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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.
US20110143202 Monolithic Three-Dimensional Electrochemical Energy Storage System on Aerogel or Nanotube Scaffold  
A monolithic three-dimensional electrochemical energy storage system is provided on an aerogel or nanotube scaffold. An anode, separator, cathode, and cathodic current collector are deposited on...
US20110192623 ANODE FOR LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, ELECTRIC TOOL, BATTERY CAR, AND ELECTRIC POWER STORAGE SYSTEM  
A lithium ion secondary battery having superior cycle characteristic is provided. The lithium ion secondary battery includes a cathode, an anode and an electrolyte. The anode has an anode active...
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...
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...
US20140162130 COMPOSITIONS COMPRISING FREE-STANDING TWO-DIMENSIONAL NANOCRYSTALS  
The present invention is directed to compositions comprising free standing and stacked assemblies of two dimensional crystalline solids, and methods of making the same.
US20110143173 Metal Oxygen Battery Containing Oxygen Storage Materials  
A battery system includes a metal oxygen battery. The metal oxygen battery includes a first electrode, an oxygen storage material, and a selective transport member separating the oxygen storage...
US20130302702 SEPARATOR FOR ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE DEVICE  
The object of an exemplary embodiment of the invention is to provide a separator for an electric storage device which has small heat shrinkage in a high-temperature environment, and in which the...
US20140120428 LITHIUM-SULPHUR BATTERY WITH HIGH SPECIFIC ENERGY  
The invention provides for a method of discharging a chemical source of electric energy in two stages. The chemical source of electric energy comprises a positive electrode (cathode) including...
US20110117435 HIGH-POWER BATTERY  
A method of forming battery electrodes with high specific surface and thin layers of active material is disclosed. The method enables low series resistance and high battery power.
US20150210044 COMPOSITIONS COMPRISING FREE-STANDING TWO-DIMENSIONAL NANOCRYSTALS  
The present invention is directed to compositions comprising free standing and stacked assemblies of two dimensional crystalline solids, useful for physical and electrochemical applications.
US20130330637 SEPARATOR FOR ELECTRIC STORAGE DEVICE AND ELECTRIC STORAGE DEVICE  
The object of an exemplary embodiment of the invention is to provide a separator for an electric storage device which has small thermal shrinkage under high-temperature environment, and in which...
US20110300444 ANODE FOR LITHIUM ION SECONDARY BATTERY, LITHIUM ION SECONDARY BATTERY, ELECTRIC POWER TOOL, ELECTRICAL VEHICLE, AND ELECTRIC POWER STORAGE SYSTEM  
A lithium secondary battery that has high capacity and excellent cycle characteristics is provided. The lithium ion secondary battery includes a cathode, an anode, and an electrolyte. The anode...
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...
US20120121973 NEGATIVE ACTIVE MATERIAL AND LITHIUM SECONDARY BATTERY WITH THE SAME, AND METHOD FOR MANUFACTURING THE LITHIUM SECONDARY BATTERY  
Disclosed herein is a negative active material for a lithium secondary battery. The negative active material according to an exemplary embodiment of the present invention includes nanoparticles...
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...
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...
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.
US20140193723 CONDUCTIVITY CONTROL IN ELECTROCHEMICAL CELLS  
Electrochemical cells having desirable electronic and ionic conductivities, and associated systems and methods, are generally described.
US20130105386 TUBULAR PORE MATERIAL  
Product formed from a ceramic material, at least part of the said product not being formed from amorphous silica and including pores and satisfying the following criteria (a), (b) and (c): (a) at...
US20060121355 Electrolyte for lithium-sulphur batteries and lithium-sulphur batteries using the same  
An electrolyte for a lithium-sulphur battery, the electrolyte comprising a solution of at least one electrolyte salt in at least two aprotic solvents. The components of the solution may be...
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,...
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...
US20070231698 CURRENT COLLECTOR, NEGATIVE ELECTRODE AND BATTERY  
A current collector includes a first principal plane and a second principal plane. In the current collector, the roughness of the first principal plane and second principal plane being mutually...
US20130224593 COMPLIANT SEAL STRUCTURES FOR PROTECTED ACTIVE METAL ANODES  
Protected anode architectures have ionically conductive protective membrane architectures that, in conjunction with compliant seal structures and anode backplanes, effectively enclose an active...
US20150207140 METAL FLUORIDE AND PHOSPHATE NANOCOMPOSITES AS ELECTRODE MATERIALS  
The present invention relates to primary and secondary electrochemical energy storage systems. More particularly, the present invention relates to such systems as battery cells, especially battery...
US20130302682 METAL FLUORIDE AND PHOSPHATE NANOCOMPOSITES AS ELECTRODE MATERIALS  
The present invention relates to primary and secondary electrochemical energy storage systems. More particularly, the present invention relates to such systems as battery cells, especially battery...
US20140255780 ELECTROCHEMICAL CELLS COMPRISING FIBRIL MATERIALS, SUCH AS FIBRIL CELLULOSE MATERIALS  
The use of fibril materials, such as fibril cellulose materials and other similar materials, in electrochemical cells and components thereof is generally described.
US20090317719 Material With Core-Shell Structure  
Disclosed is a material having a composite particle. The composite particle includes an outer shell containing an element such as carbon, nitrogen, oxygen or sulfur and an inner core made from a...
US20150155562 NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME  
A method of preparing a negative active material for a rechargeable lithium battery including preparing a powder including a silicon-carbon composite or a Si-based material represented by SiOx...
US20150017497 CATHODE ACTIVE SEGMENT FOR AN ELETROCHEMICAL CELL  
The invention is directed towards a cathode active segment for an electrochemical cell. The cathode active segment includes at least one cathode active material, a cross-sectional width including...
US20100330423 INTERCONNECTED HOLLOW NANOSTRUCTURES CONTAINING HIGH CAPACITY ACTIVE MATERIALS FOR USE IN RECHARGEABLE BATTERIES  
Provided are electrode layers for use in rechargeable batteries, such as lithium ion batteries, and related fabrication techniques. These electrode layers have interconnected hollow nanostructures...
US20130202956 Methods and Energy Storage Devices utilizing electrolytes having surface-smoothing additives  
Electrodeposition and energy storage devices utilizing an electrolyte having a surface-smoothing additive can result in self-healing, instead of self-amplification, of initial protuberant tips...
US20150155550 ELECTROCHEMICAL CELLS COMPRISING POROUS STRUCTURES COMPRISING SULFUR  
The present invention relates to the use of porous structures comprising sulfur in electrochemical cells. Such materials may be useful, for example, in forming one or more electrodes in an...
US20110076560 ELECTROCHEMICAL CELLS COMPRISING POROUS STRUCTURES COMPRISING SULFUR  
The present invention relates to the use of porous structures comprising sulfur in electrochemical cells. Such materials may be useful, for example, in forming one or more electrodes in an...
US20110070494 Electrochemical cells comprising porous structures comprising sulfur  
The present invention relates to the use of porous structures comprising sulfur in electrochemical cells. Such materials may be useful, for example, in forming one or more electrodes in an...
US20110070491 ELECTROCHEMICAL CELLS COMPRISING POROUS STRUCTURES COMPRISING SULFUR  
The present invention relates to the use of porous structures comprising sulfur in electrochemical cells. Such materials may be useful, for example, in forming one or more electrodes in an...
US20110059361 ELECTROCHEMICAL CELLS COMPRISING POROUS STRUCTURES COMPRISING SULFUR  
The present invention relates to the use of porous structures comprising sulfur in electrochemical cells. Such materials may be useful, for example, in forming one or more electrodes in an...
US20090197182 SOLID STATE BATTERY  
A solid state battery comprising: a solid electrolyte; a positive electrode containing an active material; and a negative electrode containing an active material is provided. The solid electrolyte...
US20120231322 Positive active material for rechargeable lithium battery, method of manufacturing the same and rechargeable lithium battery using the same  
A positive active material for a rechargeable lithium battery, a method of manufacturing the same, and a rechargeable lithium battery using the same, the positive active material including a...
US20140234715 PROTECTIVE COATINGS FOR CONVERSION MATERIAL CATHODES  
Battery systems using coated conversion materials as the active material in battery cathodes are provided herein. Protective coatings may be an oxide, phosphate, or fluoride, and may be lithiated....
US20090186267 Porous silicon particulates for lithium batteries  
An anode structure for lithium batteries includes nanofeatured silicon particulates dispersed in a conductive network. The particulates are preferably made from metallurgical grade silicon powder...
US20120328915 LITHIUM-ION SECONDARY BATTERY, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, POWER STORAGE SYSTEM, ELECTRIC TOOL, AND ELECTRONIC DEVICE  
A lithium-ion secondary battery includes a positive electrode, a negative electrode containing an active material, and an electrolytic solution, in which the active material includes a core...
US20140072874 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 including the same, a lithium battery including the cathode, and preparation method thereof are disclosed. The composite cathode active material...
US20150099185 LITHIUM ION BATTERIES COMPRISING NANOFIBERS  
Lithium ion batteries, electrodes, nanofibers, and methods for producing same are disclosed herein. Provided herein are batteries having (a) increased energy density; (b) decreased pulverization...
US20130209883 NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME  
According to an embodiment of the present invention, a negative active material for a rechargeable lithium battery includes silicon oxide particles represented by SiOx (where 0
US20150050556 ETCHED SILICON STRUCTURES, METHOD OF FORMING ETCHED SILICON STRUCTURES AND USES THEREOF  
A method of etching silicon of a material comprising silicon, the method comprising the steps of partially covering a silicon surface of the material comprising silicon with an elemental metal and...
US20110223487 ELECTROCHEMICAL CELL WITH SINTERED CATHODE AND BOTH SOLID AND LIQUID ELECTROLYTE  
An electrochemical cell has an anode of electrochemically-active material; a cathode of electrochemically-active, porous, liquid-permeable, sintered, ceramic material; and a solid-state,...