Abstract: A bubble column reactor includes a reaction zone in which a reaction of a gaseous reactant is carried out in a liquid reaction medium, a first disengaging section provided above the reaction zone and into which a first effluent stream rising from the reaction zone is introduced, and a condensation zone provided above the first disengaging section. The bubble column reactor's condensation zone diameter is smaller than the diameter of the first disengaging section.

Abstract: A handpiece tip for refrigerant injection of an RF high frequency device for skin treatment including a refrigerant injection nozzle configured to inject a refrigerant for local anesthesia in a plane direction is provided. Also provided is a handpiece tip for refrigerant injection of an RF high frequency device configured such that a needle is inserted into a projecting piece of the skin, which is projected as the result of being suctioned by a skin adsorption contact unit, whereby the needle is located in a place at a position desired by an operator.

Abstract: An ultrasound imaging disclosure according to an embodiment of the present disclosure relates to an ultrasound imaging apparatus configured to irradiate ultrasonic waves to an object to which an ultrasonic contrast agent is administered, receive an echo signal reflected from the object, and analyze a contrast enhanced ultrasound image for the object, the ultrasound imaging apparatus including an image processor configured to set a region of interest in the ultrasound image, and generate a time intensity curve representing brightness of each frame of the ultrasound image within the set region of interest and a curve fitting model representing a tendency of the time intensity curve according to a predetermined mathematical model.

Abstract: A battery module system includes a cooling device, a battery module disposed on the cooling device, the battery module being in direct or indirect contact with the cooling device, a sensor attached to the battery module to sense a temperature of the battery module or gas generated from the battery module, a battery management system to output a switching on/off signal with reference to a sensing signal transmitted from the sensor; and an external short-circuiting device connected between the positive electrode and negative electrode of the battery module to induce an external short circuit of the battery module, the external short-circuiting device including: a resistor disposed on the cooling device, the resistor being in direct or indirect contact with the cooling device; and a switch to electrically connect or isolate the battery module to/from the resistor according to the switching on/off signal.

Abstract: A handpiece tip for refrigerant injection of an RF high frequency device for skin treatment including a refrigerant injection nozzle configured to inject a refrigerant for local anesthesia in a plane direction is disclosed. Also disclosed is a handpiece tip for refrigerant injection of an RF high frequency device configured such that a needle is inserted into a projecting piece of the skin, which is projected as the result of being suctioned by a skin adsorption contact unit, whereby the needle is located in a place at a position desired by an operator.

Abstract: A battery life prediction apparatus according to an embodiment disclosed herein includes a processor and memory having programmed thereon instructions that, when executed, are configured to cause the processor to obtain information about a charge end voltage of a battery corresponding to a charge protocol and predict a life of the battery corresponding to the charge protocol based on the information about the charge end voltage of the battery corresponding to the charge protocol.

Abstract: A battery module includes: a housing; a plurality of battery cells inside the housing, each of the battery cells having vents; and a fire-extinguishing sheet inside the housing and covering the vents of the battery cells. The fire-extinguishing sheet includes: a main body portion including a metal and accommodating a fire-extinguishing agent therein; and an insulating film covering first and second surfaces of the main body portion.

Abstract: A light emitting element includes a first electrode, a second electrode on the first electrode, an emission layer between the first electrode and the second electrode, and a hole transport region between the first electrode and the emission layer and including an amine compound represented by Formula 1, where at least one selected from R12, R23, and R34 is a substituted or unsubstituted methyl group.

Abstract: Embodiments provide a light emitting device that includes a first electrode, a second electrode facing the first electrode, and a plurality of functional layers disposed between the first electrode and the second electrode.

Abstract: The present disclosure relates to a light emitting element and an amine compound for the light emitting element, and the light emitting element of an embodiment includes a first electrode, a second electrode on the first electrode, and at least one functional layer between the first electrode and the second electrode, wherein an amine compound represented by Formula 1 is included in the at least one functional layer, thereby improving emission efficiency and element life of the light emitting element.

Abstract: A self-cleaning device comprises at least one first electrode disposed on a solid material layer, a first dielectric layer disposed on the first electrode, a hydrophobic layer disposed on the first dielectric layer, and at least one mechanical oscillation unit. Electrical oscillation for oscillating a droplet in a horizontal direction is generated by applying a first electric signal to the first electrode, thereby merging droplets formed on the hydrophobic layer, the mechanical oscillation unit moves the merged droplets in a specific direction or atomizes the merged droplets to remove the merged droplets by generating mechanical oscillation for oscillating the droplet in a vertical direction, and each of the droplets has a volume smaller than 3 ?l, and new droplet having a volume more than 3 ?l is generated by the merging.

Abstract: The present invention provides a Streptomyces sp. SNC087 strain (KCCM12505P) that is isolated from seawater and produces staurosporine, a method for producing staurosporine using the same, a method for culturing the same, and a pure culture medium of the same.

Abstract: Proposed is a flextensional low-frequency sound projector including a piezoelectric actuator including a piezoelectric stack formed by stacking piezoelectric element and generating vibration in a lengthwise direction in response to an electrical signal that is input, and a stave mounted on the piezoelectric actuator in such a manner as to encompass an outer surface of the piezoelectric actuator and generating the vibration in the lengthwise direction, which is generated by the piezoelectric actuator, as vibration in a lateral direction perpendicular to the outer surface of the piezoelectric actuator, wherein the stave activates two vibration modes that use different resonance frequencies. The flextensional low-frequency sound projector that utilizes two vibration modes results from improving an existing flextensional low-frequency sound projector that is driven in a single vibration mode and thus has a narrow frequency bandwidth.

Abstract: Disclosed is a film for a shrinkable label with improved transparency and stiffness in the film for a shrinkable label using a non-adhesive polyolefin-based material. The present invention is a film for a shrinkable label, the film including a skin layer, a core layer, and a seal layer, wherein the skin layer and the seal layer include 70 parts by weight to 90 parts by weight of a cyclic olefin resin and 10 parts by weight to 30 parts by weight of a linear low-density polyethylene, and the core layer includes 5 parts by weight to 25 parts by weight of a cyclic olefin resin, 60 parts by weight to 85 parts by weight of a propylene copolymer, and 1 part by weight to 20 parts by weight of a modifier.

Abstract: A system and method for manufacturing a secondary battery, in which air is suctioned in an opposite direction of a transfer direction inside a loading part to prevent a radical unit, which freely drops at an initial speed in the transfer direction, from colliding with the loading part, thereby reducing folding short defects that occur in a subsequent process. The system for manufacturing the secondary battery includes a transfer part configured to transfer a radical unit, a loading part configured to allow the radical unit transferred by the transfer part to drop in a direction of gravity so as to load the radical unit, and an intake part configured to suction air inside an inner space of the loading part from a side surface of the loading part.

Abstract: A deposition method may include: providing a structure to be deposited that includes a silicon oxide area and a silicon nitride area having different surface characteristics from each other; and performing an atomic layer deposition (ALD) process in a reactor provided with the structure to selectively form a silicon oxide layer on the silicon oxide portion between the silicon oxide portion and the silicon nitride portion. The ALD process may include: supplying a silicon precursor into the reactor to selectively adsorb the silicon precursor to a surface of the silicon oxide portion; purging the reactor; supplying an inhibitor material into the reactor to selectively adsorb the inhibitor material to a surface of the silicon nitride portion; purging the reactor; supplying an oxygen-containing source into the reactor; and purging the reactor.

Abstract: Self-cleaning device and method using electrical oscillation and mechanical oscillation are disclosed. The self-cleaning device comprises at least one first electrode disposed on a solid material layer, a first dielectric layer disposed on the first electrode, a hydrophobic layer disposed on the first dielectric layer and at least one mechanical oscillation unit. Here, electrical oscillation for oscillating a droplet in a horizontal direction is generated by applying a first electric signal to the first electrode, thereby merging the droplets formed on the hydrophobic layer, and the mechanical oscillation unit moves the merged droplets in a specific direction or atomizes the merged droplets to remove the merged droplets by generating mechanical oscillation for oscillating the droplet in a vertical direction.

Abstract: The present disclosure relates to a method for crystallizing highly functional polymer by post-processing and crystalline polymer produced by the method, and more specifically, is characterized by producing crystalline polyaryletherketone (PAEK) by heat treating polyaryletherketone (PAEK) provided in the form of pellets or powders at a temperature of glass transition temperature (Tg) to melting point (Tm).

Abstract: A handpiece tip for refrigerant injection of an RF high frequency device for skin treatment including a refrigerant injection nozzle configured to inject a refrigerant for local anesthesia in a plane direction is disclosed. Also disclosed is a handpiece tip for refrigerant injection of an RF high frequency device configured such that a needle is inserted into a projecting piece of the skin, which is projected as the result of being suctioned by a skin adsorption contact unit, whereby the needle is located in a place at a position desired by an operator.

Abstract: A transfer device for a unit cell, which transfers a unit cell, in which electrodes and separators are stacked by a predetermined number, includes: a conveyor configured to travel in one direction and transfer the seated unit cell when the unit cell is seated; a first rail disposed at one side of the conveyor in parallel to the conveyor; and a second rail disposed at the other side of the conveyor in parallel to the conveyor, wherein a protrusion protrudes from a surface of each of the first rail and the second rail along the traveling direction of the unit cell, and the unit cell is supported by the protrusion and transferred while being transferred through the conveyor.