Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8088982 | Multifunctional biomaterials as scaffolds for electronic, optical, magnetic, semiconducting, and biotechnological applications One-dimensional ring structures from M13 viruses were constructed by two genetic modifications encoding binding peptides and synthesis of a heterobifunctional linker molecule. The bifunctional viruses displayed an anti-streptavidin peptide and hexahistidine (SEQ ID ... | 01/03/2012 |
| 8035016 | Method of using gold nanorods-siRNA complexes Provided are methods and compositions for inhibiting expression of one or more target genes. The compositions contain RNA polynucleotides that can inhibit expression of a target gene via RNA interference (RNAi) electrostatically complexed with surface functionalized... | 10/11/2011 |
| 7829772 | Fluorescent carbon nanoparticles Disclosed are photoluminescent particles. The particles include a core nano-sized particle of carbon and a passivation agent bound to the surface of the nanoparticle. The passivation agent can be, for instance, a polymeric material. The passivation agent can also be... | 11/09/2010 |
| 7440166 | Raman diffusion optical amplifier An amplifier or laser using the stimulated Raman diffusion effect comprises a light guide (6), and a light pump (10) for producing a pump wave. In order to increase amplification efficiency, the light guide comprises a core structure that includes at l... | 10/21/2008 |
| 7435310 | Method for surface imprinted films with carbon nanotubes A method of making films surface imprinted with nanometer-sized particles to produce micro- and/or nano-structured electron and hole collecting interfaces, include providing at least one transparent substrate, providing at least one photoabsorbing conjugated polymer... | 10/14/2008 |
| 7425582 | Stabilized dispersions comprising excipient surface-modified organic nanoparticles and medicament particles In one aspect, the invention provides a stable dispersion comprising a continuous phase comprising a continuous liquid phase and a plurality of organic nanoparticles; and a dispersed phase comprising particles dispersed in the continuous phase. ... | 09/16/2008 |
| 7422790 | Methods of processing nanocrystals, and compositions, devices and systems including same Methods of processing nanocrystals to remove excess free and bound organic material and particularly surfactants used during the synthesis process, and resulting nanocrystal compositions, devices and systems that are physically, electrically and chemically integrata... | 09/09/2008 |
| 7422730 | Nanoporous ultrafine α-alumina powders and sol-gel process of preparing same The present invention provides α-alumina powders comprising α-alumina particles of which at least 80% of the α-alumina particles have a particle size of less than 100 nm. The invention also provides slurries, particularly aqueous slurries, which comprise α-alumi... | 09/09/2008 |
| 7419849 | Method for producing single electron semiconductor element The present invention provides a method for production of a single electron semiconductor element (SET) in which a quantum dot is selectively arranged in a nano gap between fine electrodes, whereby the product yield is significantly improved, leading to excellent pr... | 09/02/2008 |
| 7419887 | Laser assisted nano deposition An apparatus and method is disclosed for forming a nano structure on a substrate with nano particles. The nano particles are deposited through a nano size pore onto the substrate. A laser beam is directed through a concentrator to focus a nano size laser beam onto t... | 09/02/2008 |
| 7419941 | Lubricant oils and greases containing nanoparticles Lubricant oil compositions containing a base oil and an additive package comprising one or more wear-resistant additives. The wear-resistant additives can be (a) a Group 1a alkali metal carbonate, a Group 2a alkaline earth metal carbonate, or a mixture thereof; (b) ... | 09/02/2008 |
| 7416784 | Functional infrared fluorescent particle An infrared fluorescent particle comprising a functional group or a substance that is capable of binding to an analyte, wherein fluorescence at infrared wavelength is emitted from the particle upon exposure of the particle to excitation light at infrared wavelength.... | 08/26/2008 |
| 7410625 | Process of making metal containing iron oxide and iron sulfide based nanoparticle materials A method and structure for making magnetite nanoparticle materials by mixing iron salt with alcohol, carboxylic acid and amine in an organic solvent and heating the mixture to 200-360° C. is described. The size of the particles can be controlled either by changing ... | 08/12/2008 |
| 7405002 | Coated water-soluble nanoparticles comprising semiconductor core and silica coating Nanoparticles and methods of making nanoparticles are provided. The nanoparticles may include semiconductor nanocrystals. A shell may encapsulate a nanoparticle core, and the shell may include non-organic material and may be silica. The shell may also include additi... | 07/29/2008 |
| 7396589 | Core-shell magnetic nanoparticles comprising an inner-transition element Magnetic nanoparticles are applicable in imaging, diagnosis, therapy, and biomaterial separation. The magnetic nanoparticles comprise a core represented as FexMavZy and a shell of an inner-transition element Mb ... | 07/08/2008 |
| 7393516 | Preparation of metal chalcogenides from reactions of metal compounds and chalcogen A method of preparing metal chalcogenides from elemental metal or metal compounds has the following steps: providing at least one elemental metal or metal compound; providing at least one element from periodic table groups 13-15; providing at least one chalcogen; an... | 07/01/2008 |
| 7384879 | Selection and deposition of nanoparticles using CO-expanded liquids A method for size selection of nanostructures comprising utilizing a gas-expanded liquids (GEL) and controlled pressure to precipitate desired size populations of nanostructures, e.g., monodisperse. The GEL can comprise CO2 antisolvent and an organic solv... | 06/10/2008 |
| 7381579 | Donor sheet, method of manufacturing the same, method of manufacturing TFT using the donor sheet, and method of manufacturing flat panel display device using the donor sheet A flexible flat panel display where nanoparticles are used for an active layer and the substrate is a flexible plastic, a method of manufacturing the same, a method of manufacturing a thin film transistor (TFT) using the donor sheet, and a method of manufacturing a ... | 06/03/2008 |
| 7381426 | Targeted delivery of bioactive factors to the systemic skeleton The invention provides methods and compositions for the delivery of bioactive factors to the systemic skeleton. The methods of the invention allow targeted delivery of bioactive factors to bone using nanocapsules. Timed release of bioactive factors may also be used ... | 06/03/2008 |
| 7378151 | Semiconductor nanoparticle, and a process of manufacturing the same The invention provides a semiconductor nanoparticle comprising a semiconductor nanoparticle core on the surface of which electron-releasing groups are arranged, the semiconductor nanoparticle having a fluorescent property and water-solubility. The invention also pro... | 05/27/2008 |
| 7368086 | Functionalized fluorescent nanocrystals, and methods for their preparation and use Functionalized fluorescent nanocrystal compositions and methods for making and using these compositions are disclosed. The compositions are fluorescent nanocrystals coated with at least one material. The coating material has chemical compounds or ligands with functi... | 05/06/2008 |
| 7364716 | Surface modified nanoparticle and method of preparing same The present disclosure relates to a nanoparticle containing at least one metal sulfide nanocrystal having a surface modified with a carboxylic acid, wherein the carboxylic acid has at least one aryl group. The present disclosure also describes a method of preparing ... | 04/29/2008 |
| 7361821 | Controlled alignment of nanobarcodes encoding specific information for scanning probe microscopy (SPM) reading The methods, apparatus and compositions disclosed herein concern the detection, identification and/or sequencing of biomolecules, such as nucleic acids or proteins. In certain embodiments of the invention, coded probes comprising a probe molecule attached to one or ... | 04/22/2008 |
| 7338618 | Doped-type metal sulfide phosphor nanoparticle, dispersion thereof, and method for producing the same A doped-type metal sulfide phosphor nanoparticle dispersion, comprising a doped-type metal sulfide phosphor nanoparticle dispersed in a hydrophobic organic solvent, wherein the doped-type metal sulfide phosphor nanoparticle compris... | 03/04/2008 |
| 7338711 | Enhanced nanocomposite combustion accelerant and methods for making the same Nanoparticles having designed or engineered coatings that provide enhanced or improved characteristics to the coated nanoparticles and methods for forming the improved nanoparticles from oxide or ceramic coated nanoparticles. ... | 03/04/2008 |
| 7335418 | Semiconductor nanoparticle having high luminescence properties comprising an electron-donor group and a multilayered coating comprising a hydrophobic group Disclosed is a semiconductor nanoparticle having excellent chemical durability and high luminescence properties. The chemical durability of the particle is provided by coating the semiconductor nanoparticle having high luminescence properties dispersed in an organic... | 02/26/2008 |
| 7332586 | Nanoparticle delivery vehicle A nanoparticle delivery vehicle, comprising a nanoparticle, an active agent and a nuclear localization signal and methods of modulating gene expression and protein expression employing the nanoparticle delivery vehicle. A representative method includes providing a n... | 02/19/2008 |
| 7329369 | Semiconductor nanoparticle surface modification method Semiconductor nanoparticles having high luminescence properties that are preferable for applications and uses of biotechnology are provided. With the use of electric charges on the surfaces of particles, the particles and selected polymers are allowed to elec... | 02/12/2008 |
| 7326382 | Apparatus and method for fine mist sterilization or sanitation using a biocide A method of sterilizing a site or contained volume includes providing an aqueous biocide solution containing a biocide agent such as hydrogen peroxide. A mist of reactive biocide droplets is generated by atomization at ambient pressure from the biocide solution and ... | 02/05/2008 |
| 7318957 | Organic material-coated semiconductor nanoparticle with excellent durability, and method of manufacturing the same The resistance of a semiconductor nanoparticle provided with a surface treatment, such as an OH coating or ammonia treatment, against external factors is improved. A semiconductor nanoparticle provided with a surface treatment such as an OH coating or ammonia treatm... | 01/15/2008 |
| 7312252 | Nanoparticulate anionic clays A composition of matter comprising anionic clay having the general formula [M2+1-xM3+x(OH)2]x+(x/n)An−·yH2O (I) or [M1+M3+ | 12/25/2007 |
| 7306823 | Coated nanoparticles and quantum dots for solution-based fabrication of photovoltaic cells CIGS absorber layers fabricated using coated semiconducting nanoparticles and/or quantum dots are disclosed. Core nanoparticles and/or quantum dots containing one or more elements from group IB and/or IIIA and/or VIA may be coated with one or more layers containing ... | 12/11/2007 |
| 7291392 | Inorganic/organic complex nano-beads and method for manufacturing the same An inorganic/organic composite material which is advantageous in physical characteristics (mechanical strength), chemical characteristics (thermal stability) and electric characteristics (electric conductivity), as compared with a sole system, as being compounded in... | 11/06/2007 |
| 7288239 | Method for producing alkaline earth sulphate nanoparticles The invention relates to synthesis of nanoparticles, in particular to methods for producing nanoparticles with networks consisting of Z sulphate (Z=magnesium (Mg), calcium (Ca), strontium (Sr), barium (Ba) or the binary mixtures thereof). The inventive method consis... | 10/30/2007 |
| 7285575 | Metal-doped organic gels and method thereof Disclosed herein is a sol-gel polymerization process for synthesizing metal-doped organic gels. The process polymerizes metal salts of hydroxylated benzenes or hydroxylated benzene derivatives with alkyl or aryl aldehydes to form metal-doped, wet, organic gels. The ... | 10/23/2007 |
| 7267810 | Method of synthesizing colloidal nanocrystals A method of making nanocrystals involves adding a chalocogen source to a hot solution of a metal-containing non-organometallic compound, such as CdO, in a first ligand solvent, such as TOP, and preferably subsequently cooling the resulting mixture to a lower tempera... | 09/11/2007 |
| 7264787 | Cerium oxide powder Polycrystalline cerium oxide powder in the form of aggregates of primary particles with a specific surface of between 70 and 150 m2/g, an average primary particle diameter of between 5 and 20 nm and an average, projected aggregate diameter of between 20 a... | 09/04/2007 |
| 7264874 | Preparation of metal chalcogenide nanoparticles and nanocomposites therefrom Disclosed are metal chalcogenide nanocomposites made of guest metal chalcogenide precursors and host metal oxide sols made by mixing at least one metal alkoxide, at least one organosilane, at least one boron oxide compound, and a liquid, and chalcogenizing the mixtu... | 09/04/2007 |
| 7265374 | Light emitting semiconductor device A novel NPBL and ANPL light emitting semiconductor device and a method for fabricating the same are provided. In the present invention, plural nano-particles are applied in the active layer of the light emitting semiconductor device, so that the leakage current ther... | 09/04/2007 |
| 7255846 | Methods for synthesis of semiconductor nanocrystals and thermoelectric compositions The present invention provides methods for synthesis of IV–VI nanostructures, and thermoelectric compositions formed of such structures. In one aspect, the method includes forming a solution of a Group IV reagent, a Group VI reagent and a surfactant. A reducing ag... | 08/14/2007 |
