Abstract: Disclosed is an apparatus for continuous spinning of coagulative polymeric microfibers comprising an outer microcatheter, an inner microcatheter having a smaller diameter than the outer microcatheter and inserted inside the outer microcatheter, a double lumen part in which the outer microcatheter and the inner microcatheter are coaxially superimposed with a radially spaced interstitial space, and a single lumen part formed by the outer microcatheter from an end of the inner microcatheter to an end of the outer microcatheter. A core fluid supplied through an interior of the inner microcatheter comprises a coagulative polymeric fluid, and a sheath fluid supplied through the interstitial space comprises a fluid including saline, wherein the core fluid and the sheath fluid may be configured to flow coaxially in the single lumen part to generate and discharge a coagulative polymeric microfiber.

Abstract: A method and apparatus for predicting a recipe property reflecting similarity between chemical materials are provided. The method of predicting a recipe property reflecting similarity between chemical materials, the method includes substituting a plurality of input materials with vector data, respectively, through material embedding and generating recipe data including pieces of vector data selected by considering a correlation between materials, and inputting the recipe data to an artificial neural network (ANN) prediction model and deriving a property prediction result on the recipe data from the ANN prediction model.

Abstract: According to one embodiment of the present invention, an electronic substrate includes a base including a first surface and a second surface that is a surface opposite to the first surface, an electronic component disposed on the second surface of the base, and a line disposed on the second surface of the base and connected to the electronic component, wherein the base includes a frame region including a flexible material and a plurality of opening regions passing between the first surface and the second surface, and the electronic component and the line are disposed in the frame region.

Abstract: Disclosed is a positive electrode for a lithium-sulfur battery, including a sulfur-carbon composite as a positive electrode active material. The sulfur-carbon composite includes a porous carbonaceous material having a high specific surface area, and the total pore volume in the carbonaceous material and a volume of pores having a specific diameter are controlled to specific ranges. Also disclosed is a lithium-sulfur battery using the sulfur-carbon composite. The lithium-sulfur battery shows reduced initial irreversible capacity and improved output characteristics and life characteristics.

Abstract: A dynamic interactive network system provides an online service and social community for engaging, learning, and training skills for happiness. The system includes a processor and memory storing instructions which when executed by the processor configure the processor to provide the online service. The instructions further configure the processor to provide tracks including activities, provide an initial happiness level and a track to a user based on a self-assessment completed by the user upon signing up, monitor progress of the user based on self-assessments periodically completed by the user, modify the tack based on the self-assessments, suggest followers to the user from the users whose profiles match the profile of the user in terms of demographics, psychographics, and rating of the users on the online service, and generate a happiness graph for the user that correlates the activities and the followers with their impact on happiness level of the user.

Abstract: Provided are methods and apparatus for transmitting an uplink data channel in a next-generation/5G radio access network. The method of a UE may include receiving first resource assignment information on a first UL data channel and second assignment information on a second UL data channel from a base station, and preferentially assigning transmission power to one of the first and second UL data channels and adjusting the transmission power for the other when the first and second UL data channels are need to e transmitted by at least partially overlapping with each other in a time domain based on the first and second resource assignment information.

Abstract: The present disclosure relates to an electronic apparatus. The electronic apparatus includes a display panel in which an active area and a peripheral area are defined and an antenna with at least a portion overlapping the active area. The antenna includes a first pattern portion having a first characteristic impedance and a first mesh structure, a second pattern portion, and a third pattern portion. The second pattern portion is disposed adjacent to the first pattern portion and has a second characteristic impedance different from the first characteristic impedance and a second mesh structure. The third pattern portion is disposed adjacent to the second pattern portion and has a third characteristic impedance different from the second characteristic impedance and a third mesh structure. The second characteristic impedance has a value between the first characteristic impedance and the third characteristic impedance.

Abstract: The present invention relates to an air foil journal bearing in which air is introduced between a foil and a rotor rotating at high speed and generates pressure to support a radial load of the rotor and allow the rotor to rotate smoothly, and more particularly, to a housing fixing structure of an air foil journal bearing that improves durability against external impact or vibration by restricting an axial movement of a bump by means of two opposite ends of the bump and a top foil fixing portion.

Abstract: The slew rate control circuit includes a slew rate control unit, a capacitive delay unit, a delay unit, a first output unit, a second output unit, and a third output unit. The slew rate control unit is used for receiving a plurality of control voltages. The capacitive delay unit is coupled to the slew rate control unit for receiving an input signal. The delay unit is coupled to the capacitive delay unit. The first output unit and the second output unit are coupled to the capacitive delay unit. The third output unit is coupled to the delay unit. The first output signal and the second output signal are two signals without controllable slew rates. A slew rate of the third output signal is controlled by the capacitive delay unit. A slew rate of the fourth output signal is controlled by the capacitive delay unit and the delay unit.

Abstract: Disclosed are semiconductor devices, electronic systems including the same, and methods of fabricating the same. The semiconductor device comprises a first gate stack structure including a first dielectric pattern and a first conductive pattern that are alternately stacked with each other, a memory channel structure including a first memory portion that penetrates the first gate stack structure, a through contact including a first through portion at a level the same as a level of the first memory portion, and a connection contact including a first connection portion at a level the same as the level of the first memory portion and the level of the first through portion. A minimum width of the first memory portion is less than a minimum width of the first through portion and a minimum width of the first connection portion.

Abstract: In a backlight apparatus, a master driving circuit generates a transmission frame including a training period including a clock training pattern and a data period including a plurality of data packets respectively corresponding to the plurality of blocks. A plurality of slave driving circuits correspond to the plurality of blocks, respectively, and are connected to the master driving circuit in a daisy chain structure. Each slave driving circuit receives the transmission frame through the daisy chain structure, recovers a clock based on the clock training pattern, and drives the plurality of light emitting elements included in a corresponding block among the plurality of blocks based on its own data packet among a plurality of data packets.

Abstract: A quantum dot including a core including a semiconductor nanocrystal including a Group III-V compound; and a first semiconductor nanocrystal shell disposed on the semiconductor nanocrystal core, the first semiconductor nanocrystal shell including zinc, selenium, and optionally sulfur, and a second semiconductor nanocrystal shell disposed on the first semiconductor nanocrystal shell, the second semiconductor nanocrystal shell including zinc, sulfur, and optionally selenium, wherein the quantum dot does not include cadmium, an emission peak wavelength of the quantum dot is in a range of about 500 nanometers (nm) to about 550 nm, and an ultraviolet-visible absorption spectrum of the quantum dot includes a first exciton absorption peak and a second exciton absorption peak, a composition including the same, a composite, and an electronic device.

Abstract: Provided are a negative electrode active material which includes negative electrode active material particles which includes a silicon oxide (SiOx, 0<x?2); and at least one lithium silicate selected from Li2SiO3, Li2Si2O5, and Li4SiO4 in at least a part of the silicon oxide. The negative electrode active material particles have a maximum peak position by a Raman spectrum of more than 460 cm?1 and less than 500 cm?1. Also provided are a method of preparing the same, and a negative electrode and a lithium secondary battery including the negative electrode active material.

Abstract: Provided is an encoding apparatus for integrally encoding and decoding a speech signal and a audio signal, and may include: an input signal analyzer to analyze a characteristic of an input signal; a stereo encoder to down mix the input signal to a mono signal when the input signal is a stereo signal, and to extract stereo sound image information; a frequency band expander to expand a frequency band of the input signal; a sampling rate converter to convert a sampling rate; a speech signal encoder to encode the input signal using a speech encoding module when the input signal is a speech characteristics signal; a audio signal encoder to encode the input signal using a audio encoding module when the input signal is a audio characteristic signal; and a bitstream generator to generate a bitstream.

Abstract: Avatar animation systems disclosed herein provide high quality, real-time avatar animation that is based on the varying countenance of a human face. In some example embodiments, the real-time provision of high quality avatar animation is enabled, at least in part, by a multi-frame regressor that is configured to map information descriptive of facial expressions depicted in two or more images to information descriptive of a single avatar blend shape. The two or more images may be temporally sequential images. This multi-frame regressor implements a machine learning component that generates the high quality avatar animation from information descriptive of a subject's face and/or information descriptive of avatar animation frames previously generated by the multi-frame regressor.

Abstract: Provided is a chemical test apparatus for testing a chemical used to process a substrate, the chemical test apparatus including a first line providing an inlet through which the chemical is introduced, and a passage through which the chemical moves, a second line having an end and another end connected to two separate points of the first line, and providing a passage in which the chemical introduced into the first line is filled, a discharge line connected to a lower end of the first line, and a valve disposed between the first line and the discharge line at least below portions of the first line connected to the second line, to open or close a passage through which the chemical moves from the first line to the discharge line.

Abstract: Disclosed are an electronic apparatus capable of applying the design of a UI component based on the device's usage environment and the operating method thereof. The present invention presents an electronic apparatus capable of dynamically changing and applying the design of a UI component configuring an application according to a usage environment of an electronic apparatus which drives the application and the operating method thereof to provide an appropriate UI design according to the device's usage environment of a user to the user.

Abstract: A semiconductor design optimization system that includes: a data base configured to store design data, a training data preprocessing unit configured to preprocess the design data and generate training data, a data learning unit configured to generate a physical property prediction model by training using the training data, a physical property prediction unit configured to generate predicted physical property data including information associated with predicted physical property values for each region of a semiconductor device to be fabricated, wherein the physical property prediction unit is configured to input, into the physical property prediction model, input data including information associated with design drawings of the semiconductor device to be fabricated, and a layout generator configured generate a design layout optimized to distribute the predicted physical property values for each region of the semiconductor device to be fabricated by modifying the design drawings based on the predicted physical

Abstract: A display device includes: a display panel including a first light emitting area to emit a source light; a barrier wall on the display panel, and having a first opening corresponding to the first light emitting area; a first light control pattern in the first opening; and a light shielding pattern between the display panel and the barrier wall, and overlapping with the barrier wall and the first opening. The light shielding pattern overlaps with a portion of the first light control pattern.

Abstract: A battery cell cartridge in which a battery cell is accommodated, includes first, second, third and fourth frames formed in a quadrangular shape, wherein the first frame and the second frame extend along a horizontal direction and are spaced from each other at a predetermined interval therebetween, the first frame is positioned on an upper side and the second frame is positioned on a lower side, the third frame and the fourth frame extend along a vertical direction and are spaced from each other at a predetermined interval therebetween, and the third frame is positioned on a first side and the third frame is positioned on a second side opposite to the second frame.