Abstract: A disclosed polymer thin film includes a cationic polymer having a hydrolyzable side chain. The polymer thin film has a surface potential of 1 mV to 50 mV. A hydrolysis efficiency of the cationic polymer is 30% or more after reaction at 50° C. for one hour. The cationic polymer is dissolved to three-dimensionally capture nucleic acids, and releases the nucleic acids through hydrolysis. Thus, nucleic acid capturing-releasing efficiency can be improved.

Abstract: Provided are a method and device for providing an in-vehicle interface. The method may provide a first interface before driving of a vehicle, a second interface after the driving of the vehicle starts, and a third interface after completion of the driving of the vehicle.

Abstract: Provided is a data transmission system using a carrier aggregation. The data transmission system may assign a radio resource based on a correspondence relationship between a downlink and an uplink, and may transmit data using the assigned radio resource.

Abstract: The liquefied gas storage tank includes a primary barrier, a primary insulation wall, a secondary barrier, and a secondary insulation wall. In a state where unit elements are arranged adjacent to each other, each of the unit elements being formed by stacking the secondary insulation wall, the secondary barrier, and a fixed insulation wall which is a part of the primary insulation wall, the primary insulation wall may comprise: a connection insulation wall provided in the space between the adjacent fixed insulation walls; first slits formed between the fixed insulation walls and the connection insulation wall when the connection insulation wall is inserted and installed between the adjacent fixed insulation walls; a plurality of second slits formed in a lengthwise direction and a widthwise direction of the fixed insulation walls; and a first insulating filler material for filling the first slits.

Abstract: Provided is a heater for an aerosol-generating device including a first electrically conductive pattern configured to perform heating and a second electrically conductive pattern arranged in parallel with the first electrically conductive pattern. The first electrically conductive pattern and/or the second electrically conductive pattern may include a material having a relatively small resistance temperature coefficient. Accordingly, a temperature increase rate of the heater may be greatly improved.

Abstract: Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with an enolate. Also provided is a reaction composition; a deuterated anthracene compound; and a composition containing the deuterated anthracene compound.

Abstract: An image sensor including: a substrate which includes a first surface and a second surface opposite each other; a plurality of pixels, each pixel including a photoelectric conversion layer in the substrate; a pixel separation pattern disposed in the substrate and separating the pixels; a surface insulating layer disposed on the first surface of the substrate; conductor contacts disposed in the surface insulating layer; and a grid pattern disposed on the surface insulating layer, wherein the pixel separation pattern includes a first portion and a second portion arranged in a direction parallel to the first surface of the substrate, and the conductor contacts are interposed between the first portion of the pixel separation pattern and the grid pattern and are not interposed between the second portion of the pixel separation pattern and the grid pattern.

Abstract: Disclosed are methods and apparatuses for transmitting data using a random access procedure in a communication system. An operation method of a terminal in a communication system includes transmitting a first MsgA including an RA preamble #i and a payload to a base station; receiving, from the base station, a MsgB including information indicating that an RA preamble #k is reserved; and transmitting a second MsgA including the RA preamble #k and data to the base station in a preamble reservation period associated with the RA preamble #k.

Abstract: Disclosed are an apparatus for distributing power of an electric vehicle and a method thereof capable of optimally improving the energy consumption efficiency of the electric vehicle by predicting a vehicle speed for a predetermined time using a learned vehicle speed prediction model, determining wheel power based on the vehicle speed, and distributing the wheel power to a front wheel drive motor and a rear wheel drive motor. The apparatus includes a storage that stores a vehicle speed prediction model in which learning is completed, and a controller that predicts a vehicle speed for a preset time using the vehicle speed prediction model, determines wheel power based on the vehicle speed, and distributes the wheel power to a front wheel drive motor and a rear wheel drive motor.

Abstract: Provided are a method for preparing a polyetherketoneketone and a polyetherketoneketone prepared thereby, wherein, at the time of a polymerization reaction, nitrogen gas is blown into a liquid reaction medium while stirring, thereby quickly removing hydrochloric acid, which is a by-product generated during the reaction, and preventing aggregation of resin particles, thus suppressing the generation of scales.

Abstract: A two-way speaker includes: a frame having a space for accommodating parts; a yoke partitioning the space of the frame vertically and having a lower surface and a side wall; a first speaker unit disposed below the yoke and having a magnet, a top plate, a voice coil, and a diaphragm; a protector disposed below the first speaker unit and protecting the diaphragm; a second speaker unit disposed above the yoke and having a magnetic circuit and a flexible-printed coil membrane (F-PCM) diaphragm having a coil pattern formed on a polymer film; and a sound emission yoke attached to an upper surface of the second speaker unit.

Abstract: The present disclosure relates to a conjugated polyelectrolyte-grafted membrane, which is obtained by fixing a conjugated polyelectrolyte (CPE) capable of generating active oxygen under visible light irradiation to a membrane through crosslinking, and can remove contaminants in water, while reducing bio-fouling on the surface of the membrane, by generating active oxygen through a photocatalytic reaction of the conjugated polyelectrolyte (CPE), as well as to a method for manufacturing the same. The method for manufacturing a conjugated polyelectrolyte-grafted membrane includes the steps of: preparing a conjugated polyelectrolyte (CPE); coating a conjugated polyelectrolyte (CPE) on the surface of a membrane; and carrying out crosslinking of the conjugated polyelectrolyte (CPE) with the surface of the membrane.

Abstract: The disclosure relates to apparatus for measuring the thickness of a sealing portion of a secondary battery, and the apparatus includes a non-contact measuring part including a pair of sensors disposed to face each other, and a controller detecting thickness information of the sealing part of the secondary battery, the information being collected by the non-contact measuring part, wherein the non-contact measuring part is able to measure the thickness in a non-contact manner while interposing the sealing part of the secondary battery between the pair of sensors. Furthermore, the disclosure includes a method for measuring the thickness of the sealing part of the secondary battery by using the above-described pair of sensors.

Abstract: Provided is a novel compound capable of improving the luminous efficiency, stability and lifespan of a device, an organic electronic device using the same, and an electronic device.

Abstract: As an embodiment of the present disclosure, there is disclosed an aerosol generating device including: a heater configured to generate an aerosol by heating an aerosol generating substrate; a storage unit configured to store information regarding a first time period and a second time period for controlling a temperature of the heater; and a controller configured to control power supplied to the heater, wherein the controller, when the first time period time elapses after the temperature of the heater reaches the first target temperature, changes the temperature of the heater to a second target temperature for the second time period, and the sum of the first time period and the second time period is a time period in a preset change.

Abstract: A case opening apparatus is disclosed. In some implementations, the case opening apparatus may include a suction portion including a first suction portion configured to suction an upper portion of a case of a battery cell being in a folded state and a second suction portion configured to suction a lower portion of the case, and a rotation driving portion configured to open the inside of the case by rotating the first suction portion.

Abstract: An aerosol generation device having a differentiated heating function and an aerosol-generating article applied thereto are provided. The aerosol generation device according to some embodiments of the present disclosure may include a housing configured to form an accommodation space for accommodating an aerosol-generating article and a heater part configured to heat the aerosol-generating article accommodated in the accommodation space to generate an aerosol. Here, by including a first heating part configured to heat a first part of the aerosol-generating article from a first distance and a second heating part configured to heat a second part of the aerosol-generating article from a second distance longer than the first distance, the heater part can heat each part of the aerosol-generating article in a differentiated manner.

Abstract: Provided is a method for preparing a deuterated anthracene compound, the method including synthesizing a deuterated anthracene compound by reacting a halogenated benzene having at least one deuterium with a compound of Chemical Formula 1: wherein Ar1 is deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group; and Ar2 is hydrogen, deuterium, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group. Also provided are a reaction composition, a deuterated anthracene compound, and a composition containing the deuterated anthracene compound.

Abstract: A battery management apparatus includes a measuring unit configured to measure a voltage of a battery after discharge of the battery is terminated to a preset discharge termination voltage in every cycle, and a control unit configured to receive voltage information of the battery from the measuring unit in every cycle, calculate a first voltage deviation of the battery based on a preset first criterion voltage and the voltage of the battery, calculate a second voltage deviation between the first voltage deviation and a preset second criterion voltage in each cycle, and adjust the discharge termination voltage based on a criterion deviation set to correspond to a current cycle and the second voltage deviation calculated in the current cycle.

Abstract: A laser-based aerosol generation device and a heating method thereof are provided. The aerosol generation device according to some embodiments of the present disclosure may include an aerosol-generating article, a laser radiation part configured to radiate a laser and heat the aerosol-generating article to generate an aerosol, and a controller configured to control the laser radiation part. The controller may adjust a radiation area of the laser to precisely control heating of the aerosol-generating article, and accordingly, development of a burnt taste during smoking can be limited, and smoking satisfaction can be improved.