Abstract: The present disclosure relates to a system for fresh water supply using a desalination vessel and an autonomous navigation vessel, and more particularly, to a system for fresh water supply using a desalination vessel and an autonomous navigation vessel capable of, in providing fresh water to a plurality of islands using a vessel equipped with a desalination apparatus and an autonomous navigation vessel, setting an optimal fresh water supply route in consideration of the fresh water retention status of islands, location information of islands, and fresh water requirement amount for each route, and based on this, supplying fresh water to each of the islands, thereby minimizing the operation cost of the vessels and stably providing fresh water to the islands requiring fresh water, and the system for fresh water supply using a desalination vessel.

Abstract: The present invention relates to a diluted solution for measuring free steroids in blood and a method for measuring free steroids using the same, and more particularly, to a method for preparing a diluted blood sample for measuring free steroids in blood and a composition for blood sample dilution solution. In the method for preparing a diluted blood sample for measuring free steroids in blood of the present invention, it was confirmed that physiologically active free cortisol could be evaluated with the cortisol enzyme immunoreaction detection kit without additional sample pretreatment by removing cortisol which is present by binding to excess albumin and cortisol-specific corticosteroid-binding globulin (CBG) contained in serum using a protein precipitation and neutralizing agent. In addition, by selectively removing the protein in the blood sample, it is possible to measure low molecular weight compounds, including steroids, which are strongly bound to proteins in the blood, such as cortisol, in free form.

Abstract: The present invention relates to three-dimensional self-assembled nucleic acid nanoparticles, a drug delivery system comprising the same, and a pharmaceutical composition for the prevention or treatment of acute kidney injury, which comprises the same. The three-dimensional self-assembled nucleic acid nanoparticles of the present invention, which have a tetrahedral structure, exhibit an excellent renal-targeting ability, and thus the nanoparticles conjugated with the pharmaceutically active ingredient for p53 exhibit excellent p53 and caspase 3 expression reductions in vitro and in vivo, and can thereby be applied to the prevention or treatment of acute kidney injury.

Abstract: Disclosed is a method of preparing a cathode active material useful in a sodium ion secondary battery having high reversible capacity and excellent cycle characteristics. The method for preparing a cathode active material composed of Zrw-doped NaxLiyMzOa includes the steps of (A) doping LiyMzOa with Zrw to provide Zrw-doped LiyMzOa; and (B) dissociating Li ion from the Zrw-doped LiyMzOa and inserting Na ion thereto to provide the Zrw-doped NaxLiyMzOa, wherein M is selected from Ti, V, Cr, Mn, Fe, Co, Ni, Mo, Ru, and combinations thereof, and wherein 0.005<w<0.05, 0.8?x?0.85, 0.09?y?0.11, 7?x/y?10, 0.7?z?0.95, and 1.95?a?2.05. When the cathode active material is used for manufacturing a cathode for a sodium ion secondary battery, the battery can substitute for a conventional, expensive lithium ion secondary battery.

Abstract: The present invention relates to a method for etching lithium niobate, the method including a process of etching lithium niobate using a mask pattern as a physical dry etching method using Ar plasma produced in a chamber through Ar gas, wherein in the process of etching lithium niobate, a process pressure of the chamber is maintained at 1 mTorr to 20 mTorr, and a method for forming a lithium niobate pattern using the same.

Abstract: Provided is a method for manufacturing a circuit board including: (a) preparing a mixture of a metal powder, an anti-sintering agent, and an activator; (b) immersing a dielectric substrate in the mixture; (c) forming a metal-containing layer on the surface of the dielectric substrate by heating the mixture under an inert atmosphere or under a reducing atmosphere; (d) forming a first metal layer on the metal-containing layer by electroless plating and forming a second metal layer thereon by electroplating; and (e) forming a metal pattern on the dielectric substrate, wherein the first metal layer includes Cu, Ni, Co, Au, Pd, or an alloy thereof, the second metal layer includes Cu, Ni, Fe, Co, Cr, Zn, Au, Ag, Pt, Pd, Rh, or an alloy thereof, and the method further includes performing heat treatment at least once after step (c).

Abstract: Provided are phototherapeutic needle patches usable for phototherapy by using needle patches capable of injecting drugs or cosmetic substances to patients, and methods of manufacturing the same. A phototherapeutic needle patch may include a patch body attachable to skin of a patient, at least one microneedle protruding from the patch body, one end of the microneedle configured to deliver a drug through stratum corneum of the skin to inner tissues of the skin, and light grooves formed in a concave shape along a length direction of the microneedle in such a manner that therapeutic light radiated from a light source for phototherapy easily penetrates into the skin along the microneedle.

Abstract: The present disclosure relates to a porous polymer actuator which maintains the porous structure of the polymer actuator by forming a conductive polymer layer on a commercially available porous polymer separation membrane by vapor-phase polymerization and is capable of improving fast responsiveness to organic solvents and durability by ensuring structural anisotropy, and a method for fabricating the same. The porous polymer actuator according to the present disclosure includes: a porous polymer separation membrane having pores; and a conductive polymer layer coated on one surface and in the pores of the porous polymer separation membrane, wherein the porous polymer actuator has a gradient wherein the amount of the conductive polymer coated in the pores decreases from the one surface of the porous polymer separation membrane toward the other surface.

Abstract: Provided are novel fused-heterocyclyl-carbonohydrazonoyl dicyanide compounds and uses thereof.

Abstract: A dehydrogenation reaction apparatus and a system including the same are disclosed. The dehydrogenation reaction apparatus includes: a main housing; and a dehydrogenation reactor which is provided inside of the main housing and has a catalyst provided inside. In particular, the dehydrogenation reactor generates hydrogen from a liquid organic hydrogen carrier (LOHC). The dehydrogenation reaction apparatus further includes: a heating device provided inside of the main housing and configured to apply heat to the dehydrogenation reactor through a phase change material, where the phase change material is provided between the main housing, and the dehydrogenation reactor and the heating device.

Abstract: Disclosed is an optimal peptide-liposome complex capable of multivalent crosslinking with PD-L1 on the cell surface to induce degradation of PD-L1. The peptide-liposome complex effectively blocks PD-L1, an immune checkpoint on the surface of cancer cells, and prevents the recycling of PD-L1 by intracellular metabolism to induce complete degradation of PD-L1 in cancer cells, achieving an increased therapeutic effect on cancer.

Abstract: The present invention relates to a colored tandem solar cell module, and more particularly, a high-efficiency thin-film colored tandem solar cell module which does not require separate photocurrent matching, implements a color without a separate color filter, and generates power with high efficiency. According to the present invention, it is possible to provide a colored tandem solar cell module including solar cells, which each include a bottom electrode having an inverse diode structure formed by sequentially stacking a first electrode, a first semiconductor layer, a second semiconductor layer, and a second electrode on a substrate, a light absorption layer formed on the bottom electrode, and a top electrode formed on the light absorption layer, thereby eliminating the need for photocurrent matching, implementing a color without a separate color filter, and improving efficiency.

Abstract: The training apparatus according to an embodiment includes: a support unit; a guide unit fixed on the support unit and including rails which extend in a front-rear direction; a sliding unit which is movable in the front-rear direction along the rails of the guide unit; a pillar-shaped rotation axis fixed on the support unit; a footrest unit which supports a user's foot; a lower support formed below the footrest unit; and a connection rotating unit formed below the footrest unit and connected to the rotation axis of the support unit through insertion to allow the footrest unit to rotate around the rotation axis. A plurality of springs installed inward from two sidewalls of the sliding unit is configured to come into contact with the lower support of the footrest unit and apply pressure from two sides when the footrest unit rotates.

Abstract: Disclosed are a lithium-air battery including a redox mediator in an electrolyte and having a protective layer on an anode, and a method of manufacturing the same. The lithium-air battery includes an anode including a lithium metal, a protective layer positioned on the anode and including lithium fluoride (LiF), a cathode, and an electrolyte positioned between the protective layer and the cathode. Particularly, the electrolyte includes a halogen ion (X?) which is a redox mediator.

Abstract: The present disclosure relates to neural electrode technology for measuring a biosignal of a human or applying a neural signal to the human, and a neural electrode assembly includes a body that is inserted into a uterus in a non-invasive manner, a recording neural electrode formed to measure a uterine contraction-evoked neural signal, the recording neural electrode being coupled to the body, and a stimulating neural electrode formed to stimulate a nerve entering the uterus to suppress the uterine contraction, the stimulating neural electrode being coupled to the body.

Abstract: Embodiments relate to an IMU sensor and an inertial measurement system comprising same, wherein the IMU sensor comprises: a core body including at least three surfaces each having a surface direction parallel to any one of three axes; a plurality of cantilevers configured to be deformable, one side of each cantilever being coupled to the core body; and a plurality of strain sensors each disposed on the surface of each cantilever, the strain sensors extending along the direction of the other side from one fixed side of the cantilever.

Abstract: According to an embodiment of the present disclosure, there is provided a completely new type of 3-dimensional (3D) printing method for producing an object by focusing ultrasound onto material that changes in state by stimulation to solidify it into a desired shape. The method for 3D printing according to an embodiment includes providing material which changes in state by stimulation, setting a target focal point in the material, focusing ultrasound onto the target focal point using at least one ultrasound transducer, and applying stimulation to the material using the focused ultrasound to induce a change in state of the material. According to the embodiments, it is possible to control the precision of the output by controlling the frequency of the ultrasound transducer or the size of the target focal point on system.

Abstract: The present invention relates to: a method of manufacturing glass with hollow nanopillars, which includes a silicon oxide layer forming step in which a silicon oxide layer made of silicon oxide is formed on one side of a glass substrate, a first etching step in which the silicon oxide layer is etched and a plurality of silicon oxide clusters are formed on the glass substrate, and a second etching step in which the glass substrate, on which the silicon oxide clusters are formed, is etched and hollow nanopillars are formed; and glass with hollow nanopillars manufactured thereby.

Abstract: Provided are a disease prediction apparatus and a disease prediction method using the same, which may easily learn a biosignal, may easily make a diagnosis, and may perform analysis in real time, in order to determine a disease using a biosignal via deep learning.

Abstract: According to one aspect of the present invention, a non-metal member having a colored surface is provided. The non-metal member having a colored surface includes a non-metal substrate; a metal coating layer disposed on the non-metal substrate; a light-transmissive dielectric layer disposed on the metal coating layer; and a color pattern structure disposed on the light-transmissive dielectric layer.