line on the base substrate; and a first insulating layer on a side of the initial signal line away from the base substrate and including a first via. The initial signal line is connected to the clock signal line through the first via.

Abstract: The present disclosure provides a driving method and a display device. The driving method is applied to a display panel, including a plurality of rows of scanning lines, a plurality of columns of data lines, and a plurality of rows and a plurality of columns of pixel circuits, the pixel circuits being respectively electrically connected to corresponding rows of scanning lines and corresponding columns of data lines. The driving method includes: controlling a first charging time to be greater than 0.5 times a second charging time, and controlling the first charging time to be less than the second charging time; wherein the first charging time is a time for charging an Ath-row Mth-column pixel circuit via an Ath data voltage on the Mth-column data line; the second charging time is a time for charging the Bth-row Mth-column pixel circuit via the Ath data voltage and a Bth data voltage.

Abstract: Provided are a display substate and a display device. The display substrate includes a display region and a first peripheral region around at least one side of the display region; where the display substrate includes a first substrate and a second substrate that are oppositely disposed. The first substrate includes a first base and a driving circuit layer on a side of the substrate; wherein the second substrate includes a second base, a first light-shielding layer at a side of the second base and a second light-shielding layer at a side of the first light-shielding layer; where the first light-shielding layer includes a first light-shielding portion in the display region and the first peripheral region, and the first light-shielding portion includes first openings; where the second light-shielding layer is in the first peripheral region, and the second light-shielding layer includes a second light-shielding portion. The display device includes the display substrate.

Abstract: An ultrasound elastography method and system are provided. The method may include: exciting an ultrasound probe to transmit ultrasound waves to a body tissue under examination and receive ultrasound echoes to obtain a first ultrasound echo signal, wherein the ultrasound probe comprises an ultrasound transducer provided with multiple array elements; obtaining an ultrasound image of a body tissue under examination; displaying the ultrasound image; generating a shear waves within the body tissue under examination; exciting array elements of a ultrasound transducer to transmit the ultrasound waves to form an ultrasound beam covering a first area within the body tissue under examination; receiving the ultrasound echoes from the first area to obtain the second ultrasound echo signal; and obtaining the propagation path of the shear waves within the first area according to the second ultrasound echo signal.

Abstract: Embodiments of this application relate to the technical fields of optical signal processing and optical devices, providing a LiDAR and a movable device. The LiDAR comprises a receiving waveguide array, at least three photoelectric detection modules, at least three signal processing modules, and at least two analog-to-digital conversion modules. Since at least one of the analog-to-digital conversion modules is connected to the signal processing modules corresponding to at least two receiving waveguides that are not adjacent in the receiving waveguide array, there is no need to set up a digital-to-analog converter for each receiving waveguide, avoiding technical issues such as excessive number of converters and large data volume, while reducing the problem of crosstalk noise from bypass waveguides, thereby improving the performance of the LiDAR.

Abstract: Provided herein are methods for fabricating a porous polymer material, methods for revealing hidden anti-counterfeiting patterns, chromogenic sensors having hidden anti-counterfeiting patterns, and the like. Chromogenic sensors including porous polymer materials are provided. The chromogenic sensors can reveal hidden patterns such as anti-counterfeiting patterns and the pattern can be re-hidden.

Abstract: A system for defect detection of a thermal barrier coating system in a confined space based on flexible internal-external integrated excitation sensing, including a flexible probe and an internal-external integrated excitation sensing device. The flexible probe includes a dual-layer meander-type flexible excitation coil, a flexible electromagnetic detection coil array, a thermal insulation aerogel and a patch-type flexible electronic-ionic temperature sensor array. The thermal insulation aerogel is arranged between the flexible electromagnetic detection coil array and the patch-type flexible electronic-ionic temperature sensor array. The internal-external integrated excitation sensing device includes a temperature acquisition unit, a control-storage unit, a time-series control unit, a high-power current source excitation unit and an electromagnetic signal acquisition unit.

Abstract: Embodiments of the present disclosure provide for methods of making substrates having an (AR) antireflective layer, substrates having an antireflective layer, devices including a substrate having an antireflective layer, and the like. The AR layer can have a total specular reflection of less than 10% at a wavelength of about 400-800 nm, and a height of about 500-1000 nm.

Abstract: Described herein are antireflective materials and methods of making antireflective materials. The material can include a plurality of hierarchical nanostructures on abase substrate and a total specular reflection of less than 3% at a wavelength of about 400 nm to about 1100 nm. The material can have an etched polyimide layer disposed on the superior surface of the hierarchical nanostructures. The materials can also have superhydrophobic characteristics.

Abstract: A geogrid prepared by recycling medical waste and a preparation method therefor, and use in foundation reinforcement. The method includes: recycling medical waste for treatment and processing the medical waste into a crushed material; adding modified filler and processing aids, and selecting high-strength fiber bundles for compounding and melting with the crushed material and pressing and stretching to prepare a geogrid. The medical waste is any combination of one or more used medical plastic products and medical plastic products that expire and are not used. The high-strength fiber bundles are more than one bundle of fiber materials commonly used for manufacturing geogrids on the market. The modified filler is a stabilizer for improving the stability of component materials to heat and light. The processing aids are enhancers for improving the performance of the component materials.

Abstract: Provided are a preparation method for and use of a molecular sieve-based honeycomb monolithic denitrification catalyst. A molecular sieve-based catalyst, a metal-modified natural silica-aluminum mineral, an organic binder, an extrusion aid, a pore-forming agent, glass fiber, a structuring agent, an inorganic binder, an acid solution, a humectant and water are mixed and then subjected to structuring water dissolution and other processes to obtain a molecular sieve-based honeycomb monolithic denitrification catalyst.

Abstract: Provided are a method for increasing the loading capacity of a honeycomb catalyst support and the preparation of a denitrification catalyst based on the catalyst support. First, a natural silica-aluminum mineral is used to prepare a honeycomb catalyst support, a water-soluble polymer fiber bundle is used as a structuring agent, and two processes of alkali etching and structuring water dissolution are performed for pretreatment to obtain a clay-based honeycomb catalyst support; then, the catalyst support is completely immersed in a molecular sieve-based coating slurry twice for immersion and coating, and then calcined to obtain a high-load molecular sieve-based coated honeycomb monolithic denitrification catalyst. According to the provided, by performing structural adjustment on a honeycomb catalyst support, inner wall channels are effectively widened.

Abstract: An inversion method of direct-current (DC) resistivity based on unsupervised deep learning (DL), includes: constructing an unsupervised DC resistivity inversion network architecture, and adding a dynamic smoothing regularization term to a loss function; constructing a simulated sample database with reference to geologic conditions of an explored region, and constructing an actual sample database by using data generated in an early stage of engineering by means of a domain transfer method; and pre-training an unsupervised neural network by using the simulated sample database, then performing secondary training on the network by using the actual sample database by means of a linear probing and full fine tuning-based transfer learning method, finally, substituting newly collected observation data into the trained network, performing, based on a network constraint, iterative inversion on a single actual sample multiple times, and obtaining a predicted resistivity model.

Abstract: An array substrate, a driving method thereof, and a display device. In the array substrate, rows of sub-pixels include groups of sub-pixels, each group of sub-pixels includes part of the rows of sub-pixels, and charging times of the part of the rows of sub-pixels are overlapped. A charging time of the second part of the plurality of rows of sub-pixels is longer than a charging time of the first part of the plurality of rows of sub-pixels. During a first time period, a same data signal is written into the first part of the plurality of rows of sub-pixels and the second part of the plurality of rows of sub-pixels, and during a second time period, a data signal written into the second part of the plurality of rows of sub-pixels is at least partially the same as the data signal written during the first time period.

Abstract: Embodiments of the disclosure provide a micro-frontend system, a sub-application loading method, an electronic device, a computer program product and a computer-readable storage medium. The micro-frontend system includes: a routing registration service, a command line tool and a micro-frontend running framework.