Abstract: An organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and an emitting material layer including a first compound and a second compound and positioned between the first and second electrodes. An energy level of the first compound and an energy level of the second compound satisfy a pre-determined condition. Further, an organic light emitting device may include the organic light emitting diode.

Abstract: There is provided a method of collecting and reusing an active material from a positive electrode scrap. The method of reusing a positive electrode active material according to the present disclosure includes (a-1) dry-milling a positive electrode scrap comprising an active material layer on a current collector to form the active material layer into a powdered state and separate the current collector, (a-2) thermally treating the active material layer in powder form in air for thermal decomposition of a binder and a conductive material in the active material layer, to collect an active material, (b) washing the active material collected from the step (a-2) with a lithium compound solution which is basic in an aqueous solution and drying, and (c) annealing the active material washed from the step (b) with an addition of a lithium precursor to obtain a reusable active material.

Abstract: The present invention provides eyeglass lenses for vision correction, characterized in that transparent eyeglass lenses include lines which are provided on the eyeglass lenses, block a part of a user’s field of view, and induce a holographic phenomenon in which the lines are placed in a space rather than a plane when the user sees a subject through the eyeglass lenses.

Abstract: The present disclosure relates to an organic compound having the following structure of Chemical Formula 1, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. The organic compound includes a triazine moiety of an electron acceptor and a fused hetero aromatic moiety of an electron donor separated from the triazine moiety. The organic compound includes the electron acceptor moiety and the electron donor moiety in a single molecule, thus charges can be moved in the molecule. Also, since the organic compound includes the rigid fused hetero aromatic ring, three dimensional conformation of the organic compound is limited, and therefore the compound may have excellent luminous efficiency and color purity.

Abstract: A battery management system includes a microcontroller unit which transmits and receives communications information through a communications input/output terminal, a fault generator unit which generates fault information and transmits the fault information through a fault information output terminal, and a battery cell monitoring unit which is coupled to the communications input/output terminal and the fault information output terminal and diagnoses an operation of internal function based on the fault information transmitted from the fault generator unit and outputs an internal diagnosis result value to the microcontroller unit.

Abstract: Provided is a board coupling structure in which a power supply circuit board is formed as a separate board, more specifically, to a board coupling structure in which a signal processing circuit board for processing signals such as image signals, voice signals, and the like and a power supply circuit board are formed as different types of boards and the different types of boards are laterally coupled to each other. The board coupling structure includes a first circuit board, a second circuit board formed of a smaller number of layers than the number of layers of the first circuit board, and a fastening unit configured to laterally fasten a contact edge of the first circuit board to a contact edge of the second circuit board which are facing each other.

Abstract: An active material recovery apparatus capable of easily recovering an electrode active material from an electrode scrap in its intrinsic shape and a positive electrode active material reuse method using the active material recovery apparatus are provided.

Abstract: A substrate and a method for producing the same are disclosed herein. In some embodiments, a substrate includes a base layer, a black layer formed on the base layer, and column spacers formed on the black layer, wherein a loss rate of spacers measured by a peel test is 15% or less. The substrate can have excellent adhesiveness of the spacer to the base layer or the black layer and ensuring appropriate darkening properties. The method can effectively produce such a substrate without adverse effects such as occurrence of foreign materials without separate treatment such as heat treatment.

Abstract: A suture according to an embodiment of the present disclosure includes a first barb portion, a second barb portion, and a center portion which connects the first barb portion and the second barb portion to each other. Each of end portions of the first barb portion and the second barb portion may be formed so as to face the center portion, and a hole portion including a plurality of holes may be formed in at least one of the first barb portion, the second barb portion, and the center portion. The suture may show an excellent recovery and a lifting effect to be semi-permanently maintained and may have an excellent strength.

Abstract: The present invention relates to a binding molecule that binds to SARS-coronavirus-2 (SARS-CoV-2). More particularly, the binding molecule of the present invention has strong ability to bind to a spike protein (S protein) on the surface of SARS-coronavirus-2 and high neutralizing activity against SARS-coronavirus-2 and is thus very useful in the diagnosis, prevention or treatment of SARS-coronavirus infection (COVID-19).

Abstract: The present disclosure relates to an organic compound having the following structure of Chemical Formula 1, and an organic light emitting diode (OLED) and an organic light emitting device including the organic compound. The organic compound includes a triazine moiety of an electron acceptor and a fused hetero aromatic moiety of an electron donor separated from the triazine moiety. The organic compound includes the electron acceptor moiety and the electron donor moiety in a single molecule, thus charges can be moved in the molecule. Also, since the organic compound includes the rigid fused hetero aromatic ring, three dimensional conformation of the organic compound is limited, and therefore the compound may have excellent luminous efficiency and color purity.

Abstract: A method for generating a data set relating to facial expressions is provided. The method includes the steps of: acquiring information on a user's facial expressions specified while the user takes a psychological test, and information on an analysis result of the psychological test associated with the information on the user's facial expressions; labeling the information on the user's facial expressions with reference to the information on the analysis result of the psychological test; and generating a data set containing the information on the user's facial expressions and information on the labeling.

Abstract: There is provided a method for collecting and reusing an active material from positive electrode scrap. The method of reusing a positive electrode active material of the present disclosure includes (a) thermally treating a positive electrode scrap comprising an active material layer comprising nickel, cobalt and manganese on a current collector in air for thermal decomposition of a binder and a conductive material in the active material layer, to separate the current collector from the active material layer, and collecting an active material in the active material layer, (b) washing the active material collected form the step (a) with a lithium compound solution which is basic in an aqueous solution and drying, and (c) annealing the active material washed from the step (b) with an addition of a lithium precursor to obtain a reusable active material.

Abstract: A computational storage device is provided. The computation storage device includes: a nonvolatile memory configured to store data; and a storage controller configured to control a plurality of applications to be executed based on the data. The storage controller includes: a processor; and a memory including a program slot configured to store a user program. The processor is configured to drive an operating system to execute the user program to control an application among the plurality of applications to perform a first operation on the data based on an event signal.

Abstract: An example device includes a memory configured to store at least one program; a microphone configured to receive a voice; and at least one processor configured to execute the at least one program to control the device to perform operations for sending money to a recipient. The operations include determining a payment intention of a user based on analyzing the received voice input; retrieving contact information from a stored contact list based on the name of the recipient; transmitting the name and the contact information of the recipient to a bank server together with an amount of money specified in the voice input; receiving remittance details from the bank server; and approving the remittance details. The device may analyze the received voice input by using an artificial intelligence (AI) algorithm.

Abstract: The present invention relates to a switching binder binding to an antigen-binding portion of an antibody, a preparation method thereof, and a pharmaceutical composition, an assay kit, and an antigen and antibody assay method, each utilizing the same. A switching binder according to an embodiment of the present invention includes an amino acid sequence selected from framework regions of a heavy chain or a light chain, which constitutes an antigen-binding portion of an antibody, wherein the amino acid sequence includes, in addition to the heavy chain or the light chain, a first antibody-binding portion or a second antibody-binding portion that binds to a framework region of a heavy chain or a light chain, which constitutes the antigen-binding portion, the amino acid sequence being able to bind specifically to the antigen-binding portion of the antibody and then be separated from the framework region when a target antigen is provided.

Abstract: A method of recovering an active material from a positive electrode scrap and reusing the active material is provided.

Abstract: There is provided a method for collecting and reusing an active material from positive electrode scrap. The method of reusing a positive electrode active material of the present disclosure includes (a) thermally treating a positive electrode scrap comprising an active material layer on a current collector in air for thermal decomposition of a binder and a conductive material in the active material layer, to separate the current collector from the active material layer, and collecting an active material in the active material layer, (b-1) washing the active material collected from the step (a) with a lithium compound solution which is basic in an aqueous solution, and drying, (b-2) grinding the active material dried from the step (b-1), (b-3) adding a lithium compound to the active material ground from the step (b-2), and (c) annealing the active material having the lithium precursor added thereto, to obtain a reusable active material.

Abstract: A pattern film, a method for manufacturing a pattern film, and a transmittance variable device comprising the same are disclosed herein. In some embodiments, a pattern film includes a base layer, and a spacer pattern formed on the base layer, the spacer pattern comprises a partition wall spacer comprises a plurality of spacer dots and a spacer line connecting the spacer dots, and a ball spacer, the ball spacer is one of embedded in, partially embedded in, or in contact with the partition wall spacer, when any 3 or more spacer dots are selected, the spacer line forms a closed figure having the selected spacer dots at the vertices thereof, the selected spacer dots are not present inside the closed figure, a length of at least one side of the closed figure is different from lengths of the remaining sides, and each spacer dot has irregularity of 50% or greater.

Abstract: There is provided a method for collecting and reusing an active material from positive electrode scrap. The method of reusing a positive electrode active material of the present disclosure includes (a-1) immersing a positive electrode scrap comprising an active material layer on a current collector into a basic solution to separate the active material layer from the current collector, (a-2) thermally treating the active material layer in air for thermal decomposition of a binder and a conductive material in the active material layer, and collecting an active material in the active material layer, (b) washing the active material collected from the step (a-2) with a lithium compound solution which is basic in an aqueous solution and drying, and (c) annealing the active material washed from the step (b) with a lithium precursor to obtain a reusable active material.