Abstract: The invention proposes a kind of bending bolt type anti-loosening nut, which relates to the technical field of mechanical fastening. It comprises an upper nut and a lower nut, the upper nut and the lower nut are stacked on the outside of the bolt and used to tightly connect the bolt to the connecting piece, the lower nut is arranged close to the connecting piece, the upper nut is arranged on the outer end surface of the lower nut; the adjacent end between the upper nut and lower nut is provided with an inclined surface, the inclined surface is inclined towards the interior of the upper nut, so that an inclined plane angle with deformation space between the upper nut and lower nut is formed; the invention achieves the effect of preventing nut loosening, is low in price, easy to manufacture, and suitable for small or miniature anti-loosening nuts.

Abstract: Provided are a spiro-containing derivative, and a preparation method therefor and the use thereof. In particular, provided are a compound as shown in general formula (I), and a preparation method therefor, a pharmaceutical composition containing same, and the use thereof in the preparation of a drug for preventing and/or treating central nervous system diseases related to 5-hydroxytryptamine receptors and/or trace amine-related receptors and/or dopamine receptors in mammals.

Abstract: Disclosed are an anti-peeping film and a display device. In the present disclosure, an angle between long axes of liquid crystal molecules in a liquid crystal light-adjusting layer and planes in which polarizers are located is set to be an acute angle in a first mode, so that there is an angle between effective long axes of the liquid crystal molecules in the liquid crystal light-adjusting layer and a direction of polarized light in a side-view direction. Therefore, light in the side-view direction of the anti-peeping film is darker. Thus, an anti-peeping effect can be realized, while sharing can be realized in a non-first mode.

Abstract: Provided is a wireless communication method, including: monitoring, by a device node, a wake-up frame using a monitoring duration at a first wake-up interval, wherein the wake-up frame is a wake-up frame that is continuously sent by a collection node; in response to that the device node has detected the wake-up frame, monitoring, by the device node, the wake-up frame using the monitoring duration at a second wake-up interval, wherein the first wake-up interval is greater than the second wake-up interval, and a duration of the wake-up frame is greater than the monitoring duration; and in response to that the device node fails to detect the wake-up frame within a preset duration when monitoring the wake-up frame at the second wake-up interval, entering, by the device node, a receiving state, so as to perform wireless communication between the collection node and the device node.

Abstract: An opening and closing device for curtains and a system based on the same, mounted on a curtain track, comprises a main engine and a roller mechanism, The main engine comprises a shell with a cavity, a driving wheel mounted in the cavity and partially exposed the shell, a motor arranged in the cavity and controlling the driving wheel to rotate, a controller lied in the cavity and controlling the motor to start and stop, and a signal transceiver module coupled electrically with the controller and receiving starting and stopping signals of the motor; the driving wheel is used for driving the curtains to move along the curtain track; a roller mechanism is mounted on the shell, an end, far away from the shell, of the roller mechanism is hung on the curtain track and presses the driving wheel closely on the curtain track.

Abstract: A method for providing hydrogen gas comprises a release of hydrogen gas in a dehydrogenation reactor by catalytic dehydrogenation of an at least partially charged hydrogen carrier medium to form an at least partially discharged hydrogen carrier medium, a catalytic oxidation of the at least partially discharged hydrogen carrier medium means of an oxidizing agent to form an at least partially oxidized hydrogen carrier medium in an oxidation reactor, a reduction of the at least partially oxidized hydrogen carrier medium to form the at least partially charged hydrogen carrier medium by catalytic hydrogenation in a hydrogenation reactor and a removal of at least one oxygen-containing impurity from the at least partially charged hydrogen carrier medium and/or from the at least partially oxidized hydrogen carrier medium.

Abstract: A storage device is disclosed herein. The storage device comprises a non-volatile memory, where the non-volatile memory includes a block of 3N wordlines partitioned into a plurality of sub-blocks. The plurality of sub-blocks include an upper sub-block of a first subset of the block of 3N wordlines, a lower sub-block of a second subset of the block of 3N wordlines, and a middle sub-block of a third subset of the block of 3N wordlines. Further, the storage device comprises control circuitry coupled to the block of 3N wordlines and configured to: perform a program operation in a normal order programming sequence on the upper sub-block; perform a program operation in a reverse order programming sequence on the lower sub-block; and perform a program operation in the reverse order programming sequence on the middle sub-block.

Abstract: A method for intra prediction includes: determining occupancy information of a first number of neighboring nodes of a coded node; determining occupancy information of a second number of neighboring nodes of the coded node based on a position association between at least one neighboring node of the coded node and a child node of the coded node, where the first number is greater than the second number; determining an occupancy number corresponding to the second number of neighboring nodes based on the occupancy information of the second number of neighboring nodes; and determining an occupancy prediction result of the child node of the coded node based on the occupancy number. A decoder and a method for intra prediction performed by the decoder are also provided.

Abstract: A polypropylene fabric structure, a manufacturing method thereof, and a protective clothing including the polypropylene fabric structure are provided. The polypropylene fabric structure includes a polypropylene spunbond nonwoven fabric and a polypropylene meltblown nonwoven fabric. The polypropylene meltblown nonwoven fabric is directly bonded to the polypropylene spunbond nonwoven fabric. The polypropylene meltblown nonwoven fabric is made of a material including polypropylene having a melt flow index between 1700 g/10 min and 2000 g/10 min and a melting point between 155° C. and 165° C.

Abstract: An example flow cell includes a substrate including depressions separated by interstitial regions; a polymeric hydrogel positioned within each of the depressions; a primer set attached to the polymeric hydrogel; and one of: a passivation component attached to the interstitial regions, or a passivation component attached to the polymeric hydrogel, or respective passivation components attached to each of the interstitial regions and the polymeric hydrogel.

Abstract: Disclosed herein are novel polyhydroxylated indolizidine and pyrrolizidine derivates and methods for using the same in the treatment of cancer. The present polyhydroxylated indolizidine and pyrrolizidine derivates has the structure of formula (I), wherein: X is O or b and c are independently an integral of 0 or and 1; R is selected from the group consisting of H, C1-6 alkyl, alkenyl, alkynyl, aryl, heteroaryl, cycloalkyl, cycloalkenyl, aralkyl, aralkenyl, aralkynyl, heteroaralkyl, heteroaralkenyl, beteroaralkynyl, heterocyclyl, alkoxy, aryloxy, and sulfonyl.

Abstract: A method for forming a metal oxide semiconductor device includes performing a first atomic layer deposition cycle M times to form a first stacked channel layer and a second atomic layer deposition cycle N times to form a second stacked channel layer on the first stacked channel layer. M and N are positive integers. The first stacked channel layer and the second stacked channel layer have different metal compositions and collectively form the channel layer of the metal oxide semiconductor device.

Abstract: Methods for improving wafer bonding performance are disclosed herein. In some embodiments, a method for bonding a pair of semiconductor substrates is disclosed. The method includes: processing at least one of the pair of semiconductor substrates, and bonding the pair of semiconductor substrates together. Each of the pair of semiconductor substrates is processed by: performing at least one chemical vapor deposition (CVD), and performing at least one chemical mechanical polishing (CMP). One of the at least one CVD is performed after all CMP performed before bonding.

Abstract: The present disclosure describes an apparatus with a local interconnect structure. The apparatus can include a first transistor, a second transistor, a first interconnect structure, a second interconnect structure, and a third interconnect structure. The local interconnect structure can be coupled to gate terminals of the first and second transistors and routed at a same interconnect level as reference metal lines coupled to ground and a power supply voltage. The first interconnect structure can be coupled to a source/drain terminal of the first transistor and routed above the local interconnect structure. The second interconnect structure can be coupled to a source/drain terminal of the second transistor and routed above the local interconnect structure. The third interconnect structure can be routed above the local interconnect structure and at a same interconnect level as the first and second interconnect structures.

Abstract: A display substrate and a display device are provided. The display substrate includes a display region and a non-display region at least partially surrounding the display region and including a binding region. A plurality of first pads are located in the binding region, and configured to be electrically coupled to an external electrical test circuitry at a panel test stage, and bound to a circuit board so as to transmit an electric signal from the circuit board to the display region at a display stage. A plurality of second pads are located in the binding region, and configured to be bound to the circuit board so as to transmit the electric signal from the circuit board to the display region at the display stage.

Abstract: The present disclosure provides an electronic document processing method and apparatus, a terminal and a storage medium. The electronic document processing method comprises: in response to a first operation on target content of an electronic document, determining a target content block; and according to the first operation and the content type of the target content block, displaying at least one associated operation option, wherein the content block is a unit used for carrying the content of the electronic document, and the operation option is configured to use the content block as an operation object; and in response to a triggering operation on a target operation option, performing an operation on the target content block according to the target operation option.

Abstract: A self-service-terminal and a method for assisting an input of a personal identification number at a self-service-terminal are provided. The self-service-terminal includes a housing (1), a display (2) operatively supported by the housing (1), a card reader (3) operatively supported by the housing (1), a currency dispenser (4) operatively supported by the housing (1), a communication device (5) configured to comprise at least one touchless sensor (6), a controller (7) configured to be arranged in the housing (1) and to be coupled to at least the display (2) and the communication device (5). The controller (7) is configured to sequentially generate for each number of a personal identification number a first random number. The controller (7) is further configured to control the display (2) to display at least each of the respective first random numbers.

Abstract: The present disclosure provides an IL-10 variant protein, a fusion protein comprising the IL-10 variant protein and a polypeptide, and the use thereof. The present disclosure also provides a method of producing the same and a pharmaceutical composition comprising the same.

Abstract: The present invention relates to a microfluidic impedance cytometer comprising an integrated biosensor and use of the device thereof for label-free activation profiling of cells in a sample, such as myelocytes and/or lymphocytes and neutrophils. The microfluidic impedance cytometer may comprise a spiral-shaped flow channel, coplanar electrodes for generating an electric field across the channel, a first sample inlet and a second sheath fluid inlet; wherein the sample inlet is a stepped sample inlet in that the height of the sample inlet is lower than the height of the sheath fluid inlet and the flow channel.

Abstract: Pharmaceutical compositions and dosage forms of dimethyl fumarate containing low levels of certain impurities are disclosed.