Abstract: An apparatus for manufacturing a pouch-type rechargeable battery includes a preforming portion forming a folding groove in a portion of a protrusion of the pouch-type rechargeable battery, a folding portion disposed on a rear end of the preforming portion and folding the protrusion along the folding groove, a rolling portion disposed on a rear end of the folding portion and pressing the folded protrusion, and a pressing portion disposed on a rear end of the rolling portion and fixing the folded protrusion.

Abstract: A selector according to an embodiment of the present disclosure includes a first electrode; a second electrode disposed opposite to the first electrode; an ion supply layer disposed between the first electrode and the second electrode to be on the side of the first electrode and doped with a metal, wherein the doped metal diffuses toward the second electrode; a switching layer disposed between the first electrode and the second electrode to be on the side of the second electrode, wherein the doped metal diffuses from the ion supply layer into the switching layer so that metal concentration distribution inside the switching layer is changed to generate metal filaments; and a diffusion control layer inserted between the ion supply layer and the switching layer, wherein the diffusion control layer serves to adjust electrical characteristics related to the generated metal filaments as the amount of the diffusing metal is adjusted in proportion to a thickness of the diffusion control layer.

Abstract: To improve productivity and sealing performance, the present disclosure provides a pressure vessel including a boss part including a boss extension portion that is provided in a cylindrical shape, a boss flange portion integrally extending from a lower portion of the boss extension portion, and a boss support portion integrally extending from an inner end of the boss flange portion, a fusion-coupling part insert-injected in a form surrounding an outer surface of one side of the boss support portion in the circumferential direction, and a liner part which has an accommodation space for accommodating a fluid therein, extends in a longitudinal direction, and has both open sides, and the liner part is made of the same material as the fusion-coupling part, and both inner circumferences of the liner part are in surface contact with and fusion-coupled to an outer circumference of the fusion-coupling part.

Abstract: The present disclosure relates to a method for selecting mesenchymal stem cells having improved self-maintenance ability, wherein mesenchymal stem cells having excellent self-proliferative ability may be selected to reduce donor variation, and mesenchymal stem cells having excellent self-proliferative ability may be secured in large quantities and used for the development of cell therapy products.

Abstract: A method for culturing mesenchymal stem cells is disclosed. The method includes steps of: primary culturing mesenchymal stem cells in a medium containing umbilical cord blood serum; and subculturing the mesenchymal stem cells in a medium containing fetal bovine serum. The method for culturing mesenchymal stem cells may maintain stemness by reducing the differentiation and aging of stem cells, and in particular, may achieve a remarkably high proliferation rate.

Abstract: A cell death inhibitor including a mesenchymal stem cell genetically engineered to secrete growth-regulated oncogene-alpha (GRO-?) or overexpress GRO-? compared to a parent cell, GRO-?, or a combination thereof. A method of treating a muscle disease, including administering a pharmaceutically effective amount of a mesenchymal stem cell, which is genetically engineered to secrete growth-regulated oncogene-alpha (GRO-?) or overexpress GRO-? compared to a parent cell, or GRO-?, to a subject in need thereof.

Abstract: There is provided an RF sputtering apparatus for controlling an atomic layer of a thin film. The RF sputtering apparatus includes: a sputtering main body including a substrate, a target facing the substrate, and a chamber for performing a sputtering process to deposit the target on the substrate; a power supply unit connected to the target of the sputtering main body via a network to apply RF power; a roughing pump unit for forming vacuum inside the chamber of the sputtering main body; and a gas supply unit for supplying reaction gas to the inside of the chamber. A power cable for supplying a power source to the power supply unit is formed with a single crystal copper wire.

Abstract: A method of culturing mesenchymal stem cells includes performing primary culture of umbilical cord-derived mesenchymal stem cells under hypoxic conditions with an oxygen partial pressure of 1 to 8% and pressure conditions of 1.0 to 8.0 PSI. The method of culturing umbilical cord-derived mesenchymal stem cells can maintain stemness by inhibiting the differentiation of stem cells and particularly can achieve a remarkably high proliferation rate.

Abstract: Provided are a composition for ciliogenesis, containing a mesenchymal stem cell or a culture medium of mesenchymal stem cell. The mesenchymal stem cell or the culture medium of mesenchymal stem cell increases the number and promotes growth of primary cilia in cells. The mesenchymal stem cell or the culture medium of mesenchymal stem cell can be used as a pharmaceutical composition for preventing or treating diseases caused by ciliopathy or ciliary impairment. The mesenchymal stem cell or the culture medium of mesenchymal stem cell can be used as a cosmetic composition. A method for preventing or treating ciliopathy or ciliary impairment is disclosed.

Abstract: The present invention relates to a pharmaceutical composition, for preventing or treating Charcot-Marie-Tooth disorder, comprising mesenchymal stem cells or insulin secreted by mesenchymal stem cells.

Abstract: A device and method of estimating state-of-health of a battery is provided. A device of estimating a state-of-health (SOH) of a battery includes: a memory configured to load a program for calculating a state-of-balance (SOB) value by voltage of a plurality of cells constituting the battery and estimating a state-of-health balance value which is a state-of-health value of the battery to which the state-of-balance value by voltage is applied; and a processor configured to execute instructions included in the program loaded by the memory. A device and method of estimating state-of-charge of a battery is provided. A device of estimating state-of-charge (SOC) of a battery includes: a memory configured to load a program for correcting a voltage-to-remaining capacity correlation, in which a battery voltage is matched for each remaining capacity, based on a state-of-balance value by voltage of the battery; and a processor configured to execute instructions included in the program loaded in the memory.

Abstract: A side sill for a vehicle includes: an inner portion facing an interior space of the vehicle; an outer portion facing an exterior space of the vehicle; and mounting hardware, which is riveted to one of the inner portion and the outer portion, wherein the inner portion and the outer portion form a unitary one-piece structure.

Abstract: A side sill for a vehicle includes: an inner portion facing an interior space of the vehicle; an outer portion facing an exterior space of the vehicle; and mounting hardware, which is riveted to one of the inner portion and the outer portion, wherein the inner portion and the outer portion form a unitary one-piece structure.

Abstract: An embodiment of the inventive concept provides a physics module of a chip-scale atomic clock. The physics module includes: a housing; a laser source disposed in the housing and generating a laser beam; a vapor cell disposed above the laser source to generate a transmitted beam from the laser beam; and a detector disposed above the vapor cell to detect the transmitted beam. Here, the vapor cell may include a plurality of optical patterns configured to polarize the laser beam.

Abstract: A sub-frame mounting structure is provided. The sub-frame mounting structure includes an outer pipe that is mounted on a vehicle body and an inner pipe that is inserted into and coupled to the outer pipe and detached from the outer pipe when an impact load of a predetermined size or greater is transferred thereto. An anti-rotation structure prevents a relative rotation between the inner pipe and the outer pipe. A sub-frame is fastened to the inner pipe to support the vehicle body through the outer pipe to stably support the vehicle body by the sub-frame and to detach the sub-frame from the vehicle body during a collision.

Abstract: A method and systems capable of producing aromatic hydrocarbons from a C3 alcohol using a catalytic metal-containing zeolite catalyst are disclosed. The method and systems can include the use of carbon dioxide as a reactant. The aromatization reactions provide product streams with high single pass aromatic selectivity of benzene, toluene and xylenes (BTX).

Abstract: A sub-frame mounting structure is provided. The sub-frame mounting structure includes an outer pipe that is mounted on a vehicle body and an inner pipe that is inserted into and coupled to the outer pipe and detached from the outer pipe when an impact load of a predetermined size or greater is transferred thereto. An anti-rotation structure prevents a relative rotation between the inner pipe and the outer pipe. A sub-frame is fastened to the inner pipe to support the vehicle body through the outer pipe to stably support the vehicle body by the sub-frame and to detach the sub-frame from the vehicle body during a collision.

Abstract: A method for manufacturing an ultrafine single-crystalline metal wire is presented. The method continuously manufactures an ultrafine long single-crystalline wire by shaping a grown single-crystalline metal to have a circular or rectangular cross section and then by drawing the shape-processed single-crystalline metal using a drawing machine. Therefore, the method simplifies manufacturing procedures to reduce manufacturing costs and lowers electrical resistance of a produced metal wire to improve the quality of the produced metal wire. The method includes: a first step of growing a single-crystalline metal ingot using a Czochralski or a Bridgman method; a second step of subjecting the single-crystalline metal ingot to a shaping process such that the single-crystalline metal ingot has a certain shape; and a third step of completing the manufacture of an ultrafine single-crystalline metal wire by drawing the shape-processed single-crystalline metal.

Abstract: An embodiment of the inventive concept provides a physics module of a chip-scale atomic clock. The physics module includes: a housing; a laser source disposed in the housing and generating a laser beam; a vapor cell disposed above the laser source to generate a transmitted beam from the laser beam; and a detector disposed above the vapor cell to detect the transmitted beam. Here, the vapor cell may include a plurality of optical patterns configured to polarize the laser beam.

Abstract: A method of manufacturing a copper thin film using a single-crystal copper target, and more particularly, a method of manufacturing a copper thin film using a single-crystal copper target, wherein a copper thin film is deposited on a sapphire disk substrate through high-frequency sputtering using a single-crystal copper target grown through a Czochralski process, and may thus exhibit high quality in terms of crystallinity. The method includes depositing a copper thin film on a sapphire disk substrate through a high-frequency sputtering process using a disk-shaped single-crystal copper target obtained by cutting cylindrical single-crystal copper grown through a Czochralski process.