Abstract: The present invention relates to a polymer, an organic solar cell comprising the polymer, and a perovskite solar cell comprising the polymer. The polymer according to the present invention has excellent absorption ability for visible light and an energy level suitable for the use as an electron donor compound in a photo-active layer of the organic solar cell, thereby increasing the light conversion efficiency of the organic solar cell. In addition, the polymer according to the present invention has high hole mobility, and is used as a compound for a hole transport layer, and thus can improve efficiency and service life of the perovskite solar cell without an additive.

Abstract: An artificial neural network memory system includes at least one processor configured to generate a data access request corresponding to an artificial neural network operation; and at least one artificial neural network memory controller configured to sequentially record the data access request to generate an artificial neural network data locality pattern of the artificial neural network operation and generate an advance data access request which predicts a next data access request of the data access request generated by the at least one processor based on the artificial neural network data locality pattern.

Abstract: A display device includes a display panel which includes a pixel including a driving transistor and a light-emitting element, and a sensing line connected to the pixel. A sensing driver senses a first sensing signal corresponding to mobility of the driving transistor through the sensing line, and processes the first sensing signal to output first sensing data. A driving controller receives the first sensing data from the sensing driver, generates mobility compensation data and kickback compensation data based on the first sensing data, and converts image data into compensation image data by the mobility compensation data and the kickback compensation data. A data driver converts the compensation image data into a data signal and provides the data signal to the pixel.

Abstract: A display device includes a display area including a first display area and a second display area adjacent to each other; a driving circuit, at least part of the driving circuit being disposed in the second display area; first pixel circuit units disposed in the first display area; first light emitting elements disposed in the first display area and electrically connected to the first pixel circuit units; second pixel circuit units disposed in the second display area; second light emitting elements disposed in the second display area and two or more of the second light emitting elements are electrically connected to a second pixel circuit unit; and a light blocking layer overlapping at least one of the second light emitting elements in a plan view.

Abstract: According to the embodiment of the present disclosure, a method of analyzing a lesion based on a medical image performed by a computing device is disclosed. The method may include: extracting, by using a pre-trained artificial neural network, a first feature for each tile of a plurality of tiles included in an input image; and extracting, by using the pre-trained artificial neural network, a second feature for an entirety of the input image, based on information about whether the lesion is present for the each tile and information on a pattern of the lesion for the each tile generated based on first features of the plurality of tiles.

Abstract: There is provided a display device including a first substrate including a light emission area and a non-light emission area; a first pixel electrode on the light emission area of the first substrate; a pixel defining layer on the non-light emission area of the first substrate, defining a first opening; a thin film encapsulation layer on the first pixel electrode and the pixel defining layer; a first light control layer overlapping the light emission area, on the thin film encapsulation layer; a planarization layer on the thin film encapsulation layer; and a bank pattern overlapping the non-light emission area, on the planarization layer and defining a second opening, wherein the first light control layer includes a first surface directed toward the first pixel electrode, a first side directed toward the bank pattern, and a first inclined surface connecting the first surface with the first side, and the planarization layer is in contact with the first inclined surface.

Abstract: There is provided a sealing member of a bearing device configured to rotatably support a rotary element relative to a non-rotary element in a rotating device via rolling elements. The sealing member includes a frame mounted on one of the rotary element and the non-rotary element, and an elastic sealing portion attached to the frame. The frame includes a press-fitting portion extending in an axial direction and a flange portion extending in a radial direction from the press-fitting portion. The flange portion of the frame may have a through-hole, the elastic sealing portion may be configured to close the through-hole. At least one perforated-hole may be formed in the elastic sealing portion configured to close the through-hole, and a bearing space, in which the rolling elements are located, may be in communication with an outside via the at least one perforated-hole.

Abstract: A light source includes a controller configured to turn on or off a plurality of light sources depending on a light period. The controller can be configured to turn on the light sources during each of a plurality of light periods such that the light sources emit a light having a spectrum with a plurality of peaks toward the plant. At least one light period can include a first period and a second period and the first period preceding or following the second period. The controller can adjust the spectrum of the light between the first period and the second period and/or during different light periods.

Abstract: Provided is a method of recovery lithium ion, including adding a residue after leaching lithium from an ore containing spodumene into a solution in which a lithium ion is dissolved; absorbing a lithium ion into the residue by reacting the solution containing the residue at 50-90° C.; and recovering a cake containing a lithium from the residue in which the lithium ion has been absorbed by performing solid-liquid separation.

Abstract: The present invention relates to a method for manufacturing mycelium mat into leather by using pH-controlled tannic acid. The method comprises the following steps: (1) inactivating the mycelium mat; (2) infiltrating the mycelium mat with a polysaccharide solution; (3) treating the polysaccharide-infused mycelium mat with a tannic acid solution; and (4) introducing a buffering agent to the tannic acid-treated mycelium mat. This innovative approach enhances the mechanical properties of the resulting leather, offering an environmentally friendly alternative to conventional leather materials.

Abstract: An embodiment provides a data driver for a display and a sensing circuit thereof, and the sensing circuit comprises: an analog front end circuit which generates an input voltage; a sample-and-hold circuit which stores a first sampling voltage according to the input voltage and generates a second sampling voltage obtained by converting the first sampling voltage; and an amplifier circuit which generates a sensing voltage according to the second sampling voltage.

Abstract: A washing machine including a plurality of washers may include a fixing bracket coupled to a front of a first housing in which a first tub is disposed and a front of a second housing in which a second tub is disposed, to prevent the first housing and the second housing from being separated from each other.

Abstract: Provided are a process for preparing (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3-amine or a salt thereof, which is an intermediate useful for the preparation of tofacitinib, an intermediate used in the process, i.e., isopropanol solvate of methyl ((3R,4R)-1-benzyl-4-methylpiperidin-3-yl)carbamate dibenzoyl-L-tartrate, an intermediate, having excellent stability, useful for the preparation of tofacitinib, i.e., (3R,4R)-1-benzyl-N,4-dimethylpiperidin-3-amine acetate, and a process for preparing tofacitinib or a pharmaceutically acceptable salt thereof.

Abstract: The method of manufacturing a self-assembled nanoparticle-releasing soluble microneedle structure comprises: dissolving a biocompatible amphiphilic block copolymer and a hydrophobic drug in a solvent to prepare a solution comprising a uniform mixture of the biocompatible amphiphilic block copolymer and the hydrophobic drug; removing the solvent from the solution to prepare a film comprising the uniform mixture; preparing an aqueous solution comprising an additive and a hydrophilic drug; adding the aqueous solution to the film and uniformly dispersing the film in the aqueous solution; injecting the aqueous solution into a template; and drying the template and separating the microneedle structure from the template.

Abstract: The present exemplary embodiments relate to a sodium ion adsorbent, a method of manufacturing the same, and a method for removing sodium ions. According to an exemplary embodiment, a sodium ion adsorbent for removing sodium ions may include a compound represented by Chemical Formula 1 below. [Chemical Formula 1] HxM1-xAlSi2O6, in Chemical Formula 1, M is one or more elements selected from Na, K, Cs, and Rb, and 0<x?1.

Abstract: A buffer can include a first output adjustment unit configured to output a first signal, and a second output adjustment unit configured to output a second signal. The first output adjustment unit can include a first input stage configured to adjust a control current according to a difference between a first input voltage and a first output voltage, and a first output stage configured to output the first output voltage as the first signal. The first output voltage can be a voltage between a first level voltage and a second level voltage. The first input stage can be connected to a third power line that supplied a third level voltage. The first level voltage can be greater than the second level voltage. The second level voltage can be greater than the third level voltage.

Abstract: The present invention relates to: a method form preparing highly differentiated kidney organoids; and the like. The present applications have developed two protocols for preparing kidney organoids by arranging stem cells between kidney decellularized extracellular matrix and Matrigel and uniquely treating same with a composition for differentiating kidney organoids, and has identified that these protocols promote the formation of a vascular network and promote glomerular vascularization in kidney organoids, and also have the excellent effect of maturating kidney organoids, and thus it is expected that kidney organoids according to the present invention can be effectively usable in disease modeling, drug screening, regenerative medicine, and the like.

Abstract: The present disclosure relates to a substrate processing apparatus and a substrate processing method, and more particularly, to a substrate processing apparatus and a substrate processing method for accurately accommodating a substrate at a central portion of a susceptor even when a tilt angle or a tilt direction of the susceptor on which the substrate is accommodated changes for each substrate or for each substrate process.

Abstract: An embodiment barricade for suppressing a behavior of a spare tire includes a support portion configured to be mounted on a spare tire well panel and a protruding portion extending from the support portion and protruding to a spare tire side. In an embodiment, the protruding portion is spaced apart from the spare tire well panel.