Abstract: An apparatus for measurement of an electrocardiogram signal using wireless communications includes a submodule measuring a first signal by a heartbeat signal provided via a first electrode when a flag signal is wirelessly received, and a main module wirelessly transmitting the flag signal according to a predetermined sampling period, and measuring a second signal by a heartbeat signal provided through a second electrode. The main module is configured to synchronize a measurement time of the second signal with a measurement time of the first signal by measuring the second signal in consideration of a wireless transmission time of the flag signal.

Abstract: A biosensor for detecting an influenza A virus in a sample is disclosed, which includes: an influenza A virus antibody immobilized on a surface of Au—Fe3O4 composite; where the antibody binds with the influenza A virus in the sample, which converts 4-methylumbelliferyl-N-acetyl-?-D-neuraminic acid (MUNANA) to 4-methylumbelliferone (4-MU), where the 4-MU emits green light at pH of 5.5-6.5; and wherein the 4-MU emits blue light at pH of 9.3-11.3. In the biosensor, 1,1?-oxalyldiimidazole chemiluminescence (ODI-CL) reagent may be utilized to emit the blue and green lights.

Abstract: An electronic device may include: a controller; a non-transitory computer-readable storage medium configured to store operation codes for causing the controller to perform operations; and a buffer configured to temporarily store data between a host device and the non-transitory computer-readable storage medium through control of the controller, wherein the operations comprise monitoring a foreground buffer usage rate of the buffer in response to a command of the host device and adjusting a foreground buffer capacity for the command in the buffer, based on the monitored foreground buffer usage rate.

Abstract: Disclosed are a bifunctional catalyst and a preparation method therefor, the bifunctional catalyst being suitable to produce high-value aromatic hydrocarbons by subjecting alkylaromatic hydrocarbons to a disproportionation/transalkylation/dealkylation reaction while suppressing aromatic loss or subjecting C8 aromatic hydrocarbons to an isomerization reaction while suppressing xylene loss.

Abstract: The present invention relates to a novel thieno[3,2-b]pyridine-5(4H)-one derivative compound, a preparation method thereof, and a use thereof. The novel thieno[3,2-b]pyridine-5(4H)-one derivative compound according to the present invention is synthesized via an aza-[3+3] cyclization addition reaction using BOP, wherein the compound is obtained by synthesizing a 4-arylthiophen-3-amine in which aryl groups such as 4-piperidyl-C6H4, 4-pyrrolidyl-C6H4, 4-MeOC6H4, 3,4,5-(MeO)3C6H4, C6H5, 4-C6H5C6H4, and 4-F3COC6H4 are introduced via a synthesis process by a bromination reaction, a hydrolysis reaction, a decarboxylation reaction, and a Suzuki coupling reaction of methyl 3-aminothiophene carboxylate, and by synthesizing 4-arylthiophen-3-amine and mono-methyl fumarate via a formal aza-[3+3] cyclization addition reaction using BOP and conjugation.

Abstract: A method for decommissioning a nuclear facility includes: separating a nuclear reactor pressure vessel from biodegradable concrete; decommissioning a concrete structure; covering the biodegradable concrete; and decommissioning the biodegradable concrete.

Abstract: The present disclosure relates to a damper dial for a vehicle air vent and prevents a manipulation force from increasing even when a dial fixture in which a dial body is rotatably installed is deformed by an impact generated while a vehicle is being operated such that the inner wall surfaces of the dial fixture are displaced toward the dial body.

Abstract: Disclosed are a catalyst and a preparation method therefor, the catalyst being able to maintain a high production yield of C8 aromatic hydrocarbons in the process of converting a feedstock containing alkyl aromatics to C8 aromatic hydrocarbons such as mixed xylene through disproportionation/transalkylation/dealkylation while reducing a content of ethylbenzene in the products.

Abstract: A Carbon NanoTube (CNT) composite electrode includes a lower electrode having a through-hole formed therein, and configured to be attached to the skin of a subject body to detect a biosignal, an upper electrode provided on one surface of the lower electrode to form an enclosed space between the lower electrode and the upper electrode, and configured to receive the biosignal detected by the lower electrode, and an air discharge portion formed in at least one of the lower electrode and the upper electrode, and discharging air present in the enclosed space and the through-hole externally so as to be configured to allow the upper electrode and the lower electrode to be attached to the skin of the subject body via vacuum suction.

Abstract: Provided herein may be a memory system and a method of operating the memory system. The method includes: allocating a first buffer region to a first workload group; allocating a second buffer region to a second workload group; monitoring a first workload group latency and a second workload group latency; and dynamically adjusting a memory space of each of the first and second buffer regions based on a result of the monitoring.

Abstract: Provided is a 2-cyanopyrimidin-4-yl carbamate or urea derivative or pharmaceutically acceptable salt thereof, a process for the preparation thereof, and a pharmaceutical composition comprising the same. The 2-cyanopyrimidin-4-yl carbamate or urea derivative or pharmaceutically acceptable salt thereof selectively inhibits cathepsin K and therefore can be usefully applied for preventing or treating osteoporosis.

Abstract: The present invention relates to an organic-inorganic adhesive composition, a gas barrier film comprising the same, and a method for producing the same. More particularly, the present invention can provide an organic-inorganic adhesive composition capable of improving the adhesion between an inorganic gas barrier layer and various organic materials constituting a device; a gas barrier film which has excellent gas barrier properties even with a simple two-layer structure of an inorganic layer and an organic-inorganic adhesive layer without a surface treatment or an undercoating layer on a substrate, and in which the organic-inorganic adhesive layer improves adhesion between the inorganic layer of the gas barrier film and the organic materials constituting the device, thereby exhibiting excellent adhesion properties, and a method for producing the same.

Abstract: Disclosed are a novel recombinant transition vector for increasing expression of a foreign protein in a native form without fusion partners, and a method for mass production of a foreign target protein using the same. The recombinant transition vector according to the present disclosure may allow a large amount of a foreign target protein with a high therapeutic and prophylactic value to be expressed in an insect cell. In particular, the vector may increase the expression of the foreign target protein in an own form thereof, not fused with other fusion partners. Therefore, the use of the recombinant transition vector may produce useful proteins such as antigens in insect cells at low cost and high efficiency.

Abstract: Provided herein may be a storage device and a method of operating the same. The storage device for additionally securing an over-provisioning area may include at least one memory device, each including first memory blocks and second memory blocks, and a memory controller configured to store system data, stored in the first memory blocks of the at least one memory device, in the second memory blocks when a size of a residual space in a memory area of the at least one memory device is less than a threshold.

Abstract: A method detects a target material in a sample, and includes: providing an aptasensor having a first aptamer capable of binding with hemin; a second aptamer capable of binding with the target material; and a nucleotide linker connecting the first aptamer and the second aptamer, adding hemin to the sample, contacting the aptasensor with the sample including hemin to bind the first aptamer with hemin and the second aptamer with the target material; adding a substrate for 1,1?-oxalyldiimidazole (ODI) chemiluminescence (CL), and measuring intensity of CL.

Abstract: A battery cell includes an electrode assembly and a battery case. The electrode assembly includes a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode. The battery case includes an upper case and a lower case, at least one of the upper case and the lower case being provided with a receiving part, in which the electrode assembly is mounted. One end of each of electrode tabs extending from electrode plates of the electrode assembly is coupled to a corresponding end of an electrode lead, which protrudes outward from the battery case. The electrode lead is provided with at least one notch part configured to rupture in response to expansion deformation of the battery case when the pressure in the battery cell increases to achieve the electrical cutoff of the battery.

Abstract: An operating method for a data storage device includes providing a nonvolatile memory device including a plurality of pages; segmenting an address map which maps a logical address provided from a host device and a physical address of the nonvolatile memory device, by a plurality of address map segments according to a segment size that is set depending on a quality of service time allowed to process a request of the host device and an unprocessed workload; and flushing at least one of the address map segments in the nonvolatile memory device after processing the unprocessed workload.

Abstract: The present disclosure relates to a method for sealing a pouch casing of a pouch-type secondary battery, which includes the steps of: a receiving step in which an electrode assembly is received in an inner space formed between an upper pouch and a lower pouch; and a sealing step in which a first pressure is applied to an outer circumferential sealing portion, where the upper pouch and the lower pouch are sealed, in the longitudinal direction, and then the pressure is relieved, wherein the sealing step is carried out by applying external force to the upper pouch in the upward direction and to the lower pouch in the downward direction, or by applying a second pressure working in perpendicular to the first pressure to the sealing portion from the inner part of the pouch casing in a direction toward the outside.

Abstract: An electronic device may include: a controller; a non-transitory computer-readable storage medium configured to store operation codes for causing the controller to perform operations; and a buffer configured to temporarily store data between a host device and the non-transitory computer-readable storage medium through control of the controller, wherein the operations comprise monitoring a foreground buffer usage rate of the buffer in response to a command of the host device and adjusting a foreground buffer capacity for the command in the buffer, based on the monitored foreground buffer usage rate.

Abstract: The present invention provides a production method of copper-carbon nanofibers, which can realize oxidation-resistant characteristics and process simplification, the production method comprising the steps of: forming a metal precursor-organic nanofiber comprising a metal precursor and an organic substance; and forming a metal-carbon nanofiber by performing a selective oxidation heat treatment to the metal precursor-organic nanofiber so as to simultaneously oxidize carbon of the organic substance and reduce the metal precursor to a metal, wherein the metal has a lower oxidation resistance than the carbon; the selective oxidation heat treatment is performed through a singly heat treatment step, not a plurality of heat treatment steps; and metal-carbon nanofibers with different structures may be formed according to the amount of partial oxygen pressure under which the selective oxidation heat treatment is performed.