Abstract: Disclosed are an aerosol generating device including a heater that heats an aerosol generating material; a battery that supplies power to the heater; a sensor that senses puffs of aerosol; and a controller that determine a power profile based on a time interval between the puffs of the user and controls power to be supplied to the heater according to the determined power profile, and an operation method thereof.

Abstract: The present invention relates to an air foil journal bearing including a bump foil having a plurality of elastic bumps and provided and coupled inside a bearing housing, a mid-foil provided inside the bump foil, formed in a circumferential direction, and having at least one circumferential end coupled to the bearing housing, and a top foil provided inside the mid-foil, formed in the circumferential direction, and having at least one circumferential end coupled to the bearing housing, in which a stepped portion is formed as a radius of an inner peripheral surface of a partial circumferential region of the mid-foil is smaller than a radius of an inner peripheral surface of the remaining region, such that an additional pressure is generated in a section in which a maximum positive pressure is applied when a rotor rotates at low speed, such that the rotor may float at a relatively low rotational speed, and friction and vibration between the rotor and the top foil may be reduced.

Abstract: A resin composition for molding includes a polyarylene thioether resin having a constant ? of 0.8 or greater determined by the Mark-Houwink equation represented by Equation 1: ?=K×M?. In Equation 1, ? is the intrinsic viscosity, M is the molecular weight, and K and ? are constants.

Abstract: An aerosol generating article includes a front-end plug configured to introduce external air into the aerosol generating article, a tobacco medium portion including a tobacco material in the form of granules, and a filter unit arranged at a position opposite the front-end plug across the tobacco medium portion, wherein the tobacco material has a pH value of 7 to 11.

Abstract: A sound control device and a method for controlling the sound control device in a vehicle. The method comprises obtaining an error signal indicating residual noise in the vehicle, and an audio signal; calculating magnitudes of low frequency components of the error signal; adjusting magnitudes of low frequency components of the audio signal according to the magnitudes of the low frequency components of the error signal; and outputting the adjusted audio signal through a speaker.

Abstract: A laser integrated machining system for a stator assembly, includes: a frame including rails extending a predetermined length; a fixing unit seated on the rails, reciprocating in a longitudinal direction of the rails, and configured to fix a stator assembly having a large number of hairpins inserted therein; and an alignment jig including a rotator configured to rotate the fixed stator assembly.

Abstract: The disclosure relates to a method and an apparatus for determining a lane centerline network.

Abstract: An aerosol generating device includes a first cartridge configured to accommodate a first smokable material and comprising a delivery hole through which an aerosol generated from the first smokable material is delivered; a second cartridge comprising a plurality of chambers for accommodating a second smokable material through which the aerosol delivered from the first cartridge passes, and movably coupled to the first cartridge such that a position of the second cartridge with respect to the first cartridge is changeable; a magnetic body arranged in one of the second cartridge and the first cartridge; and an electromagnet arranged in the other of the second cartridge and the first cartridge to face the magnetic body, and configured to generate magnetism toward the magnetic body such that one of the plurality of chambers is aligned with the delivery hole to form a flow path to a mouthpiece.

Abstract: Provided is a semiconductor device. The semiconductor device includes a floating gate disposed on a substrate; a memory gate disposed on the floating gate; a first spacer disposed sidewalls of the floating gate and the memory gate, and an upper surface of the substrate; a second spacer disposed on the first spacer; a select high-k film disposed on a first portion of a sidewall of the first spacer between the substrate and the second spacer; and a select gate disposed on a second portion of the sidewall of the first spacer between the substrate and the second spacer. A width of a portion of the first spacer is reduced as a distance to the substrate decreases, and the portion of the first spacer is disposed between the substrate and the second spacer.

Abstract: A battery can include an electrode assembly, a battery housing, a terminal and a cap. The electrode assembly can have a first electrode, a second electrode and a separator between the first electrode and the second electrode. Each of the first electrode and the second electrode can have a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material. The battery housing can have a first end with a first opening and a second end with a second opening opposite the first end. The terminal can be electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end.

Abstract: A light emitting device including a first LED sub-unit having a thickness in a first direction, a second LED sub-unit disposed on a portion of the first LED sub-unit in the first direction, each of the first and second LED sub-units comprising a first-type semiconductor layer, a second-type semiconductor layer, and an active layer, a reflective electrode disposed adjacent to the first LED sub-unit and electrically connected to the first-type semiconductor layer of the first LED sub-unit, and a first ohmic electrode forming ohmic contact with the second-type semiconductor layer of the first LED sub-unit, in which the active layer of the first LED sub-unit is configured to generate light, includes AlxGa(1-x-y)InyP (0?x?1, 0?y?1), and overlaps the active layer of the second LED sub-unit in the first direction, and the active layer of the second LED sub-unit includes the same material as the active layer of the first LED sub-unit.

Abstract: An aerosol generating device includes an aerosol delivering device including a first cartridge in which a first material for generating an aerosol is accommodated, and a second cartridge rotatably coupled to the first cartridge, configured to accommodate a second material, and arranged such that an aerosol generated from the first material passes through the second material, and an atomizer that is connected to the first cartridge and configured to generate the aerosol by atomizing the first material and deliver the aerosol to the second cartridge.

Abstract: A battery, includes an electrode assembly having a first electrode, a second electrode and a separator, wherein each of the first electrode and the second electrode has a first portion including an active material corresponding to the separator, and a second portion exposed beyond the separator and not coated with the active material; a battery housing having a first end with a first opening and a second end with a second opening opposite the first end, the battery housing accommodating the electrode assembly through the second opening at the second end and electrically connected to the second portion of the second electrode; a terminal electrically connected to the second portion of the first electrode and exposed out of the battery housing through the first opening of the battery housing at the first end; and a cap covering and sealing the second opening at the second end of the battery housing.

Abstract: A battery can include an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode. The first electrode can have a pair of first sides and a pair of second sides extending between the pair of first sides, a first portion including an active material extending between the pair of first sides, and a second portion extending between the pair of first sides and exposed beyond the separator along a winding direction. The battery can further include a battery housing having a first opening at a first end and a second end with a second opening opposite the first end, a first current collector including a support portion positioned on the electrode assembly, and a housing cover which seals the first opening.

Abstract: An electrode assembly includes a first electrode; a second electrode; and a separator, the first electrode, the second electrode, and the separator wound about an axis defining a core and an outer circumference of the electrode assembly. The first electrode has a pair of first sides and a pair of second sides, a first portion extending between the pair of first sides, and a second portion extending between the pair of first sides, the first portion being coated with an active material, and at least a part of the second portion includes an electrode tab. The second portion includes a first part adjacent to the core of the electrode assembly, a second part adjacent to the outer circumference of the electrode assembly, and a third part between the first part and the second part. The first or second part has a smaller height than the third part.

Abstract: A battery can include an electrode assembly having a first electrode, a second electrode and a separator. The first electrode can include a first active material region coated with an active material layer along a winding direction and a first uncoated region not coated with the active material layer, and at least part of the first uncoated region used as an electrode tab. The battery can further include a first current collector coupled to at least part of the first uncoated region on the electrode assembly, a battery housing to accommodate the electrode assembly and the first current collector, and an insulator between an inner surface of the battery housing facing the first uncoated region or the first current collector and the first uncoated region or the first current collector to block the electrical connection between the first uncoated region and the battery housing.

Abstract: An electrode catalyst is configured such that non-noble metal particles, noble metal particles or nitride-doped noble metal particles are supported on a carbon support, wherein the carbon support has a 2D planar crystal structure or a 3D polyhedral crystal structure and is doped with nitrogen, thereby exhibiting increased catalytic activity.

Abstract: A battery includes an electrode assembly including a first electrode, second electrode, and a separator between the first electrode and the second electrode, the first electrode including a first region coated with an active material and a second region at a first side and adjacent to the first region, the second region being exposed beyond the separator, and at least part of the second region is an electrode tab; a housing including a first end with a first opening, the housing accommodating the electrode assembly; a first current collector including an edge portion on the electrode assembly, a second region coupling portion extending from the edge portion and coupled with the second region, and a terminal coupling portion spaced apart from the second region coupling portion; and a terminal coupled with the terminal coupling portion.

Abstract: An electrode assembly, a battery, and a battery pack and a vehicle including the same are provided. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes a first portion coated with an active material and a second portion at a first side and adjacent the first portion, the second portion being exposed beyond the separator along a first axial direction of the electrode assembly. A part of the second portion is bent in a radial direction of the electrode assembly forming a first surface region including stacked layers of the second portion, and in a partial region of the first surface region, a number of the stacked layers of the second portion is 10 or more in the in the first axial direction.

Abstract: A display device includes: a substrate; a first electrode on the substrate; a bank layer on the first electrode; an organic light-emitting layer on the first electrode; a second electrode on the organic light-emitting layer and the bank layer; a high-refractive lens on the second electrode and having a refractive index higher than a refractive index of a material that overlaps the first electrode and contacts a side surface of the high-refractive lens; a display panel including an encapsulation member that is on the high-refractive lens; and an optical path adjustment film on the display panel. The optical path adjustment film includes a plurality of protruding patterns on the encapsulation member and a cover layer in spaces between adjacent protruding patterns from among the plurality of protruding patterns. A refractive index of each of the protruding patterns is smaller than a refractive index of the cover layer.