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US20150099150 ELECTROCHEMICAL SYSTEMS AND METHODS FOR HARVESTING HEAT ENERGY  
Electrochemical systems for harvesting heat energy, and associated electrochemical cells and methods, are generally described.
US20110285353 ACTIVE MATERIAL FOR NON-AQUEOUS-SYSTEM SECONDARY BATTERY AND NON-AQUEOUS-SYSTEM SECONDARY BATTERY  
An active material for non-aqueous-system secondary battery according to the present invention is characterized in that it comprises a mixture of an alkali metal salt and a transition metal, and...
US20120045693 NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME  
A negative active material for a rechargeable lithium battery, a method of manufacturing the same, and a rechargeable lithium battery including the same. The negative active material includes...
US20070059602 NONAQUEOUS ELECTROLYTE BATTERY AND BATTERY PACK  
A nonaqueous eletrolyte battery includes a negative electrode containing a titanium-containing oxide, a positive electrode, and a nonaqueous electrolyte. The positive electrode includes a...
US20110020703 CATHODE PLATE FOR SECONDARY BATTERY, MANUFACTURING METHOD THEREOF AND SECONDARY BATTERY PROVIDED WITH THE CATHODE PLATE  
Disclosed is a cathode plate for a secondary battery, which includes a collector, and a cathode active material layer, wherein the cathode active material layer is formed of multiple layers of...
US20140045066 FERROUS PHOSPHATE POWDERS, LITHIUM IRON PHOSPHATE POWDERS FOR LI-ION BATTERY, AND METHODS FOR MANUFACTURING THE SAME  
Ferrous (II) phosphate (Fe3(PO4)2) powders, lithium iron phosphate (LiFePO4) powders for a Li-ion battery and methods for manufacturing the same are provided. The ferrous (II) phosphate powders...
US20130266864 FERROUS PHOSPHATE POWDERS, LITHIUM IRON PHOSPHATE POWDERS FOR LI-ION BATTERY, AND METHODS FOR MANUFACTURING THE SAME  
Ferrous (II) phosphate (Fe3(PO4)2) powders, lithium iron phosphate (LiFePO4) powders for a Li-ion battery and methods for manufacturing the same are provided. The ferrous (II) phosphate powders...
US20120321958 FERROUS PHOSPHATE (II) POWDERS, LITHIUM IRON PHOSPHATE POWDERS FOR LI-ION BATTERY, AND METHODS FOR MANUFACTURING THE SAME  
Ferrous phosphate (II) (Fe3(PO4)2) powders, lithium iron phosphate (LiFePO4) powders for a Li-ion battery and methods for manufacturing the same are provided. The ferrous phosphate (II) powders...
US20130164622 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
A positive active material for a rechargeable lithium battery including a compound represented by the following Chemical Formula 1: LixMyCozPO4 Chemical Formula 1 wherein 0≦x≦2, 0.98≦y≦1,...
US20130337327 CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME  
The present invention relates to a cathode active material for a lithium secondary battery comprising: a core including a compound represented by chemical formula 1, and a shell including a...
US20140141331 CATHODE ACTIVE MATERIAL, METHOD FOR PREPARING THE SAME, AND LITHIUM SECONDARY BATTERIES INCLUDING THE SAME  
The present invention relates to a cathode active material for a lithium secondary battery, a method for preparing the same, and a lithium secondary battery including the same. Provided is a...
US20140186700 ADVANCED, HIGH POWER AND ENERGY BATTERY ELECTRODE MANUFACTURED BY CO-EXTRUSION PRINTING  
A battery has an anode, a separator adjacent the anode, and a cathode adjacent the separator opposite the anode, the cathode comprising interdigitated stripes of materials, one of the materials...
US20150093641 Lithium Transition Metal Oxide Having Layered Structure  
Provided is a lithium metal compound oxide having a layered structure, which is very excellent as a positive electrode active material of a battery that is mounted on, particularly, an electric...
US20130216911 ACTIVE MATERIAL, ELECTRODE, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC ENERGY STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC UNIT  
A secondary battery includes: a cathode; an anode; and an electrolytic solution. The cathode includes two or more kinds of lithium transition metal complex phosphate particles including lithium...
US20130122370 CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY CONTAINING PHOSPHATE FLUORIDE AND PREPARATION METHOD THEREOF  
Provided is a cathode active material for lithium secondary battery containing the compound of Formula 1 doped or coated with phosphate fluoride, prepared by adding phosphate fluoride to the...
US20110305953 Positive active material for rechargeable lithium battery, method of preparing same, and rechargeable lithium battery including same  
A positive active material for a rechargeable lithium battery including a lithium metal oxide represented by the following Chemical Formula 1, a method of preparing the same, and a rechargeable...
US20100310936 CATHODE ACTIVE MATERIAL, CATHODE AND NONAQUEOUS SECONDARY BATTERY  
The present invention allows production of a battery which not only excels in terms of safety and cost, but also has a long life. A cathode active material of the present invention is represented...
US20110244329 CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY HAVING THE SAME  
Provided are a cathode active material for a lithium secondary battery and a lithium secondary battery including the same. The cathode active material includes a lithium composite oxide...
US20150056511 CATHODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND METHOD FOR ITS PRODUCTION  
To provide a cathode active material for a lithium ion secondary battery, which has high packing properties and high volume capacity density, and a method for its production. A cathode active...
US20140287311 Hetero-nanostructure Materials for Use in Energy-Storage Devices and Methods of Fabricating Same  
Hetero-nanostructure materials for use in energy-storage devices are disclosed. In some embodiments, a hetero-nanostructure material (100) includes a silicide nanoplatform (110), ionic host...
US20150263344 BATTERY, NEGATIVE ELECTRODE ACTIVE MATERIAL, AND ELECTRIC TOOL  
A battery is provided including a positive electrode; a negative electrode including a first negative electrode active material; and an electrolytic solution, wherein the first negative electrode...
US20130323607 SECONDARY ELECTROCHEMICAL CELLS WITH SEPARATOR AND ELECTROLYTE COMBINATION  
A secondary electrochemical cell comprises an anode, a cathode including electrochemically active cathode material, a separator between the anode and the cathode, and an electrolyte. The...
US20150171423 COMPOSITE CATHODE ACTIVE MATERIAL, CATHODE AND LITHIUM BATTERY COMPRISING THE SAME, AND PREPARATION METHOD THEREOF  
A composite cathode active material including a core comprising a lithium compound, and a coating layer formed on at least one portion of the core and including at least two oxide phases having...
US20130260224 OXYGEN SHUTTLE BATTERY  
The present invention provides a new rocking-chair-type battery employing oxygen ions as a charge shuttle that can be used to replace lithium ion batteries. The battery of the present invention is...
US20130323597 METHOD FOR THE PRODUCTION OF AN LMO PRODUCT  
A fused product including lithium-manganese spinel, which is optionally doped, having a spinel structure AB2O4, where the site A is occupied by lithium and the site B is occupied by manganese, it...
US20140242463 CATHODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY, METHOD FOR MANUFACTURING SAME, AND LITHIUM SECONDARY BATTERY INCLUDING SAME  
The present invention provides a positive active material for a secondary lithium battery, a method of preparing the positive active material, and a secondary lithium battery including the...
US20130052534 SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC DEVICE  
A cathode includes a lithium transition metal complex compound including lithium, one, or two or more transition metals, magnesium, and oxygen as constituent elements. In a standardized X-ray...
US20130183579 POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
A positive active material for a rechargeable lithium battery includes a core including a lithium composite metal oxide selected from the group consisting of compounds represented by the following...
US20140322605 MIXED CATHODE ACTIVE MATERIAL HAVING IMPROVED POWER CHARACTERISTICS AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME  
Provided are a mixed cathode active material having improved power characteristics and a lithium secondary battery including the same. More particularly, the present invention relates to a mixed...
US20150221940 CATHODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY, METHOD OF PRODUCING THE CATHODE ACTIVE MATERIAL, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY  
A cathode active material for a nonaqueous electrolyte secondary battery includes a core part and a shell part arranged to a surface of the core part. The core part includes an inorganic oxide...
US20140349162 Thermally Managed Battery Assembly  
A thermally managed Li-ion battery assembly including an anode and a cathode, wherein at least one of the anode and the cathode includes a thermocrystal metamaterial structure.
US20120015248 POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL  
A positive active material, a method of preparing the same, and a lithium battery including the same.
US20130337326 POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM BATTERY INCLUDING THE POSITIVE ACTIVE MATERIAL  
A positive active material including a lithium transition metal oxide with a layered or spinel structure; and a plurality of CNTs on a surface of the lithium transition metal oxide.
US20130273427 SECONDARY BATTERY HAVING IMPROVED SAFETY  
Disclosed is a secondary battery comprising an electrode assembly including a cathode, an anode and a separator interposed between the cathode and the anode, the secondary battery comprising a...
US20140106212 CATHODE MATERIALS HAVING HIGH ENERGY DENSITY AND LITHIUM SECONDARY BATTERY CONTAINING THE SAME  
Disclosed is a cathode material comprising a mixture of an oxide powder (a) defined herein and an oxide powder (b) selected from the group consisting of an oxide powder (b1) defined herein and an...
US20140315087 POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
A method of preparing a positive active material for a rechargeable lithium battery includes dry-coating a surface of a material capable of doping and dedoping lithium with a carbon nanotube.
US20140295274 METHOD FOR PREPARING POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING POSITIVE ACTIVE MATERIAL  
A rechargeable lithium battery includes a non-aqueous electrolyte, a negative electrode including a silicon-based negative active material, and a positive active material including a compound...
US20130316240 POSITIVE ACTIVE MATERIAL AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME  
The present invention provides a positive active material including a lithium-containing compound represented by the following Chemical Formula 1 and a rechargeable lithium battery including the...
US20150147650 ANTIMONY BASED ANODE MATERIAL FOR RECHARGEABLE BATTERIES AND PREPARATION METHOD  
An antimony based anode material for a rechargeable battery comprises nanoparticles of composition SbMxOy where M is a further element selected from the group consisting of Sn, Ni, Cu, In, Al, Ge,...
US20130052535 LITHIUM ION SECONDARY BATTERY ACTIVE MATERIAL, LITHIUM ION SECONDARY BATTERY ELECTRODE, LITHIUM ION SECONDARY BATTERY, ELECTRONIC DEVICE, ELECTRIC POWER TOOL, ELECTRIC VEHICLE, and POWER STORAGE SYSTEM  
A lithium ion secondary battery capable of improving the lithium ion input-output characteristics. An active material capable of storing and releasing lithium ions is a Li complex oxide or a Li...
US20150104710 CATHODE ACTIVE MATERIAL, CATHODE AND NONAQUEOUS SECONDARY BATTERY  
A cathode active material of the present invention is a cathode active material having a composition represented by General Formula (1) below, LiFe1−xMxP1-ySiyO4 (1), where: an average valence of...
US20150104709 CATHODE ACTIVE MATERIAL, CATHODE AND NONAQUEOUS SECONDARY BATTERY  
A cathode active material of the present invention is a cathode active material having a composition represented by General Formula (1) below, LiFe1-xMxP1-ySiyO4 (1), where: an average valence of...
US20120070708 CATHODE ACTIVE MATERIAL, CATHODE AND NONAQUEOUS SECONDARY BATTERY  
A cathode active material of the present invention is a cathode active material having a composition represented by General Formula (1) below, LiFe1-xMxP1-ySiyO4 (1), where: an average valence of...
US20090011323 Solid Oxide Electrochemical Devices Having an Improved Electrode  
An electrode with improved resistance to Cr poisoning comprising AxB3-xO4, wherein A is selected from the group consisting of Mn, Co, Fe, Cr, Cu, V, and Ni and B is selected from the group...
US20110192622 ANODE FOR LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, ELECTRIC POWER TOOL, ELECTRICAL VEHICLE, AND ELECTRIC POWER STORAGE SYSTEM  
There is provided an anode for a lithium ion secondary battery capable of improving the cycle characteristics, a lithium ion secondary battery using the same, an electric power tool using the...
US20110136005 Vitamin B12 iron battery  
A portable, rechargeable, and environmentally benign energy system, having an Iron Electrode (21) and a multitude of B12 molecules (41). The chemical energy is produced by the exchange of Cyanide...
US20140099548 METHOD OF PREPARING POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, POSITIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY PREPARED BY METHOD, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME  
Disclosed is a method of preparing a positive active material for a rechargeable lithium battery that includes mixing an iron source including a carbon source, a lithium source, and a phosphoric...
US20130244111 POSITIVE ACTIVE MATERIAL, METHOD OF PREPARING THE SAME, AND LITHIUM SECONDARY BATTERY USING THE SAME  
Provided are a positive active material including a spinel lithium manganese oxide surface-coated with one or more types of nanoparticles selected from olivine-type lithium metal phosphate and...
US20130143123 MESOPOROUS METAL PHOSPHATE MATERIALS FOR ENERGY STORAGE APPLICATION  
Mesoporous particles each including LiFePO4 or Li3V2(PO4)3 crystallites and uniform coating of amorphous carbon on the surface of each of the crystallites. The crystallites have a size of 20-50 nm...
US20120107691 POSITIVE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY AND METHOD OF MANUFACTURING SAME  
A positive active material for a lithium secondary battery comprises a core comprising a compound that can reversibly intercalate and deintercalate lithium; and a compound attached to the surface...