Abstract: A positive electrode material, a positive electrode including the same, a lithium battery including the same, and a method of preparing the same are disclosed herein. In some embodiments, a method of preparing a positive electrode active material including forming a first coating layer on a surface of a lithium transition metal oxide represented by Formula 1 using a basic aqueous solution containing a coating element M1 (where M1 includes at least one selected from sodium (Na) and aluminum (Al)), dry-mixing the lithium transition metal oxide having the first coating layer formed on a surface thereof, and a raw material containing a coating element M2 (where M2 includes boron (B)) and heat treating the mixture to form a second coating layer.

Abstract: The present invention relates to a use of a carbamate compound represented by chemical formula 1, or a pharmaceutically acceptable salt, a solvate or a hydrate thereof for preventing, alleviating or treating myotonia.

Abstract: An x-ray imaging apparatus and a method of controlling the x-ray imaging apparatus are provided. The x-ray imaging apparatus includes x-ray detectors, and a user interface configured to display sizes of the x-ray detectors, and display a modality in which an x-ray detector, among the x-ray detectors, is usable, while a size of the x-ray detector is displayed.

Abstract: The present invention provides a positive electrode active material for a secondary battery which includes a lithium transition metal oxide, wherein the positive electrode active material has three peaks in a differential graph (ERC curve) obtained by differentiating a pH value against an amount of acid (HCl) added, which is obtained by pH titration of 10 g of the lithium transition metal oxide using 0.5 M HCl, wherein a y-axis (dpH/dml) value of a first peak at the smallest x-axis value among the three peaks is ?1.0 or less.

Abstract: The present invention provides a positive electrode active material for a secondary battery, which includes a lithium transition metal oxide including nickel (Ni) and cobalt (Co), and at least one selected from the group consisting of aluminum (Al), manganese (Mn), and a combination thereof. The lithium transition metal oxide is characterized in that the content of nickel (Ni) in the total transition metal elements is 80 mol % or more, and the cation mixing ratio of Ni cations in a lithium layer in the lithium transition metal oxide structure is 1.1% or less.

Abstract: A display device includes a first transistor including a first electrode connected to a first power line, a second electrode connected to a third node, and a gate electrode connected to a first node, a first capacitor formed between the first power line and a second node, a second capacitor formed between the first node and the second node, an emission transistor including a first electrode connected to the third node, a second electrode, and a gate electrode connected to an emission control line, and a light emitting element connected to the second electrode of the emission transistor and a second power line.

Abstract: A source driver includes a plurality of output buffers configured to output data signals respectively corresponding to a plurality of data lines, and an output controller configured to control a timing at which each of the data signals corresponding to second image data is transferred from the output buffers to the data lines based on a difference between first image data and the second image data.

Abstract: An image display system includes a graphic processor which generates an image signal, a control signal, and a variable frequency signal; and a display device which displays an image at a frame frequency corresponding to the variable frequency signal from the graphic processor. The display device includes pixels connected to emission control lines, data lines, and scan lines; a controller which provides reference data including information on reference cycles, which are cycles in which an emission control start signal is output, to the graphic processor, outputs the emission control start signal based on the control signal, and adjusting an output timing of a scan start signal based on the variable frequency signal; an emission driver which supplies emission control signals to the emission control lines based on the emission control start signal; and a scan driver which supplies scan signals to the scan lines based on the scan start signal.

Abstract: The present invention relates to a cathode additive, a method for preparing the same, and a cathode and a lithium secondary battery including the same. More specifically, one embodiment of the present invention provides a cathode additive that can offset an irreversible capacity imbalance, increase the initial charge capacity of a cathode, and simultaneously inhibit the generation of gas in a battery.

Abstract: A display device includes: a pixel connected to a first scan line, a second scan line, and a data line, and including a light emitting element and a storage capacitor; and a timing controller configured to drive the pixel in a normal mode in which a driving frequency is maintained constant or a frequency variable mode according to a variable frequency signal supplied from outside, wherein in the normal mode, a first electrode voltage of the light emitting element is initialized in response to a data voltage being supplied to the storage capacitor, and wherein in the frequency variable mode, the first electrode voltage of the light emitting element is not initialized in response to the data voltage being supplied to the storage capacitor.

Abstract: The present disclosure relates to a CMP slurry composition for polishing polycrystalline silicon and a polishing method using the same. A CMP slurry composition for polishing polycrystalline silicon according to an embodiment of the present disclosure includes: abrasive particles; a surface roughness reducing agent; a polishing regulator containing an organic acid; and a pH regulator.

Abstract: An epitaxial wafer includes an epitaxial layer disposed on a substrate. The epitaxial layer includes a first semiconductor layer disposed on the substrate and a second semiconductor layer disposed on the first semiconductor layer and having a thickness that is thicker than that of the first semiconductor layer. A surface defect density of the second semiconductor layer is 0.1/cm2 or less.

Abstract: A display apparatus includes a liquid crystal panel; and a source driver configured to output an image signal to the liquid crystal panel. The source driver may include a digital-to-analog converter (DA converter) configured to convert digital image data into an image signal of normal polarity and an image signal of inversion polarity; a plurality of multiplexers each of which receives the image signal of the normal polarity and the image signal of the inversion polarity from the DA converter, and outputs the image signal of the normal polarity and the image signal of the inversion polarity as they are or cross outputs the image signal of the normal polarity and the image signal of the inversion polarity; and an inversion controller configured to output a control signal to each of the plurality of multiplexers through a plurality of output terminals respectively connected to the plurality of multiplexers.

Abstract: The present invention provides a positive electrode active material for a secondary battery, which includes a lithium transition metal oxide including nickel (Ni) and cobalt (Co), and at least one selected from the group consisting of aluminum (Al), manganese (Mn), and a combination thereof. The lithium transition metal oxide is characterized in that the content of nickel (Ni) in the total transition metal elements is 80 mol % or more, and the cation mixing ratio of Ni cations in a lithium layer in the lithium transition metal oxide structure is 1.1% or less.

Abstract: Provided is an organic light emitting device having an excellent balance between luminous efficiency and lifespan, the organic light emitting device including: an anode; a cathode positioned opposite to the anode; a light emitting layer positioned between the anode and the cathode; a hole transport layer positioned between the anode and the light emitting layer; and an electron transport layer positioned between the light emitting layer and the cathode, wherein the electron transport layer includes a metal complex compound and an electron transport material having a heterogeneous electron transfer rate constant (K) of 1.2 to 1.65, and the heterogeneous electron transfer rate constant (K) is calculated by the following Mathematical Equation 1: K = k d + k a 2 ? Mathematical ? ? Equation ? ? 1 ? wherein in Mathematical Equation 1: kd (donating k) is an electron donating rate constant and ka (accepting k) is an electron accepting rate constant.

Abstract: A display device includes a first transistor including a first electrode connected to a first power line, a second electrode connected to a third node, and a gate electrode connected to a first node, a first capacitor formed between the first power line and a second node, a second capacitor formed between the first node and the second node, an emission transistor including a first electrode connected to the third node, a second electrode, and a gate electrode connected to an emission control line, and a light emitting element connected to the second electrode of the emission transistor and a second power line.

Abstract: Disclosed are a method and an apparatus for recommending clothing coordination information in the 5G communication environment by executing an artificial intelligence (AI) algorithm and/or a machine learning algorithm, which have been mounted therein.

Abstract: A method for sensing a closing time of an injector using an artificial neural network may include: sensing, by a controller, a voltage generated by an injector; performing, by the controller, a preprocess to derive an input matrix using variation characteristics of the voltage; and performing, by the controller, a closing time prediction to derive a closing time of the injector by an artificial neural network model including an input layer including the input matrix, a hidden layer, and an output layer.

Abstract: Methods for recommending next user input using pattern analysis of user input is provided. According to an aspect of the present disclosure, a method comprising obtaining information on a series of user inputs entered through a graphic user interface (GUI), analyzing the information on the series of user inputs to identify a pattern formed by the series of user inputs, and when the pattern is identified, automatically displaying next input recommendation information determined depending on the identified pattern and a last user input of the series of user inputs without additional user input after the series of user inputs, is provided.

Abstract: A pellicle for extreme ultraviolet lithography includes a pellicle part configured to include a center layer and a reinforcing layer. The center layer essentially contains silicon (Si), and additionally contains at least one material of zirconium (Zr), zinc (Zn), ruthenium (Ru), and molybdenum (Mo). The reinforcing layer is made of a material containing at least one of silicon (Si), boron (B), zirconium (Zr), nitrogen (N), carbon (C), and oxygen (O). A thickness of the pellicle is minimized, and as a result, the pellicle has excellent mechanical, thermal, and chemical properties while maintaining high transmittance to EUV exposure light.