Abstract: The present disclosure relates to a multi-functional heating sandwich composite based on electromagnetic wave absorption technology applicable to large wing structures and a method for manufacturing the same, and particularly, to a composite based on an electromagnetic wave absorption heating mechanism, which converts electromagnetic waves into thermal energy in order to solve the freezing problem, and a method for manufacturing the same.

Abstract: The present invention relates to a long-acting exendin-4 in which an albumin binding domain (ABD) and an anti-FcRn affibody are fused to exendin-4, and a use thereof. A long-acting exendin-4 according to the present invention has an in vivo half-life that is significantly increased over that of exendin-4, which is conventionally used as an agent for treating diabetes, and resultantly acts as a diabetes therapeutic agent, which is a conventional use of exendin-4, and also exhibits both an effect of treating other metabolic diseases and diabetes complications, such as obesity and fatty liver, and an effect of alleviating cognitive impairment caused by metabolic diseases.

Abstract: The present disclosure relates to a stitched electromagnetic wave-absorbing composite for low-speed impact protection, and particularly, to a composite that exhibits electromagnetic wave absorption performance and low-speed impact protection performance at the same time by applying a stitching method, a thickness direction reinforcement method, to a composite that is an electromagnetic wave absorber. The present disclosure provides a stitched electromagnetic wave-absorbing composite for low-speed impact protection including a composite composed of at least one of glass fiber, epoxy, or glass fiber reinforced plastics (GFRP) in an electromagnetic wave-absorbing composite, wherein the composite absorbs electromagnetic waves, and has an impact protection system applied thereto through stitching.

Abstract: Provided is an organic electroluminescence device including a first electrode, an organic layer on the first electrode, and a second electrode on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device including a polycyclic compound represented by Formula 1 thereby exhibits high luminous efficiency.

Abstract: A method for controlling a plant disease according to an embodiment includes treating a plant part, a seed, or a soil with a composition including at least one amino acid selected from the group consisting of glutamic acid, proline, tryptophan, and a combination thereof as an effective component. A method for promoting growth of an effective microorganism or controlling a plant disease uses prebiotics. As the amino acids have an effect of significantly promoting the growth of effective microorganism and having sustained maintenance of the effective microorganism at the same time and can reduce the incidence rate of plant disease, they can enhance the usefulness of eco-friendly microbial strains for disease control and be advantageously used as a substitute for chemical control agents.

Abstract: The present invention relates to a punching-type iridotomy instrument, and more particularly, to a punching-type iridotomy instrument which, in iridectomy, increases the size and positioning accuracy iris incision through structural improvement in a perforation method, thereby shortening the surgery time and facilitating the convenience of surgical procedures.

Abstract: The present invention relates to a flexible electrode material and a preparation method therefor. An aspect of the present invention provides a flexible electrode material comprising a graphene film and a free-standing metal oxide formed on the graphene film.

Abstract: There is provided a ferritic lightweight steel which contains 2.0 to 3.0 wt % manganese (Mn), 5.0 to 6.0 wt % aluminum (Al) and 0.1 to 0.3 wt % carbon (C) and has a tensile strength of 900 MPa to 1,108 MPa. The lightweight steel includes ferrite-austenite dual grains as a result of performing low-temperature tempering-induced partitioning (LTP) at 300° C. for 10 minutes after isothermal annealing.

Abstract: A recombinant vector according to an embodiment is for genome editing without inserting a replicon into the plant genome in a T0 generation plant. The recombinant vector includes a geminivirus-based replicon between the sequence of LB (left border) and sequence of RB (right border) of Ti plasmid. A method of genome editing without inserting a replicon into the plant genome in a T0 generation plant according to an embodiment includes transforming a plant cell by inserting a foreign gene to the aforementioned recombinant vector.

Abstract: An anti-icing honeycomb core composite manufactured by forming an electromagnetic wave absorption layer by using dielectric fiber, molding the electromagnetic wave absorption layer into a honeycomb core structure by using a molded part including a first base, a second base, and an inner block, hardening the honeycomb core structure, and removing the molded part. The molding step includes first stacking, on the first base including a plurality of grooves in which the inner blocks each having a hexagonal column shape are able to be seated, a plurality of the inner blocks and a plurality of the electromagnetic wave absorption layers as the honeycomb core structure so that the electromagnetic wave absorption layer is disposed between the plurality of inner blocks, and second stacking covering the inner blocks and the electromagnetic wave absorption layers stacked on the first base with the second base having the same shape as the first base.

Abstract: Disclosed is an anti-buckling jig of a fracture toughness test. The anti-buckling jig includes: a first jig unit provided in a form of surrounding one side surface of a specimen; a second jig unit provided in a form of surrounding the other side surface of the specimen; and a screw provided to allow the first jig unit and the second jig unit to be coupled to each other. During the fracture toughness test of the specimen, the first jig unit and the second jig unit simultaneously support both sides of the specimen, so that the specimen is cracked in a single direction.

Abstract: A skin whitening composition includes ?-mangostin or a cosmetically acceptable salt thereof as an effective ingredient. ?-Mangostin represented by Chemical Formula 1 suppresses the expression of tyrosinase and TRP-1 (tyrosinase-related protein-1) and induces autophagy of a melasosome. As such, it was confirmed that the ?-mangostin not only suppresses melanin production but also exhibits the effect of removing previously formed melanin. Accordingly, the ?-mangostin can be advantageously used as a functional material for skin whitening and skin lightening.

Abstract: Various embodiments relate to an electromagnetic wave absorber having a honeycomb sandwich structure, which is capable of absorbing broadband electromagnetic waves using electromagnetic properties of a metal-coated dielectric fiber, may comprise: at least two honeycomb core layers in each of which hexagonal units formed of a material comprising the metal-coated dielectric fiber are continuously arranged; and skin layers which are disposed on top surfaces and bottom surfaces of the at least two honeycomb core layers and each include a bottom layer, a top layer, and an intermediate layer. Various other embodiments are possible.

Abstract: A method for repairing a damaged area of a stealth composite structure having a stealth function using a scarf patch includes the steps of diagnosing the damaged area; deriving a repair area including the diagnosed damaged area; processing the scarf patch according to the derived repair area; machining a patch hole according to the derived repair area to remove the damaged area; and coupling the scarf patch to the patch hole so that an inner wall of the patch hole and a side surface of the scarf patch face.

Abstract: There is provided a ferritic lightweight steel which contains 2.0 to 3.0 wt % manganese (Mn), 5.0 to 6.0 wt % aluminum (Al) and 0.1 to 0.3 wt % carbon (C) and has a tensile strength of 900 MPa to 1,108 MPa. The lightweight steel includes ferrite-austenite dual grains as a result of performing low-temperature tempering-induced partitioning (LTP) at 300° C. for 10 minutes after isothermal annealing.

Abstract: The present invention relates to a supercapacitor electrode material, and a method for manufacturing same. One aspect of the present invention provides a supercapacitor electrode material including: a carbon material; and phosphorus (p) and boron (b) doped into the carbon material.

Abstract: A compound is represented by Formula 1 below: wherein R1 to R4 are each independently a hydrogen atom, an alkyl group having 1 to 6 carbon atoms, a fluoro-substituted alkyl group having 1 to 6 carbon atoms, or a fluorine atom, wherein at least one among R1 to R4 is a fluorine atom, A is a divalent linking group, M1 and M2 are each independently potassium or sodium, and n and m are each independently an integer of 1 to 10.

Abstract: A method for producing isoprene includes culturing E. coli, which has isoprene productivity and in which a gene encoding a recA protein is attenuated or deleted, in a medium containing a carbon source. Therefore, a great amount of isoprene may be produced within a short period of time, and thereby considerably decreasing isoprene production unit costs.

Abstract: Embodiments provide a heterocyclic compound, a light-emitting device that includes the heterocyclic compound, and an electronic apparatus that includes the light-emitting device. The light-emitting device includes a first electrode, a second electrode facing the first electrode, an interlayer between the first electrode and the second electrode and including an emission layer, and at least one of the heterocyclic compound.

Abstract: The present invention relates to an influenza virus surface protein-derived recombinant hemagglutinin (HA) protein forming a trimer and use thereof, and more specifically to a recombinant vector for producing an influenza virus surface protein-derived HA protein forming a trimer, a transformant transformed by the recombinant vector, a method for producing an influenza virus surface protein-derived HA protein forming a trimer using the recombinant vector, an influenza virus surface protein-derived HA protein produced by the method, and the use thereof in preventing, ameliorating or treating influenza virus-infected disease.