Abstract: A battery cell, a cover assembly, a battery, an electricity-consuming apparatus, a method and a device of manufacturing the battery cell are provided by the present application. The battery cell includes an electrode assembly; a casing accommodating the electrode assembly, in which the casing includes a wall portion, the wall portion includes a stepped hole, the stepped hole includes a first hole segment, a second hole segment and a first stepped face; a sealing member, in which a first sealing interface is formed between the sealing member and the first stepped face, the first sealing interface surrounds the first hole segment, and the sealing member includes a ventilating hole communicating with the first hole segment; a gas-ventilating film including a body and a convex portion, in which the body covers the ventilating hole, a second sealing interface is formed between the body and the sealing member.

Abstract: Disclosed are an 8-(picolinamide) substituted coumarin compound, and a preparation method therefor and the use thereof, wherein the structure of the 8-(picolinamide) substituted coumarin compound is represented by formula (I), and a ring A is independently selected from a group composed of phenyl, naphthyl and a 5-14 membered aromatic heterocyclyl. The 8-(picolinamide) substituted coumarin compound disclosed in the present application is of a brand-new compound structure and has a strong SIRT2 inhibitory activity, wherein the in-vitro SIRT2 inhibitory activity IC50 of 18 compounds reaches a micromolar level, and the 8-(picolinamide) substituted coumarin compound has a significant protective effect on neuroma cells. Therefore, the compound can be widely used for preparing drugs for treating and/or preventing diseases or conditions related to excessive SIRT2 activity or overexpression of SIRT2, or preparing drugs for treating and/or preventing Parkinsons disease, metabolic diseases and tumors.

Abstract: A processor of an aspect is to perform operations corresponding to an unsigned integer multiply-accumulate instruction. The unsigned integer multiply-accumulate instruction is to indicate a first unsigned integer, a second unsigned integer, a first register that is have a third unsigned integer, and a second register. The operations include to multiply the first unsigned integer and the second unsigned integer to generate a product and add the product and the third unsigned integer to generate a sum. The operations also include to store a first portion of the sum in the second register. The first portion of the sum includes M least significant bits of the sum. The operations also include to store a second portion of the sum in the first register. The second portion of the sum includes all bits of the sum that are more significant than the M least significant bits. Other processors are also disclosed.

Abstract: Provided are a polarization imaging apparatus, a polarization imaging method, a controller and a computer readable storage medium. The polarization imaging apparatus includes an optical rotation device, a lens device, an image sensor, an image processor, and a controller which are sequentially arranged along a ray direction of incident light. The controller is configured to control the optical rotation device to be in a first optical rotation state or a second optical rotation state, control the lens device to be in an in-focus state or an out-of-focus state, and control the image sensor to collect light passing through the optical rotation device and the lens device to obtain multiple images. The image processor is configured to obtain polarized image information according to the multiple images.

Abstract: An imaging device, an imaging control method, an electronic apparatus, and a readable medium. The imaging device comprises: an image sensing assembly; a liquid crystal lens assembly provided with light control components corresponding to an image sensing component, wherein each of the light control components comprises a first liquid crystal component and a second liquid crystal component, which are arranged opposite each other, and the orientation of liquid crystal molecules in the first liquid crystal component is perpendicular to the orientation of liquid crystal molecules in the second liquid crystal component; and a processing assembly, wherein the processing assembly is respectively electrically connected to the image sensing assembly and the liquid crystal lens assembly, and is configured to adjust, according to a light receiving amount measured by the image sensing assembly, the voltage applied to the light control component.

Abstract: An optical device includes a first electrode layer, a first alignment layer, a liquid crystal layer, a second alignment layer, and a second electrode layer being arranged in turn along a light transmission direction; wherein the first electrode layer comprises a first electrode, a second electrode, and a first impedance membrane arranged between the first electrode and the second electrode, and the first electrode and the second electrode are respectively arranged on opposite ends of the first impedance membrane; the second electrode layer has a structure similar to that of the first electrode layer. The four electrodes form a light transmission hole being shaped as a parallelogram. The present invention solves the problem that the focal length of the liquid crystal lens cannot be accurately adjusted due to the instability of the impedance of the impedance membrane of the present liquid crystal lens.

Abstract: An imaging device, an imaging control method, an electronic apparatus, and a readable medium. The imaging device comprises: an image sensing assembly; a liquid crystal lens assembly provided with light control components corresponding to an image sensing component, wherein each of the light control components comprises a first liquid crystal component and a second liquid crystal component, which are arranged opposite each other, and the orientation of liquid crystal molecules in the first liquid crystal component is perpendicular to the orientation of liquid crystal molecules in the second liquid crystal component; and a processing assembly, wherein the processing assembly is respectively electrically connected to the image sensing assembly and the liquid crystal lens assembly, and is configured to adjust, according to a light receiving amount measured by the image sensing assembly, the voltage applied to the light control component.

Abstract: Provided are a polarization imaging apparatus, a polarization imaging method, a controller and a computer readable storage medium. The polarization imaging apparatus includes an optical rotation device, a lens device, an image sensor, an image processor, and a controller which are sequentially arranged along a ray direction of incident light. The controller is configured to control the optical rotation device to be in a first optical rotation state or a second optical rotation state, control the lens device to be in an in-focus state or an out-of-focus state, and control the image sensor to collect light passing through the optical rotation device and the lens device to obtain multiple images. The image processor is configured to obtain polarized image information according to the multiple images.

Abstract: An optical device includes a first electrode layer, a first alignment layer, a liquid crystal layer, a second alignment layer, and a second electrode layer being arranged in turn along a light transmission direction; wherein the first electrode layer comprises a first electrode, a second electrode, and a first impedance membrane arranged between the first electrode and the second electrode, and the first electrode and the second electrode are respectively arranged on opposite ends of the first impedance membrane; the second electrode layer has a structure similar to that of the first electrode layer. The four electrodes form a light transmission hole being shaped as a parallelogram. The present invention solves the problem that the focal length of the liquid crystal lens cannot be accurately adjusted due to the instability of the impedance of the impedance membrane of the present liquid crystal lens.

Abstract: A method is disclosed herein for treating a polymeric surface to resist non-specific binding of biomolecules and attachment of cells. The method includes the steps of: imparting a charge to the polymeric surface to produce a charged surface; exposing the charged surface to a nitrogen-rich polymer to form a polymerized surface; exposing the polymerized surface to an oxidized polysaccharide to form an aldehyde surface; and exposing the aldehyde surface to a reducing agent. Advantageously, a method is provided which produces surfaces that resist non-specific protein binding and cell attachment and that avoids the use of photochemical reactions or prior art specially designed compounds.

Abstract: With the subject invention, a method is provided for preparing a filter membrane including the steps of dispersing a liquid which is generally hydrophobic into the pores of a porous membrane, and applying a solution containing lipids onto at least a first surface of the porous membrane containing the liquid. Advantageously, the subject invention allows for filter membranes to be prepared which can be stored for periods of time without degradation in performance. The subject invention may have applicability in various contexts, but is well-suited for preparing filter membranes for permeability screening particularly Parallel Artificial Membrane Permeability Assay (PAMPA).

Abstract: The subject invention provides a sample processing technique for purifying a biological or chemical sample. The invention is particularly well-suited to prepare a sample for mass spectrometry. The process is to be performed in an article having at least one well, in which the surface of the well is at least partially hydrophobic and/or modified with bio-specific ligands. Targeted solutes, such as salts or small molecule contaminants, can be removed from a solution to allow for a purified solution of a desired type of solute, such as peptides and/or proteins.

Abstract: The subject invention provides a target support plate and an assembly of a target support plate and a target device for processing biological and chemical samples The target support plate includes spaced-apart top and bottom surfaces, and a plurality of columns extending between, and through, the top and bottom surfaces. The target support plate may be releaseably secured to the target device by an elastomeric seal with the target support plate being at least partially formed of an elastomeric material; an adhesive; an elastomeric gasket; and/or, a mechanical fixation. The target device may be a device for collecting samples, including a multi-well plate, a mass spectrometric plate, or a secondary target support plate.