Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes an electrode film additive of 2-(dodec-1-en-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane represented by An embodiment lithium secondary battery includes this electrolyte solution, a positive electrode including a positive-electrode active material including Ni, Co, and Mn, a negative electrode including a negative-electrode active material including a carbon (C)-based material or a silicon (Si)-based material, and a separator interposed between the positive electrode and the negative electrode.

Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a first negative-electrode film additive, which is silver p-toluenesulfonate.

Abstract: Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, and in particular, the functional additive includes (4-(1H-1,2,4-triazol-1-yl)phenyl)(fluorosulfonyl)sulfamoyl fluoride.

Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a negative-electrode film additive, which is silver p-toluenesulfonate.

Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a positive-electrode film additive, which is 3-(4-cyano-5-(4-nitrophenyl)-1H-1,2,3-triazol-1-yl)propyl methanesulfonate.

Abstract: The present disclosure relates to an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. An electrolyte solution for a lithium secondary battery includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes a first electrode film additive, which is 3-(4-cyano-5-(4-nitrophenyl)-1H-1,2,3-triazol-1-yl)propyl 4-methylbenzenesulfonate.

Abstract: Disclosed are an electrolyte solution for a lithium secondary battery capable of improving the output and lifespan characteristics at high temperature of a lithium secondary battery, and a lithium secondary battery including the same. The electrolyte solution includes a lithium salt, a solvent, and a functional additive. The functional additive includes benzo[d]thiazol-6-yl(fluorosulfonyl)sulfamoyl fluoride.

Abstract: A semiconductor device including: a gate structure in which conductive layers and insulating layers are alternately stacked; contact plug extending in a stacking direction of the insulating layers through the gate structure; first spacer layers each located between the conductive layer and the contact plug; and second spacer layers each located between the contact plug and the first spacer layer.

Abstract: In an embodiment of the disclosed technology, since a host device manages data stored in a storage device on the basis of a zone corresponding to a storage block of the storage device, the load of the storage device may be reduced, and the operation efficiency of the storage device may be increased by the control of the host device. Therefore, it is possible to improve the performance of a computing system including the host device and the storage device.

Abstract: A plasma processing apparatus includes: a plasma processing chamber; a substrate support disposed in the plasma processing chamber and including a lower electrode; a source RF generator coupled to the plasma processing chamber and configured to generate a source RF signal including high states and low states in alternate manner; and a bias DC generator coupled to the lower electrode and configured to generate a bias DC signal including ON states and OFF states in alternate manner. Each ON state includes a plurality of cycles, each cycle including a first sequence of first pulses and a second sequence of second pulses, each first pulse having a first voltage level, and each second pulse having a second voltage level different from the first voltage level.

Abstract: A conductive composite material, a method of preparing the same, and a secondary battery including the same. The conductive composite material may increase the proportion of an active material when forming an electrode by chemically bonding a conductive material and a binder to each other. A method of preparing the conductive composite material comprises ionizing carbon-based particles in a predetermined polarity, ionizing PTFE particles in a polarity different from that of the carbon-based particles, and chemically bonding the ionized carbon-based particles and the ionized PTFE particles, which are ionized in different polarities, to each other.

Abstract: A positive electrode active material including a first lithium composite oxide particle including a secondary particle formed by aggregation of one or more primary particles, and a coating oxide occupying at least a part of at least one of surfaces of the secondary particle, grain boundaries between the primary particles, or surfaces of the primary particles, the positive electrode active material satisfying an equation of 1.3?a/b?3.0, wherein a represents a max peak intensity at 2theta=44.75° to 44.80° and b represents a max peak intensity at 2theta=45.3° to 45.6° in X-ray diffraction (XRD) analysis using Cu K? radiation.

Abstract: Methods of manufacturing a semiconductor chip are provided. The methods may include providing a semiconductor substrate including integrated circuit regions and a cut region. The cut region may be between the integrated circuit regions. The methods may also include forming a modified layer by emitting a laser beam into the semiconductor substrate along the cut region, polishing an inactive surface of the semiconductor substrate to propagate a crack from the modified layer, and separating the integrated circuit regions along the crack. The cut region may include a plurality of multilayer metal patterns on an active surface of the semiconductor substrate, which is opposite to the inactive surface of the semiconductor substrate. The plurality of multilayer metal patterns may form a pyramid structure when viewed in cross section.

Abstract: Disclosed is a positive electrode material for a lithium secondary battery. The positive electrode material includes a positive electrode active material formed of Li—[Mn—Ti]-M-O-based material including a transition metal (M) to enable reversible intercalation and deintercalation of lithium and molybdenum oxide. The positive electrode active material is coated with the molybdenum oxide to form a coating layer on a surface thereof.

Abstract: Proposed is an air gap adjustment apparatus. The apparatus is for enabling an air gap between the inner surface of a stator and the outer surface of a rotor, which are installed in an inner space of a housing, to be uniform overall. A plurality of fastening holes are formed so as to surround a shaft through hole of an end plate constituting the housing. A fastener, which has passed through a bearing housing of a bearing, is fastened to each fastening hole so as to mount the bearing to the end plate. An adjusting member body of an adjusting member, which has passed through the bearing housing, is positioned in an adjusting member seating part which is formed at the entrance of each fastening hole. The adjusting member rotates about the adjusting member body so that a head part may adjust the position of the bearing.

Abstract: Proposed are an unsupported metallic catalyst for a selective ring-opening (SRO) reaction and a method of using the same catalyst, wherein the catalyst contains nickel (Ni), molybdenum (Mo), and tungsten (W).

Abstract: A sealing device for a pouch-type battery includes an upper sealing block and a lower sealing block. The upper sealing block has a two-stage upper sealing groove, including a first upper step and a second upper step, and the lower sealing block has a two-stage lower sealing groove, including a first lower step and a second lower step. The upper sealing block contacts a first surface of an electrode lead sealing part of the pouch-type battery, and the lower sealing block contacts a second surface of the electrode lead sealing part of the pouch-type battery in a process of performing sealing through heat fusion. A pouch-type battery having an electrode lead sealing part formed by the sealing device is also provided.

Abstract: A positive electrode material for a lithium secondary battery has improved electron conductivity and surface stability because oxidation-treated carbon nanotubes are stably attached to the surface of an active material. According to one embodiment the positive electrode material includes a positive electrode active material core made of a Li—Ni—Co—Mn-M-O-based material (M=transition metal) and an oxidized carbon nanotube coating layer formed on the surface of the positive electrode active material core and including 1% to 3% by weight of oxidation-treated carbon nanotubes (OCNT) relative to 100% by weight of the positive electrode active material core.

Abstract: An antenna structure according to an embodiment of the present disclosure includes a passivation layer, an antenna unit at least partially embedded in an upper portion of the passivation layer, and an insulating layer disposed on a top surface of the passivation layer to cover the antenna unit. A spatial efficiency of the antenna structure is improved and a thickness of the image display device is reduced to improve a bending property.

Abstract: An antenna package according to an embodiment of the present disclosure includes an antenna device including an antenna unit, a first circuit board including a first core layer having a first surface and a second surface opposite to each other, a signal wiring extending on the first surface of the first core layer to be electrically connected to the antenna unit, and a first via structure penetrating through the first core layer, and a first connector mounted on the second surface of the first core layer, the first connector including a first terminal electrically connected to the antenna unit and the first via structure.