Abstract: The austenitic stainless steel containing niobium according to an exemplary embodiment of the present invention includes: 16 to 26 wt. % of chromium (Cr), 8 to 22 wt. % of nickel (Ni), 0.02 to 0.1 wt. % of carbon (C), 0.2 to 1 wt. % of niobium (Nb), 0.015 to 0.025 wt. % of titanium (Ti), 0.004 to 0.01 wt. % of nitrogen (N), and 0.5 to 2 wt. % of manganese (Mn), wherein the austenitic stainless steel containing niobium has an austenitic matrix structure, a fine niobium carbide and a fine titanium nitride are precipitated in the austenitic matrix structure, and the fine niobium carbide is uniformly dispersed in the austenitic matrix structure.

Abstract: A seat rail for a vehicle includes: a rail gap cover combined with a moving rail, and a slit cover combined with the rail gap cover to close the gap between a fixed rail and the moving rail regardless of movement of the moving rail, whereby it is possible to prevent foreign substances from entering into the fixed rail.

Abstract: A supported metal catalyst and a method of forming the same is provided. The supported metal catalyst according to embodiments of the present invention is formed by a method comprising supporting a metal on a support and treating the support supporting the metal with an acid. The method of forming a supported metal catalyst according to embodiments of the present invention comprises supporting a metal on a support and treating the support supporting the metal with an acid.

Abstract: An armrest apparatus for a vehicle includes: a lower arm located on a side surface of a seat and configured to rotate with respect to the seat by power of a lower arm motor; and an upper arm extending along a lengthwise direction of the lower arm and configured to rotate with respect to the lower arm by power of an upper arm motor.

Abstract: A multifunction footrest apparatus for a vehicle is provided in a space in which a passenger seat is positioned so as to be movable in a front-rear direction. The multifunction footrest apparatus may be inserted into and housed in a lower space under a dashboard including a glove box, and it may perform a massage and an acupressure for calves and soles of a back seat passenger by using a lower door including a first massage device and an upper door including a second massage device and an acupressure plate.

Abstract: The present invention relates to a pyrrolo-pyridine derivative compound, a method for preparing the same, and a pharmaceutical composition containing the same as an active ingredient for the prevention or treatment of protein kinase-related diseases. A compound represented by chemical formula 1, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, according to the present invention, has excellent inhibitory activity against various protein kinases including DYRK1A, and therefore, the pharmaceutical composition containing the same as an active ingredient can be favorably used in the treatment or prevention of protein kinase-related diseases. Particularly, the pharmaceutical composition can be effectively used in the prevention, treatment, or alleviation of Alzheimer's disease, dementia, or Alzheimer's dementia.

Abstract: The present invention relates to a vaccine composition comprising a Staphylococcus aureus attenuated enterotoxin protein and cytotoxin protein, and more particularly to a Staphylococcus aureus enterotoxin protein, a Staphylococcus aureus cytotoxin protein, a vaccine composition for prevention of bovine mastitis, comprising the Staphylococcus aureus enterotoxin protein and Staphylococcus aureus cytotoxin protein and a method for preventing bovine mastitis comprising administering the vaccine composition to a bovine.

Abstract: A micro-grid system with a power supply is disclosed according to one embodiment of the present invention. The micro-grid system with a power supply, according to one embodiment of the present invention, comprises: a first node having AC power applied thereto from a bus system; a first generator for applying DC power to a second node; a first load for receiving the AC power by being connected to a third node; a second load for receiving the DC power by being connected to the second node; a third load for receiving the AC power by being connected to a fourth node; a first converter for converting the DC power of the second node to AC power, and outputting same; a second converter for converting the DC power of the second node to AC power, and outputting same; and a switch unit for, according to the statuses of the first converter and the second converter, regulating the connection relations between the first node, the third node, the fourth node, the first converter and the second converter.

Abstract: The austenitic stainless steel containing niobium according to an exemplary embodiment of the present invention includes: 16 to 26 wt. % of chromium (Cr), 8 to 22 wt. % of nickel (Ni), 0.02 to 0.1 wt. % of carbon (C), 0.2 to 1 wt. % of niobium (Nb), 0.015 to 0.025 wt. % of titanium (Ti), 0.004 to 0.01 wt. % of nitrogen (N), and 0.5 to 2 wt. % of manganese (Mn), wherein the austenitic stainless steel containing niobium has an austenitic matrix structure, a fine niobium carbide and a fine titanium nitride are precipitated in the austenitic matrix structure, and the fine niobium carbide is uniformly dispersed in the austenitic matrix structure.

Abstract: A method and an apparatus for controlling a waiting time related to determination of a radio link failure in a wireless communication system are provided. The method includes receiving a message from a network, if a first timer for determination of the radio link failure is running and the message includes timer information related to the waiting time, starting a second timer related to the waiting time based on the timer information, and if the second timer expires before expiration of the first timer, determining a channel situation of a serving cell as a situation of the radio link failure.

Abstract: An electronic apparatus includes a communicator configured to communicate with a plurality of external apparatus. A storage is configured to store situation information. A processor is configured to, based on a first utterance of a user, control a first operation corresponding to the first utterance to be carried out from among a plurality of operations related to the plurality of external apparatuses. Situation information corresponding to each of a plurality of situations where the first operation is carried out based on the first utterance is stored in the storage. Based on a second utterance of the user, a second operation is identified corresponding to the second utterance from among the plurality of operations based on the stored situation information, and the identified second operation is carried out.

Abstract: Provided are an organic electrolytic solution and a lithium battery including the organic electrolytic solution, wherein the organic electrolytic solution includes an organic solvent, a lithium salt, a borate compound represented by Formula 1 below, and an ionic metal complex represented by Formula 2 below: wherein R1, R2, and R3 are each independently a hydrogen; a C1-C5 alkyl group substituted or unsubstituted with a halogen; or a C1-C5 cyanoalkyl group substituted or unsubstituted with a halogen, at least one of the R1, R2, and R3 includes a cyanoalkyl group, Me is an element selected from the group consisting of transition metals and Groups 13 to 15 elements of the periodic table, M is a metal ion, a is an integer from 1 to 3, b is an integer from 1 to 3, s=b/a, p is an integer from 0 to 8, q is 0 or 1, r is an integer from 1 to 4, X1 and X2 are each independently O, S, or NR6, R4 and R6 are each independently a halogen, a C1-C5 alkyl group substituted or unsubstituted with a halogen, or a C1-C5 aryl

Abstract: The present disclosure according to at least one embodiment relates to, in the learning process of a child using smart toys, a method and system for providing an interactive service by using a smart toy, which provide more accurate classified emotional state of the child based on at least one or more sensed data items of an optical image, a thermal image, and voice data of the child, as well as adaptively provide a flexible and versatile interactive service according to classified emotions.

Abstract: A method of manufacturing a nut integrated with a bracket forms the nut formed integrally with the bracket or a slab base nut by using a plate material supplied between a punch and a die. The slab base nut includes a base plate and a boss extending from the base plate and including female-threads. The base plate and the boss are integrated into a single piece without welding trace.

Abstract: The present invention relates to 5G or pre-5G communication system for supporting a higher data transmission rate after 4G communication system such as LTE. The present invention provides a method for transmitting data on the basis of a measurement of a channel of an unlicensed band in a mobile communication system, the method comprising the procedures of: selecting a random number for backoff counting; determining whether to decrement the random number by 1; decrementing the random number by 1 on the basis of the determining; determining whether the channel is idle by measuring the channel; completing the backoff counting if the random number becomes 0; and transmitting data by means of the channel if the backoff counting is completed.

Abstract: The present invention relates to a real-time underground volatile organic compound leakage detection system and, more specifically, to a real-time underground volatile organic compound leakage detection system for minimizing contamination and allowing a rapid response by detecting beforehand in real time the spread of contamination in the soil and groundwater from environmental accidents due to leaks of oil, overflow oil and the like from the ground and underground storage tanks of a facility which is to be monitored for oils and harmful chemical substances comprising volatile organic compounds (VOCs).

Abstract: The present invention relates to a novel pyrrolo-pyrimidine derivative compound, a preparation method therefor, and a pharmaceutical composition comprising the same compound as an effective ingredient for preventing or treating a protein kinase-related disease. The compound represented by Chemical Formula 1 according to the present invention, an optical isomer thereof, or a pharmaceutically acceptable salt thereof, and a pharmaceutical composition comprising the same as an effective ingredient has outstanding inhibitory activity against LRRK2 kinase and against phosphorylation in the NIH-3T3 cell line, which is an LRRK2-expressing cell line, and NCC01 and 448T cell lines, which are both derived from patients with brain tumors. Verified to have inhibitory activity against various protein kinases in addition to LRRK2, the compound can find effective applications in the treatment or prevention of protein kinase-related diseases.

Abstract: A method of manufacturing a multilayer ceramic electronic component includes preparing a ceramic green sheet containing a ceramic powder and forming an internal electrode pattern on the ceramic green sheet using a conductive paste containing conductive metal particles and an additive. A ceramic laminate is formed by stacking the ceramic green sheets on which the internal electrode pattern is formed. A ceramic body including dielectric layers and internal electrodes is formed by sintering the ceramic laminate. An average number of conductive metal particles in the internal electrode pattern in a thickness direction is more than 2 and 5 or less.

Abstract: An example method of enriching a storage provider of a virtualized computing system with metadata managed by a container orchestrator executing in the virtualized computing system is described. The method includes detecting, by a metadata sync service executing as an extension of the container orchestrator, metadata that is included in a persistent volume-based (PV-based) object managed by the container orchestrator, the PV-based object referencing a persistent volume; and pushing, by the metadata sync service, the metadata to the storage provider to augment a storage volume object managed by the storage provider, the storage volume object referencing a storage volume backing the persistent volume.