Abstract: Disclosed is a high-temperature resistant and long-lasting non-stick ceramic coating and a preparation method thereof. The coating includes a primer and a top coating, based on a total weight of the primer being 100%, the primer comprises: silica sol: 26-28%, 1% NaOH solution: 4-5%, pigment: 10-12%, filler: 8-10%, dispersant: 1-1.5%, silane: 28-30%, isopropanol: 3-3.5%, silicone oil microcapsule: 3-4%, 25% formic acid solution: 0.7-1%, the balance being deionized water; based on a total weight of the top coating being 100%, the top coating comprises: silica sol+silane: 82-85%, silicone oil microcapsule: 6-8%, leveling agent: 1-1.5%, 25% formic acid solution: added until a pH value of the top coating is the same as that of the primer, the balance being isopropanol. The ceramic coating has an inorganic structure in its main molecular chain, which features high-temperature resistance, high hardness, and good wear resistance in addition to the long-lasting non-stick property.

Abstract: A backplane includes: a substrate including a circuit structure layer and a second reflective layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in a through hole. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.

Abstract: The present application discloses a calibration method for a logging-while-drilling device, which is used for measuring data on the sea level and comprises the following steps: horizontally suspending the logging-while-drilling device; measuring amplitudes and phases at different heights; horizontally rotating the logging-while-drilling device for multiple times, and measuring amplitudes and phases at different heights after each horizontal rotation; and when the sum of angles of the multiple horizontal rotations is greater than 360 degrees, calculating an azimuth correction factor according to the measured amplitudes and phases. As the calibration method for the logging-while-drilling device according to the present application is carried out on a wide seawater interface, the influence of the boundary effect can be eliminated; the uniform medium attributes of air and seawater can be simplified into a one-dimensional double-layer medium model.

Abstract: A device includes a substrate and at least one electrically conducting portion supported by the substrate, the at least one electrically conducting portion including a signal line and a ground plane electrically isolated from the signal line. The electrically conducting portion includes a layer of a first electrically conducting material and a layer of a metal oxide material including anodic aluminum oxide (AAO) and one or more nanowires (NW) of a second electrically conducting material each formed within a corresponding pore extending through the AAO from a first side of the layer to a second side of the layer of the metal oxide material opposite the first side.

Abstract: An antenna for a hearing instrument comprises an antenna element that is fed at an intermediate point between a first end of the antenna element and a second end of the antenna element. The antenna element has a J-shaped surface. The antenna also includes a ground plane element, a dielectric structure, and a shorting structure. The ground plane element that has a first segment and a second segment. A surface of the first segment has substantially the same shape as the J-shaped surface of the antenna element. The second segment connects a first end of the first segment to a second end of the first segment, thereby defining an opening through the ground plane element. The dielectric structure is disposed between the antenna element and the ground plane element. The shorting structure connects the first end of the antenna element to the ground plane element.

Abstract: A signal acquisition method of an azimuthal electromagnetic wave resistivity instrument includes receiving, by a receiving antenna, a magnetic induction signal after formation attenuation, and converting the received magnetic induction signal into an electrical signal; amplifying, by a preamplifier circuit, a fixed gain of a received signal with nV level amplitude induced on the receiving antenna; controlling a filtering circuit to filter the amplified signal; amplifying the filtered signal using a programmable amplifier circuit to generate a target signal; and conducting digital conversion for the target signal that meets the requirements of low-frequency acquisition.

Abstract: A complementary metal-oxide-semiconductor (CMOS) device includes a metal oxide layer comprising anodic aluminum oxide (AAO) and one or more nanowires (NW) of an electrically conducting material each formed within a corresponding pore extending through the AAO from a first side of the layer to a second side of the layer opposite the first side, a first electrically conducting layer disposed on the first side of the metal oxide layer, and a second electrically conducting layer disposed on the second side of the metal oxide layer. The nanowires form a via electrically connecting first electrically conducting layer and the second electrically conducting layer.

Abstract: A network congestion control method includes, during transmission of a first service flow, a first network device that obtains a measurement packet including groups of measurement results corresponding to the first service flow, and each group includes an identifier of a forwarding device on a forwarding path of the first service flow and a measurement value corresponding to the forwarding device. The first network device determines, based on the groups, a congested second network device on the forwarding path. The first network device determines a control policy based on location information of the second network device, where the control policy resolves congestion of the first service flow.

Abstract: A method for forming anodic aluminum oxide (AAO) on a substrate includes disposing an Al layer on the substrate, there being a Cu layer between the substrate and the Al layer, and a TiW alloy layer between and in contact with the Cu layer and the Al layer, anodizing the Al layer to provide an AAO layer comprising nanopores extending into the AAO layer to a barrier layer of the AAO at a base of each nanopore and converting at least some of the TiW alloy layer to TiW oxide, over-anodizing the barrier layer to remove at least a portion of the AAO of the barrier layer at the base of each nanopore, and exposing the AAO layer, the TiW oxide, and the TiW to a chemical etchant sufficient to extend the nanopores through the AAO layer to a surface of the Cu layer.

Abstract: The present disclosure provides a method and device for synchronizing azimuth detection data while drilling. The method includes: starting, by a control module, according to a command that measurement has been started sent by a tool face angle measurement module, a timer to record a first time, and sending, by the control module, a detection signal acquisition starting command to a detection signal acquisition module; performing, by the detection signal acquisition module, a parameter configuration according to the detection signal acquisition starting command, and sending, by the detection signal acquisition module, a command that work has been started to the control module based on a configuration completion state; stopping the timer and recording a second time by the control module according to the command that work has been started.

Abstract: The present disclosure provides a method and device for synchronizing azimuth detection data while drilling.

Abstract: A backplane includes: a substrate including a circuit structure layer and a second reflective layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in a through hole. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.

Abstract: A reconfigurable coupler based on a ridge gap waveguide. The reconfigurable coupler includes an inverted microstrip line, a ridge gap waveguide, and several reconfiguration components configured to adjust a coupling degree of a coupler, where the inverted microstrip line feeds the ridge gap waveguide with power, the inverted microstrip line is located at an upper layer while the ridge gap waveguide is located at a lower layer, the ridge gap waveguide includes an upper metal layer, a second dielectric layer and a lower metal layer that are arranged from top to bottom, the upper metal layer is in a square shape having a gap at a diagonal, four sides of the upper metal layer are provided with microstrip lines extending outward to the inverted microstrip line respectively, two sides of the gap are each provided with several isolation grooves, and the reconstruction components are arranged at the isolation grooves.

Abstract: The present invention provides a signal acquisition method and device of an azimuthal electromagnetic wave resistivity instrument while drilling. The method comprises: step 1. picking up, by a receiving antenna, a magnetic induction signal after formation attenuation, and converting the received magnetic induction signal into an electrical signal for subsequent circuit processing; step 2. amplifying, by a preamplifier circuit, the fixed gain of a weak signal with nV level amplitude induced on the receiving antenna; step 3. controlling a filtering circuit through a controller, and filtering the amplified signal, wherein the filtering circuit comprises an analog switch and two low pass filters with different frequencies, and for receiving signals with different frequencies, a field programmable gate array (FPGA) controller achieves the selection of the filtering frequency by controlling on/off of the analog switch; step 4. amplifying the filtered signal using a programmable amplifier circuit; and step 5.

Abstract: A backplane includes: a substrate including a circuit structure layer, a first reflective layer disposed on a bearing surface of the substrate, a plurality of light-emitting diode chips, and a plurality of optical structures. The first reflective layer includes a plurality of through holes spaced apart. A light-emitting diode chip in the plurality of light-emitting diode chips is located in one of the plurality of through holes. The plurality of light-emitting diode chips are electrically connected to the circuit structure layer. The circuit structure layer is configured to drive the plurality of light-emitting diode chips to emit light. An optical structure in the plurality of optical structures covers the light-emitting diode chip, a light incident surface of the optical structure is in contact with a light exit surface of the light-emitting diode chip, and a light exit surface of the optical structure is a curved surface.

Abstract: A device includes a substrate and at least one electrically conducting portion supported by the substrate, the at least one electrically conducting portion including a signal line and a ground plane electrically isolated from the signal line. The electrically conducting portion includes a layer of a first electrically conducting material and a layer of a metal oxide material including anodic aluminum oxide (AAO) and one or more nanowires (NW) of a second electrically conducting material each formed within a corresponding pore extending through the AAO from a first side of the layer to a second side of the layer of the metal oxide material opposite the first side.

Abstract: A congestion control processing method uses a two-level scheduling manner of a forwarding device and a destination device, where the network device of a data center network performs coarse-grained bandwidth allocation based on weights of flows destined for different destination devices. The network device allocates each flow a bandwidth that does not cause congestion, and notifies the destination device. The destination device performs fine-grained division, determines a maximum sending rate for each flow, and notifies a packet sending device of the maximum sending rate.

Abstract: The present invention belongs to the field of virology, in particular to the field of hepatitis B virus treatment. Provided are a model and a method for screening HBV cccDNA inhibitors. According to the screening model and the method, the detection of a split luciferase is used as an alternative index ofHBV cccDNA detection, and a cccDNA-targeted drug can be screened in high throughput.

Abstract: Provided is a cell-penetrating peptide, which can deliver a variety of biological macromolecules, such as proteins, antibodies, nucleic acids and so on into cells across a membrane. In addition, further provided are a fusion protein, conjugate and complex containing the cell-penetrating peptide, and a use of the cell-penetrating peptide.

Abstract: The present invention discloses a logging encapsulated optical-fiber duct cable and a manufacturing method thereof. The encapsulated optical-fiber duct cable mainly comprises an external encapsulation layer. At least one armor tube is arranged in the encapsulation layer. An optical fiber protective tube is arranged in each armor tube. A filling layer is arranged in a space between the optical fiber protective tube and the armor tube. An optical fiber is arranged in the optical fiber protective tube. The manufacturing method mainly comprises four steps: pavement of the optical fiber and formation of the protective tube, formation of the filling layer, formation of the armor tube and formation of the encapsulation layer. The optical-fiber duct cable of the present invention has the advantages of large length, high strength, good temperature tolerance, small signal transmission loss, high transmission speed and synchronous transmission of multiple signals.