Abstract: Provided are an electroluminescent device and an electroluminescent display device. The electroluminescent device includes an anode and a cathode facing each other, a light compensation layer located between the anode and the cathode and having a first refractive index, and an emitting material layer located between the light compensation layer and the cathode, and having a second refractive index higher than the first refractive index.

Abstract: A method and apparatus for preparing boron nitride nanotubes (BNNTs) according to an embodiment may ensure mass-production, may increase yield by reducing a production time, and may prepare BNNTs with high purity.

Abstract: A method and apparatus for preparing boron nitride nanotubes (BNNTs) according to an embodiment may ensure mass-production, may increase yield by reducing a production time, and may prepare BNNTs with high purity.

Abstract: Provided is an MMC and a DC failure blocking method therefor, the MMC and the method being capable of DC failure blocking and reducing loss using a combination of half-bridge submodules and full-bridge submodules for converter arms of the MMC. According to the present invention, there is provided a modular multilevel converter (MMC) including multiple converter arms, each converter arm having: N (N?2, an integer) submodules connected to each other in series; and a circuit opening unit connected to the N submodules in series to open a circuit of the converter arm, wherein the N submodules are n (n<N) submodules including full-bridge circuits and N-n submodules including half-bridge circuits.

Abstract: An electronic device is provided. The electronic device includes a display positioned on at least a surface of a housing of the electronic device, at least one sensor configured to sense a bend of the display and a mount of the electronic device, and a processor configured to control a running of an application, obtain information relating to a shape of the bend of the display and a form of the mount of the electronic device based on information sensed by the at least one sensor, determine a transformation type of the display based on the information relating to the shape of the bend and the form of the mount, when the electronic device is mounted in the determined transformation type, determine at least one display area in the display according to a first function of the application corresponding to the transformation type, and perform control to display an object relating to the first function on the determined display area.

Abstract: A method and apparatus for preparing boron nitride nanotubes (BNNTs) according to an embodiment may ensure mass-production, may increase yield by reducing a production time, and may prepare BNNTs with high purity. The method includes steps of providing a first powder including boron, forming a second powder including a boron precursor by nano-sizing the first powder, forming a precursor disk by mixing the second powder with a binder; and growing BNNTs on the precursor disk.

Abstract: An organic light-emitting display device includes a display unit having a plurality of pixel units. The display device also includes a timing controller for calculating a black bias pixel ratio (BBPR) of the display unit based on image signals provided by an external source and for generating a control signal based on the BBPR. The BBPR is the ratio of a number of pixel units in a black state to a total number of pixel units. A power supply unit provides a driving voltage to the display unit based on the control signal from the timing controller, wherein the power supply unit provides a first driving voltage to the display unit when the BBPR is less than a reference value and provides a second driving voltage, which is higher than the first driving voltage, otherwise.

Abstract: An electroluminescent display device includes a substrate; a first electrode on the substrate; a hole auxiliary layer on the first electrode; a light emitting material layer on the hole auxiliary layer; an electron auxiliary layer on the light emitting material layer; a second electrode on the electron auxiliary layer; and insulation layers between the hole auxiliary layer and the light emitting material layer and between the electron auxiliary layer and the light emitting material layer, wherein a refractive index of the insulation layers is smaller than a refractive index of the light emitting material layer.

Abstract: Provided is a roll joint member for a surgical instrument. The roll joint member includes a wire guide portion, a guide member including a wire support portion, and a shaft member rotatably coupled to the guide member.

Abstract: A method and electronic device are provided for processing data. Analog text included in a document is detected. A first area of the analog text that converts to digital text and a second area of the analog text that does not convert to the digital text are determined. The digital text is displayed in the first area that converts to the digital text, and an image of at least a portion of the analog text is displayed in the second area that does not convert to digital text.

Abstract: An operating method of an electronic device is provided. The method includes selecting an area corresponding to at least one field of a page displayed through a display of the electronic device on the basis of an input; confirming an attribute corresponding to the at least one field among a plurality of attributes including a first attribute and a second attribute; and selectively providing a content corresponding to the attribute among at least one content including a first content and a second content according to the confirmed attribute.

Abstract: A disease management method and apparatuses performing the disease management method are disclosed. The disease management method may include receiving bioinformation of a cow from a biosensor capsule provided in a stomach of the cow, determining a health state of the cow by analyzing the received bioinformation, and transmitting information associated with the determined health state to a user who manages the cow, in which the health state may include at least one of a breeding-related state associated with estrus and delivery of the cow, a disease state of the cow, a methane gas generation state of the cow, or a rumen activity state of the cow.

Abstract: An operating method of an electronic device is provided. The method includes selecting an area corresponding to at least one field of a page displayed through a display of the electronic device on the basis of an input; confirming an attribute corresponding to the at least one field among a plurality of attributes including a first attribute and a second attribute; and selectively providing a content corresponding to the attribute among at least one content including a first content and a second content according to the confirmed attribute.

Abstract: Provided is a surgical instrument, in more detail, a surgical instrument that may be manually operated to be used in laparoscopic surgery or various other kinds of surgery. To this end, the present invention provides a surgical instrument including an end tool configured to be rotatable in at least two directions; a manipulator including a pitch operator controlling a pitch movement of the end tool, a yaw operator controlling a yaw movement of the end tool, and an actuation operator controlling an actuation movement of the end tool; a power transfer unit configured to transfer an operation of the manipulator to the end tool; and a connection unit extending in a first direction (X-axis), and connecting the manipulator to the end tool when the end tool is coupled to an end portion of the connection unit and the manipulator is coupled to the other end portion of the connection unit, wherein at least a part of the manipulator extends towards the end tool.

Abstract: A method and apparatus for preparing boron nitride nanotubes (BNNTs) according to an embodiment may ensure mass-production, may increase yield by reducing a production time, and may prepare BNNTs with high purity. The method includes steps of providing a first powder including boron, forming a second powder including a boron precursor by nano-sizing the first powder, forming a precursor disk by mixing the second powder with a binder; and growing BNNTs on the precursor disk.

Abstract: An electroluminescent display device includes a substrate; a first electrode on the substrate; a hole auxiliary layer on the first electrode; a light emitting material layer on the hole auxiliary layer; an electron auxiliary layer on the light emitting material layer; a second electrode on the electron auxiliary layer; and insulation layers between the hole auxiliary layer and the light emitting material layer and between the electron auxiliary layer and the light emitting material layer, wherein a refractive index of the insulation layers is smaller than a refractive index of the light emitting material layer.

Abstract: Provided are an electroluminescent device and an electroluminescent display device. The electroluminescent device includes an anode and a cathode facing each other, a light compensation layer located between the anode and the cathode and having a first refractive index, and an emitting material layer located between the light compensation layer and the cathode, and having a second refractive index higher than the first refractive index.

Abstract: The present invention relates to an instrument for surgery and, more specifically, to an instrument for surgery which can be manually operated in order to be used for laparoscopic surgery or various types of surgery.

Abstract: An artificial skin culture container according to the present invention can solve the problems of the contraction of the dermal layer of artificial skin and the detachment thereof from the culture container, which result from an interaction between collagen and fibroblasts existing in the dermal layer of artificial skin during the production of the artificial skin, by using agar and hydrophobically modifying a portion of the agar. Therefore, the use of the culture container enables to stably culture artificial skin and produce artificial skin similar to the human skin. In addition, the artificial skin culture container of the present invention comprises agar, and thus a culture solution can be supplied through a side portion as well as a lower portion of the culture container, which allows to effectively culture artificial skin.

Abstract: The present invention relates to a jawbone distraction system and control method thereof, including a jawbone extension apparatus, a remote controller and a monitor, the jawbone distractor being configured to allow a horizontal shift of alveolar bone as well as performing vertical jawbone distraction, being precisely controlled in a wireless mode and configured to control a drive of the jawbone distractor through the remote controller while ascertaining a driving state by the monitor.