Samsung Electro-mechanics Co., Ltd.

Samsung Fine Chemicals Co., Ltd.

Samsung Electronics Co., Ltd.

Samsung Sdi Co., Inc.

Yun Jung Park

Seok Hyun Yoon

Chang Sik Kim

Song Je Jeon

Ji Ho Park

Doo Il Kim

Hae Suk Chung

Woo Young Yang

Young Hoon Song

Byung Sung Kang

Jin Sung Chun

Dong Gyu Chang

Chun Joong Kim

Jin Woo Kim

Doo Young Kim

Kang Heon Hur

Hyun Chul Lee

Chang Hoon Kim

Hyoung Uk Kim

Hyuk Jae Kwon

Dong Jun Jung

Soon Chul Kwon

Soo Kyong Jo

Jun Hee Lee

Keon Il Kim

Mi Yang Kim

In Ho Jeon

Jai Joon Lee

Se Yoon Park

Chang Geon Lee

Seon Cheol Park

Yoon Soo Park

No Hoon Park

Jae Chul Jung

Youn-Kyu Choi

A multilayer electronic component includes a body including a dielectric layer and an internal electrode; and an external electrode disposed on the body, wherein the dielectric layer includes a plurality of dielectric grains, and wherein the plurality of dielectric grains include one or more first dielectric grains in which a sum of lengths of defects in a dielectric grain is 150 nm or more.

Multilayer electronic component and method of manufacturing the same

A method of producing a core-shell particle includes introducing a barium titanate-based base powder and an additive to a reactor, and exposing the barium titanate-based base powder and the additive to a thermal plasma torch to obtain core-shell particles including a core portion having barium titanate (BaTiO) and a shell portion including the additive and formed on a surface of the core portion.

Method of producing core-shell particles and multilayer ceramic electronic component including core-shell particles

A manufacturing method of a dielectric ceramic composition includes attaching a reactive functional group to a surface of a base material powder particle of a perovskite structure.

Manufacturing method of dielectric ceramic composition and dielectric ceramic composition manufactured by the same

A dielectric material includes a barium titanate based base material main ingredient and an accessory ingredient. In a fine sintered structure of the dielectric material, crystal grains in which a content of Ca is less than 2.5 mol % are first crystal grains, crystal grains in which the content of Ca is 4.0 to 12.0 mol % are second crystal grains, and a ratio of an average size of the first crystal grains to an average size of the second crystal grains is in a range of 1.6 to 2.2.

Dielectric ceramic composition, dielectric material, and multilayer ceramic capacitor containing the same

There is provided a dielectric ceramic composition including a base powder, wherein the base powder includes: a first major component represented by BaTiO, a second major component represented by (Na, K)NbO, and a third major component represented by (Bi, Na)TiO. The base powder is represented by xBaTiO-y(Na, K)NbO-z(Bi, Na)TiO, where x+y+z=1, and x, y, and z are represented by mol, and x, y and z satisfy 0.5&#x2266;x&#x2266;0.97, 0.01&#x2266;y&#x2266;0.48, and 0.02&#x2266;z&#x2266;0.2, respectively. In certain embodiments, the base powder is be represented by xBaTiO-y(NaK)NbO-z(BiNa)TiO.

Dielectric ceramic composition and multilayer ceramic capacitor including the same

There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein the dielectric ceramic composition is sintered to form a sintered body having a fine structure, the fine structure includes first crystal grains in which a Ca content is lower than 2.5 mol % and second crystal grains in which a Ca content is between 2.5 mol % to 13.5 mol %, and the second crystal grains have a cross-sectional area ratio of 30% to 80% on the basis of 100% of an overall cross-sectional area of the fine structure.

Dielectric ceramic composition, dielectric material and multilayer ceramic capacitor including the same

A dielectric ceramic composition contains a base material main ingredient and an accessory ingredient. The base material main ingredient includes a first base material main ingredient containing BaTiOand a second base material main ingredient containing (NaK)NbO. The base material main ingredient is represented by (1&#x2212;x)BaTiO-x(NaK)NbO, in which x and y satisfy 0.005&#x2266;x&#x2266;0.5 and 0.3&#x2266;y&#x2266;1.0, respectively.

Disclosed is a method for manufacturing a lithium transition metal phosphate. The disclosed method for manufacturing a lithium transition metal phosphate comprises the steps of: injecting reaction materials containing lithium, a transition metal, and a phosphate, into a reactor, and mixing the raw materials at the molecular level in the reactor; and allowing the reaction materials to chemically react in the reactor so as to cause nucleation.

Method for manufacturing a lithium transition metal phosphate

There is provided a dielectric ceramic composition including: a major component (a barium titanate-based base material); and a minor component, wherein in an XRD analysis of a sintered body obtained by sintering the dielectric ceramic composition, when a (110) peak of BaTiOis set as 1.00, a ratio of a peak of pyrochlore (RETiO) at about 30.5 degrees with respect to the (110) peak of BaTiOsatisfies 0.02 or less, where RE is at least one of Y, Dy, Ho, Sm, Gd, Er, La, Ce, Nd, Tb, and Pr.

A carbon dioxide adsorbent may include a complex oxide including barium and titanium, wherein the complex oxide has a perovskite crystalline structure and is represented by the general formula BaTiO, and an atomic ratio of Ba/Ti ranges from about 0.95 to about 1.7. The carbon dioxide adsorbent may be included in a carbon dioxide capture module. The carbon dioxide adsorbent may also be used in a method of separating carbon dioxide.

Carbon dioxide adsorbent including barium titanate, carbon dioxide capture module including the same, and methods for separating carbon dioxide using the same

A method of preparing lithium titanate nanoparticles, the method including: feeding reactants including lithium and titanium into a reactor, followed by mixing the reactants in the reactor at a molecular level; and generating a crystal nucleus by chemically reacting the reactants in the reactor.

Method of preparing lithium titanate nanoparticles

The present invention relates to a method for preparing barium titanate based powder. More particularly, the present invention provides a method for preparing barium titanate powder comprising the following steps of precipitation of barium titanyl oxalate (BaTiO(CO).4HO) with spraying a mixture of an aqueous barium chloride (BaCl.2HO) and titanium tetrachloride (TiCl) to an aqueous solution of oxalic acid, via a nozzle; wet pulverization by using a beads mill after adding an additive such as an amine; dry; pyrolysis; and re-pulverization.

Method for preparing barium-titanate based powder

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Daejeon, South Korea

Yun Jung Park