Patent application number | Description | Published |
20080233040 | Chemical derivatization of silica coated fullerenes and use of derivatized silica coated fullerenes - This invention is directed to a new composition of matter in the form of chemically derivatized silica coated fullerenes, including silica coated C | 09-25-2008 |
20080276987 | Nanostructured Solar Cells - Improved photovoltaic devices and methods are disclosed. In one embodiment, an exemplary photovoltaic device includes a semiconductor layer and a light-responsive layer (which can be made, for example, of a semiconductor material) which form a junction, such as a p-n junction. The light-responsive layer can include a plurality of carbon nanostructures, such as carbon nanotubes, located therein. In many cases, the carbon nanostructures can provide a conductive pathway within the light-responsive layer. In other embodiments, exemplary photovoltaic devices include semiconductor nanostructures, which can take a variety of forms, in addition to the carbon nanostructures. Further embodiments include a wide variety of other configurations and features. Methods of fabricating photovoltaic devices are also disclosed. | 11-13-2008 |
20080288067 | ARTIFICIAL RETINAL IMPLANT - Improved photosensing devices and methods are disclosed. Such devices and methods have application, among other things, as retinal implants and in imaging devices. In one embodiment, an exemplary retinal implant can include an array of photoreceptors adapted for positioning in the eye. Each photoreceptor can include a core, for example a carbon nanostructure, and a shell. The shell can include a light-responsive layer, and in many cases, the light-responsive layer can be formed of two semiconductor layers forming a heterojunction. The photoreceptors can be adapted to generate an electric field in response to incident light so as to stimulate a retinal neuron in its vicinity. The photoreceptors can be micron-sized or nano-sized, and can be arranged in densities similar to the density of rods and cones in the human eye. In one embodiment, an exemplary sensor for an imaging device can include a plurality of photosensors disposed on a substrate. Each photosensor can include a carbon nanostructure, a light-responsive layer coating at least a portion of the carbon nanostructure. The nanostructure and the light-responsive layer can be coupled to a set of contacts such that an electrical signal (e.g., voltage or current) developed across the contacts can represent the detection of light incident thereon and can correspond to a pixel in an image. | 11-20-2008 |
20090118392 | CHEMICAL DERIVATIZATION OF SILICA COATED FULLERENES AND USE OF DERIVATIZED SILICA COATED FULLERENES - This invention is directed to a new composition of matter in the form of chemically derivatized silica coated fullerenes, including silica coated C | 05-07-2009 |
20100151248 | Fabrication of light emitting film coated fullerenes and their application for in-vivo emission - A nanoparticle coated with a semiconducting material and a method for making the same. In one embodiment, the method comprises making a semiconductor coated nanoparticle comprising a layer of at least one semiconducting material covering at least a portion of at least one surface of a nanoparticle, comprising: (A) dispersing the nanoparticle under suitable conditions to provide a dispersed nanoparticle; and (B) depositing at least one semiconducting material under suitable conditions onto at least one surface of the dispersed nanoparticle to produce the semiconductor coated nanoparticle. In other embodiments, the nanoparticle comprises a fullerene. Further embodiments include the semiconducting material comprising CdS or CdSe. | 06-17-2010 |
20100206362 | Solar Cells and Photodetectors With Semiconducting Nanostructures - Improved photovoltaic devices and methods are disclosed. In one embodiment, an exemplary photovoltaic device includes a semiconductor layer and a light-responsive layer (which can be made, for example, of a semiconductor material) which form a junction, such as a p-n junction. The light-responsive layer can include a plurality of carbon nanostructures, such as carbon nanotubes, located therein. In many cases, the carbon nanostructures can provide a conductive pathway within the light-responsive layer. In another embodiment, an exemplary photovoltaic device can include a light-responsive layer made of a semiconductor material in which is embedded a plurality of semiconducting carbon nanostructures (such as p-type single-wall carbon nanotubes). The interfaces between the semiconductor material and the semiconducting carbon nanostructures can form p-n junctions. In yet other embodiments, exemplary photovoltaic devices include semiconductor nanostructures, which can take a variety of forms, in addition to the carbon nanostructures. Further embodiments include a wide variety of other configurations and features. Methods of fabricating photovoltaic devices, as well as nanostructured photodetectors, as also disclosed. | 08-19-2010 |
20110220191 | SOLAR CELLS AND PHOTODETECTORS WITH SEMICONDUCTING NANOSTRUCTURES - Improved photovoltaic devices and methods are disclosed. In one embodiment, an exemplary photovoltaic device includes a semiconductor layer and a light-responsive layer (which can be made, for example, of a semiconductor material) which form a junction, such as a p-n junction. The light-responsive layer can include a plurality of carbon nanostructures, such as carbon nanotubes, located therein. In many cases, the carbon nanostructures can provide a conductive pathway within the light-responsive layer. In another embodiment, an exemplary photovoltaic device can include a light-responsive layer made of a semiconductor material in which is embedded a plurality of semiconducting carbon nanostructures (such as p-type single-wall carbon nanotubes). The interfaces between the semiconductor material and the semiconducting carbon nanostructures can form p-n junctions. In yet other embodiments, exemplary photovoltaic devices include semiconductor nanostructures, which can take a variety of forms, in addition to the carbon nanostructures. Further embodiments include a wide variety of other configurations and features. Methods of fabricating photovoltaic devices, as well as nanostructured photodetectors, as also disclosed. | 09-15-2011 |
20120000525 | NANOSTRUCTURED SOLAR CELLS - Improved photovoltaic devices and methods are disclosed. In one embodiment, an exemplary photovoltaic device includes a semiconductor layer and a light-responsive layer (which can be made, for example, of a semiconductor material) which form a junction, such as a p-n junction. The light-responsive layer can include a plurality of carbon nanostructures, such as carbon nanotubes, located therein. In many cases, the carbon nanostructures can provide a conductive pathway within the light-responsive layer. In other embodiments, exemplary photovoltaic devices include semiconductor nanostructures, which can take a variety of forms, in addition to the carbon nanostructures. Further embodiments include a wide variety of other configurations and features. Methods of fabricating photovoltaic devices are also disclosed. | 01-05-2012 |
20120119162 | Coated Fullerenes, Compositions And Dielectrics Made Therefrom - The present invention relates to coated fullerenes comprising a layer of at least one inorganic material covering at least a portion of at least one surface of a fullerene and methods for making. The present invention further relates to composites comprising the coated fullerenes of the present invention and further comprising polymers, ceramics, and/or inorganic oxides. A coated fullerene interconnect device where at least two fullerenes are contacting each other to form a spontaneous interconnect is also disclosed as well as methods of making. In addition, dielectric films comprising the coated fullerenes of the present invention and methods of making are further disclosed. | 05-17-2012 |
Patent application number | Description | Published |
20140059943 | INFILTRATION COMPOSITIONS FOR PCD BY USING COATED CARBIDE SUBSTRATES - A polycrystalline diamond compact made from a high pressure, high temperature process is provided. The compact includes a metal carbide substrate including a binder and at least one inner layer of polycrystalline diamond disposed on the substrate. The polycrystalline diamond has a diamond phase and a metal phase forming an interconnected mutually exclusive network. The metal phase is a material different than that of the binder of the substrate to provide improved diamond sintering and final polycrystalline diamond compact properties. Prior to processing at least one coating is disposed on the substrate, and the layer of diamond particles is disposed on the at least one coating. During the high pressure, high temperature process the coating melts and fully sweeps into the diamond layer. | 03-06-2014 |
20140250974 | LABORATORY ASSESSMENT OF PDC CUTTER DESIGN UNDER MIXED-MODE CONDITIONS - A preform superabrasive cutter and a method of testing the preform superabrasive cutter are disclosed. The preform superabrasive cutter may comprise a superabrasive volume, metal carbide, and a slop. The superabrasive volume may have a top surface and superabrasive particles. The metal carbide may be attached to the superabrasive volume via an interface between the superabrasive volume and the metal carbide. The slope may be situated from the top surface of the superabrasive volume toward the metal carbide, wherein the slope is at an angle from about 5 to about 18 degrees relative to a longitudinal axis of the preform superabrasive cutter. | 09-11-2014 |
20140250994 | LABORATORY ASSESSMENT OF PDC CUTTER DESIGN UNDER MIXED-MODE CONDITIONS - A method of testing a superabrasive cutter is disclosed. The method of testing a superabrasive cutter may comprise steps of choosing a set of tests with various parameters under which to test superabrasive cutter; comparing to a reference chart; and deciding whether the superabrasive cutter fits an application for a high probability of performance success. | 09-11-2014 |
20140259959 | DELAYED DIFFUSION OF NOVEL SPECIES FROM THE BACK SIDE OF CARBIDE - A polycrystalline diamond compact (PDC) is fabricated using a process of delayed diffusion of a diffusion species (e.g., a metalloid) introduced from the back side of a cemented carbide further away from the diamond grit or from the flank side of the cemented carbide, as opposed to the side of the cemented carbide adjacent to the diamond grit. The process of fabricating the PDC includes depositing, in a metal container, a diamond grit, a cemented carbide, and a diffusion species, then applying a high pressure and high temperature (HPHT) to the contents of the metal container wherein (1) the binder of cemented carbide diffuses across the diamond grit, and (2) the diffusion species diffuses through the cemented carbide, and then through the diamond grit, thus providing a protective coating to the diamond grains of the PDC. | 09-18-2014 |
20140262546 | POLYCRYSTALLINE DIAMOND DRILL BLANKS WITH IMPROVED CARBIDE INTERFACE GEOMETRIES - A cutting element and a method of making the superabrasive cutter are disclosed. The cutting element has a substrate and a superabrasive layer. The substrate has an inner face and an annular face. The inner face may have a center. The annular face may have a periphery. A superabrasive layer attaches to the substrate along the inner face and the annular face, wherein the inner face slopes outwardly and upwardly from the center at an angle ranging from between about 1° and about 7° from horizontal. | 09-18-2014 |
Patent application number | Description | Published |
20100210501 | LIQUID DETERGENT COMPOSITION COMPRISING AN EXTERNAL STRUCTURING SYSTEM COMPRISING A BACTERIAL CELLULOSE NETWORK - A structured liquid detergent composition in the form of a liquid matrix made up of an external structuring system of a bacterial cellulose network; water; and surfactant system including an anionic surfactant; a nonionic surfactant; a cationic surfactant; an ampholytic surfactant; a zwitterionic surfactant; or mixtures thereof, wherein said liquid matrix has a yield stress of from about 0.003 Pa to about 5.0 Pa at about 25° C. and provides suitable particle suspension capabilities and shear thinning characteristics. | 08-19-2010 |
20100267601 | FABRIC CARE COMPOSITIONS COMPRISING ORGANOSILOXANE POLYMERS - The present composition relates to fabric care compositions comprising an organosiloxane polymer. Methods of using such compositions including contacting a fabric with the composition and rinsing the fabric are also disclosed. | 10-21-2010 |
20110245137 | Three Dimensional Feel Benefits to Fabric - Methods of assessing three dimensional fabric feel are useful for identifying fabric care actives. | 10-06-2011 |
20110257070 | LIQUID DETERGENT COMPOSITION COMPRISING AN EXTERNAL STRUCTURING SYSTEM COMPRISING A BACTERIAL CELLULOSE NETWORK - A structured liquid detergent composition in the form of a liquid matrix made up of an external structuring system of a bacterial cellulose network; water; and surfactant system including an anionic surfactant; a nonionic surfactant; a cationic surfactant; an ampholytic surfactant; a zwitterionic surfactant; or mixtures thereof, wherein said liquid matrix has a yield stress of from about 0.003 Pa to about 5.0 Pa at about 25° C. and provides suitable particle suspension capabilities and shear thinning characteristics. | 10-20-2011 |
20120208737 | Liquid Detergent Composition Comprising an External Structuring System Comprising a Bacterial Cellulose Network - A structured liquid detergent composition in the form of a liquid matrix made up of an external structuring system of a bacterial cellulose network; water; and surfactant system including an anionic surfactant; a nonionic surfactant; a cationic surfactant; an ampholytic surfactant; a zwitterionic surfactant; or mixtures thereof, wherein said liquid matrix has a yield stress of from about 0.003 Pa to about 5.0 Pa at about 25° C. and provides suitable particle suspension capabilities and shear thinning characteristics. | 08-16-2012 |
20120302488 | FABRIC CARE COMPOSITIONS COMPRISING ORGANOSILOXANE POLYMERS - The present composition relates to fabric care compositions comprising an organosiloxane polymer. Methods of using such compositions including contacting a fabric with the composition and rinsing the fabric are also disclosed. | 11-29-2012 |
20140047648 | FABRIC CARE COMPOSITIONS COMPRISING ORGANOSILOXANE POLYMERS - The present composition relates to fabric care compositions comprising an organosiloxane polymer. Methods of using such compositions including contacting a fabric with the composition and rinsing the fabric are also disclosed. | 02-20-2014 |
20150275140 | FABRIC CARE COMPOSITIONS COMPRISING ORGANOSILOXANE POLYMERS - The present composition relates to fabric care compositions comprising an organosiloxane polymer. Methods of using such compositions including contacting a fabric with the composition and rinsing the fabric are also disclosed. | 10-01-2015 |
20150291915 | FABRIC CARE COMPOSITIONS COMPRISING ORGANOSILOXANE POLYMERS - The present composition relates to fabric care compositions comprising an organosiloxane polymer. Methods of using such compositions including contacting a fabric with the composition and rinsing the fabric are also disclosed. | 10-15-2015 |