Abstract: The present invention relates to a gas turbine blade having a shelf squealer tip, the gas turbine blade including an airfoil-shaped blade housing, and a squealer tip extending from an edge portion of a tip surface that is an end surface of the blade housing, in which the squealer tip is formed only on a part of the edge portion of the tip surface. According to the present invention, it is possible to maximize film-cooling performance on the tip surface and additionally reduce an aerodynamic loss by suppressing high-temperature main flow reattachment and swirl flow generation on the tip surface.

Abstract: A multi-wavelength detecting apparatus includes a first condenser lens, a detection unit, a rotating tray, a first optical filter, a second optical filter, a third optical filter, a first rib, a second rib, a first detection sensor, a second detection sensor, and a controller. The first detection sensor generates a first signal indicating on or off according to whether the first or the second rib is detected, the second detection sensor generates a second signal indicating on or off according to whether the first or the second rib is detected, and the controller controls the rotation of the rotating tray according to the first and the second signals. The present disclosure may provide a multi-wavelength detecting apparatus which can easily perform control such that the first optical filter, the second optical filter, or the third optical filter is positioned on a first optical axis.

Abstract: A method and a device for detecting the position of an object are disclosed. According to an embodiment of the present disclosure, the method for detecting the position of an object includes: detecting a position of the object in a sensing zone, which is divided into multiple divided sensing zones along one direction, by causing multiple light-emitting elements disposed along the one direction to emit light sequentially along the one direction and measuring an intensity and a reception time point of a reflected signal by using a light-receiving element; and reflecting and displaying the detected position of the object on a display screen.

Abstract: An electrode fabric transfer device comprises a plurality of running rollers and an adjusting roller. The plurality of running rollers transfer an electrode fabric along a transfer path, and the adjusting roller includes a rotation shaft having a first end with a position fixed and a second end positioned in a direction opposite to the first end and capable of position movement. The adjusting roller is disposed between two adjacent running rollers. An electrode notching device comprising the same is also provided.

Abstract: An electrode connection device includes a first electrode supply part, a second electrode supply part, a photographing part, an aligning part, and a connection part. The second electrode supply part supplies a second electrode to the first electrode supply part when a supply amount of the first electrode is below a certain level. The photographing part photographs a connection target region of the first electrode and a connection target region of the second electrode and the aligning part aligns the connection target regions of the first and second electrodes. The connection part connects the connection target regions of the first and second electrodes when in an aligned state. A method including the same is also provided.

Abstract: A method and a device for detecting the position of an object are disclosed. According to an embodiment of the present disclosure, the method for detecting the position of an object includes: detecting a position of the object in a sensing zone, which is divided into multiple divided sensing zones along one direction, by causing multiple light-emitting elements disposed along the one direction to emit light sequentially along the one direction and measuring an intensity and a reception time point of a reflected signal by using a light-receiving element; and reflecting and displaying the detected position of the object on a display screen.

Abstract: A charging/discharging system to provide a direct current (DC) distribution based charging/discharging system for a battery formation process, in which a large number of batteries is connected in common to a DC grid through charge/discharge equipment, alternating current (AC) power from an AC power network is converted to DC power required for the battery formation process and the DC power is outputted to the DC grid is provided.

Abstract: The present invention relates to a gas turbine blade having a shelf squealer tip, the gas turbine blade including an airfoil-shaped blade housing, and a squealer tip extending from an edge portion of a tip surface that is an end surface of the blade housing, in which the squealer tip is formed only on a part of the edge portion of the tip surface. According to the present invention, it is possible to maximize film-cooling performance on the tip surface and additionally reduce an aerodynamic loss by suppressing high-temperature main flow reattachment and swirl flow generation on the tip surface.

Abstract: A sensor-driving actuator is provided, which includes an image sensor; an OIS carrier to which the image sensor is mounted and which moves the image sensor in at least one of a first direction perpendicular to the optical axis direction or a second direction perpendicular to the first direction; an AF carrier for moving the image sensor in the optical axis direction; a first housing accommodating the OIS carrier and the AF carrier; a flexible circuit board which extends from an upper portion of the OIS carrier to which the image sensor is mounted, and which bends, along the outer surface of the first housing, in each of the optical axis direction and the direction perpendicular to the optical axis direction; and a second housing accommodating the first housing.

Abstract: The present invention relates to a method for preparing a large animal model, with peritoneal carcinomatosis, which is an abdominal cavity metastasis of tumor commonly found in advanced or recurrent solid cancer, is induced using a large animal, and the method for preparing a large animal model with peritoneal carcinomatosis comprises injecting a cancer cell line into the abdominal cavity of a piglet in which the immune function is not completed. The method for preparing a large animal model with peritoneal carcinomatosis, when a human-derived immortalized cell line is inoculated into a pig, can overcome xenograft rejection and induce peritoneal carcinomatosis, can use animals with sufficient supply and demand, and can expect the spread of peritoneal carcinomatosis through breeding.

Abstract: A camera actuator for realizing auto focusing control and zoom functions and a folded zoom camera module including the same. The camera actuator includes a housing, a driving unit being mounted in the housing and having a vibration shaft and a vibration generator, a movable part mounted so as to correspond to the driving unit and configured to be moved by a driving force, a friction moving part configured to be moved in a first direction on the vibration shaft, and a connecting part mutually connecting the friction moving part and the movable part. The connecting part includes a protrusion or a recess formed on a side surface portion of the friction moving part facing the movable part, and includes a recess or a protrusion formed on a side surface portion of the movable part so as to be engaged with the protrusion or the recess.

Abstract: Provided herein is a zoom drive actuator comprising a first carrier movable along an optical axis, a second carrier capable of moving anterior or posterior to the first carrier along the optical axis, a housing enclosing the first and second carriers, a first coil unit; and a second coil unit, in which the first carrier comprises a first mount equipped with a first lens assembly, a first support to which a first magnet is attached, and a first guide placed on the side of the first mount opposite to the first support, in which the second carrier comprises a second mount equipped with a second lens assembly, a second support to which a second magnet is attached, and a second guide placed on the side of the second mount opposite to the second support and in which the first coil unit faces the first magnet and the second coil unit faces the second magnet and where the first carrier comprises a first space forming a corridor to allow the second guide to make a passage through it and the second carrier comprises a

Abstract: A turbine blade having cooling holes formed therein and a turbine including the same are provided. The turbine blade includes an airfoil having a leading edge and a trailing edge formed thereon and a cooling passage defined for flow of a cooling fluid therethrough, and a cooling hole configured to communicate between the cooling passage and outside in the airfoil and having an inlet and an outlet, wherein the cooling hole includes an expanded portion and a grooved portion formed in the outlet, the grooved portion being recessed from the expanded portion toward the trailing edge.

Abstract: An extreme ultra-violet (EUV) lithography process includes lithographically patterning first through fourth photoresist regions on respective first through fourth regions of a semiconductor substrate, in sequence, using a mask. This mask includes a main area in which a main pattern is defined, a first dummy area in which a first dummy pattern is defined, a second dummy area in which a plurality of second sub-dummy patterns are defined at corresponding corners of the mask, and an alignment area including an alignment pattern therein that is spaced farther from a center of the main area relative to the first and second dummy areas. During the lithographically patterning, at least part of the alignment area on the first region of the substrate is exposed at least three times to EUV light, using the mask.

Abstract: A cooling structure for a trailing edge of a turbine blade is provided. The cooling structure for the trailing edge of the turbine blade comprising an airfoil shaped blade part including a leading edge, a trailing edge, a pressure surface and a suction surface connecting the leading edge and the trailing edge, and a cavity channel formed in the blade part and through which a cooling fluid flows, the cooling structure including slots and lands arranged alternately on the trailing edge along a span direction of the pressure surface by cutting a portion of the pressure surface, the slots communicating with the cavity channel and defined by adjacent lands where the pressure surface remains, wherein a pin-fin structure is disposed in the cavity channel on an upstream side of the slot, and wherein the cooling fluid is introduced through a micro-channel formed inside the pin-fin structure and is discharged through film cooling holes formed in the pressure surface.

Abstract: Provided is a voice sensor comprising a piezoelectric material layer includes a substrate, a support layer, a metal layer, a piezoelectric material layer on the metal layer and an electrode on the piezoelectric material layer, and the substrate integrally supports a device layer of the voice sensor by exposing a part of a thin film including the piezoelectric material layer, the electrode and a polymer layer.

Abstract: Provided is a resin composition including 25 to 50 parts by weight of a phosphorus-based flame retardant composition, with respect to 100 parts by weight of a base resin including a graft copolymer containing a rubber polymer, and a styrene-based copolymer. The phosphorus-based flame retardant composition includes 30 wt % to 70 wt % of Mn+(diethylphosphinate)?n (M is a metal having an oxidation number of 2 to 5, and n is an integer selected from 2 to 5) and 30 wt % to 70 wt % of ammonium polyphosphate.

Abstract: An actuator for a camera according to an embodiment includes a base having an inner space formed therein, a carrier provided inside the base and configured to move in at least one direction among an optical axis direction, a first direction perpendicular to the optical axis and a second direction perpendicular to the optical axis and the first direction; and a damper provided to the carrier or the base and configured to have a shape extending in two or more directions among the optical axis direction, the first direction and the second direction.