Patent application number | Description | Published |
20080197765 | Layered amorphous diamond materials and associated methods for enhanced diamond electroluminescence - An electroluminescence device having enhanced overall luminescence or brightness resulting from a plurality of luminescence groups arranged in a stacked configuration, such that the luminescence output from one luminescent group is caused to blend with the luminescent output from one or more additional luminescent groups to provide an improved luminescence output that enhances the intensity of the overall luminescence generated by the device as compared to a device with a single luminescent group, or electrode assembly containing such. In some aspects, the improvement or increase may be at least additive, and in some cases synergistic. The device can include a multi-layer diamond electroluminescence device configured to provide enhanced luminescence intensity, wherein the device comprises a plurality of operating pairs of electrode layers; at least one diamond-like carbon layer disposed between each of the operating pairs of electrode layers, and electrically coupled to an electrode layer within a respective pair of electrode layers; and at least one luminescent layer disposed between each of the operating pairs of electrode layers, and electrically coupled to the diamond-like carbon layer and the respective pair of electrode layers, such that upon receiving electrons from the diamond-like carbon layer the luminescent layer illuminates. | 08-21-2008 |
20080210950 | Diamond-like carbon electronic devices and methods of manufacture - Materials, devices, and methods for enhancing performance of electronic devices such as solar cells, fuels cells, LEDs, thermoelectric conversion devices, and other electronic devices are disclosed and described. A diamond-like carbon electronic device can include a conductive diamond-like carbon cathode having specified carbon, hydrogen and sp | 09-04-2008 |
20080292869 | Methods of bonding superabrasive particles in an organic matrix - Superabrasive tools and their methods of manufacture are disclosed. In one aspect, a method of improving retention of superabrasive particles held in a solidified organic material layer of an abrading tool, a portion of each of said superabrasive particles protruding out of the solidified organic material layer is provided. Such a method may include securing the plurality of superabrasive particles in the solidified organic material layer such that the organic material layer wicks up the protruding portions of the superabrasive particles. In addition to the wicking of the organic material layer around the superabrasive particles, various additional parameters may be utilized to improve retention. For example, in another aspect the plurality of superabrasive particles may be secured in an arrangement that minimizes mechanical stress impinging on protruding portions of any individual superabrasive particle when used to abrade a work piece. As an example, the arrangement of the plurality of superabrasive particles may be configured to uniformly distribute drag forces across substantially each superabrasive particle. | 11-27-2008 |
20090260680 | Photovoltaic Devices and Associated Methods - Materials, devices, and methods for enhancing performance of electronic devices such as solar cells, thermoelectric conversion devices and other electronic devices are provided. In one aspect, for example, an electronic device is provided. Such a device may include a charge carrier separation layer further including a layer of a P-type material comprising copper, gallium, indium and at least one member selected from the group consisting of selenide and sulfide, and a layer of an N-type material adjacent to the P-type material, where the N-type material includes diamond-like carbon doped with an N dopant. The electronic device may further include a first electrode adjacent to the layer of P-type material of the charge carrier separation layer opposite to the N-type material. | 10-22-2009 |
20110011628 | HIGHLY THERMAL CONDUCTIVE CIRCUIT BOARD - A highly thermal conductive circuit board includes a composite substrate, and a metal layer, an insulating layer, and a conductor layer sequentially disposed on the composite substrate. When at least one electronic element is electrically disposed on the conductor layer of the highly thermal conductive circuit board, heat produced by the electronic element in operation is rapidly dissipated through characteristics such as a high thermal conductivity and a low thermal expansion coefficient of the highly thermal conductive circuit board. | 01-20-2011 |
20120114932 | THERMAL CONDUCTION DEVICE AND METHOD FOR FABRICATING THE SAME - A thermal conduction device and a method for fabricating the same are disclosed. Firstly, arrange a plurality of diamond particles on a plane according to a predetermined pattern to form a diamond particle monolayer. Next, apply a forming process on a metal material such that the metal material forms a metal matrix wrapping the diamond particles to form a composite body including the diamond particle monolayer embedded in the metal matrix. Next, stack a plurality of the composite bodies and perform a heating process to join the metal matrixes to each other to form the thermal conduction device. The device is characterized in arranging diamond particles on a plane to form a two-dimensional monolayer structure and manufactured via assembling the two-dimensional monolayer structures to form a three-dimensional multilayer structure. By controlling the arrangement of the diamond particles, the thermal conduction device can have superior thermal conduction performance. | 05-10-2012 |
Patent application number | Description | Published |
20090068937 | CMP Pad Conditioners with Mosaic Abrasive Segments and Associated Methods - A CMP pad conditioner comprises a plurality of abrasive segments. Each abrasive segment includes a segment blank and an abrasive layer attached to the segment blank, the abrasive layer including a superhard abrasive material. A pad conditioner substrate is also provided. Each of the plurality of abrasive segments is permanently affixed to the pad conditioner substrate in an orientation that enables removal of material from a CMP pad by the abrasive layer as the pad conditioner and the CMP pad are moved relative to one another. | 03-12-2009 |
20090170407 | Pad Conditioner Dresser - Methods for extending the service life of a CMP pad dresser having a substrate and a plurality of superabrasive particles disposed thereon which is used to dress a CMP pad are disclosed and described. The method may include dressing the chemical mechanical polishing pad with the dresser; determining superabrasive particle wear by measuring a mechanical property of the pad, dresser, or combination thereof; and responding to the mechanical property measurement by varying pressure and RPM between the pad and the dresser in relation to the superabrasive particle wear in order to extend dresser life. Additionally, a method may include dressing the chemical mechanical polishing pad with the dresser; vibrating, in a direction substantially parallel to a working surface of the pad, a member selected from the pad, the dresser, a wafer being polished by the pad, or any combination thereof, to minimize a mechanical stress on the pad, dresser, wafer, or combination thereof; and varying the pressure and RPM between the pad and the dresser, including gradually increasing the pressure and/or the RPM between the pad and the dresser in a non-linear manner over time as the dresser is used, such that the dresser life is extended, wherein the pressure and the RPM is increased when the chemical mechanical polishing pad surface exhibits wear. | 07-02-2009 |
Patent application number | Description | Published |
20110127562 | Electronic Substrate Having Low Current Leakage and High Thermal Conductivity and Associated Methods - Electrical substrates having low current leakage and high thermal conductivity, including associated methods, are provided. In one aspect for example, a multilayer substrate having improved thermal conductivity and dielectric properties can include a metal layer having a working surface with a local Ra of greater than about 0.1 micron, a dielectric layer coated on the working surface of the metal layer, and a thermally conductive insulating layer disposed on the dielectric layer, wherein the multilayer substrate has a minimum resistivity between the metal layer and the thermally conductive insulating layer across all of the working surface of at least 1×10 | 06-02-2011 |
20110275288 | CMP PAD DRESSERS WITH HYBRIDIZED CONDITIONING AND RELATED METHODS - The present invention provides CMP pad dressers and methods for dressing or conditioning CMP pads. In one aspect, for example, a CMP pad conditioner is provided. Such a conditioner can include a support matrix, and a plurality of smooth superabrasive particles disposed in the support matrix, where the smooth superabrasive particles are operable to cut large asperities in a CMP pad. The conditioner also includes a plurality of rough superabrasive particles disposed in the support matrix, where the rough superabrasive particles operable to cut slurry channels on the large asperities, and wherein the slurry channels are cut in such a way as to facilitate slurry movement across the large asperities during a CMP polishing process. | 11-10-2011 |
20110293905 | Superbrasvie Tools Containing Uniformly Leveled Superabrasive Particles and Associated Methods - A superabrasive tools having uniformly leveled superabrasive particles and associated methods are provided. In one aspect, for example, a superabrasive can include a metal matrix configured for bonding superabrasive particles and a plurality superabrasive particles held in the metal matrix at specific positions according to a predetermined pattern, wherein tips of each of the plurality of the superabrasive particles protrude from the metal matrix to a uniform height. | 12-01-2011 |
20120100787 | CMP Pad Dresser with Oriented Particles and Associated Methods - CMP pad dressers with superabrasive particles oriented into an attitude that controls CMP pad performance, and methods associated therewith are disclosed and described. The controlled CMP pad performance may be selected to optimize CMP pad dressing rate and dresser wear. | 04-26-2012 |
20120273775 | SEMICONDUCTOR-ON-DIAMOND DEVICES AND METHODS OF FORMING - The present invention provides semiconductor-on-diamond devices, and methods for the formation thereof. In one aspect, a mold is provided which has an interface surface configured to inversely match a configuration intended for the device surface of a diamond layer. An adynamic diamond layer is then deposited upon the diamond interface surface of the mold, and a substrate is joined to the growth surface of the adynamic diamond layer. At least a portion of the mold can then be removed to expose the device surface of the diamond which has received a shape which inversely corresponds to the configuration of the mold's diamond interface surface. The mold can be formed of a suitable semiconductor material which is thinned to produce a final device. Optionally, a semiconductor material can be coupled to the diamond layer subsequent to removal of the mold. | 11-01-2012 |
Patent application number | Description | Published |
20120247013 | PLANT-GROWING DEVICE WITH LIGHT EMITTING DIODE - A plant-growing device with light emitting diode comprises a darkroom, a generator, a gas collecting device and a water supplying device. The darkroom comprises an accommodating space and a plurality of light emitting diodes disposed in the accommodating space for producing a light beam irradiating the accommodating space. The generator is disposed outside the darkroom. The generator is configured to receive sunlight from the atmospheric environment and convert it into an electric energy and provide the electric energy for the light emitting diodes. The gas collecting device connected between the accommodating space and the atmospheric environment is configured to transfer carbon dioxide from the atmospheric environment into the accommodating space and discharge oxygen from the accommodating space into the atmospheric environment. The water supplying device connected to the darkroom is configured to transport water outside the darkroom into the accommodating space. | 10-04-2012 |
20120261167 | Transparent Electrodes, Electrode Devices, and Associated Methods - Transparent electrodes, devices incorporating such electrodes, and associated methods are provided. In one aspect, for example, a method for fabricating a transparent electrode can include providing a carbon-insoluble support substrate, forming a carbon-soluble layer on the support substrate, and applying a carbon source to the carbon-soluble layer to form a plurality of graphene layers on the carbon-soluble layer. In another aspect, the method can further include providing a transparent substrate having an adhesive surface, applying the adhesive surface to the plurality of graphene layers such that the transparent substrate is adhered thereto, and removing the carbon-soluble layer and the support substrate from the plurality of graphene layers. | 10-18-2012 |
20130052838 | ANNEALING METHOD TO REDUCE DEFECTS OF EPITAXIAL FILMS AND EPITAXIAL FILMS FORMED THEREWITH - An annealing method to reduce defects of epitaxial films and epitaxial films formed therewith. The annealing method includes features as follows: apply a pressure ranged from 10 MPa to 6,000 MPa to an epitaxial film grown on a substrate through a vapor phase deposition process and heat the epitaxial film at a temperature lower than the melting temperature of the epitaxial film. Through applying pressure to the epitaxial film, the lattice strain of the epitaxial film is alleviated, and therefore the defect density of the epitaxial film also decreases. | 02-28-2013 |
20130183625 | PATTERNED GRAPHENE FABRICATION METHOD - A method for fabricating patterned graphene structures, which adopts a photolithographic etching process to fabricate patterned graphene structures, comprises steps: providing a substrate; forming a catalytic layer on the substrate; forming a carbon layer on the catalytic layer; heating the carbon layer to a synthesis temperature to form a graphene layer. A photolithographic etching process is performed on the catalytic layer before formation of the carbon layer. Alternatively, a photolithographic etching process is performed on the carbon layer before heating. Alternatively, a photolithographic etching process is performed on the graphene layer after heating. Compared with the laser etching process, the photolithographic etching process is suitable to fabricate large-area patterned graphene structures and has advantages of high productivity and low cost. | 07-18-2013 |
20130221268 | THERMALLY-CONDUCTIVE PASTE - A thermally-conductive paste comprises a carrier, at least one graphene platelet, and a plurality of packing materials. The graphene platelets and the packing materials are dispersed in the carrier. At least a portion of the packing materials contact the surface of the graphene platelet. The graphene platelet has a very high thermal conductivity coefficient and a characteristic 2D structure and thus can provide continuous and long-distance thermal conduction paths for the thermally-conductive paste. Thereby is greatly improved the thermal conduction performance of the thermally-conductive paste. | 08-29-2013 |
20140076724 | CELL MODULE, OZONE GENERATOR THEREOF AND METHODS FOR GENERATING OZONE USING THE SAME - A cell module includes an anode, a cathode and a proton exchange membrane. The anode adheres to one side of the proton exchange membrane while the cathode adheres to the opposite side thereof. The anode comprises a substrate and at least one diamond-like carbon layer covering the substrate. The present disclosure further provides an ozone generator and a method using the same. | 03-20-2014 |
20140251795 | MANUFACTURING METHOD OF CATHODE CATALYST AND OZONE-GENERATING DEVICE - The instant disclosure relates to a manufacturing method of cathode catalyst, comprising the following steps. Initially, mix an organic medium with an iron-based starting material and a nitrogen-based starting material to form a mixture. Followed by adding a carbon material to the mixture and subsequently executing a heating process to form a solid-state precursor. Then mill the solid-state precursor to form a precursory powder. Successively, calcinate the precursory powder in the presence of NH | 09-11-2014 |