Abstract: The optical system disclosed in an embodiment of the invention includes an image sensor; and first to seventh lenses aligned along an optical axis from the object toward the sensor, wherein a refractive power of the first lens is negative, and a composite refractive power of the second lens to the seventh lens is positive, at least one of the sixth lens and the seventh lens is made of a plastic material, each of the first to seventh lenses has an object-side surface and a sensor-side surface, and a difference between the effective diameters of the object-side surface and the sensor-side surface of the fifth lens may be the greatest among the differences between the effective diameters of the object-side surface and the sensor-side surface of each of the first to seventh lenses.

Abstract: The present invention relates to an organic compound represented by the following [Formula 1], and a high-efficiency and long-lifetime organic light emitting device enabling significantly improved low voltage driving, and having excellent luminous efficiency, long lifetime and the like by employing the same as a light emitting layer host material in the device.

Abstract: The present invention relates to an organic compound represented by the following [Formula 1], and a high-efficiency and long-lifetime organic light emitting device enabling significantly improved low voltage driving, and having excellent luminous efficiency, long lifetime and the like by employing the same as a light emitting layer host material in the device.

Abstract: The present invention relates to a polycyclic compound having a characteristic fused ring structure represented by the following [Formula 1], and a high-efficiency and long-lifetime organic electroluminescent device having excellent luminous efficiency and significantly improved lifetime and the like by employing the same in a light emitting layer in the organic electroluminescent device.

Abstract: The present invention relates to an anthracene derivative compound having a characteristic structure in which an aliphatic aromatic mixed ring group is substituted, and to an organic light-emitting device comprising same. The present invention relates to a high-efficiency and long-lifespan organic light-emitting device having remarkably improved luminous efficiency and lifespan characteristics by adopting the anthracene derivative compound according to the present invention as a host of a light-emitting layer, and adopting a polycyclic compound having a characteristic structure as a dopant of the light-emitting layer.

Abstract: The present invention relates to an organic compound represented by the following [Formula 1], and a high-efficiency and long-lifetime organic light emitting device having excellent luminous efficiency, long lifetime and the like by employing the same as a light emitting layer host material in the device.

Abstract: The present invention relates to a novel organic light emitting device comprising two light emitting layers, and more specifically, to a novel organic light emitting device in which at least two light emitting layers are included, wherein by using a compound having a specific structure as a host material in at least one light emitting layer, the organic light emitting device is capable of realizing device characteristics such as high luminous efficiency, long lifespan, and low voltage driving.

Abstract: The present invention relates to an organic compound represented by the following [Formula 1], and an organic light emitting device having significantly improved low voltage driving and long lifetime and excellent luminous efficiency by employing the same as a light emitting layer host material in the device.

Abstract: The present disclosure relates to antibody-drug conjugates (ADCs) wherein one or more active agents are conjugated to an anti-B7-H3 antibody through a linker. The linker may comprise a unit that covalently links active agents to the antibody. The disclosure further relates to monoclonal antibodies and antigen binding fragments, variants, multimeric versions, or bispecifics thereof that specifically bind B7-H3, as well as methods of making and using these anti-B7-H3 antibodies and antigen-binding fragments thereof in a variety of therapeutic, diagnostic and prophylactic indications.

Abstract: Disclosed herein is a method for fabricating an organic light-emitting diode. In the method for fabricating an organic light-emitting diode, an organic compound with a substituent in a specific structure is used as a deposition material for an organic layer, whereby the deposition temperature can be reduced, with the consequent minimization of thermal damage to the organic light-emitting diode.

Abstract: Disclosed are a polycyclic compound with a specific fused ring structure and an organic light emitting device including a light emitting layer that employs the polycyclic compound. The use of the polycyclic compound ensures significantly long lifetime and improved luminous efficiency of the device.

Abstract: The present invention relates to a novel antibody specifically binding to OX40L and a bispecific antibody specifically binding to OX40L and TNF? and, specifically, to an antibody or a bispecific antibody specifically binding to human OX40L to effectively inhibit the binding of OX40 to an OX40 receptor; a nucleic acid encoding the antibody; an expression vector comprising the nucleic acid; a transformant comprising the expression vector; a method for preparing the antibody; a pharmaceutical composition for treating autoimmune diseases or inflammatory diseases, comprising the antibody; a composition for diagnosing autoimmune diseases or inflammatory diseases, comprising the antibody; a method for diagnosing autoimmune diseases or inflammatory diseases by using the antibody; a method for providing information on diagnosis of autoimmune diseases or inflammatory diseases by using the antibody; and a kit for providing the same.

Abstract: Disclosed is a method for preparing legumes powder called aquafaba through a step of pre-soaking selected legumes or without the pre-soaking step, to produce vegetable proteins that can replace animal proteins. The method for preparing legumes powder includes selecting legumes; washing the selected legumes with distilled water, and then drying same at room temperature, i.e., 22° C.; pre-soaking the legumes in distilled water at 4° C. for 16 hours; separating the pre-soaked legumes and immersion liquid by using a sieve; cooking the separated legumes by heating at 118° C. in a pressed state by a pressure-heating apparatus; cooling the cooked legumes at 22° C. for 24 hours; separating the cooled legumes and immersion liquid (e.g., aquafaba (AQ)) produced after the cooling, by using a sieve; and freezing the separated immersion liquid (e.g., aquafaba (AQ)) at ?20° C., followed by drying in a dryer, to obtain legumes powder.

Abstract: A fuel cell system includes a fuel cell stack made by stacking a plurality of cells and configured to generate power by being supplied with fuel gas and oxidation gas, a high-voltage battery configured to supplement the power generated by the fuel cell stack while being charged with the power generated by the fuel cell stack or being discharged, a converter provided between the fuel cell stack and the high-voltage battery and configured to change an output voltage or an output current of the fuel cell stack, a power control unit configured to control the fuel cell stack to generate power when the fuel cell stack is requested to be diagnosed, the power control unit being configured to adjust the output current of the fuel cell stack to a predetermined current, and a voltage sensing unit configured to sense a voltage of the fuel cell stack or voltages of the plurality of cells included in the fuel cell stack in the state in which the output current of the fuel cell stack is the predetermined current.

Abstract: Provided is a composition for preventing or ameliorating bromhidrosis, including a seed fermentation product of a plant belonging to the genus Lotus. The composition may inhibit production of substances related to bromhidrosis by reducing proportions of microorganisms of the genus Corynebacterium and the genus Anaerococcus, which are related to bromhidrosis, in the microbiome.

Abstract: A hydrogen supply system for a fuel cell and a control method thereof includes a fuel cell, a hydrogen supply line connected to an inlet side of an anode of the fuel cell and supplying hydrogen to the fuel cell, a hydrogen supply pressure sensor configured for measuring pressure of the hydrogen supply line, and a controller electrically connected to the hydrogen supply pressure sensor and configured for deriving a correction value of the hydrogen supply pressure sensor, supplying hydrogen after air supply is cut off during an operation of the fuel cell, measuring a pressure variation of the hydrogen supply line, and determining whether to use a correction value of the hydrogen supply pressure sensor based on the measured pressure variation.

Abstract: Proposed are a layered GaN compound, a nanosheet that may be prepared using the same, and an electrical device including the materials. Proposed is a layered compound represented by M1-xGayNz (M is at least one of Group II elements, and 0<x?1.0, 0.6?y?1.25, 0.75?z?1.5).

Abstract: Proposed are a layered compound having indium and arsenic, a nanosheet that may be prepared using the same, and an electrical device including the materials. Proposed is a layered compound represented by [Formula 1] Na1-xInyAsz (0?x<1.0, 0.8?y?1.2, 1.2?z?1.8).

Abstract: The present invention relates to: layered gallium arsenide (GaAs), which is more particularly layered GaAs, which, unlike the conventional bulk GaAs, has a two-dimensional crystal structure, has the ability to be easily exfoliated into nanosheets, and exhibits excellent electrical properties by having a structure that enables easy charge transport in the in-plane direction; a method of preparing the same; and a GaAs nanosheet exfoliated from the same.

Abstract: A phantom model of teeth set, a method for evaluating the scanning accuracy of a scanner using the same model, and a method for evaluating the 3D printing precision of a printer using the same model is disclosed. The disclosed phantom model of teeth set comprises a base layer and a layer of teeth set comprising a tooth model as positioned on the base layer, and the tooth model may be constructed such that a shape observed in one direction differs from shapes viewed in the other direction.