Abstract: In certain aspects, a three-dimensional (3D) memory device includes a stack structure including interleaved conductive layers and dielectric layers and having a core array region and a staircase region in a plan view, one or more channel structures each extending through the core array region of the stack structure, and one or more contact structures each extending through the stack structure, wherein each of the one or more contact structures includes a head portion and a body portion, and a width of the head portion of the respective contact structure is larger than that of the body portion of the respective contact structure.

Abstract: A process for preparing a graphene quantum material includes: providing a carbon-containing precursor; decomposing the carbon-containing precursor with ultra-fast laser to obtain the graphene quantum material; optionally reducing graphene oxide into graphene with laser; and optionally subjecting the graphene quantum material to microwave heating.

Abstract: Techniques regarding guanidinium functionalized polylysine polymers that can have antimicrobial and/or anticancer activity are provided. For example, one or more embodiments described herein can comprise a chemical composition, which can comprise a polymer comprising a molecular backbone covalently bonded to a pendent guanidinium functional group, wherein the molecular backbone can comprise a polylysine structure.

Abstract: A periscope camera module includes an optical path steering element, a lens group, an imaging element, a first image stabilization component, and a second image stabilization component. The optical path steering element is configured to perform angle folding on incident light, and then perform imaging on the imaging element through the lens group. The first image stabilization component is connected to the optical path steering element, and is configured to drive the optical path steering element to rotate around the first axis, where the first axis is perpendicular to a plane formed by an input optical axis and an output optical axis of the optical path steering element. The second image stabilization component is flexibly connected to the imaging element, and is configured to drive the imaging element to move in an extension direction of the first axis.

Abstract: In certain aspects, a three-dimensional (3D) memory device includes a stack structure including interleaved conductive layers and dielectric layers and having a core array region and a staircase region in a plan view, one or more channel structures each extending through the core array region of the stack structure, and one or more contact structures each extending through the stack structure, wherein each of the one or more contact structures includes a head portion and a body portion, and a width of the head portion of the respective contact structure is larger than that of the body portion of the respective contact structure.

Abstract: A cigarette device management system includes an information management module, and a maintenance prediction module, a device state acquisition module and a purchase statistics module which are in communication connection with it. The maintenance prediction module is built by an artificial neural network model and is configured to predict a failure interval. The device state acquisition module acquires a device operating parameter and an operating duration of the device in real time, and compares the device operating parameter with a safety parameter range. In accordance with the system, the maintenance timing of the device can be predicted, the purchase quantity of the spare part and the purchase timing of the spare part also can be predicted.

Abstract: A method for producing a conductive glass fiber mesh with laser induced coating graphene comprises: (I) preparing a glass fiber paper coated with a carbon-containing precursor material; (II) subjecting the glass fiber paper coated with the carbon-containing precursor material to laser irradiation to reduce the carbon-containing precursor material into the laser induced coating graphene, obtaining a glass fiber paper coated with the laser induced coating graphene; and (III) folding the glass fiber paper coated with the laser induced coating graphene to obtain the conductive glass fiber mesh with laser induced coating graphene.

Abstract: A method for processing a chip based on deep learning and an apparatus for processing a chip based on deep learning are provided.

Abstract: A photographing apparatus includes a shape memory alloy (SMA) motor, an image sensor, a lens, and a controller. The SMA motor includes an SMA wire. The SMA wire is configured to deform to drive the lens to move. The controller is configured to output a pulse signal. The pulse signal includes a drive signal and a detection signal. The drive signal is used to cause the SMA wire to deform. The detection signal is used to detect deformation of the SMA wire. N times a pulse signal cycle is equal to a time difference between the first time of sampling and the second time of sampling in correlated double sampling of the image sensor.

Abstract: A chip verification method based on SPI includes steps of (a) obtaining parameter information of a module of a chip under test and a corresponding register; (b) writing a test case for the module; (c) driving the parameter information in the test case onto an SPI bus at a top level of the chip under test through a driver, accessing a register of the module; (d) verifying the access result to determine whether the register is normal; (e) repeating steps (b) to (d) until all registers of the current module have been verified; and (f) repeating steps (a) to (e) until all modules of the chip have been verified. The method does not require using the chip bus to access its registers, thus alleviating the burden on the chip bus, reducing the probability of access errors, and improving the efficiency of chip verification.

Abstract: Provided are a port management method, system and device, and a computer readable storage medium. The method includes: writing, via a basic input output system (BIOS), permissions corresponding to the N USB ports into a system management basic input output system (SMBIOS); in response to a USB port being inserted with a USB device, querying, in the SMBIOS, the permission corresponding to the USB port inserted with the USB device; and setting driving parameters of the USB device according to the permission corresponding to the USB port inserted with the USB device.

Abstract: The present disclosure related to compounds of Formula (I): stereoisomers thereof, prodrugs thereof, and pharmaceutically acceptable salts thereof. The present disclosure also relates to uses of the compounds, including to treat cancer in a subject.

Abstract: A method for processing a micro-channel of a micro-fluidic chip using multi-focus ultrafast laser, in which an array-type multi-focus femtosecond laser is used to perform fractional ablation on the micro-fluidic chip, and then pulse laser is used to perform secondary ablation on the micro-fluidic chip. Ultrasonic-assisted hydrofluoric acid etching is performed on the micro-fluidic chip after ablation to obtain a true three-dimensional micro-channel on the micro-fluidic chip. A device for processing a micro-channel of a micro-fluidic chip using multi-focus ultrafast laser is also provided.

Abstract: A voice coil motor for driving a liquid lens and a lens assembly having a voice coil motor, where the voice coil motor includes a plurality of sub motor parts. The sub motor parts can be independently controlled. The sub motor part includes an unmovable part, a movable part, which can move along an optical axis direction relative to the unmovable part, a connection elastic piece coupled to the liquid lens and the movable part, where when a force is applied to the movable part in the optical axis direction, the movable part drives the connection elastic piece to squeeze the liquid lens.

Abstract: A camera assembly and a mobile terminal comprise an optical image stabilization motor with relatively large electromagnetic radiation, for example, a SMA motor. The SMA motor could be disposed on a lighting side of the lens assembly. Because an image sensor is located on an imaging side of the lens assembly, this can achieve a relatively long physical distance between the SMA motor and the image sensor, thereby reducing electromagnetic interference caused by the SMA motor to the image sensor.

Abstract: Techniques regarding a chemical composition that can be utilized within one or more combination therapies to treat a microbial infection are provided. For example, one or more embodiments described herein can comprise a chemical composition that includes a first triblock polymer comprising a quaternary ammonium functionalized polycarbonate block and exhibiting anticancer activity via a lytic mechanism. The chemical composition can also include a second triblock polymer comprising a guanidinium functionalized polycarbonate block and exhibiting anticancer activity via a translocation mechanism.

Abstract: Provided are a port management method, system and device, and a computer readable storage medium. The method includes: writing, via a basic input output system (BIOS), permissions corresponding to the N USB ports into a system management basic input output system (SMBIOS); in response to a USB port being inserted with a USB device, querying, in the SMBIOS, the permission corresponding to the USB port inserted with the USB device; and setting driving parameters of the USB device according to the permission corresponding to the USB port inserted with the USB device.

Abstract: Embodiments of the present disclosure provide network live-broadcasting methods and devices. The method can include: obtaining live-broadcasting data from a server side; obtaining service data from the server side; determining whether the obtained live-broadcasting data contains key information, wherein the key information is inserted by a live-broadcasting side in the live-broadcasting data when predetermined content corresponding to the service data is included in the live-broadcasting data; and outputting, in response to receiving the key information, the service data on a playing interface of the live-broadcasting data, so that the service data is output synchronously with the predetermined content.

Abstract: A device and a method for direct printing of a microfluidic chip based on a large-format array femtosecond laser. The large-format array femtosecond laser with multi-parameter adjustable laser beam state is used to achieve large-format laser interference. The interference state, interference combination and exposure mode of the large-format array femtosecond laser are regulated, and multiple exposures are superimposed to output the desired pattern for the microfluidic chip, enabling the direct printing processing of the microfluidic chip.

Abstract: A plurality of holes are formed extending vertically in a first dielectric deck that includes interleaved a plurality of first sacrificial layers and a plurality of first dielectric layers over a substrate. A plurality of sacrificial structures are formed in the holes. A second dielectric deck is formed having interleaved a plurality of second sacrificial layers and a plurality of second dielectric layers over the first dielectric deck. A slit opening is formed extending in the second dielectric deck, the slit opening aligned with and over the sacrificial source contact structures. The sacrificial structures are removed through the slit openings such that the slit opening is in contact with the holes to form a slit structure. A plurality of conductor layers are formed in the first and second dielectric decks through the slit structure, forming a memory stack. A source contact structure is formed in the slit structure.