Abstract: An embodiment of the present disclosure provides an oral scanner system including: an oral scanner body which has an optical device and an imaging board disposed therein and is configured to receive power from an external power source or an internal battery; and an oral scanner calibration device configured to support the oral scanner body and calibrate the optical device using a pattern plate provided therein, wherein, upon insertion of the oral scanner calibration device into the oral scanner body, the oral scanner calibration device is electrically connected to the oral scanner body, and power is supplied to the oral scanner calibration device.

Abstract: An electrode assembly according to an embodiment of the present invention may include: a cell stack part including a plurality of stacked unit cells provided by integrally coupling electrodes and separators, which are alternately stacked; and a sub unit cell which is stacked on the cell stack part and is provided with a polymer film at the outermost side thereof, and in which the electrodes and the separators, which are alternately stacked, are integrally coupled together with the polymer film. The polymer film may be flat or be concavely bent toward the cell stack part so that a distance between a reference plane, which connects both edges in a width direction, and a central portion is less than 1 mm. The polymer film may have a thickness equal to or greater than that of the separator.

Abstract: A battery cell pressurization device may include a housing in which battery cells are disposed in parallel, pressurizing plates alternately disposed with the battery cells and configured to heat and pressurize the battery cells in the housing, and a pressurizing driver configured to drive the pressurizing plates to pressurize the battery cells. Each pressurizing plate may include pressurizing protrusions and heating lines installed in the pressurizing protrusions on a side facing the respective battery cell.

Abstract: Disclosed is a method for manufacturing a dry electrode. The method allows determination of the micro-fibrilization degree of a binder resin from the crystallinity of the binder resin. Based on this, the processing conditions of mixed powder for electrode or an electrode film may be controlled. In this manner, it is possible to check and control the processing conditions easily and efficiently. In addition, the method for manufacturing a dry electrode includes a kneading step using a kneader under a low speed and high temperature and pulverization step. Therefore, there is no problem of blocking of a flow path caused by aggregation of the ingredients, which is favorable to mass production.

Abstract: A method of preparing a sulfide-based solid electrolyte according to embodiments comprises mixing a solvent and a precursor in a reactor. An open vacuum atmosphere may be formed within the reactor. The mixture inside the reactor may be caused to react by stirring or under conditions of applying ultrasonic waves while maintaining the open vacuum atmosphere within the reactor. Accordingly, a high-purity sulfide-based solid electrolyte may be prepared with high efficiency.

Abstract: The present disclosure relates to a conductive material master batch for use in an electrode and an electrode obtained by using the same. The electrode obtained by using the conductive material master batch has an electrode resistance of 55 ohm·cm or less.

Abstract: A separator for an electrochemical device, and an electrochemical device including the same are disclosed. The separator according to an exemplary embodiment of the present disclosure is a separator for an electrochemical device. The separator includes a porous polymer substrate and one porous coating layer on at least one surface of the porous polymer substrate. The porous coating layer includes inorganic hydroxide particles, cellulose nanoparticles, and an aqueous binder polymer. The amount of the cellulose nanofibers is 25% by weight or more and 70% by weight or less based on the total weight of the porous coating layer.

Abstract: Provided are a method for preparing a sulfide-based solid electrolyte, a sulfide-based solid electrolyte prepared by the method, and an all-solid-state lithium secondary battery including the sulfide-based solid electrolyte. The method includes a) mixing Li2S with P2S5 to prepare a mixed powder, b) placing the mixed powder, an ether, and stirring balls in a container, sealing the container, followed by stirring to prepare a suspension, and c) stirring the suspension under high-temperature and high-pressure conditions to prepare sulfide-based solid particles.

Abstract: A slurry for electrostatic spray deposition and method for forming a coating film using the same are provided. The slurry includes a solvent, a first polymer dissolved in the solvent, and polymer particles containing a second polymer and dispersed in the solvent.

Abstract: The present invention relates to a method for preparing a sulfide-based solid electrolyte, a sulfide-based solid electrolyte prepared by the method, and an all-solid-state lithium secondary battery including the sulfide-based solid electrolyte. The method of the present invention includes a) mixing Li2S with P2S5 to prepare a mixed powder, b) placing the mixed powder, an ether, and stirring balls in a container, sealing the container, followed by stirring to prepare a suspension, and c) stirring the suspension under high-temperature and high-pressure conditions to prepare sulfide-based solid particles.

Abstract: A slurry for electrostatic spray deposition and method for forming a coating film using the same are provided. The slurry comprises a solvent, a first polymer dissolved in the solvent, and polymer particles containing a second polymer and dispersed in the solvent.

Abstract: A method of manufacturing an argyrodite-type solid electrolyte, an argyrodite-type solid electrolyte, and an all-solid-state battery including the argyrodite-type solid electrolyte are provided. The method includes a first step of adding precursors represented by the following Formulas 1 and 2 into a polar aprotic solvent, followed by stirring to obtain a reaction solution; a second step of adding P2S5 into the stirred reaction solution, followed by further stirring to form a precipitate obtained as a result of the reaction in the reaction solution; and a third step of drying and heat-treating the reaction solution in which the precipitate is formed to obtain a solid electrolyte: [Formula 1] A2S [Formula 2] AX wherein A represents an alkali metal, and X represents an element of the halogen group.

Abstract: Provided is a method for manufacturing a synthetic gemstone from a body tissue of a person or an animal, the method including: extracting a biomaterial from the body tissue; manufacturing a raw material mixture by mixing the biomaterial with a gemstone material; and melting the raw material mixture to form a synthetic gemstone on a crystal seed.

Abstract: Provided are an anode for an all solid cell and a method of fabricating the same. The anode may include an anode current collector, a conductive material of which one end contacts a part of the anode current collector, a conductive coating layer surrounding the conductive material, an anode active material which contacts the other end of the conductive material, and a solid electrolyte. The conductive coating layer may prevent the conductive material and the solid electrolyte from being electrically connected to each other.

Abstract: The present invention relates to a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries. The a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries includes a compound with an argyrodite-type crystal structure represented by the following Formula 1: LiaPSbNcXd??[Formula 1] wherein 6?a?7, 3<b<6, 0<c?1, 0<d?2, and each X is the same or different halogen atom selected from the group consisting of chlorine (Cl), bromine (Br), and iodine (I).

Abstract: The present invention relates to a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries. The a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries includes a compound with an argyrodite-type crystal structure represented by the following Formula 1: LiaPSbNcXd??[Formula 1] wherein 6?a?7, 3<b<6, 0<c?1, 0<d?2, and each X is the same or different halogen atom selected from the group consisting of chlorine (Cl), bromine (Br), and iodine (I).

Abstract: The present invention provides a spread type processed food using foie gras (duck liver, goose liver) and chicken breasts, a composition thereof and a method for manufacturing the same, and more particularly, a spread type processed food using foie gras and chicken breasts, which is manufactured using foie gras and chicken breasts in a spread form such as butter or jam that can be simply spread on a preferred food such as bread and easily eaten, wherein fishy smell and peculiar smell (odor) of foie gras are effectively removed to allow people of all ages and both sexes to easily eat without repulsion, and the processed food is rich in protein and contains diverse vitamins to promote brain development of growing children and protect various diseases, thereby planning promotion of public health, as well as a composition thereof and a method for manufacturing the same.

Abstract: The present invention relates to a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries. The a nitrogen-doped sulfide-based solid electrolyte for all-solid batteries includes a compound with an argyrodite-type crystal structure represented by the following Formula 1: LiaPSbNcXd??[Formula 1] wherein 6?a?7, 3?b?6, 0?c?1, 0?d?2, and each X is the same or different halogen atom selected from the group consisting of chlorine (Cl), bromine (Br), and iodine (I).

Abstract: The present invention relates to a method of operating a smart mattress system for preventing snoring which can stop snoring of a user, wherein an air mattress and an air pillow interlock with a user terminal so that a user can easily control the air mattress and the air pillow.

Abstract: The present invention relates to a smart mattress system for preventing snoring of a user, wherein a sleep posture of the user is determined and pressure of an air mattress and pressure of an air pillow are adjusted depending on the sleep posture of the user, whereby snoring of the user is stopped.