Abstract: A secondary battery configured to have a structure in which an electrode assembly is received in a battery case together with an electrolytic material, wherein the battery case is provided therein with a space for receiving the electrode assembly and wherein the battery case is made of a thermoplastic resin, which can be injection-molded. An injection mold may be formed such that the size of the mold corresponds to the thickness of the electrode, thereby solving a problem in which the formability of a conventional laminate sheet including a metal layer is low. In addition, a process of forming the laminate sheet and a process of sealing the battery case using a pressing member, which are essentially required in order to use the laminate sheet, may be omitted, whereby a manufacturing process is simplified and thus productivity is improved.

Abstract: Provided is a polishing pad including a polishing layer, wherein the nuclear magnetic resonance (NMR) 13C spectrum of a processed composition prepared by adding 1 g of the polishing layer to a 0.3 M aqueous solution of potassium hydroxide (KOH) and allowing the mixture to react in a closed container at a temperature of 150° C. for 48 hours includes a first peak appearing at 15 ppm to 18 ppm, a second peak appearing at 9 ppm to 11 ppm, a third peak appearing at 138 ppm to 143 ppm, and a fourth peak appearing at 55 ppm to 65 ppm, and the softening control index calculated by Equation 1 is 0.10 to 0.45. The polishing pad includes the polishing layer having physical properties corresponding to the softening control index, and thus may exhibit a removal rate and defect prevention performance within desired ranges in polishing of a polishing target.

Abstract: A method for manufacturing a pouch case for a secondary battery includes the steps of: (S1) preparing a pouch exterior for a secondary battery including a structure in which a substrate layer, a barrier layer, and a sealant layer are sequentially stacked; (S2) reducing a modulus of the sealant layer by 20-50%; and (S3) molding the pouch exterior for a secondary battery to form a cup part.

Abstract: A method for manufacturing a pouch case for a secondary battery includes the steps of: (S1) preparing a pouch exterior for a secondary battery including a structure in which a substrate layer, a barrier layer, and a sealant layer are sequentially stacked; (S2) molding the pouch exterior for a secondary battery to form a cup part; and (S3) reducing cracks of the sealant layer of the pouch exterior for a secondary battery.

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: A battery case for a secondary battery according to an embodiment of the present invention can include a cup part having an accommodation space configured to accommodate an electrode assembly in which electrodes and separators are stacked, a sealing part extending to the outside of the cup part, and a gas discharge part which is attached to a hole formed to be punched in at least one of the cup part or the sealing part and through which a gas passes. The gas discharge part can include a melted layer comprising a thermoplastic resin that is melted when heat is applied, and a thermosetting layer laminated on one surface of the melted layer and comprising a thermosetting resin that is not melted by heat.

Abstract: The present disclosure relates to a graft copolymer. Additionally provided is a graft copolymer composition having excellent particulate dispersibility in a curable resin such as an epoxy resin and being applicable as a particulate impact reinforcing agent, a curable resin composition including the graft copolymer, and methods of preparing them.

Abstract: A graft copolymer, and a graft copolymer composition having excellent particulate dispersibility in a curable resin such as an epoxy resin and is applicable as a particulate impact reinforcing agent, a curable resin composition including same, and methods of preparing them.

Abstract: The present disclosure is related to a perfusable-type bio-dual proximal tubule cell construct and a producing method thereof capable of applying an in vitro artificial organ model configured to include a first bioink comprising a decellularized substance derived from a mammalian kidney tissue and human umbilical vascular endothelial cells (HUVECs) and a second bioink comprising the decellularized substance and renal proximal tubular epithelial cells (RPTECs), wherein the first bioink and the second bioink are coaxial and printed in tubular constructs having different inner diameters. According to the present disclosure, it is possible to use the renal proximal tubule-on-a-chip as a bioreactor capable of observing a biological drug reaction similar to a real drug by perfusing various drugs to the renal proximal tubule-on-a-chip.

Abstract: Proposed is an apparatus for verifying a radiation dose using a patient-specific tumor-shaped scintillator including a probe adapter to which a 3D tumor-shaped scintillator having a guide is attached; a receiving portion to which the probe adapter is detachably coupled; a light guide which extends from the receiving portion and includes optical fiber transmitting visible light generated by irradiating radiation in the 3D tumor-shaped scintillator; a photomultiplier tube converting the visible light transmitted from the light guide into an electric signal and amplifying the converted electric signal; and a current electrometer measuring an output current by inputting the electric signal of the photomultiplier tube.

Abstract: The present disclosure relates to a method of measuring an absorbed dose of radiation in small irradiation fields. The method of measuring an absorbed dose of radiation in small irradiation fields, includes an acquisition step of acquiring absorbed dose distribution data of radiation; a determination step of determining a region where an absorbed dose of radiation of a predetermined ratio or more is absorbed based on the absorbed dose distribution data of radiation; a formation step of forming a scintillator having a shape in which a plurality of hexahedral cells are coupled to have a shape matching the region; a measurement step of measuring a absorbed dose of radiation irradiating the scintillator from a radiation irradiation device; and a calculation step of calculating the absorbed dose of radiation of the cell at a predetermined position by using predetermined Equations.

Abstract: The present invention relates to a kidney organoid having a nephron-like structure and a production method therefor. A kidney organoid culture system using kidney dECM hydrogels according to the present invention induced the vascularization of the kidney organoid and the expression of podocytes, tubular transporters, and cilium genes, and has an effect of forming a more mature nephron-like structure. Therefore, the kidney organoid produced by the method of the present invention is an option for treating nephron loss through transplantation into humans, and is expected to be utilized as a kidney on a chip, which is an in vitro kidney model.

Abstract: The present disclosure relates to an apparatus for detecting nuclear reactor coolant leaks that is capable of maintaining radiation detection reliability and the integrity of a radiation detector from high-dose background radiation inside a nuclear reactor when a coolant leaks from the primary coolant system of the nuclear reactor. The apparatus of the present disclosure includes a shield having an internal space into which sample air containing a coolant leaking from a primary coolant system pipe of a nuclear reactor is introduced, and configured to close the exposed internal space or expand the internal space through detachable coupling; a first sensor disposed in the internal space to obtain a radiation measurement signal from the sample air; and a discriminator for determining whether a coolant is leaking based on the radiation measurement signal. This work was supported by Korea Institute of Energy Technology Evaluation and Planning (KETEP) grant funded by the Korea government (MOTIE) (No.

Abstract: Proposed is an apparatus for verifying a radiation dose using a patient-specific tumor-shaped scintillator including a probe adapter to which a 3D tumor-shaped scintillator having a guide is attached; a receiving portion to which the probe adapter is detachably coupled; a light guide which extends from the receiving portion and includes optical fiber transmitting visible light generated by irradiating radiation in the 3D tumor-shaped scintillator; a photomultiplier tube converting the visible light transmitted from the light guide into an electric signal and amplifying the converted electric signal; and a current electrometer measuring an output current by inputting the electric signal of the photomultiplier tube.

Abstract: The present disclosure is related to a perfusable-type bio-dual proximal tubule cell construct and a producing method thereof capable of applying an in vitro artificial organ model configured to include a first bioink comprising a decellularized substance derived from a mammalian kidney tissue and human umbilical vascular endothelial cells (HUVECs) and a second bioink comprising the decellularized substance and renal proximal tubular epithelial cells (RPTECs), wherein the first bioink and the second bioink are coaxial and printed in tubular constructs having different inner diameters. According to the present disclosure, it is possible to use the renal proximal tubule-on-a-chip as a bioreactor capable of observing a biological drug reaction similar to a real drug by perfusing various drugs to the renal proximal tubule-on-a-chip.

Abstract: Disclosed is an automatic dependent surveillance data protection method which is performed by an authentication server. The automatic dependent surveillance data protection method includes receiving an authentication request of an ADS-B receiver from at least one client, performing authentication of the ADS-B receiver in response to the authentication request, issuing a certificate of the ADS-B receiver when the authentication of the ADS-B receiver is valid, and transmitting the issued certificate of the ADS-B receiver to the client and at least one authentication information sharing client.

Abstract: An apparatus and a method for tracing a flight plan status are disclosed. The apparatus for tracing a flight plan status includes: a flight plan structure generation unit configured to generate a flight plan status transition structure based on received flight plan information; a flight plan setting unit configured to set a flight plan status based on a flight message transferred through an aeronautical fixed telecommunication network; and a flight plan tracing unit configured to trace the flight plan status included in the flight plan status transition structure based on the set flight plan status.

Abstract: A method for testing states in a flight plan state management system is provided, which includes defining control variables for monitoring the flight plan state management system, modeling the flight plan state management system based on the control variables defined for monitoring, calculating and extracting control variables for testing the stability of, and checking for errors in, the flight plan state management system using the result of modeling, testing the stability of, and checking for errors in, the flight plan state management system based on the calculated and extracted control variables for testing stability and checking for errors, and expressing the result of stability testing and error checking on a display panel.