Abstract: Provided is an X-ray tube. The X-ray tube includes a cathode electrode, an anode electrode vertically spaced apart from the cathode electrode, an emitter on the cathode electrode, a gate electrode disposed between the cathode electrode and the anode electrode, the gate electrode including an opening at a position corresponding to the emitter, and a spacer provided between the gate electrode and the anode electrode. The spacer includes an insulator and conductive dopants doped in the insulator.

Abstract: A display device includes a display panel; and a light path control member disposed on the display panel, wherein the light path control member includes: a housing including a plurality of partition walls and a channel defined between two adjacent partition walls among the plurality of partition walls; a light absorbing solution configured to block transmission of light; and a first fluid transfer portion configured to control flowing of the light absorbing solution into and out of the channel.

Abstract: The present disclosure relates to an automatic metal sorting system using laser induced breakdown spectroscopy. The system may include: a conveyer configured to move waste metals at a constant speed; a shape measurer configured to measure a position and a shape of at least one waste metal on the conveyer; a laser induced breakdown spectroscopic device configured to determine the kind of the waste metal by emitting a laser to the waste metal and receiving and analyzing a plasma spectrum signal generated by the emitted laser; and a discharger configured to separate and discharge the waste metal in accordance with the determined kind of the waste metal.

Abstract: A computer-implemented system and a method for automatic electronic order creation are disclosed. The system and method may be configured to: receive a digitized document comprising embedded metadata related to contents of the digitized document; analyze the embedded metadata to extract a boundary parameter; generate a unique reference identifier associated with the digitized document and the boundary parameter; receive a first input data setting one or more target measurements for one or more predefined periods of time, wherein a sum of the one or more target measurements is less than or equal to the boundary parameter; receive a second input data setting configuration data for achieving the one or more target measurements; and generate an electronic order based on the configuration data.

Abstract: A computer-implemented system and a method for automatic electronic order creation are disclosed. The system and method may be configured to: receive a digitized document comprising embedded metadata related to contents of the digitized document; analyze the embedded metadata to extract a boundary parameter; generate a unique reference identifier associated with the digitized document and the boundary parameter; receive a first input data setting one or more target measurements for one or more predefined periods of time, wherein a sum of the one or more target measurements is less than or equal to the boundary parameter; receive a second input data setting configuration data for achieving the one or more target measurements; and generate an electronic order based on the configuration data.

Abstract: A computer-implemented system and a method for automatic electronic order creation are disclosed. The system and method may be configured to: receive a digitized document comprising embedded metadata related to contents of the digitized document; analyze the embedded metadata to extract a boundary parameter; generate a unique reference identifier associated with the digitized document and the boundary parameter; receive a first input data setting one or more target measurements for one or more predefined periods of time, wherein a sum of the one or more target measurements is less than or equal to the boundary parameter; receive a second input data setting configuration data for achieving the one or more target measurements; and generate an electronic order based on the configuration data.

Abstract: A semiconductor device includes a structure including gate electrodes and interlayer insulating layers alternately stacked on an upper surface of a substrate, trenches passing through the structure; and a groove passing through a portion of the structure. The gate electrodes include word lines, and first and second select lines. The word lines are stacked in a vertical direction upwardly from the upper surface of the substrate. The first and second select lines are on the word lines, and are spaced apart from each other in a first horizontal direction parallel to the upper surface of the substrate. The trenches include a first trench and a second trench spaced apart from the first trench. The groove is on the word lines. The groove and a portion of the first trench are between the first select line and the second select line. The second trench is spaced apart from the select lines.

Abstract: A computer-implemented system for optimizing cost of goods sold is configured to: receive supplier configuration data of a supplier associated with the at least one product, supplier configuration data being extracted from an agreement defining parameters associated with one or more tiers; receive an order history associated with the supplier; determine a current tier and current progress within the current tier based on the order history, the current tier being specified by the supplier configuration data; determine an additional quantity necessary to reach a next tier according to the supplier configuration data; determine one or more trade-off parameters affected by the additional quantity, the one or more trade-off parameters being determined by a computerized model simulating future customer demand; and transmit a request to initiate a new order for the additional quantity based on the one or more trade-off parameters.

Abstract: The present disclosure provides a method of managing a system and an apparatus therefor. The method of the present disclosure may include providing a menu management tool for managing a menu of a system, setting an item of the menu and an authority to access the item by receiving an input through the menu management tool, and providing, when a terminal having the authority accesses the system, information regarding the item to the terminal.

Abstract: The present invention relates to an organic light-emitting diode (OLED) including a novel organic compound used in a light emitting layer thereof. Particularly, the present invention relates to an OLED including a novel pyrene-based organic compound.

Abstract: The present disclosure provides a method of managing a system and an apparatus therefor. The method of the present disclosure may include providing a menu management tool for managing a menu of a system, setting an item of the menu and an authority to access the item by receiving an input through the menu management tool, and providing, when a terminal having the authority accesses the system, information regarding the item to the terminal.

Abstract: The present invention relates to an adamantane derivative compound and an organic light-emitting diode (OLED) including the same, and more particularly, to an adamantane derivative compound capable of being used in an OLED and an OLED having excellent properties such as low voltage and high efficiency using the compound.

Abstract: The present disclosure relates to an organic electroluminescent element, and more particularly to an organic electroluminescent element including a novel boron-based organic compound and anthracene-based organic compound in one or more organic layers included in the organic electroluminescent element. The present disclosure may provide an organic electroluminescent element, which is prevented from deterioration in color characteristics and has characteristics such as long lifetimes, as a result of using a host material having a specific structural formula despite having high polarity.

Abstract: An air mixing device that is arranged in a space where hot air passing through a heater core of an HVAC module and cold air passing through an evaporator core converge to mix the warm air and the cold air includes: a plurality of warm air guide tubes respectively forming a warm air guide passage for guiding the warm air to a defrost outlet; a first cold air guide provided on a downstream side of the warm air guide tube so that a cold air guide passage guiding the cold air to a vent outlet and a foot outlet is formed between the warm air guide tubes; and a second cold air guide installed to divide air flow through the cold air guide passage. The warm air guide tube is provided with a warm air branching window formed such that a portion of the warm air flowing through the warm air guide passage is branched and mixed with the cold air passing through the cold air guide passage.

Abstract: Disclosed is an organic electroluminescent device including a first electrode, one or more organic material layers, and a second electrode, wherein the organic material layer includes a light emitting layer, wherein one or more layers of the organic material layer contain a compound represented by Chemical Formula 1, wherein the light emitting layer contains a compound represented by Chemical Formula 2. The organic electroluminescent device has lowered drive voltage, and improved efficiency and lifespan characteristics.

Abstract: A method of teaching a robot capable of maintaining constant a direction in which an end faces and including N joints (N is a natural number) according to an embodiment of the present disclosure includes: obtaining a reference direction in which the end is to face; calculating angles of M joints (M is a natural number, and N>M) from among the N joints to correspond to teaching of a user with respect to the robot; and calculating angles of remaining joints so that the end faces in the reference direction, based on the angles of the M joints. In this case, the remaining joints may be joints other than the M joints from among the N joints.

Abstract: The present invention relates to a compound represented by Formula 1 and an organic electroluminescent element including the same, and provides an organic compound which is excellent in service life, efficiency, electrochemical stability, and thermal stability, and an organic electroluminescent element including the same.

Abstract: A semiconductor device includes a structure including gate electrodes and interlayer insulating layers alternately stacked on an upper surface of a substrate, trenches passing through the structure; and a groove passing through a portion of the structure. The gate electrodes include word lines, and first and second select lines. The word lines are stacked in a vertical direction upwardly from the upper surface of the substrate. The first and second select lines are on the word lines, and are spaced apart from each other in a first horizontal direction parallel to the upper surface of the substrate. The trenches include a first trench and a second trench spaced apart from the first trench. The groove is on the word lines. The groove and a portion of the first trench are between the first select line and the second select line. The second trench is spaced apart from the select lines.

Abstract: A semiconductor device can include a semiconductor substrate having a memory cell region and a pad region that is adjacent to the memory cell region, the pad region can include a first pad region, a second pad region between the memory cell region and the first pad region, and a buffer region that is between the first and second pad regions. A separation source structure can include a first portion and a second portion that are parallel to each other in a plan view of the semiconductor device. A first source structure and a second source structure can be disposed between the first and second portions of the separation source structure, where the first and second source structures can have end portions that oppose each other, the first source structure being disposed in the first pad region, and the second source structure being disposed in the second pad region.

Abstract: An apparatus for controlling a robot arm includes: the robot arm; a calibration board on which calibration marks for self-diagnosis are shown; a distance sensor mounted on the robot arm and configured to measure a distance; an image sensor mounted on the robot arm and configured to obtain an image; and a processor configured to move the robot arm to a position for the self-diagnosis, measure a distance from a predetermined part of the robot arm to the calibration board by using the distance sensor, obtain an image of the calibration board by using the image sensor, and output a signal indicating a malfunction of the robot arm in response to the measured distance being outside a distance error range, and an image measurement value of the obtained image being outside an image error range.