Samsung Sdi Co., Inc.

Samsung Corning Co., Ltd.

Hyun-Ki Park

Jae-Myung Kim

Kyu-Nam Joo

Dong-Hee Han

Ju-Yong Kim

So-Ra Lee

Deok-Hyun Kim

Jeong-Doo Yi

Sang-Eun Park

Hee-Sung Moon

Yoon-Jin Kim

Sung-Su Kim

Kwi-Seok Choi

Ui-Song Do

Sang-Hyuck Ahn

Kyung-Sun Ryu

Young-Ugk Kim

Chang-Su Shin

Su-Kyung Lee

Young-Suk Cho

Yu-Jeong Cho

Yeon-Gap Kim

Xianhui Meng

Young-Jin Choi

Myung-Dok Lim

Provided are an electrode for a rechargeable lithium battery including a current collector and an active material layer positioned on the current collector, the active material layer includes an electrode active material; binder; a composite material including an acrylonitrile-based resin and a carbon-based material positioned on the surface of the acrylonitrile-based resin; and a pore, and a rechargeable lithium battery including the same.

Electrode for rechargeable lithium battery and rechargeable lithium battery including the same

A negative active material, a negative electrode, a lithium battery including the negative active material, and a method of preparing the negative active material. The negative active material includes a crystalline carbonaceous substrate; and metal oxide nanoparticles disposed on a surface of the crystalline carbonaceous substrate, wherein the metal oxide nanoparticles have a rutile structure. The negative active material may be used to improve high temperature stability and lifespan characteristics of a lithium battery.

Negative active material, lithium battery including the material, and method of manufacturing the material

Disclosed are a negative active material for a rechargeable lithium battery including a silicon-based material including SiOparticles, where 0&#x3c;x&#x3c;2, and a Si&#x2014;Fe&#x2014;containing alloy positioned on the surface of the SiO(0&#x3c;x&#x3c;2) particles, a method of preparing the same, and a negative electrode and a rechargeable lithium battery including the same.

Negative active material for rechargeable lithium battery, method of preparing same, and negative electrode and rechargeable lithium battery including same

In an aspect, a negative active material, a negative electrode and a lithium battery including the negative active material, and a method of manufacturing the negative active material is provided. The negative active material includes a silicon-based active material substrate; a metal oxide nanoparticle disposed on a surface of the silicon-based active material substrate. An initial irreversible capacity of the lithium battery may be decreased and lifespan characteristics may be improved by using the negative active material.

Negative active material and negative electrode and lithium battery containing the material, and method of manufacturing the same

A solid electrolyte is disclosed. The solid electrolyte includes a main portion that includes &#x3b2;-alumina or &#x3b2;&#x2033;-alumina, and an edge portion integrally provided with the main portion. The edge portion has a mixed portion that includes &#x3b1;-alumina and includes &#x3b2; alumina or &#x3b2;&#x2033;-alumina. A concentration gradient of the &#x3b1;-alumina in the edge portion decreases in a first direction from the edge portion to the main portion.

Electrochemical cell with solid electrolyte having alumina edge portion

An electrode structure and an electrochemical cell including the electrode structure are provided. The electrode structure includes a porous three-dimensional (3D) outer net including an interconnected plurality of outer metal lines that define a plurality of outer holes between adjacent ones of the outer metal lines. The outer metal lines include a porous 3D inner net, a first layer coating the inner net, and a second layer coating the first layer. The inner net includes an interconnected plurality of inner metal lines that define a plurality of inner holes between adjacent ones of the inner metal lines. The inner metal lines include a first metal. The first layer includes a second metal. The second layer includes a third metal.

Electrode structure and electrochemical cell using the same

An electron emission device includes a base substrate, at least one isolation layer on the base substrate, the isolation layer having a first lateral side and a second lateral side opposite the first lateral side, first and second electrodes on the base substrate along the first and second lateral sides of the isolation layer, respectively, a first electron emission layer between the first electrode and the first lateral side of the isolation layer, and a second electron emission layer between the second electrode and the second lateral side of the isolation layer.

Electron emission device, electron emission type backlight unit including the electron emission device, and method of manufacturing the electron emission device

Electron emission devices include first electrodes on a substrate extending in a first direction and spaced apart from each other. Second electrodes are on the substrate alternating between the first electrodes and extending in a second direction opposing the first direction. First electron emitters and second electron emitters are on side surfaces of the first electrodes and the second electrodes, respectively. Gaps are formed between the first electron emitters and second electron emitters.

Electron emission device, light emission apparatus including the same, and method of manufacturing the electron emission device

A filter assembly, a plasma display panel with the filter assembly and a method of manufacturing the filter assembly. The plasma display panel includes a panel assembly, a chassis base on which a driving circuit is mounted and located on a rear of the panel assembly, a filter assembly mounted in front of the panel assembly, and a case that accommodates the panel assembly, the chassis base, and the filter assembly. The filter assembly includes a transparent substrate, an anti-reflection film, and an electromagnetic wave shielding filter attached to the rear surface of the substrate, and the electromagnetic wave shielding filter is grounded to the inner side of the case and is made of a metal mesh that includes a plating layer and a strike seed layer.

Filter assembly, method of manufacturing the same, and plasma display panel using the same

Disclosed is a spacer of a flat panel display (FPD) and a method for preparing the same. The method for preparing a spacer of the present invention includes: (a) exposing a photosensitive glass to a light; (b) heat-treating the exposed photosensitive glass to crystallize it; (c) etching the crystallized glass to prepare the spacer; and (d) heat-treating the spacer under a reductive gas atmosphere. The spacer can be easily prepared by the method according to the present invention, and it has improved conductivity on its surface. A flat panel display including the spacer prepared by the method of the present invention has enhanced conductivity. Therefore, the spacer prevents secondary electron emission, spacer charging, and deviation of electron beams.

Growing community of inventors

Yongin-si, South Korea

Hyun-Ki Park