Abstract: The positive electrode active material includes: a first phase containing a lithium manganese oxide with a rock salt structure; and a second phase containing a lithium metal oxide with a layered structure, in a mixed state. In the positive electrode active material, the content of manganese may account for about 50 mol % or more of the total content of metals contained in the positive electrode active material, excluding lithium, and niobium (Nb) which is additionally doped on the positive electrode active material may be further included in an amount of about 2,000 ppm to 9,500 ppm based on the total content of the positive electrode active material.

Abstract: The present invention relates to a method of producing lithium hydroxide from a lithium concentrate through sodium sulfate addition and roasting. The method effectively recover lithium ions from the lithium concentrate, minimizes production of byproducts, and produces high-purity lithium hydroxide. By mixing a concentrate containing lithium with sodium sulfate (Na2SO4), roasting the concentrate, and leaching the roasted concentrate with water, it is possible to recover lithium ions at a high recovery rate and to produce high-purity lithium hydroxide monohydrate.

Abstract: A semiconductor device includes a dielectric layer, a conductive layer formed over the dielectric layer, and a reduction sacrificial layer formed between the dielectric layer and the conductive layer, wherein the reduction sacrificial layer includes a first reduction sacrificial material having higher electronegativity than the dielectric layer, and a second reduction sacrificial material having higher electronegativity than the first reduction sacrificial material.

Abstract: The present invention relates to a method for upgrading heavy oil by using byproducts of coke production, and particularly provides a method for upgrading heavy oil comprising the steps of: a) mixing heavy oil with byproducts of coke production to produce a mixed liquid: and b) subjecting the mixed liquid to pyrolysis, the method allowing reduction of the amount of coke generated and thus being economical and effective.

Abstract: A method for signaling image information includes performing prediction on a current block and signaling the prediction-type information applied to the current block. The signaling of the information includes joint-coding and components of signaling information components constituting the prediction-type information. When information on a prediction is signaled, overhead may be reduced.

Abstract: A banking processing method according is performed by a processing logic including an application for banking processing implemented on a user terminal and a computer-readable storage medium. The method comprises the steps of: when the application for banking processing is run, searching a hardware security area of the user terminal and confirming the existence of a certificate for confirming an execution history of the application for banking processing; when the existence of the certificate is confirmed, searching the security area and confirming the existence of a token key for identifying whether login information of the user has been set; when the existence of the token key is not confirmed, setting the login information of the user by providing a membership page for setting the login information of the user; and opening an account according to a request of the user whose login information has been set.

Abstract: The present invention relates to a haptic feedback system, and in particular to a device and method for rapidly removing residual vibration in a linear resonant actuator, the method driving the linear resonant actuator by applying a resonant frequency thereto to implement a haptic function and applying a braking signal for removing the residual vibration after the driving of the linear resonant actuator, wherein the braking signal is a driving wave for generating the same vibration waveform as a residual vibration waveform of the linear resonant actuator, and is applied to the linear resonant actuator at a point of time when a BEMF signal of the linear resonant actuator crosses a zero point, the braking signal being applied in an opposite direction in which it is possible to cancel the residual vibration waveform of the linear resonant actuator.

Abstract: A display device includes a substrate including a display area and a driving circuit area, a first insulating layer, a second insulating layer on the first insulating layer, a first transistor in the display area, and including a first semiconductor pattern layer formed as a semiconductor layer on the second insulating layer, a first gate electrode on the first semiconductor pattern layer, and a first lower electrode overlapping the first semiconductor pattern layer, and a second transistor in the driving circuit area, and including a second semiconductor pattern layer formed as the semiconductor layer, a second gate electrode on the second semiconductor pattern layer, and a second lower electrode overlapping the second semiconductor pattern layer, wherein the first lower electrode is between the substrate and the first insulating layer, and the second lower electrode is between the first insulating layer and the second insulating layer.

Abstract: A display substrate according to the embodiment includes a base material containing chromium and iron, wherein the base material includes a surface portion and a central portion, the surface portion is defined as a depth region from a surface of the base material to a depth of 5 nm in a thickness direction of the base material, and a ratio of chromium atoms to iron atoms (Cr/Fe) of the surface portion is greater than that of the central portion.

Abstract: A cooking appliance includes a main body having a cooking chamber defined therein and a door disposed at a front side of the main body to open and close the cooking chamber. A camera is disposed inside the door to film the cooking chamber, and a lighting is disposed inside the door to illuminate an area filmed by the camera. The lighting is disposed on at least one of one side and an other side in a lateral direction of the camera.

Abstract: A positive electrode active material powder includes overlithiated manganese-based oxide particles, which are represented by [Formula 1] and are in the form of a single particle composed of one nodule or a pseudo-single particle that is a composite of 2 to 30 nodules. LiaNibCocMndMeO2??[Formula 1] wherein 1<a, 0?b?0.5, 0?c?0.1, 0.5?d<1.0, and 0?e?0.2, and M is at least one selected from the group consisting of aluminum (Al), boron (B), cobalt (Co), tungsten (W), magnesium (Mg), vanadium (V), titanium (Ti), zinc (Zn), gallium (Ga), indium (In), ruthenium (Ru), niobium (Nb), tin (Sn), strontium (Sr), and zirconium (Zr). The positive electrode active material powder has an average particle diameter D50 of 2.5 ?m or less. A positive electrode and a lithium secondary battery which include the positive electrode active material powder are also provided.

Abstract: Disclosed is an invention related to a cooling appliance. The disclosed invention provides a cooking appliance including a cavity having a cooking chamber formed therein, and a camera disposed outside the cavity, wherein the camera includes a light receiving portion configured to allow light to pass through the inside of the camera, the cavity is formed with an open hole exposing the light receiving portion to the inside of the cooking chamber, and the open hole is formed in a polygonal shape, or surrounded by a protrusion protruding from the cavity.

Abstract: Proposed are a method and an apparatus for detecting the diameter of a tubular structure in a medical image. The apparatus may identify the tubular structure in a two-dimensional or three-dimensional medical image, and calculate a distance map indicating a distance from each point inside the tubular structure to a boundary of the tubular structure. The apparatus may also calculate central points, based on a gradient of a distance value in the distance map, and connect the central points to create a center line. The apparatus may further obtain the diameter of the tubular structure for each location by determining a distance between the center line and the boundary of the tubular structure in a direction perpendicular to the center line.

Abstract: Provided is a genome extraction device to which a dual chamber structure of an outer chamber and an inner chamber is applied, more particularly a genome extraction device to which the above-described dual chamber structure is applied so that the genome extraction device can be stored stably for a long time without the risk of reagent leakage.

Abstract: The present disclosure relates to a nucleic acid molecule including plural translation control elements downstream inserted downstream of a coding region, and a nucleic acid expression platform or a nucleic acid expression system such as a recombinant expression vector including the nucleic acid molecule inserted therein. A target gene inserted into the coding region can be expressed efficiently using the nucleic acid molecule. It is possible to improve expression efficiency of a report gene and, an antigen and/or therapeutic protein or peptide utilizing the expression platform.

Abstract: A cell assembly according to the present disclosure includes a cell stack including one pouch-type battery cell or two or more pouch-type battery cells stacked; and a cell cover covering two side portions of the cell stack along a widthwise direction of the cell stack and a top portion of the cell stack, wherein the cell cover is configured to adjust a width of the cell cover according to a width of the cell stack.

Abstract: Disclosed is a blood-compatible polymer represented by Formula 1. A polymer obtained by grafting a fluorinated methacrylate onto a polyvinylidene fluoride copolymer and provided in one aspect of the present invention is a polymer with blood compatibility, and may provide a blood-compatible material with hydrophobicity. In addition, it is possible to provide a material with controlled contact angle and surface energy properties by controlling the hydrogen fluoride length of the fluorinated methacrylate monomer for modification. Furthermore, it is possible to provide coating with controlled surface properties and blood compatibility through a simple process. Furthermore, it is possible to provide a freestanding polymer film with blood compatibility.

Abstract: A display device includes: a substrate; a pixel defining layer disposed on the substrate and that includes a pixel opening; an emission layer that overlaps the pixel opening of the pixel defining layer; and an anti-reflection layer that overlaps the pixel defining layer along a direction perpendicular to a surface of the substrate and is disposed along a portion of an edge of the pixel opening.

Abstract: A touch sensor includes first touch cells disposed in a first touch sensing area, the first touch cells each including a first touch pattern and a first dummy pattern, and second touch cells disposed in a second touch sensing area, the second touch cells each including a second touch pattern and a second dummy pattern. An area of a first dummy pattern area in which the first dummy pattern is disposed is greater than an area of a second dummy pattern area in which the second dummy pattern is disposed.