Abstract: An accessory for a portable device including: a coupling unit attachable to one surface of a portable device or one surface of a casing that surrounds the portable device; an elastic transformation member connected to the coupling unit; and a cover unit connected to the elastic transformation member and configured such that a distance between the cover unit and the coupling unit is increased or decreased in accordance with elastic transformation of the elastic transformation member. The elastic transformation member includes: a first cone-shaped part disposed close to the coupling unit and having a side surface formed as a convex curved surface; a second cone-shaped part disposed close to the cover unit and having a side surface formed as a convex curved surface; and a connecting part configured to connect the first cone-shaped part and the second cone-shaped part.

Abstract: The present invention provides a handpiece assembly, including: a handpiece; a fluid tube connected to the handpiece and formed to allow fluid to flow therein; and a swing arm formed to support the fluid tube and be bent in a bending direction as the handpiece is pulled, in which the swing arm include: a continuous member formed to extend continuously along a longitudinal direction; and a plurality of individual members coupled to the continuous member and distinct from each other, and a pair of adjacent individual members of the plurality of individual members defines a separation space to allow the bending of the continuous member along the bending direction, and a dental unit chair including the same.

Abstract: A method for detecting anomalies in a swarm system comprises: collecting first movement data from multiple vehicles moving as a swarm in a first scenario; generating first training data based on positioning data and second training data based on multi-channel inertial sensor data from the first movement data; training a first learning model using the first training data and multiple second learning models using the second training data for each vehicle; receiving real-time second movement data from vehicles moving as a swarm in a second scenario; generating first input data based on positioning data from the second movement data; inputting the first input data into the first learning model to detect abnormal vehicles in real-time; generating second input data for abnormal vehicles based on inertial sensor data from the second movement data; and inputting the second input data into the corresponding second learning model to identify abnormal channels in the inertial measurement unit of abnormal vehicles.

Abstract: An electric aircraft according to an embodiment of the present invention comprises: a fuselage equipped with a power means, a front spar and a rear spar extending from the fuselage to an end of a wing, and a plurality of ribs extending from the rear spar to the front spar and coupled to the front spar and the rear spar, in which a plurality of solid state batteries are mounted in a plurality of individual spaces partitioned by the front spar, the rear spar, and the plurality of ribs, respectively, and the front spar and the rear spar are used as members for serial connection of the plurality of solid state batteries, and the plurality of ribs are used as members for parallel connection of the plurality of solid state batteries.

Abstract: An electric aircraft according to an embodiment of the present invention comprises: a fuselage equipped with a power means, a front spar and a rear spar extending from the fuselage to an end of a wing, and a plurality of ribs extending from the rear spar to the front spar and coupled to the front spar and the rear spar, in which a plurality of solid state batteries are mounted in a plurality of individual spaces partitioned by the front spar, the rear spar, and the plurality of ribs, respectively, and the front spar and the rear spar are used as members for serial connection of the plurality of solid state batteries, and the plurality of ribs are used as members for parallel connection of the plurality of solid state batteries.

Abstract: Provided is a shoe sole having a structure in which a polyhedral hollow cell made of a synthetic resin, configured as a polyhedron, and having an empty space formed therein is bonded with other polyhedral hollow cells by a hot melt adhesive part, wherein the hot melt adhesive part is provided between the multiple polyhedral hollow cells so that no voids are formed therebetween, and a plane structure of the polyhedral hollow cells bonded with each other has a shape of a human sole.

Abstract: Disclosed are a novel monofunctional polyethylene glycol (PEG) and derivatives thereof. More particularly, one terminal of each of the monofunctional polyethylene glycol and derivatives thereof is modified with a tertiary alkoxy group.

Abstract: Disclosed are a novel monofunctional polyethylene glycol (PEG) and derivatives thereof. More particularly, one terminal of each of the monofunctional polyethylene glycol and derivatives thereof is modified with a tertiary alkoxy group.

Abstract: Provided is a shoe sole having a structure in which a polyhedral hollow cell made of a synthetic resin, configured as a polyhedron, and having an empty space formed therein is bonded with other polyhedral hollow cells by a hot melt adhesive part, wherein the hot melt adhesive part is provided between the multiple polyhedral hollow cells so that no voids are formed therebetween, and a plane structure of the polyhedral hollow cells bonded with each other has a shape of a human sole.

Abstract: The present invention relates to a single-nucleotide polymorphism (SNP) for determining genotypes specific to the regions from which VHSV has been isolated, to PNA for identifying same and a method for identifying, by using same, the single-nucleotide polymorphism (SNP) for determining genotypes specific to the regions from which VHSV has been isolated and, more specifically, to PNA and a kit capable of detecting the single-nucleotide polymorphism mutations of C755A and A756G of the VHSV G-protein by using PNA comprising a sequence of SEQ ID NO: 1. The present invention enables an easy, rapid and accurate identification of genotypes specific to the regions from which VHSV has been isolated, by using PNA having an excellent binding affinity to DNA so as to make each genotype exhibit a different melting temperature.

Abstract: A vacuum sample chamber for a particle and optical device includes on one surface thereof, an aperture through which a particle beam to be focused along an optical axis of particles such as electrons, ions and neutral particles is incident; and on the opposite surface thereof, a detachable sample holder through which light penetrates, thereby enabling a sample to be observed and analyzed by means of the particle beam and light. A sample chamber is capable of reducing observation time by maintaining a vacuum therein even when a sample is put into or taken out from a sample chamber of an electron microscope or focused ion beam observation equipment, and capable of obtaining an optical image on the outside thereof without inserting a light source or an optical barrel into the sample chamber. A light-electron fusion microscope comprising the sample chamber.

Abstract: The present invention relates to a particle beam mass spectrometer and particle measurement method by means of same. More particularly, the present invention relates to a particle beam mass spectrometer including: a particle focusing unit focusing a particle beam induced by gas flow; an electron gun forming a charged particle beam by accelerating thermal electrons to ionize the particle beam focused by the particle focusing unit; a deflector deflecting the charged particle beam according to kinetic energy to charge ratio; and a sensing unit measuring a current induced by the deflected charged particle beam, wherein the deflector includes at least one particle beam separation electrode provided at each of opposite sides with respect to a progress axis of the charged particle beam before being deflected.

Abstract: The present invention relates to a particle beam mass spectrometer and particle measurement method by means of same. More particularly, the present invention relates to a particle beam mass spectrometer including: a particle focusing unit focusing a particle beam induced by gas flow; an electron gun forming a charged particle beam by accelerating thermal electrons to ionize the particle beam focused by the particle focusing unit; a deflector deflecting the charged particle beam according to kinetic energy to charge ratio; and a sensing unit measuring a current induced by the deflected charged particle beam, wherein the deflector includes at least one particle beam separation electrode provided at each of opposite sides with respect to a progress axis of the charged particle beam before being deflected.

Abstract: Methods and apparatus for generating a standard pattern for data signals from a set of multiple data signals are provided. The standard pattern consists of a signal length, a centerline, an upper limit, and a lower limit. One of methods comprises, receiving first and second data signals, determining a standard pattern length for each of the first and second data signals, sampling each of the first and second data signals by as much as the determined standard pattern length, aligning the sampled first and second data signals, and generating a standard pattern for the first and second data signals by overlapping the aligned first and second data signals, wherein the generated standard pattern is a standard pattern having reflected thereinto upper and lower limit ranges that are determined using levels of the aligned first and second data signals.

Abstract: A vacuum sample chamber for a particle and optical device includes on one surface thereof, an aperture through which a particle beam to be focused along an optical axis of particles such as electrons, ions and neutral particles is incident; and on the opposite surface thereof, a detachable sample holder through which light penetrates, thereby enabling a sample to be observed and analyzed by means of the particle beam and light. A sample chamber is capable of reducing observation time by maintaining a vacuum therein even when a sample is put into or taken out from a sample chamber of an electron microscope or focused ion beam observation equipment, and capable of obtaining an optical image on the outside thereof without inserting a light source or an optical barrel into the sample chamber. A light-electron fusion microscope comprising the sample chamber.

Abstract: The present invention relates to a single-nucleotide polymorphism (SNP) for determining genotypes specific to the regions from which VHSV has been isolated, to PNA for identifying same and a method for identifying, by using same, the single-nucleotide polymorphism (SNP) for determining genotypes specific to the regions from which VHSV has been isolated and, more specifically, to PNA and a kit capable of detecting the single-nucleotide polymorphism mutations of C755A and A756G of the VHSV G-protein by using PNA comprising a sequence of SEQ ID NO: 1. The present invention enables an easy, rapid and accurate identification of genotypes specific to the regions from which VHSV has been isolated, by using PNA having an excellent binding affinity to DNA so as to make each genotype exhibit a different melting temperature.

Abstract: The present invention relates to a polyethylene glycol hydrogel injection, and, more particularly, to an injection to be administered into a joint (a synovial joint cavity) for the improvement of symptoms of arthritis by containing two separate buffer solutions, wherein a solution (1) contains a polyethylene glycol derivative with an electrophilic functional group and a buffer of pH 3.5 to 6, and a solution (2) contains a polyethylene glycol derivative with a nucleophilic functional group, hyaluronic acid, and a buffer of pH 7.5 to 11. The injection of the present invention is highly biocompatible and long-lasting in the joint, showing the efficacy of pain relief, cartilage protection, and inhibition of inflammation, thus offering the effective prevention and treatment of arthritis.

Abstract: A method of controlling solar panels in a solar propelled aircraft which has a wing having solar cell modules mounted therein. The solar propelled aircraft includes: first solar cell modules which are positioned in a main wing or a tail wing of the aircraft and receive solar energy directly from the sun; second solar cell modules which are positioned in a main wing or a tail wing of the aircraft and supplied with directed energy from the earth; and rotating shafts which rotate the first solar cell modules and the second solar cell modules so that the first solar cell modules and the second solar cell modules correspond to each other in both directions. The first solar cell module at the upper surface obtains solar energy from the sun, and the second solar cell module at the lower surface obtains directed energy transferred from the earth.

Abstract: Methods and apparatus for generating a standard pattern for data signals from a set of multiple data signals are provided. The standard pattern consists of a signal length, a centerline, an upper limit, and a lower limit. One of methods comprises, receiving first and second data signals, determining a standard pattern length for each of the first and second data signals, sampling each of the first and second data signals by as much as the determined standard pattern length, aligning the sampled first and second data signals, and generating a standard pattern for the first and second data signals by overlapping the aligned first and second data signals, wherein the generated standard pattern is a standard pattern having reflected thereinto upper and lower limit ranges that are determined using levels of the aligned first and second data signals.