Abstract: A photoelectric fluid field cluster catalytic method for atomic-scale deterministic processing, comprises the following steps: selecting nanoparticles with photocatalytic activity as a photocatalytic medium, and using a photoreduction method to realize the precipitation of metal nanoparticles on a surface of the photocatalytic medium, thus creating photoelectrocatalytic clusters; illuminating a coupling area between a surface to be processed of a workpiece, the photoelectrocatalytic clusters and a flexible tool with a catalytic light source, and simultaneously applying a bias voltage to a conductive tray of the workpiece; and applying a normal load to a flexible tool head and setting a rotation speed to generate a hydrodynamic pressure to drive a polishing solution to flow, thus enabling controllable removal with atomic-level precision.

Abstract: A device for multi-energy field induced atomic-scale CNC machining in an environmental atmosphere comprises an electromagnetic shielding chamber and a control mechanism, wherein an environmental chamber is arranged in the electromagnetic shielding chamber, a workpiece platform is arranged at the bottom of the environmental chamber, and a nanotool driven by a nanotool actuator is arranged at the top of the environmental chamber, and a gas inlet and a gas outlet which are connected to the environmental chamber are formed in the electromagnetic shielding chamber; and the control mechanism is used for controlling the workpiece platform and the nanotool actuator and applying energy fields including a force field, a temperature field, an electric field, an optical field and a magnetic field. The device has the advantages of atomic precision, high efficiency, low cost and good universality.

Abstract: The present invention encompasses compounds of formula (I), wherein R1a, R1b, R2a, R2b, Z, R3 to R5, A, p, L, U, V and W have the meanings given in the claims and specification, their use as inhibitors of mutant Ras family proteins, pharmaceutical compositions and preparations containing such compounds and their use as medicaments/medical uses, especially as agents for treatment and/or prevention of oncological diseases.

Abstract: The present invention encompasses compounds of formula (V) wherein R1a, R1b, R2a, R2b, Z, R4, R5, R14, A, p, X, U, V and W have the meanings given in the claims and specification, their use as inhibitors of KRAS, pharmaceutical compositions and preparations containing such compounds and their use as medicaments/medical uses, especially as agents for treatment and/or prevention of oncological diseases.

Abstract: System and method are described for copying and pasting files and folders between a client and a virtual desktop via clipboard redirection. A virtual desktop session can be established by the client on the virtual desktop. The user can copy a file or folder to the virtual desktop clipboard and a path corresponding to the file or folder can be stored in the virtual desktop clipboard in a path list. When the user ungrabs the agent or switches focus out of the virtual desktop to the client, the path list can be transferred to the client device and set into the client clipboard. Subsequently, a request can be received in the client device to paste the copied file or folder to a target location in the client device. In response to the request, the client device can retrieve the contents of the copied file or folder from the agent and the contents can be placed in the target location to complete the paste operation.

Abstract: Provided are a polypeptide antigen derived from the S protein of SARS-CoV-2, a polypeptide vaccine containing the same, and applications thereof. The amino acid sequence of the polypeptide antigen provided by the present disclosure is as shown in any one of SEQ ID NOs: 1-116.

Abstract: An electronic device includes a first screen and a second screen. A high-power sensor of the electronic device is in a disabled state, and a low-power sensor of the electronic device is in an enabled state. The electronic device includes a foldable device. Based on this, after the electronic device receives a screen-on trigger signal from the low-power sensor or a processor of the electronic device, the electronic device determines a to-be-lit-up first target screen based on the screen-on trigger signal, and then controls the first target screen to be lit up.

Abstract: Saving power in an extended-reality device can include rendering a video stream on a display, tracking an eye of a user observing the display, ascertaining a gaze direction of the eye based on tracking the eye, calculating a foveal region of the display based on ascertaining the gaze direction in relation to the display, and modulating color hues of the video stream for pixels of the display outside the foveal region, to reduce a power consumption of the display. Modulating color hues is based on human color discrimination and display power consumption correlated to pixel color.

Abstract: Memory-efficient encoding based on human-color perception can include calculating a plurality of two-dimensional boundaries in a color space, ascertaining extrema points for two or more two-dimensional boundaries of the plurality of two-dimensional boundaries, adjusting a color value within at least one of the two-dimensional boundaries to generate an adjusted color that reduces variances of color values for a color channel, and presenting the adjusted color on the display. By adjusting color values within human-perception limits, the number of bits used for color encoding can be reduced.

Abstract: An electric brush module according to an embodiment is used in an X-ray Computed Tomography (CT) apparatus including a slip ring and a gantry fixed part and includes an electric brush holder, an electric brush, and a wear debris collecting mechanism. The electric brush holder is provided in the gantry fixed part, has an arc shape with an opening part formed therein, and has a plate-like shape. The electric brush is attached to the electric brush holder and is configured to transmit either electric power or a signal, by being in contact with the slip ring. The wear debris collecting mechanism is attached to the electric brush holder, so as to form a substantially hermetically-closed space, together with the electric brush and the electric brush holder.

Abstract: A display substrate, including: a base substrate; a plurality of gate lines and a plurality of data lines that intersect to surround a plurality of pixels; wherein each pixel includes a first thin film transistor, a second thin film transistor and a pixel electrode. A first electrode of the first thin film transistor is electrically connected to a pixel conductive layer of the pixel electrode, a second electrode of the first thin film transistor is electrically connected to a first electrode of the second thin film transistor, and a second electrode of the second thin film transistor is electrically connected to the data line. An orthographic projection of a combination of the second electrode of the first thin film transistor and the first electrode of the second thin film transistor on the base substrate at least partially overlaps with an orthographic projection of the pixel conductive layer on the base substrate.

Abstract: This application discloses a display method for a foldable screen, applied to an electronic device including a foldable screen. The foldable screen can be folded to form at least two screens, and the at least two screens may include a first screen and a second screen. The method includes: When the foldable screen is in an expanded state, the electronic device displays a first interface of a first application in full screen on the foldable screen. The first interface includes an image captured by a camera. When detecting that the foldable screen changes from the expanded state to a half-folded state, the electronic device displays a second interface on the first screen. In this way, a user can conveniently perform photographing, video calling, live broadcasting, or the like without holding the electronic device steady with both hands.

Abstract: The present invention encompasses compounds of formula (I) wherein R1a, R1b, R2a, R2b, Z, R3 to R5, A, p, U, V, W, L and E have the meanings given in the claims and specification, their use as inhibitors of mutant Ras family proteins, pharmaceutical compositions and preparations containing such compounds and their use as medicaments/medical uses, especially as agents for treatment and/or prevention of oncological diseases.

Abstract: The present invention encompasses compounds of formula (I) wherein R1a, R1b, R2a, R2b, Z, R3 to R5, A, p, U, V and W have the meanings given in the claims and specification, their use as inhibitors of KRAS, pharmaceutical compositions and preparations containing such compounds and their use as medicaments/medical uses, especially as agents for treatment and/or prevention of oncological diseases.

Abstract: Compositions are provided for efficient uranium extraction, for example from wastewater, seawater, or other water sources. The compositions can include a functionalized porous organic polymer functionalized with one or more uranium binding moieties, e.g. having a plurality of amidoxime or amidrazone groups covalently attached thereto. The compositions can include covalent organic frameworks, porous aromatic frameworks, and various porous organic polymers, especially those having a hierarchical pore size distribution over a range of pore sizes. The compositions can have functional groups such as amidoxime or an amidrazone covalently attached thereto. The hierarchical pore size distribution can be determined based upon at least 60% of the pore sizes in the range of pore sizes having a pore volume of at least 0.01 cm3 g?1 in the pore size distribution at 77 K. Methods of making the compositions and methods of using the compositions are also provided.

Abstract: An optical system and a head mounted display are disclosed. The optical system comprises: a lens group comprising a third lens, a second lens and a first lens arranged successively along a propagation direction of incident light. In the lens group, there are two Fresnel surfaces arranged adjacent to each other. The optical system has an imaging spot size less than 50 ?m. The present disclosure provides a solution of short-focus, high-resolution, direct transmission optical structure, which can be applied to the head mounted display and has a good imaging effect.

Abstract: An optical system and a head mounted display are disclosed. The optical system comprises: a third lens, a second lens and a first lens arranged successively along a propagation direction of incident light. There are two adjacent Fresnel surfaces in the optical system, and at least one of the Fresnel surfaces has a curved base. The present disclosure provides a solution of short-focus and lightweight optical structure, in which, compared with a flat base, the use of Fresnel surface having a curved base can improve the imaging quality to a certain extent, and can reduce the total optical length and the total weight of the optical system.

Abstract: An optical system and a head mounted display are disclosed. The optical system comprises: a third lens, a second lens and a first lens glued successively along a propagation direction of incident light. Two glued surfaces of the first lens and the second lens are both Fresnel surfaces. The present disclosure provides a solution of short-focus, high light efficiency, high-resolution, direct transmission optical structure, in which the design of gluing three optical lenses also facilitates reducing stray light.

Abstract: An optical system and a head mounted display are disclosed. The optical system comprises: a third lens, a second lens and a first lens arranged successively along a propagation direction of incident light. The effective focal length f1 of the first lens and the effective focal length f2 of the second lens are both greater than the effective focal length f of the optical system. The present disclosure provides a solution of a direct transmission optical structure, with short-focus, high light efficiency and high-resolution which has a good imaging quality.

Abstract: An intelligent lifting shuttle carrier stereoscopic warehouse for float glass includes an inbound rotary table, a lifting shuttle carrier system, a shelf system, an outbound rotary table and a stereoscopic warehouse management system. The lifting shuttle carrier system includes a mobile vehicle, the mobile vehicle includes a frame unit, the frame unit includes a first frame and a second frame, a driving motor is set within the first frame, a lifting vehicle is set within the second frame, the driving motor drives the lifting vehicle to move up and down within the second frame, multiple first pulleys are set at a bottom of the frame unit and are able to slide on walking tracks which are set between two adjacent shelf units of the shelf system for driving the mobile vehicle to move between the two adjacent shelf units of the shelf system.