Patent application number | Description | Published |
20100081057 | Nanocomposite of graphene and metal oxide materials - Nanocomposite materials comprising a metal oxide bonded to at least one graphene material. The nanocomposite materials exhibit a specific capacity of at least twice that of the metal oxide material without the graphene at a charge/discharge rate greater than about 10C. | 04-01-2010 |
20100178586 | Novel Approach for Improved Stability and Performance of SOFC Metallic Interconnects - The present invention provides a material and a method for its creation and use wherein a reactive element, preferably a rare earth element, is included in an oxide coating material. The inclusion of this material modifies the growth and structure of the scale beneath the coating on metal substrate and improves the scale adherence to the metal substrate. | 07-15-2010 |
20100202952 | NANOWIRE SYNTHESIS FROM VAPOR AND SOLID SOURCES - Methods of the present invention can be used to synthesize nanowires with controllable compositions and/or with multiple elements. The methods can include coating solid powder granules, which comprise a first element, with a catalyst. The catalyst and the first element should form when heated a liquid, mixed phase having a eutectic or peritectic point. The granules, which have been coated with the catalyst, can then be heated to a temperature greater than or equal to the eutectic or peritectic point. During heating, a vapor source comprising the second element is introduced. The vapor source chemically interacts with the liquid, mixed phase to consume the first element and to induce condensation of a product that comprises the first and second elements in the form of a nanowire. | 08-12-2010 |
20110033746 | Self assembled multi-layer nanocomposite of graphene and metal oxide materials - Nanocomposite materials having at least two layers, each layer consisting of one metal oxide bonded to at least one graphene layer were developed. The nanocomposite materials will typically have many alternating layers of metal oxides and graphene layers, bonded in a sandwich type construction and will be incorporated into an electrochemical or energy storage device. | 02-10-2011 |
20110045347 | Self Assembled Multi-Layer Nanocomposite of Graphene and Metal Oxide Materials - Nanocomposite materials having at least two layers, each layer consisting of one metal oxide bonded to at least one graphene layer were developed. The nanocomposite materials will typically have many alternating layers of metal oxides and graphene layers, bonded in a sandwich type construction and will be incorporated into an electrochemical or energy storage device. | 02-24-2011 |
20110111299 | LITHIUM ION BATTERIES WITH TITANIA/GRAPHENE ANODES - Lithium ion batteries having an anode comprising at least one graphene layer in electrical communication with titania to form a nanocomposite material, a cathode comprising a lithium olivine structure, and an electrolyte. The graphene layer has a carbon to oxygen ratio of between 15 to 1 and 500 to 1 and a surface area of between 400 and 2630 m | 05-12-2011 |
20120077067 | Fe-V Redox Flow Batteries - A redox flow battery having a supporting solution that includes Cl | 03-29-2012 |
20120077068 | Redox Flow Batteries Having Multiple Electroactive Elements - Introducing multiple redox reactions with a suitable voltage range can improve the energy density of redox flow battery (RFB) systems. One example includes RFB systems utilizing multiple redox pairs in the positive half cell, the negative half cell, or in both. Such RFB systems can have a negative electrolyte, a positive electrolyte, and a membrane between the negative electrolyte and the positive electrolyte, in which at least two electrochemically active elements exist in the negative electrolyte, the positive electrolyte, or both. | 03-29-2012 |
20120077079 | Redox Flow Batteries Based on Supporting Solutions Containing Chloride - Redox flow battery systems having a supporting solution that contains Cl | 03-29-2012 |
20120088154 | Graphene-Sulfur Nanocomposites for Rechargeable Lithium-Sulfur Battery Electrodes - Rechargeable lithium-sulfur batteries having a cathode that includes a graphene-sulfur nanocomposite can exhibit improved characteristics. The graphene-sulfur nanocomposite can be characterized by graphene sheets with particles of sulfur adsorbed to the graphene sheets. The sulfur particles have an average diameter less than 50 nm. | 04-12-2012 |
20120107213 | Energy Storage Devices Having Electrodes Comprising Nanowires - Methods of the present invention can be used to synthesize nanowires with controllable compositions and/or with multiple elements. The methods can include coating solid powder granules, which comprise a first element, with a catalyst. The catalyst and the first element should form when heated a liquid, mixed phase having a eutectic or peritectic point. The granules, which have been coated with the catalyst, can then be heated to a temperature greater than or equal to the eutectic or peritectic point. During heating, a vapor source comprising the second element is introduced. The vapor source chemically interacts with the liquid, mixed phase to consume the first element and to induce condensation of a product that comprises the first and second elements in the form of a nanowire. | 05-03-2012 |
20120107660 | Redox Flow Batteries Based on Supporting Solutions Comprising a Mixture of Acids - Redox flow battery systems having a supporting solution that contains Cl” ions can exhibit improved performance and characteristics. Furthermore, a supporting solution having mixed SO | 05-03-2012 |
20120164534 | GRAPHENE/LiFePO4 CATHODE WITH ENHANCED STABILITY - A lithium ion battery having an anode, an electrolyte, and a cathode comprising nano-structured carbon in electrical communication with LiFePO | 06-28-2012 |
20120244406 | Iron-Sulfide Redox Flow Batteries - Iron-sulfide redox flow battery (RFB) systems can be advantageous for energy storage, particularly when the electrolytes have pH values greater than 6. Such systems can exhibit excellent energy conversion efficiency and stability and can utilize low-cost materials that are relatively safer and more environmentally friendly. One example of an iron-sulfide RFB is characterized by a positive electrolyte that comprises Fe(III) and/or Fe(II) in a positive electrolyte supporting solution, a negative electrolyte that comprises S | 09-27-2012 |
20120295096 | NANOCOMPOSITE OF GRAPHENE AND METAL OXIDE MATERIALS - Nanocomposite materials comprising a metal oxide bonded to at least one graphene material. The nanocomposite materials exhibit a specific capacity of at least twice that of the metal oxide material without the graphene at a charge/discharge rate greater than about 10 C. | 11-22-2012 |
20120295147 | NANOMATERIALS FOR SODIUM-ION BATTERIES - A crystalline nanowire and method of making a crystalline nanowire are disclosed. The method includes dissolving a first nitrate salt and a second nitrate salt in an acrylic acid aqueous solution. An initiator is added to the solution, which is then heated to form polyacrylatyes. The polyacrylates are dried and calcined. The nanowires show high reversible capacity, enhanced cycleability, and promising rate capability for a battery or capacitor. | 11-22-2012 |
20120305165 | SELF ASSEMBLED MULTI-LAYER NANOCOMPOSITE OF GRAPHENE AND METAL OXIDE MATERIALS - Nanocomposite materials having at least two layers, each layer consisting of one metal oxide bonded to at least one graphene layer were developed. The nanocomposite materials will typically have many alternating layers of metal oxides and graphene layers, bonded in a sandwich type construction and will be incorporated into an electrochemical or energy storage device. | 12-06-2012 |
20130095386 | Metal Fluoride Electrode Protection Layer and Method of Making Same - Modifications to the surface of an electrode and/or the surfaces of the electrode material can improve battery performance. For example, the modifications can improve the capacity, rate capability and long cycle stability of the electrode and/or may minimize undesirable catalytic effects. In one instance, metal-ion batteries can have an anode that is coated, at least in part, with a metal fluoride protection layer. The protection layer is preferably less than 100 nm in thickness. | 04-18-2013 |
20130260204 | Energy Storage Systems Having an Electrode Comprising LixSy - Improved lithium-sulfur energy storage systems can utilizes Li | 10-03-2013 |
20130266836 | Hybrid Energy Storage Systems Utilizing Redox Active Organic Compounds - Redox flow batteries (RFB) have attracted considerable interest due to their ability to store large amounts of power and energy. Non-aqueous energy storage systems that utilize at least some aspects of RFB systems are attractive because they can offer an expansion of the operating potential window, which can improve on the system energy and power densities. One example of such systems has a separator separating first and second electrodes. The first electrode includes a first current collector and volume containing a first active material. The second electrode includes a second current collector and volume containing a second active material. During operation, the first source provides a flow of first active material to the first volume. The first active material includes a redox active organic compound dissolved in a non-aqueous, liquid electrolyte and the second active material includes a redox active metal. | 10-10-2013 |
20140030181 | NANOCOMPOSITE OF GRAPHENE AND METAL OXIDE MATERIALS - Nanocomposite materials comprising a metal oxide bonded to at least one graphene material. The nanocomposite materials exhibit a specific capacity of at least twice that of the metal oxide material without the graphene at a charge/discharge rate greater than about 10 C. | 01-30-2014 |
20140199607 | REDOX FLOW BATTERIES BASED ON SUPPORTING SOLUTIONS CONTAINING CHLORIDE - Redox flow battery systems having a supporting solution that contains Cl | 07-17-2014 |