Timofeeva
Elena Timofeeva, Chicago, IL US
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20110001081 | HEAT TRANSFER FLUIDS CONTAINING NANOPARTICLES - A nanofluid of a base heat transfer fluid and a plurality of ceramic nanoparticles suspended throughout the base heat transfer fluid applicable to commercial and industrial heat transfer applications. The nanofluid is stable, non-reactive and exhibits enhanced heat transfer properties relative to the base heat transfer fluid, with only minimal increases in pumping power required relative to the base heat transfer fluid. In a particular embodiment, the plurality of ceramic nanoparticles comprise silicon carbide and the base heat transfer fluid comprises water and water and ethylene glycol mixtures. | 01-06-2011 |
20130084502 | Intermetallic Nanoparticles - A process for preparing intermetallic nanoparticles of two or more metals is provided. In particular, the process includes the steps: a) dispersing nanoparticles of a first metal in a solvent to prepare a first metal solution, b) forming a reaction mixture with the first metal solution and a reducing agent, c) heating the reaction mixture to a reaction temperature; and d) adding a second metal solution containing a salt of a second metal to the reaction mixture. During this process, intermetallic nanoparticles, which contain a compound with the first and second metals are formed. The intermetallic nanoparticles with uniform size and a narrow size distribution is also provided. An electrochemical device such as a battery with the intermetallic nanoparticles is also provided. | 04-04-2013 |
20150280240 | INTERMETALLIC NANOPARTICLES - A process for preparing intermetallic nanoparticles of two or more metals is provided. In particular, the process includes the steps: a) dispersing nanoparticles of a first metal in a solvent to prepare a first metal solution, b) forming a reaction mixture with the first metal solution and a reducing agent, c) heating the reaction mixture to a reaction temperature; and d) adding a second metal solution containing a salt of a second metal to the reaction mixture. During this process, intermetallic nanoparticles, which contain a compound with the first and second metals are formed. The intermetallic nanoparticles with uniform size and a narrow size distribution is also provided. An electrochemical device such as a battery with the intermetallic nanoparticles is also provided. | 10-01-2015 |
Elena V. Timofeeva, Chicago, IL US
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20140084205 | NANOPARTICLES FOR HEAT TRANSFER AND THERMAL ENERGY STORAGE - An article of manufacture and method of preparation thereof. The article of manufacture and method of making the article includes an eutectic salt solution suspensions and a plurality of nanocrystalline phase change material particles having a coating disposed thereon and the particles capable of undergoing the phase change which provides increase in thermal energy storage. In addition, other articles of manufacture can include a nanofluid additive comprised of nanometer-sized particles consisting of copper decorated graphene particles that provide advanced thermal conductivity to heat transfer fluids | 03-27-2014 |
20140312263 | ADVANCED THERMAL PROPERTIES OF A SUSPENSION WITH GRAPHENE NANO-PLATELETS (GNPS) AND CUSTOM FUNCTIONALIZED F-GNPS - A method for producing nanofluids with multilayered graphene nanoplatelets for providing improved heat transfer coolant fluids. A method for optimizing the concentration of nanoplatelets based on their morphology that allows achieving high thermal conductivity and low viscosity thus resulting in high heat transfer coefficient. A method is provided to functionalize as received graphene nanoplatelets by oxidaitively treating the multilayered graphene/nanothin graphite to generate highly dispensable nanoparticles for suspension in polar fluids for cooling thermal sources, such as power electronics and other heat transfer cooling applications. | 10-23-2014 |
Olga Timofeeva, North Potomac, MD US
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20100184697 | PEPTIDE-BASED STAT INHIBITOR - A peptide or peptidomimetic comprising the amino acid sequence of the second helix of a STAT protein, or a variant of such sequence, wherein the peptide or peptidomimetic comprises about 40 or fewer amino acids and binds to a STAT protein, as well as a method of inhibiting a STAT protein in a cell, a method of treating or preventing a disease associated with STAT overexpression in a host, and related compounds, compositions, and methods. | 07-22-2010 |
Tatiana Vladimirovna Timofeeva, Las Vegas, NM US
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20150299226 | TUNABLE METAL-ORGANIC FRAMEWORKS - A method, system, and apparatus for tunable metal-organic frameworks comprises a plurality of metallic ions, a plurality of organic linking anions that connect adjacent metallic ions of the plurality of metallic ions, and a plurality of cations connected to the plurality of organic linking anions, wherein the plurality of cations are selected from the group consisting of inorganic cations, organic cations, imidazolium based cations, pyridinium based cations, and cationic organic polymers and coordinated ligands. | 10-22-2015 |