Samsung Sdi Co., Inc.

Samsung Electronics Co., Ltd.

Gue-sung Kim

Jin-hwan Park

Young-min Choi

Min-sang Song

Jae-gu Yoon

Won-chang Choi

Dong-min Im

Han-su Kim

Jun-young Mun

Yoon-sok Kang

Jae-myung Lee

Kyu-sung Park

Myung-hoon Kim

Jun-ho Park

So-Yeon Kim

Byung-jin Choi

Ryoung-hee Kim

Seok-gwang Doo

Yong-nam Ham

Hee-chul Jung

Yongnam Ham

Kyung-ho Kim

Jin-soo Mun

Dongmin Im

Mi-jeong Song

Jun-Ho Park

Myung-dong Cho

Moon-seok Kwon

Boris Aleksandrovich Trofimov

Jung-Joon Park

Hansu Kim

Sang-kook Mah

Hyo-sug Lee

Joung-won Park

Han-Su Kim

Nina K Gusarova

Seung-goo Baek

Young-su Chung

Dong-Min Im

Soo-an Song

Jae-hyung Kim

Ji-yong Eom

Dai-kyu Kim

Woon-jung Paek

A composite cathode active material, a method of preparing the composite cathode active material, a cathode including the composite cathode active material, and a lithium battery including the cathode. The composite cathode active material includes a lithium intercalatable material; and a garnet oxide, wherein an amount of the garnet oxide is about 1.9 wt % or less, based on a total weight of the composite cathode active material.

Composite cathode active material, method of preparing the composite cathode active material, and cathode and lithium battery each including the composite cathode active material

An anode active material for a lithium secondary battery, the anode active material including a metal silicide core, a silicon shell disposed on the core, and a metal nitride disposed on a surface of the silicon shell opposite the core.

Anode active material and a lithium secondary battery including the same

A composite cathode active material including an overlithiated metal oxide having a layered structure, a material having an olivine structure, and one or more of: an inorganic material, and nitrogen atoms doped in the material having an olivine structure. The inorganic material includes a nitride or carbide of a non-transition metal. The composite cathode active material may be included in a cathode, and the cathode may be included in a lithium battery.

Composite cathode active material, and cathode and lithium battery including the material

A composite cathode active material, a method of preparing the composite cathode active material, and a cathode and a lithium battery each including the composite cathode active material. The composite cathode active material includes a core including a lithium intercalatable oxide which enables intercalation and deintercalation of lithium; and a coating layer disposed on at least a portion of the core, wherein the conductive layer includes a lithium metal oxide which is an inactive lithium ion conductor, and wherein the lithium metal oxide contains a metal which has an atomic weight of 27 Daltons or more and is selected an element of Groups 3 to 14 of the Periodic Table of the Elements.

An electrode active material includes a core capable of intercalating and deintercalating lithium; and a surface treatment layer disposed on at least a portion of a surface of the core, wherein the surface treatment layer includes a lithium-free oxide having a spinel structure, and an intensity of an X-ray diffraction peak corresponding to impurity phase of the lithium-free oxide, when measured using Cu&#x2014;K&#x3b1; radiation, is at a noise level of an X-ray diffraction spectrum or less.

Electrode active material, preparation method thereof, and electrode and lithium battery containing the same

A composite cathode active material, a cathode and a lithium battery including the composite cathode, and a method of preparing the composite cathode active material, the composite cathode active material including a compound with an olivine crystal structure; and an inorganic material, the inorganic material including a nitride or carbide of at least one element selected from the group of Group 2, Group 13, Group 14, and Group 15 of the periodic table of elements.

Composite cathode active material, cathode and lithium battery including the composite cathode active material, and method of preparing the composite cathode active material

A composite cathode active material, a cathode and a lithium battery that include the composite cathode active material, and a method of preparing the composite cathode active material, the composite cathode active material including a compound having an olivine crystal structure; and an inorganic material, the inorganic material including at least one selected from the group of a metal carbonitride and a carbonitride.

Composite cathode active material, cathode and lithium battery that include the composite cathode active material, and method of preparing the composite cathode active material

A composite nitride, a method of preparing the composite nitride, an electrode active material including the composite nitride, an electrode including the electrode active material, and a lithium secondary battery including the electrode, the composite nitride including a core material including a bronze-phase titanium oxide; and a nitrogen atom doped on at least part of the core material.

Composite nitride, method of preparing the same, electrode active material including the composite nitride, electrode including the electrode active material, and lithium secondary battery including the electrode

A negative electrode including: a current collector; a negative active material layer formed on the current collector; and a polymer coating layer that is formed on the negative active material layer and comprises a fluorinated acrylate type polymer.

Negative electrode with fluorinated acrylate polymer coating layer, and lithium battery

An anode includes an anode active material including a lithium titanium oxide, a binder, and 0 to about 2 parts by weight of a carbon-based conductive agent based on 100 parts by weight of the lithium titanium oxide.

Anode and lithium battery including anode

Provided are a composite including a lithium titanium oxide and a bismuth titanium oxide, a method of manufacturing the composite, an anode active material including the composite, an anode including the anode active material, and a lithium secondary battery having improved cell performance by including the anode.

Composite, method of manufacturing the composite, anode active material including the composite, anode including the anode active material, and lithium secondary battery including the anode

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Yongin-si, South Korea

Gue-sung Kim