Patent application number | Description | Published |
20080206554 | Hydroxyapatite With Controllable Size And Morphology - A ceramic powder of non-agglomerated non-aggregated phase-pure hydroxyapatite having a controllable morphology. Also presented is a film of phasepure crystalline hydroxyapatite grains having a controllable morphology. Methods for preparing the same are also provided. | 08-28-2008 |
20080246003 | Thermodynamically Stable Solutions Of Chalcogenide-Bound Lanthanide Compounds With Improved Quantum Efficiency - Thermodynamically stable solutions of chalcogenide-bound Ln compounds with one or more Ln ions coordinated or bound by chalcogenolate, chalcogenide or polychalcogenido ligands by means of the ligand chalcogenide atom, wherein the Ln compounds are dissolved at a level up to about 90 vol. % in a host solvent optically transparent to wavelengths at which excitation, fluorescence or luminescence of the Ln ions occurs. | 10-09-2008 |
20090142578 | METHOD OF HYDROTHERMAL LIQUID PHASE SINTERING OF CERAMIC MATERIALS AND PRODUCTS DERIVED THEREFROM - Provided here is a method of producing a monolithic body from a porous matrix, comprising: (i) providing a porous matrix having interstitial spaces and comprising at least a first reactant; (ii) contacting the porous matrix with an infiltrating medium that carries at least a second reactant; (iii) allowing the infiltrating medium to infiltrate at least a portion of the interstitial spaces of the porous matrix under conditions that promote a reaction between the at least first reactant and the at least second reactant to provide at least a first product; and (iv) allowing the at least first product to form and fill at least a portion of the interstitial spaces of the porous matrix, thereby producing a monolithic body, wherein the monolithic body does not comprise barium titanate. | 06-04-2009 |
20090143211 | SYSTEMS AND METHODS FOR CARBON CAPTURE AND SEQUESTRATION AND COMPOSITIONS DERIVED THEREFROM - A method of sequestering a greenhouse gas is described, which comprises: (i) providing a solution carrying a first reagent that is capable of reacting with a greenhouse gas; (ii) contacting the solution with a greenhouse gas under conditions that promote a reaction between the at least first reagent and the greenhouse gas to produce at least a first reactant; (iii) providing a porous matrix having interstitial spaces and comprising at least a second reactant; (iv) allowing a solution carrying the at least first reactant to infiltrate at least a substantial portion of the interstitial spaces of the porous matrix under conditions that promote a reaction between the at least first reactant and the at least second reactant to provide at least a first product; and (v) allowing the at least first product to form and fill at least a portion of the interior spaces of the porous matrix, thereby sequestering a greenhouse gas. | 06-04-2009 |
20100040668 | Biomimetic Hydroxyapatite Composite Materials and Methods for the Preparation Thereof - The present invention is related to methods for preparing composite materials, which include nanoscale hydroxyapatite, and the composite materials and articles prepared therewith. | 02-18-2010 |
20100331168 | MAGNESIUM-SUBSTITUTED HYDROXYAPATITES - A stable, phase-pure magnesium-substituted crystalline hydroxyapatite containing from about 2.0 to about 29 wt % magnesium, wherein at least 75 wt % of the magnesium content is substituted for calcium ions in the hydroxyapatite lattice structure. | 12-30-2010 |
20110044876 | LOW TEMPERATURE METAL OXIDE SYNTHESIS - A method for the decomposition of one or more metal oxide precursor compounds, at least one of which is a metal carboxylate salt, to a metal oxide or mixed metal oxide by contacting the metal oxide precursor compound or compounds with an aqueous reaction mixture at a pH, pressure and temperature effective to decompose all metal oxide precursor compounds, wherein the temperature is between about room temperature and about 350° C. and the contact duration is effective to decompose all metal oxide precursor compounds to form an essentially pure metal oxide or mixed metal oxide. | 02-24-2011 |
20110104469 | METHOD OF HYDROTHERMAL LIQUID PHASE SINTERING OF CERAMIC MATERIALS AND PRODUCTS DERIVED THEREFROM - Provided here is a method of producing a monolithic body from a porous matrix, comprising: (i) providing a porous matrix having interstitial spaces and comprising at least a first reactant; (ii) contacting the porous matrix with an infiltrating medium that carries at least a second reactant; (iii) allowing the infiltrating medium to infiltrate at least a portion of the interstitial spaces of the porous matrix under conditions that promote a reaction between the at least first reactant and the at least second reactant to provide at least a first product; and (iv) allowing the at least first product to form and fill at least a portion of the interstitial spaces of the porous matrix, thereby producing a monolithic body, wherein the monolithic body does not comprise barium titanate. | 05-05-2011 |
20110129407 | SYSTEMS AND METHODS FOR CAPTURE AND SEQUESTRATION OF GASES AND COMPOSITIONS DERIVED THEREFROM - A method of sequestering a greenhouse gas is described, which comprises: (i) providing a solution carrying a first reagent that is capable of reacting with a greenhouse gas; (ii) contacting the solution with a greenhouse gas under conditions that promote a reaction between the at least first reagent and the greenhouse gas to produce at least a first reactant; (iii) providing a porous matrix having interstitial spaces and comprising at least a second reactant; (iv) allowing a solution carrying the at least first reactant to infiltrate at least a substantial portion of the interstitial spaces of the porous matrix under conditions that promote a reaction between the at least first reactant and the at least second reactant to provide at least a first product; and (v) allowing the at least first product to form and fill at least a portion of the interior spaces of the porous matrix, thereby sequestering a greenhouse gas. | 06-02-2011 |
20110158873 | SEQUESTRATION OF A GAS EMITTED BY AN INDUSTRIAL PLANT - A method of sequestering a multi-element gas emitted by an industrial plant is described herein, the method comprising: contacting a solution, including a first reactant comprising a multi-element gas emitted by an industrial plant and at least one gas absorber comprising nitrogen, for example ammonia or an amine, with a solid, including a second reactant, under conditions that promote a reaction between the first reactant and the second reactant to provide a first product, which incorporates one or more elements of the multi-element gas, thereby sequestering the multi-element gas. | 06-30-2011 |
20110182799 | SEQUESTRATION OF A GAS EMITTED BY AN INDUSTRIAL PLANT - A method of sequestering a multi-element gas emitted by an industrial plant is described herein, the method comprising: contacting a solution, including a first reactant comprising a multi-element gas emitted by an industrial plant and at least one gas absorber comprising nitrogen, for example ammonia or an amine, with a solid, including a second reactant, under conditions that promote a reaction between the first reactant and the second reactant to provide a first product, which incorporates one or more elements of the multi-element gas, thereby sequestering the multi-element gas. | 07-28-2011 |
20120312194 | SYNTHETIC FORMULATIONS AND METHODS OF MANUFACTURING AND USING THEREOF - A method for producing a reaction product including at least one synthetic formulation that carbonates sufficiently, said method comprising: providing a first raw material, having a first concentration of M; providing a second raw material, having a second concentration of Me; and mixing the first raw material and the second raw material to produce a reaction product that includes at least one synthetic formulation having the general formula M | 12-13-2012 |
20130032759 | NEAR INFRARED-EMITTING ER AND YB/ER DOPED CEF3 NANOPARTICULATES WITH NO VISIBLE UPCONVERSION - A rare earth element composition comprising CeF | 02-07-2013 |
20130078476 | HYDROXYAPATITE WITH CONTROLLABLE SIZE AND MORPHOLOGY - Methods are presented for a continuous, two-step, phase sequenced deposition of hydroxyapatite film over the surface of the substrate. | 03-28-2013 |
20130122267 | BONDING ELEMENT, BONDING MATRIX AND COMPOSITE MATERIAL HAVING THE BONDING ELEMENT, AND METHOD OF MANUFACTURING THEREOF - A bonding element, a bonding element matrix and composite materials with a wide range of attractive properties that may be optimized, including, but not limited to, mechanical properties, thermal properties, magnetic properties, optical properties and nuclear properties, as a result of a first layer and second layer structure or core, first layer, and second layer structure of the bonding elements, as well as methods for making the bonding elements and the corresponding ceramic and/or composite materials. | 05-16-2013 |
20130320263 | SURFACTANT EFFECTS ON EFFICIENCY ENHANCEMENT OF LUMINESCENT PARTICLES - Disclosed are luminescent compositions having luminescent particles coated by a surface capping agent. Luminescent particles include rare earth doped phosphors, semiconductor quantum dots, and organic phosphors. Surfactants include macromolecules, polypeptides, polysaccharides, and polymers. Rare earth doped phosphors have host compositions and rare earth dopants, wherein the host compositions include NaYF | 12-05-2013 |
20140076404 | IR-ACTIVATED PHOTOELECTRIC SYSTEMS - Photoelectric systems combining a semiconductor and a phosphorescent compound with an emission spectrum of photons with energy levels equal to or greater than the activation energy of the semiconductor, wherein the phosphorescent compound is characterized by the emission spec-tram being produced by excitation of the phosphorescent compound with lower energy photons and the separation distance between the semiconductor and the phosphorescent compound is less than the distance at or above which scattering losses predominate. Methods are that embody technological applications of the photoelectric systems are also disclosed, as well as articles that embody technological applications of the photoelectric systems. | 03-20-2014 |
20140093659 | Precursors and Transport Methods for Hydrothermal Liquid Phase Sintering (HLPS) - A method of producing a monolithic ceramic body from a porous matrix includes providing a porous matrix having interstitial spaces, providing an infiltrating medium comprising a solvent and at least one reactive species, and infiltrating at least a portion of the interstitial space of the porous matrix with the infiltrating medium. The solvent is an inert medium that is not chemically reactive with the porous matrix, and is in a liquid phase when in the portion of the interstitial space of the porous matrix. The infiltrating medium is mechanically convected through the porous matrix. The at least one reactive species, when in a portion of the interstitial space of the porous matrix, reacts with a portion of the porous matrix to form a product, and the product fills at least a portion of the interstitial space. | 04-03-2014 |
20140127450 | MARBLE-LIKE COMPOSITE MATERIALS AND METHODS OF PREPARATION THEREOF - The invention provides novel marble-like composite materials and methods for preparation thereof. The marble-like composite materials can be readily produced from widely available, low cost raw materials by a process suitable for large-scale production. The precursor materials include calcium silicate and calcium carbonate rich materials, for example, wollastonite and limestone. Various additives can be used to fine-tune the physical appearance and mechanical properties of the composite material, such as pigments (e.g., black iron oxide, cobalt oxide and chromium oxide) and minerals (e.g., quartz, mica and feldspar). These marble-like composite materials exhibit veins, swirls and/or waves unique to marble as well as display compressive strength, flexural strength and water absorption similar to that of marble. | 05-08-2014 |
20140127458 | SLATE-LIKE COMPOSITE MATERIALS AND METHODS OF PREPARATION THEREOF - The invention provides novel slate-like composite materials and methods for preparation thereof. The slate-like composite materials can be readily produced from widely available, low cost precursor materials by a process suitable for large-scale production. The precursor materials include calcium silicate, for example, wollastonite, and particulate filler materials which comprise silicon dioxide-rich materials such as quartz, mica, feldspar, sand and glass. Additives can include calcium carbonate-rich and magnesium carbonate-rich materials. Various additives can be used to fine-tune the physical appearance and mechanical properties of the composite material, such as colorants such as particles of colored materials, such as colored glass, colored sand, and colored quartz particles, and pigments (e.g., black iron oxide, cobalt oxide and chromium oxide). These slate-like composite materials exhibit visual patterns unique to slate as well as display compressive strength, flexural strength and water absorption similar to that of slate. | 05-08-2014 |
20140193331 | MULTIFUNCTIONAL INFRARED-EMITTING COMPOSITES - Disclosed is a method of non-invasive infrared imaging, comprising (a) administering a composition containing infrared-emitting particles which contain rare earth elements that emit in the short-wavelength infrared (SWIR) spectrum, where the particles are encapsulated with a biocompatible matrix to form downconverting encapsulated particles; and (b) irradiating with infrared radiation, where both excitation and emission spectra of the encapsulated particles are in the infrared region. Analogous methods of image-guided biomedical intervention, and drug tracking and delivery are also disclosed. Also disclosed is a composition for biomedical applications, containing infrared-emitting particles which contain rare earth-elements that emit in the short-wavelength infrared (SWIR) spectrum, where the particles are encapsulated with a biocompatible matrix to form downconverting encapsulated particles. | 07-10-2014 |
20140308507 | SYSTEMS AND METHODS FOR CAPTURE AND SEQUESTRATION OF GASES AND COMPOSITIONS DERIVED THEREFROM - A composition is produced by a hydrothermal liquid phase sintering process, and the process includes providing a porous matrix, the porous matrix having a shape, and allowing a component of the porous matrix to undergo a reaction with an infiltrating medium to form a first product, the infiltrating medium including a greenhouse gas, a remainder of the porous matrix acting as a scaffold for facilitating the formation of the first product. The composition includes the first product and the reminder of the porous matrix. The composition has a microstructure that resembles a net-like interconnecting network. The composition maintains the shape of the porous matrix. The composition is free of hydraulic bonds. | 10-16-2014 |