Abstract: An extraction cleaner may include a base, an upright body pivotally coupled to the base, a supply tank removably coupled to the upright body and a recovery tank removably coupled to the upright body. The base may include a non-removable door and a removable suction nozzle. At least one fluid dispensing nozzle may be provided on the door. The door may be pivotally coupled to the base for providing access to an agitator. The cleaner may include and auto-spray configuration. The cleaner may include a support on the upright portion for the recovery tank. The cleaner may include an additive tank received in a receptacle of the supply tank. The recovery tank may include a float and/or an airflow management configuration. The cleaner may include a cleaning tool and a suction changeover valve and/or a fluid changeover valve. The cleaner may include a mixing valve for supplying fluid to a fluid changeover valve.

Abstract: A semiconductor device includes: a substrate; a plurality of memory cells positioned over the substrate, each of the plurality of memory cells having a multi-layer structure including a memory pattern; a sealing layer pattern filling a lower portion of a space between the memory cells, the lower portion being positioned below a bottom surface of the memory pattern; a liner layer pattern formed along a surface of an upper portion of the space to partially fill the upper portion; and a dielectric layer pattern filling a remaining portion of the space unfilled by the sealing layer pattern and the liner layer pattern.

Abstract: A method includes forming a protruding structure, and forming a non-conformal film on the protruding structure using an Atomic Layer Deposition (ALD) process. The non-conformal film includes a top portion directly over the protruding structure, and a sidewall portion on a sidewall of the protruding structure. The top portion has a first thickness, and the sidewall portion has a second thickness smaller than the first thickness.

Abstract: The present disclosure relates to an organic light emitting diode, and an organic light emitting device including the same. An organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and a first emitting part including a first blue emitting material layer and positioned between the first and second electrodes, the first blue emitting material layer including a first blue emitting layer and a second blue emitting layer, wherein the second blue emitting layer is positioned between the first blue emitting layer and the second electrode, wherein the first blue emitting layer includes a first phosphorescent compound, and the second blue emitting layer includes a second phosphorescent compound and a first fluorescent compound, wherein each of the first and second phosphorescent compounds is represented by Formula 5, and wherein the first fluorescent compound is represented by Formula 7.

Abstract: A display apparatus includes a substrate with a plurality of pixel areas. The display apparatus includes a light-emitting device formed in a pixel area for emitting light. An encapsulation unit is formed on the light-emitting device. The display apparatus includes a black matrix on the encapsulation unit, where an opening in the black matrix overlaps with the light-emitting device in a first direction. An upper surface of the control insulating layer is formed with a groove that is a recessed portion toward the substrate. An optical lens is disposed above the groove in the control insulating layer.

Abstract: The present invention proposes a resistor with two barrier layers covered by a protection layer, at both sides of the resistor to resist the moisture and sulphide penetration from both sides. The barrier can enhance the anti-corrosion ability of the resister. For a metallic barrier, a distance to the resistance layer and the internal electrode layer is necessary.

Abstract: The present disclosure provides a heat transfer fluid for thermal management includes a liquid carrier and a gas generation substance. The gas generation substance is distributed in the liquid carrier. The gas generation substance includes at least one of two-dimensional nanomaterial and three-dimensional nanomaterial. The present disclosure also provides a thermal management device and a battery thermal management system having the heat transfer fluid.

Abstract: The disclosure provides an electronic apparatus and a manufacturing method thereof. The electronic apparatus includes a first insulating layer, a first metal layer, a second metal layer, and an electronic assembly. The first insulating layer includes a first surface and a second surface opposite to the first surface. The first metal layer has an opening and is formed on the first surface. The second metal layer is formed on the second surface and a projection of the opening on the second surface is overlapped with a projection of the second metal layer on the second surface. The electronic assembly is electrically connected with the first metal layer and the second metal layer.

Abstract: A self-contained finger sleeve, having a cover, a thumb pocket, and a four-finger pocket, each having an opening; one edge of the opening of the four-finger pocket is connected to an edge of the opening of the cover; an opposite edge of the opening of the four-finger pocket is connected to an edge of the opening of the thumb pocket via a U-shaped connecting strap; in a self-contained condition, the openings of the cover and the four-finger pocket face towards each other to define a storing space that stores the thumb pocket and the U-shaped connecting strap; in an unfolded condition, the four-finger pocket is flipped inside out and misaligned with the cover; the thumb pocket is exposed from the storing space and positioned on one side of the four-finger pocket flipped inside out; the thumb pocket and the four-finger pocket flipped inside out from and ergonomic finger sleeve.

Abstract: A semiconductor device is provided. The semiconductor device according to an implementation of the disclosed technology may include a variable resistance layer; a selector layer disposed over or under the variable resistance layer; a first protective layer disposed on sidewalls of the variable resistance layer and sidewalls of the selector layer, the first protective layer including silicon (Si) and nitrogen (N) and having a nitrogen (N) content higher than a silicon (Si) content; and a second protective layer disposed over the first protective layer, the second protective layer including silicon (Si) and nitrogen (N) and having a silicon (Si) content higher than a nitrogen (N) content.

Abstract: A spectacle lens can inhibit ametropia of the eyes and ensure full visibility. The spectacle lens comprises: first refraction areas and second refraction areas. Each first refraction area has a first refraction force that may be based on a prescription for correcting the ametropia of the eyes. Each second refraction area has a refraction force different from the first refraction force and may function to focus images on the positions except the retina of the eyes, to inhibit the development of the ametropia. Near the central part of the lens, the second refraction areas form a plurality of independent island-shaped areas, and the first refraction areas form the areas beyond the areas of the second refraction areas.

Abstract: A method of activating a lithium secondary battery and a lithium secondary battery prepared by the same are disclosed herein. In some embodiments, a method includes charging the lithium secondary battery to a state of charge (SOC) of 90% or more in an activation step, wherein the lithium secondary battery having an electrode assembly comprising a positive electrode and an electrolyte, wherein the positive electrode comprises a mixture layer having a positive electrode active material and a positive electrode additive, and degassing the lithium secondary battery during the activation step to removing gas inside the secondary battery. The method is advantageous in that a side reaction gas can be removed by performing degassing during activation, thereby forming a stable SEI film on the electrode surface to improve battery performance and battery safety.

Abstract: The disclosure provides an electromagnetic wave adjustment apparatus includes a control circuit, a transistor circuit die and an electronic assembly. The transistor circuit die receives a control signal from the control circuit and drives the electronic assembly.

Abstract: A method for cryptocurrency exchange between multiple parties using threshold signature cryptocurrency wallets includes steps for creating threshold signature cryptocurrency wallets shared between a set of parties and a mediator for trading cryptocurrencies. The method may include steps for dividing a threshold private key, corresponding to each of the threshold signature cryptocurrency wallets, into n shares based on (t, n)-threshold signature scheme and sharing masked shares, corresponding to the threshold private key for each of the threshold signature cryptocurrency wallets, by the set of parties and the mediator. The method may include steps for validating correctness of all masked shares of the threshold private keys by the set of parties and the mediator. The method may include steps for signing a withdrawal cryptocurrency transaction jointly by the set of parties or signing a withdraw deposit transaction jointly by the at least one party and the mediator.

Abstract: An extraction cleaner may include a base, an upright body pivotally coupled to the base, a supply tank removably coupled to the upright body and a recovery tank removably coupled to the upright body. The base may include a non-removable door and a removable suction nozzle. At least one fluid dispensing nozzle may be provided on the door. The door may be pivotally coupled to the base for providing access to an agitator. The cleaner may include and auto-spray configuration. The cleaner may include a support on the upright portion for the recovery tank. The cleaner may include an additive tank received in a receptacle of the supply tank. The recovery tank may include a float and/or an airflow management configuration. The cleaner may include a cleaning tool and a suction changeover valve and/or a fluid changeover valve. The cleaner may include a mixing valve for supplying fluid to a fluid changeover valve.

Abstract: A positive electrode with excellent life characteristics and high capacity is provided by using a positive electrode additive of ZrO2-x(0<x<2) to complement structural stability of a high-nickel positive electrode active material. A method of preparing the same, and a lithium secondary battery including the positive electrode are also provided.

Abstract: The present disclosure relates to an organic compound including at least one carbazolyl moiety fused with an alicyclic or hetero alicyclic ring and linked to directly or via a linker to a triazine moiety and at least one blocking moiety linked the triazine moiety, an organic light emitting diode and an organic light emitting device including the organic compound. The organic compound can implement high luminous efficiency as enhancing delayed fluorescent property, minimize reduction of the luminous lifespan caused by substituent degradation, and can secure high triplet energy level owing to no conjugation extensions. The organic light emitting diode and the organic light emitting device using the organic compound can have beneficial luminous efficiency and the luminous lifespan.

Abstract: A pre-dispersion for a positive electrode and a positive electrode slurry for a lithium secondary battery containing the same are disclosed herein. In some embodiments, a pre-dispersion comprises a positive electrode additive represented by the following Chemical Formula 1, a first conductive material, a binder: LipCo(1-q)M1qO4??[Chemical Formula 1] wherein M1 is one or more elements selected from the group consisting of W, Cu, Fe, V, Cr, Ti, Zr, Zn, Al, In, Ta, Y, La, Sr, Ga, Sc, Gd, Sm, Ca, Ce, Nb, Mg, B, and Mo, 5?p?7, and 0?q?0.5. Dispersibility and workability of the positive electrode additive in the positive electrode slurry are improved. Side reactions that may be generated in the preparation of the positive electrode slurry can be suppressed while minimizing the loss of the positive electrode additive, so that the electrical properties of the electrodes manufactured using the same are improved.

Abstract: The present disclosure relates to an organic light emitting diode and an organic light emitting device including the same. The organic light emitting diode includes a first electrode; a second electrode facing the first electrode; and a first blue emitting material layer including a first compound and a second compound and positioned between the first and second electrodes, wherein the first compound is represented by Formula 1, and the second compound is represented by Formula 3. According to an aspect of the present disclosure, it is allowed to provide an OLED and an organic light emitting device having high emitting efficiency and/or improved lifespan.

Abstract: A display device includes a first substrate, a first circuit structure, and light-emitting element package structures. The first circuit structure is located above the first substrate, and the first circuit structure has holes. Light-emitting element package structures are located above the first circuit structure. Each light-emitting element package structure includes a second substrate and at least one light-emitting element. The light emitting element is located between the second substrate and the first substrate, emitting toward the first circuit substrate, and overlapping with corresponding hole of the first circuit structure. The width of the corresponding hole near the first substrate is greater than the width of the corresponding hole near the second substrate.