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 Diamond shaped source drain epitaxy with underlying buffer layer patent thumbnailDiamond shaped source drain epitaxy with underlying buffer layer
A semiconductor structure includes a fin upon a semiconductor substrate. A clean epitaxial growth surface is provided by forming a buffer layer upon fin sidewalls and an upper surface of the fin.
Globalfoundries Inc.


 Light-emitting device and display device patent thumbnailLight-emitting device and display device
Although an organic resin substrate is highly effective at reducing the weight and improving the shock resistance of a display device, it is required to improve the moisture resistance of the organic resin substrate for the sake of maintaining the reliability of an el element. Hard carbon films are formed to cover a surface of the organic resin substrate and outer surfaces of a sealing member.
Semiconductor Energy Laboratory Co., Ltd.


 Twisted array design for high speed vertical channel 3d nand memory patent thumbnailTwisted array design for high speed vertical channel 3d nand memory
Roughly described, a memory device has a multilevel stack of conductive layers. Vertically oriented pillars each include series-connected memory cells at cross-points between the pillars and the conductive layers.
Macronix International Co., Ltd.


 Fabrication and encapsulation of micro-circuits on diamond and uses thereof patent thumbnailFabrication and encapsulation of micro-circuits on diamond and uses thereof
In one aspect, the invention relates to methods to fabricate sensors on diamond anvils and the sensors prepared by the disclosed methods. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention..
Uab Research Foundation


 Heat spreaders fabricated from metal nanoparticles patent thumbnailHeat spreaders fabricated from metal nanoparticles
Heat spreaders can help promote heat distribution at the surface of a heat sink. However, overly isotropic or anisotropic heat conduction through heat spreaders can limit their effectiveness.
Lockheed Martin Corporation


 Cutting elements configured to mitigate diamond table failure, earth-boring tools including such cutting elements, and related methods patent thumbnailCutting elements configured to mitigate diamond table failure, earth-boring tools including such cutting elements, and related methods
A cutting element configured to mitigate spalling on a front cutting face thereof. The cutting element include a diamond table having the front cutting face defined thereon and at least one recess defined on the front cutting face of the diamond table.
Baker Hughes Incorporated


 Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source patent thumbnailPolycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source
Nano polycrystalline diamond is composed of carbon, an element of different type which is an element other than carbon and is added to be dispersed in carbon at an atomic level, and an inevitable impurity. The polycrystalline diamond has a crystal grain size not greater than 500 nm.
Sumitomo Electric Industries, Ltd.


 Methods of fabricating a polycrystalline diamond compact including gaseous leaching of a polycrystalline diamond body patent thumbnailMethods of fabricating a polycrystalline diamond compact including gaseous leaching of a polycrystalline diamond body
Embodiments of the invention relate to methods of fabricating polycrystalline diamond compacts (“pdcs”) and applications for such pdcs. In an embodiment, a method of fabricating a pdc includes providing a polycrystalline diamond (“pcd”) table in which a catalyst is disposed throughout, leaching the pcd table with a gaseous leaching agent to remove catalyst from the pcd table and bonding the at least partially leached pcd table to a substrate to form a pdc..
Us Synthetic Corporation


 Methods of making a polycrystalline diamond compact including a polycrystalline diamond table with a thermally-stable region having at least one low-carbon-solubility material patent thumbnailMethods of making a polycrystalline diamond compact including a polycrystalline diamond table with a thermally-stable region having at least one low-carbon-solubility material
Embodiments of the invention relate to polycrystalline diamond compacts (“pdcs”) comprising a polycrystalline diamond (“pcd”) table including a thermally-stable region having at least one low-carbon-solubility material disposed interstitially between bonded diamond grains thereof, and methods of fabricating such pdcs. In an embodiment, a pdc includes a substrate, and a pcd table bonded to the substrate.
Us Synthetic Corporation


 Composite materials containing nanoparticles and their use in chromatography patent thumbnailComposite materials containing nanoparticles and their use in chromatography
Novel porous materials comprising nanoparticles, use in chromatographic separations, processes for its preparation, and separations devices containing the chromatographic material are described by the instant invention. In particular, the disclosure describes porous inorganic/organic hybrid particles embedded with nanoparticles selected from oxides or nitrides of the following: silicon carbide, aluminum, diamond, cerium, carbon black, carbon nanotubes, zirconium, barium, cerium, cobalt, copper, europium, gadolinium, iron, nickel, samarium, silicon, silver, titanium, zinc, boron, and mixtures thereof..
Waters Technologies Corporation


Medical cast and skin protector


The present invention relates to a medical cast having a dual structure. The present invention provides the medical cast comprising: a skin protector coming into contact with the affected area of a patient, woven by mixing and using at least two kinds of functional fibers in order to increase adhesive strength with the skin, and manufactured such that diamond-shaped mesh holes are formed in the shape of a meshed net; an inner supporting cast formed to cover the outer side of the skin protector and comprising an inside supporting cast for absorbing sweat or body waste between the casts, an inner ventilating channel for covering the outer surface of the inside supporting cast and improving air permeability, an adhesion enhancing part for increasing the elasticity of the cast, and an inner rigidity reinforcing part for providing primary rigidity for the medical cast; and an outer supporting cast formed to cover the outer side of the inner supporting cast, impregnated with a hardening solution having hydraulic properties, and comprising an outer ventilating channel formed along the circumference thereof, an adhesion enhancing part connected with the outer ventilating channel so as to provide predetermined elastic force, a cutter part provided on one surface of the outer side thereof for guiding the progressing direction of a cutter blade, and outer rigidity reinforcing parts formed on both sides of the cutter part so as to provide secondary rigidity for the medical cast..

Metal-free monolithic epitaxial graphene-on-diamond pwb with optical waveguide


According to some embodiments, an apparatus includes a circuit board made of polycrystalline diamond. The circuit board is formed by thermolysis of layers of a preceramic polymer.
Lockheed Martin Corporation


Embedded source/drain structure for tall finfet and formation


A shallow trench isolation layer is formed on a structure comprising semiconductor fins. Portions of the fins are recessed to a level below the shallow trench isolation layer.
Lnternational Business Machines Corporation


Grinding wheel, grinding apparatus, and grinding wafer


Disclosed herein is a grinding wheel including an annular wheel base and a plurality of grinding stones fixed to an outer circumferential portion of the lower end of the annular wheel base. Each of the grinding stones is made of a mixture of abrasive grains and photocatalytic particles which are held together by a binder.
Disco Corporation


Marking stylus for automated marking systems


A marking stylus for use in automated marking systems with one of the following superabrasive components as the scribing tip: polycrystalline diamond or polycrystalline cubic boron nitride. The superabrasive may have one or more chamfers, as well as a sharp, rounded, or blunt tip.
Wolfram Labs, Llc


Polycrystalline chemical vapour deposited diamond tool parts and methods of fabricating, mounting, and using the same


(3) an sp3 carbon peak at 1332 cm−1 is no less than 10% of local background intensity in a raman spectrum using a raman excitation source at 785 nm.. .

Piezoelectric devices and methods for their preparation and use


Methods for fabricating a piezoelectric device are provided. The methods can include providing a substrate and forming a nanocrystalline diamond layer on a first surface of the substrate.
Indian Institute Of Technology Madras


Rock bit


A steerable rock bit attached by a drill string to a horizontal directional drill. The bit comprises a plurality of flanges radially extending from a central hub and a slanted face formed in the body of the bit.
Radius Hdd Direct Llc


Mill system


A mill system broadly comprising a cutting system and a substrate feeder system. The cutting system broadly includes one or more bases, a mill frame, a mill housing, a motor, a power supply, a rotatable shaft, and a mill head.

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Cutting tool and manufacturing cut product using same


A cutting tool such as a drill (1) in which a coating layer (6) is provided to the surface of a base body (5) having a rod shape, which is equipped with a cutting edge (2) provided to at least the tip portion (a) of the base body (5) having a rod shape and a chip discharge section (4) provided adjacent to the cutting edge (2) so as to extend rearwards (i.e., towards the rear end) from the tip portion (a), the coating layer (6) comprising a mixture phase of diamond and graphite and having a diamond content ratio which is lower in a rear end located 10 mm rearward from the tip than in the tip portion (a).. .
Kyocera Corporation


Throw-away tip


There is provided a throw-away tip which includes a blade containing diamond and is excellent in chip processability. The throw-away tip comprises a body and a blade provided to the body and having a cutting edge, the blade containing 80% by volume or more of diamond, the blade having a land surface extending along the cutting edge, and a chip breaker having a recess located opposite to the cutting edge with the land surface therebetween, the recess having a side surface having an inclined surface that recedes continuously as a distance thereof from the land surface increases in magnitude and that has a shape identical to that of a portion of a side surface of a shape of a body of revolution..
Sumitomo Electric Hardmetal Corp.


Shelf management device


The present invention comprises a shelf management device that may be used to organize and secure merchandise on a retail shelf. The device can function as either a shelf divider or a fence and is reusable.

Corrosion resistant metal bipolar plate for a pemfc including a radical scavenger


The present disclosure includes fuel cell bipolar plates and methods of forming a radical scavenging coating on a bipolar plate. The bipolar plates may include a steel substrate, a middle layer contacting the steel substrate and including a bulk material and a radical scavenging material, and a conductive layer contacting the middle layer.
Ford Global Technologies, Llc


X-ray generator with a built-in flow sensor


An x-ray generator tube comprises a vacuum chamber with a cathode and an anode, the cathode and anode placed in the vacuum chamber, the cathode emits an electron beam in the direction of the anode, the anode includes a target emitting x-rays when it is struck by the electron beam, and the x-rays propagate out of the vacuum chamber by passing through the wall of the chamber via a diamond-based transmission window. According to the invention, a diamond-based x-ray sensor is integrated into the diamond-based transmission window..
Commissariat A L'energie Atomique Et Aux Energies Alternatives


Acoustic transducer element


In an embodiment, an acoustic transducer includes an element with an acoustic radiative surface having two warped edges at opposing sides. In another embodiment, an acoustic transducer includes first and second elements, each divided into at least two spatially separated portions electrically coupled to each other, the portions configured to interleave.
Airmar Technology Corporation


Method and system for diamond-based oxygen sensor


A diamond based oxygen sensor is able to function in harsh environment conditions. The oxygen sensor includes a gateless field effect transistor including a synthetic, quasi-intrinsic, hydrogen-passivated, monocrystalline diamond layer exhibiting a 2-dimension hole gas effect.
Honeywell International Inc.


Dynamic wear protection for fixed cutter drill bits


An example method for dynamic wear prediction for a drill bit with a cutting structure may include receiving at a processor of an information handling system an unworn profile of the cutting structure and a diamond distribution of the cutting structure. The diamond distribution may include a three-dimensional diamond distribution characterized by radial and axial position on the drill bit.
Halliburton Energy Services, Inc.


Diamond substrate and diamond substrate manufacturing method


A diamond substrate is formed of diamond single crystals by preparing a base substrate; forming plural pillar-shaped diamonds formed of diamond single crystals on one side of the base substrate; causing a diamond single crystal to grow from a tip of each pillar-shaped diamond and coalescing the diamond single crystals growing from the tips of the pillar-shaped diamonds to form a diamond substrate layer; separating the diamond substrate layer from the base substrate; and manufacturing a diamond substrate from the diamond substrate layer, a shape in an in-plane direction of the diamond substrate is a circular shape or a circular shape having an orientation flat plane formed therein and has a diameter of two inches or more.. .
Namiki Seimitsu Houseki Kabushikikaisha


Pvd coated polycrystalline diamond and applications thereof


In one aspect, cutting tools are described herein employing pcd substrates having coatings applied thereto. A cutting tool, for example, comprises one or more cutting edges including a pcd substrate and a diamond-like carbon coating adhered to the pcd substrate, the diamond-like carbon coating having hardness greater than 4000 hv0.05.
Kennametal Inc.


Abrasive grindstone


An abrasive grindstone for grinding a workpiece is disclosed. The abrasive grindstone includes diamond abrasive grains and a boron compound.
Disco Corporation


Nanodiamond coatings for solar cells


A nanodiamond coating for use on a solar cell, the coating including a nanodiamond material suspended in a liquid, wherein the nanodiamond material has a size range from about 1 nm to about 10 nm. Methods for improving the efficiency of a solar cell are provided, including, mixing a nanodiamond material with a liquid polymer or non-polymer solvent to form a nanodiamond-polymer suspension, forming a coating of the suspension on a top surface of a solar cell, and drying the coating such that a dried nanodiamond-polymer layer remains bonded to the solar cell.
Arkema Inc.


Composite substrate with alternating pattern of diamond and metal or metal alloy


A composite substrate includes a submount substrate of an alternating pattern of electrically insulative portions, pieces, layers or segments and electrically conductive portions, pieces, layers or segments, and a shaft, back or plate for supporting the alternating pattern of electrically insulative portions and electrically conductive portions. An active device having a p—n junction can be mounted on the submount substrate.
Ii-vi Incorporated


Defects annealing and impurities activation in semiconductors at thermodynamically non-stable conditions


A symmetric multicycle rapid thermal annealing (smrta) method for annealing a semiconductor material without the material decomposing. The smrta method includes a first long-time annealing at a first temperature at which the material is thermodynamically stable, followed by multicycle rapid thermal annealing (mrta) at temperatures at which the material is not thermodynamically stable, followed in turn by a second long-time annealing at a second temperature at which the material is thermodynamically stable.
The Government Of The United States Of America, As Represented By The Secretary Of The Navy


Layer protecting the surface of zirconium alloys used in nuclear reactors


A layer protecting the surface of zirconium alloys used as materials for nuclear reactors is formed by a homogenous polycrystalline diamond layer prepared by chemical vapor deposition method. This diamond layer is 100 nm to 50 μm thick and the size of the crystalline cores in the layer ranges from 10 nm to 500 nm.
Institute Of Physics Of The Academy Of Sciences Of The Czech Republic, V.v.i.


Apparatus and estimating absolute axes' orientations for a magnetic detection system


A system for determining an orientation of a nitrogen vacancy (nv) diamond material is disclosed. The system includes the nv diamond material having a plurality of nv centers, a magnetic field generator that generates a magnetic field, a radio frequency (rf) excitation source that provides rf excitation, an optical excitation source that provides optical excitation, an optical detector that receives an optical signal emitted by the nv diamond material, and a controller.
Lockheed Martin Corporation


Rupture constraint mechanism


Apparatus and system for containing a rupture of a duct. The apparatus includes an air-permeable sheet, such as a wide-weave fiberglass sheet.
The Boeing Company


A rock removal body


A rock removal body comprises a pcd material (601) bonded to a substrate (602) along an interface. The body is of right circular cylindrical shape and the pcd material has a thickness (607) from the circumferential edge axially along the surface of the barrel portion of around 3 mm or greater, and a functional working volume (606) having a maximum extent such that the final wear surface does not intersect the interface of the pcd material volume and the substrate.
Element Six Abrasives S.a.


Polycrystalline diamond compacts with partitioned substrate, polycrystalline diamond table, or both


Embodiments of methods for at least partially relieving stress within a polycrystalline diamond (“pcd”) table of a polycrystalline diamond compact (“pdc”) by partitioning the substrate of the pdc, the pcd table of the pdc, or both. Partitioning may be achieved through grinding, machining, laser cutting, electro-discharge machining, or combinations thereof.
Us Synthetic Corporation


Original caution tape retainer


A unique flat designed caution tape retainer with diamond shape is disclosed. It can be snapped into the top of a traffic safety cone through its two bottom slits and it can hold a caution tape by slipping the caution tape through its side slit into its caution tape slot.

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Method of producing a synthetic diamond


A method of producing a synthetic diamond is disclosed, the method comprising: (a) capturing carbon dioxide from the atmosphere; (b) conducting electrolysis of water to provide hydrogen; (c) reacting the carbon dioxide obtained from step (a) with the hydrogen obtained from step (b) to produce methane; and (d) using the hydrogen obtained from step (b) and the methane obtained from step (c) to produce a synthetic diamond by chemical vapour deposition (cvd).. .
Ecotricity Group Limited


Process of manufacturing pure porous diamond


There is provided a process for manufacturing a porous diamond having a tridimensional (3d) structure, the process comprising the steps of a) using a porous substrate with a defined porosity size to deposit and grow diamond material having a controlled thickness, thus forming a unit consisting of the 3d porous diamond coated on the porous substrate; and b) removing the porous substrate to obtain a pure synthetic porous 3d diamond.. .

Multilayer coating for a component


A multilayer coating for a metallic surface of a component is provided. The multilayer coating includes a first coating having a metal nitride.
Caterpillar Inc.


Methods for characterizing a polycrystalline diamond element by porosimetry


Embodiments disclosed herein relate to methods for measuring at least one pore characteristic of a polycrystalline diamond (“pcd”) element via porosimetry and, for example, using the measurement to adjust one or more process parameters for fabricating a pcd element and/or for quality control on such a pcd element. In an embodiment, a method for characterizing a pcd element is disclosed.
Us Synthetic Corporation


Polycrystalline diamond and manufacturing method thereof


Nano polycrystalline diamond is composed of carbon and a plurality of impurities other than carbon. A concentration of each of the plurality of impurities is not higher than 0.01 mass %, and the nano polycrystalline diamond has a crystal grain size (a maximum length) not greater than 500 nm.
Sumitomo Electric Industries, Ltd.


Polycrystalline diamond construction with controlled gradient metal content


Polycrystalline diamond constructions comprises a diamond body attached to a metallic substrate, and having an engineered metal content. The body comprises bonded together diamond crystals with a metal material disposed interstitially between the crystals.
Smith International, Inc.


Methods for determining at least one dimension of a superabrasive element using two-dimensional images


Embodiments of methods are disclosed for determining at least one dimension or a wear characteristic of a superabrasive element, such as a polycrystalline diamond cutting element. In an embodiment, a method for characterizing a superabrasive element using two-dimensional images is disclosed.
Us Synthetic Corporation


Tool and machining fiber-reinforced materials


A tool for machining fiber-reinforced materials, said tool having a tool body having a particular cutting edge that has at least a main function surface and has a diamond coating applied at least to said main function surface. In order to provide a tool and a method which are especially suitable for machining fiber-reinforced materials, the surface of the diamond coating has a reduced peak height spk of less than 0.25 μm..
Cemecon Ag


Scattered pilot pattern and channel estimation mimo-ofdm systems


A method and apparatus are provided for reducing the number of pilot symbols within a mimo-ofdm communication system, and for improving channel estimation within such a system. For each transmitting antenna in an ofdm transmitter, pilot symbols are encoded so as to be unique to the transmitting antenna.
Blackberry Limited


Gravure roll, fabricating a separator, and separator


A gravure roll, in which the outside peripheral surface of a metal roll main body has a plurality of oblique line shaped protrusions forming a prescribed angle with the center axis of the roll main body and the coating liquid can be held in a plurality of oblique line shaped recesses formed between each of the plurality of protrusions, is configured such that the roll main body has a diamond-like carbon layer on the entire outer peripheral surface thereof, a head part for each of the plurality of protrusions is cut down, and each of the plurality of protrusions has a trapezoidal cross-sectional shape that becomes gradually narrower in width moving in direction toward the head part. A separator with a uniform weight per unit area can be manufactured wherein the coating liquid is coated onto a base material film using this gravure roll..
Sumitomo Chemical Company, Limited


Chemically stable visible light photoemission electron source


A method of producing electrons via photoemission comprising providing diamond, treating a surface of the diamond by exposing it to atomic hydrogen inside an ultrahigh vacuum chamber, illuminating the surface with photons, and extracting the photoemitted electons. A chemically stable visible light photoemission electron source comprising a diamond film having a surface terminated with hydrogen and a light source..
The Government Of The United States Of America, As Represented By The Secretary Of The Navy


Touch panel electrode structure for user grounding correction


A touch panel electrode structure for user grounding correction in a touch panel is disclosed. The electrode structure can include an array of electrodes for sensing a touch at the panel, and multiple jumpers for selectively coupling groups of the electrodes together to form electrode rows and columns that cross each other.
Apple Inc.


Optical device having a stepwise or tapered light input/output part and manufacturing method therefor


An optical device includes an optical waveguide provided on a principal surface of a substrate. The optical waveguide includes a core and a cladding provided around the core.
Photonics Electronics Technology Research Association


Apparatus and recovery of three dimensional magnetic field from a magnetic detection system


A system for magnetic detection of an external magnetic field is disclosed. The system includes a nitrogen vacancy (nv) diamond material comprising a plurality of nv centers, a magnetic field generator that generates a magnetic field, a radio frequency (rf) excitation source that provides rf excitation, an optical excitation source that provides optical excitation, an optical detector that receives an optical signal emitted by the nv diamond material, and a controller.
Lockheed Martin Corporation


Gram-scale fractionation of nanodiamonds by density gradient ultracentrifugation


Disclosed herein are compositions comprising purified nanoparticles and methods of generating and using the same, preferably a composition comprising purified nanodiamonds, wherein the diamond nanocrystals have a size distribution equal to or between 1 and 10 nm and a method of purifying the composition comprising nanoparticles, preferably nanodiamonds, comprising: centrifuging at least two tubes comprising a first sample comprising nanoparticles, preferably nanodiamonds, to create a density gradient, wherein the at least two tubes are tilted at least 45°; and collecting a second composition containing purified nanoparticles, preferably nanodiamonds.. .
King Abdullah University Of Science And Technology


Cemented tungsten carbide bodies having a cobalt-boron alloy matrix


A cobalt-boron alloy is used as the matrix in a polycrystalline diamond compact. The matrix is hot isostatic pressed with tungsten carbide to form a substrate.
International Diamond Services


Diamond composite cutting tool assembled with tungsten carbide


A tool and a method of making the tool are disclosed. The tool includes a superabrasive compact, for example, a volume of silicon carbide diamond bonded composite, directly bonded to a tungsten carbide body during sintering.
Diamond Innovations, Inc.


Bonded diamond body, tool comprising the same, and manufacturing bonded diamond body


A bonded diamond body having a high bonded strength is provided. The bonded diamond body includes a sintered polycrystalline diamond body, a hard substrate, and a hard layer provided between the sintered polycrystalline diamond body and the hard substrate, the sintered polycrystalline diamond body containing a diamond grain and a sintering aid, the hard substrate containing tungsten carbide and cobalt, and the hard layer containing cobalt and a hard grain made of a carbide, a nitride, or a carbonitride having a vickers hardness of 1100 hv or more..
Sumitomo Electric Industries Ltd.


Diamond multilayer structure


A diamond multilayer structure comprises: a nitride semiconductor layer that have a first main surface and a second main surface and comprises a nitride semiconductor having a wurtzite structure and containing b; and a diamond layer located on the first main surface of the nitride semiconductor layer.. .
Panasonic Intellectual Property Management Co., Ltd.


Dnv magnetic field detector


A system for magnetic detection includes a nitrogen vacancy (nv) diamond material comprising a plurality of nv centers, a radio frequency (rf) excitation source configured to provide rf excitation to the nv diamond material, an optical excitation source configured to provide optical excitation to the nv diamond material, an optical detector configured to receive an optical signal emitted by the nv diamond material, and a controller. The optical signal is based on hyperfine states of the nv diamond material.
Lockheed Martin Corporation


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Apparatus and high sensitivity magnetometry measurement and signal processing in a magnetic detection system


A system for magnetic detection may include a nitrogen vacancy (nv) diamond material, a radio frequency (rf) excitation source, an optical excitation source, an optical detector, a magnetic field generator, and a controller. The controller may control the excitation sources to apply a first pulse sequence.
Lockheed Martin Corporation


Super-hard constructions, methods for making same and processing same


A construction comprising a sintered polycrystalline super-hard layer having mutually opposite reinforced boundaries, each of which is bonded to a respective reinforcement structure, in which the super-hard layer comprises polycrystalline diamond (pcd) material or polycrystalline cubic boron nitride (pcbn) material. The construction will be configured such that the equivalent circle diameter of each reinforced boundary is at least ten times the mean thickness of the super-hard layer between them.
Element Six Limited


Auto-rack railroad car vehicle restraint apparatus


A vehicle restraint system for an auto-rack railroad car which includes an active chock and an anchor chock configured to co-act to secure a vehicle in the auto-rack railroad car. In various embodiments, each chock has a chock body including a substantially diamond shaped elongated tube which includes four integrally connected elongated walls.
Standard Car Truck Company


3-d diamond printing using a pre-ceramic polymer with a nanoparticle filler


According to some embodiments, a method includes depositing alternating layers of a ceramic powder and a pre-ceramic polymer dissolved in a solvent. Each layer of the pre-ceramic polymer is deposited in a shape corresponding to a cross section of an object.
Lockheed Martin Corporation


Apparatus for dressing urethane foam pad for use in polishing


A dressing apparatus for dressing a urethane foam pad, for use in polishing, by bringing diamond abrasive grains into sliding contact with the urethane foam pad, includes a support for holding the grains. The grains have multiple grit sizes, and include a high-grit diamond abrasive grain with a grit size of #170 or more and a low-grit diamond abrasive grain with a grit size of #140 or less.
Shin-etsu Handotai Co., Ltd.


Apparatus and balloon angioplasty


A dilation balloon is wrapped in one or more patterns with a wire or braided material having diamond abrasive or other abrasive material bonded thereto. The wire or braided material is vibrated in one or more ways to enhance the cutting action of the wire abrasive.
The Spectranetics Corporation


Diamond cuts providing increased light amplification


A sparkling, oblong-shaped precious stone, such as an emerald or cushion cut diamond is formed by providing these diamonds with two long crown surfaces extending at a crown angle and two long pavilion surfaces extending at a pavilion angle, where the crown angle is in the range of 30-36 and the pavilion angle is in the range of 30-34. The crown angle and the pavilion angle are so formed that the crown angle is either equal to or larger than the pavilion angle by an angle that does not exceed 6 degrees..

Slab laser and amplifier and use


A slab laser and its method of use for high power applications including the manufacture of semiconductors and deposition of diamond and/or diamond-like-carbon layers, among other materials. A lamp driven slab design with a face-to-face beam propagation scheme and an end reflection that redirects the amplified radiation back out the same input surface is utilized.

Light-emitting element having a reflective structure with high efficiency


An optoelectronic element comprises a semiconductor stack comprising an active layer, wherein the semiconductor stack has a first surface and a second surface opposite to the first surface; a first transparent layer on the second surface; a plurality of cavities in the first transparent layer; and a layer on the first transparent layer, wherein the first transparent layer comprises oxide or diamond-like carbon.. .
Epistar Corporation


Transistor with diamond gate


A field effect transistor having a diamond gate electrode and a process for forming the same. In some embodiments, the device is an algan/gan high-electron-mobility transistor (hemt).
The Government Of The United States Of America, As Represented By The Secretary Of The Navy


Piezoresistive boron doped diamond nanowire


A uncd nanowire comprises a first end electrically coupled to a first contact pad which is disposed on a substrate. A second end is electrically coupled to a second contact pad also disposed on the substrate.
Uchicago Argonne, Llc


Epitaxial diamond layer and the production thereof


An epitaxial diamond layer and a method for the production thereof can be provided that comprises the following steps: providing a substrate; depositing a metal layer on at least a subarea of the substrate, wherein the metal layer contains, or consists of, at least one period 4, 5 or 6 metal having a melting point of greater than or equal to 1200 k; and depositing a diamond layer on at least a subarea of the metal layer; wherein at least one intermediate layer is deposited between the metal layer and the diamond layer and has a higher lattice constant than undoped crystalline diamond and a lower hardness than undoped crystalline diamond.. .
Fraunhofer-gesellschaft Zur Förderung Der Angewandten Forschung E.v.


Laminates with a polymeric scratch resistant layer


One or more aspects of the disclosure pertain to a laminates including a substrate, such as a glass substrate, which may be strengthened, or a sapphire substrate, and a polymeric scratch resistant layer disposed on the substrate. In one or more embodiments, where a glass substrate is utilized, the average flexural strength of the glass substrate is maintained when combined with the polymeric scratch resistant layer.
Corning Incorporated


Polycrystalline diamond, polycrystalline diamond compacts, methods of making same, and applications


Embodiments of the invention relate to polycrystalline diamond compacts (“pdc”) exhibiting enhanced diamond-to-diamond bonding. In an embodiment, a pdc includes a polycrystalline diamond (“pcd”) table bonded to a substrate.
Us Synthetic Corporation


Polycrystalline diamond composite compact element, tools incorporating same and making same


The invention relates to a pcd composite compact element comprising a pcd structure integrally bonded at an interface to a cemented carbide substrate; the pcd structure comprising coherently bonded diamond grains having a mean size no greater than 15 microns; the cemented carbide substrate comprising carbide particles dispersed in a metallic binder, the carbide particles comprising a carbide compound of a metal; wherein the ratio of the amount of metallic binder to the amount of the metal at points in the substrate deviates from a mean value by at most 20 percent of the mean value. The invention further relates to a method for making a pdc compact element comprising a pcd structure integrally bonded to a substrate formed of cemented carbide; the method including introducing a source of excess carbon to the substrate at a bonding surface of the substrate to form a carburised substrate; contacting an aggregated mass of diamond grains with the carburised substrate; and sintering the diamond grains in the presence of a solvent/catalyst material for diamond; wherein the mean size of the diamond grains in the aggregated mass is no greater than 30 microns..
Element Six (production) (pty) Ltd


Synergistic bacillus thuringiensis subsp. aizawai and bacillus thuringiensis subsp. kurstaki mixtures for diamondback moth, beet armyworm, sugarcane borer, soybean looper, corn earworm, cabbage looper, and southwestern corn borer control


The present invention generally relates to the use of synergistic amounts of bacillus thuringiensis subsp. Aizawai and bacillus thuringiensis subsp.
Valent Biosciences Corporation


Synergistic bacillus thuringiensis subsp. aizawai, bacillus thuringiensis subsp. kurstaki and chlorantraniliprole mixtures for diamondback moth, beet armyworm, sugarcane borer, soybean looper, corn earworm, cabbage looper, and southwestern corn borer control


The present invention generally relates to the use of synergistic amounts of bacillus thuringiensis subsp. Aizawai, bacillus thuringiensis subsp.
Valent Biosciences Corporation


Synergistic bacillus thuringiensis subsp. aizawai and chlorantraniliprole mixtures for diamondback moth, beet armyworm, soybean looper, corn earworm, cabbage looper, and southwestern corn borer control


The present invention generally relates to the use of synergistic amounts of bacillus thuringiensis subsp. Aizawai and chlorantraniliprole for the control of diamondback moth, beet armyworm, soybean looper, corn earworm, cabbage looper, and southwestern corn borer.
Valent Biosciences Corporation


Synergistic bacillus thuringiensis subsp. kurstaki and chlorantraniliprole mixtures for diamondback moth, beet armyworm, sugarcane borer, soybean looper and corn earworm control


The present invention generally relates to the use of synergistic amounts of bacillus thuringiensis subsp. Kurstaki and chlorantraniliprole for the control of diamondback moth, beet armyworm, sugarcane borer, soybean looper and corn earworm.
Valent Biosciences Corporation


Sports television camera assignment


An arrangement of cameras and method for televising a baseball game includes first and second cameras positioned equidistant from home plate and first and third bases, the camera height above the playing field and the camera distance from the first and third baselines being chosen so that a ray to each camera, from an origin at the midpoint between the bases opposite the baseball diamond from that camera, rises at between 17 degrees and 7.9 degrees above horizontal. Alternatively, the ray rises at between 3.7 degrees and 6.1 degrees above horizontal.

Planar field emitters and high efficiency photocathodes based on ultrananocrystalline diamond


A method of forming a field emitter comprises disposing a first layer on a substrate. The first layer is seeded with nanodiamond particles.
Uchicago Argonne, Llc


Mechanically locking polycrystalline diamond element and industrial device


The present disclosure relates to an industrial device including a pcd element located in a recess of the industrial device. The pcd element and recess may contain an aligned mechanical lock.
Halliburton Energy Services, Inc.


Electronic device grade single crystal diamonds and producing the same


A method utilising microwave plasma chemical vapour deposition (mpcvd) process of producing electronic device grade single crystal diamond comprising of: (a) selecting a diamond seed or substrate having a pre-determined orientation, (b) cleaning and/or etching of non-diamond phases and other induced surface damages from the diamond seed or substrate, whereby this step can be performed one or more times, (c) growing a layer of extremely low crystal defect density diamond surface on the cleaned/etched diamond seed or substrate, whereby this step can be performed one or more times, and (d) growing electronics device grade single crystal diamond on top of the layer of the low crystal defect density diamond surface.. .
Iia Technologies Pte. Ltd.


Cutter spare blade and cutter


A spare blade 25 is a square plate formed of cemented carbide and to be attached to an outer circumferential surface of a cutter 10 for forming a plane. A flat face 28 forming cutting edges is a convex portion 28a slightly bulging in a shape of a lateral surface of a single cone, and a center of the square plate lies on an axis of the convex portion 28a.
Kanefusa Kabushiki Kaisha


Semiconductor device structures comprising polycrystalline cvd diamond with improved near-substrate thermal conductivity


Wherein an average nucleation density at a nucleation surface of the diamond nucleation layer is no less than 1×108 cm−2 and no more than 1×1012 cm−2.. .

Device for improving the efficiency of a heat exchange system


In one aspect of the invention, an apparatus for improving the efficiency of a heat exchange system having a compressor, condenser, expansion valve, evaporator and a flowing refrigerant is provided. The apparatus is a tubular device having a refrigerant entrance and a refrigerant exit and is positioned in the heat exchange system between the expansion valve and the evaporator.
Articmaster Inc.


Aggregates of diamond with vitrified bond


The present disclosure relates to abrasive aggregates comprised of abrasive particles in a vitreous binder composition, and methods of making and using such abrasive aggregates, including in abrasive articles. The abrasive aggregates can include modifier particles.
Saint-gobain Abrasifs


Methods of forming polycrystalline diamond compacts


Methods for forming cutting elements comprising polycrystalline materials, methods for forming polycrystalline compacts for cutting elements of a drilling tool, methods for forming polycrystalline diamond compacts, and resulting polycrystalline compacts and cutting elements are disclosed. Grains of a hard material are introduced to a press and subjected to a high-pressure, high-temperature (hpht) process to sinter the grains.
Baker Hughes Incorporated


Method for forming identification marks on refractory material single crystal substrate, and refractory material single crystal substrate


An identification mark formation method for forming an identification mark on a refractory material single crystal substrate that is made of one selected from the group consisting of sapphire, gallium nitride, aluminum nitride, diamond, boron nitride, zinc oxide, gallium oxide, and titanium dioxide is disclosed. The method includes: (a) scanning a principal surface of the refractory material single crystal substrate with a laser beam at a first energy density such that a groove is formed in the principal surface of the refractory material single crystal substrate, thereby forming an identification mark in the principal surface of the refractory material single crystal substrate; and (b) scanning an inside of the groove of the refractory material single crystal substrate with a laser beam at a second energy density that is lower than the first energy density..

Device for single molecule detection and fabrication methods thereof


Disclosed herein is a device comprising an electrode pair comprising a first electrode and a second electrode; a nanogap channel; wherein a portion of the nanogap channel is sandwiched between the first electrode and the second electrode; wherein at least a portion of the first electrode directly faces at least a portion of the second electrode, across the nanogap channel; wherein the portion of the first electrode and the portion of the second electrode are exposed to an interior of the nanogap channel; and wherein the first electrode or the second electrode comprises doped diamond, silicon carbide or a combination thereof. Also disclosed herein is a method comprising forming on a carrier substrate a first material layer comprising doped diamond, silicon carbide or a combination thereof; bonding the first material layer onto an electrical circuit..

Diamond enhanced drilling insert with high impact resistance


An insert for a drill bit may include a substrate; a working layer of polycrystalline diamond material on the uppermost end of the insert, wherein the polycrystalline diamond material includes a plurality of interconnected diamond grains; and a binder material; and an inner transition layer between the working layer and the substrate, wherein the inner transition layer is adjacent to the substrate; wherein the inner transition layer has a hardness that is at least 500 hv greater than the hardness of the substrate.. .

Diamond coating and depositing the same


The invention concerns a diamond coating characterized in that it includes at least one stack of a first nanocrystalline diamond layer and a second microcrystalline diamond layer.. .

Substrates for semiconductor devices


A method of fabricating a composite semiconductor component comprising: (i) providing a bowed substrate comprising a wafer of synthetic diamond material having a thickness td, the bowed substrate being bowed by an amount b and comprising a convex face and a concave face; (ii) growing a layer of compound semiconductor material on the convex face of the bowed substrate via a chemical vapour deposition technique at a growth temperature t to form a bowed composite semiconductor component comprising the layer of compound semiconductor material of thickness tsc on the convex face of the bowed substrate, the compound semiconductor material having a higher average thermal expansion coefficient than the synthetic diamond material between the growth temperature t and room temperature providing a thermal expansion mismatch Δtec; and (iii) cooling the bowed composite semiconductor component, wherein the layer of compound semiconductor material contracts more than the wafer of synthetic diamond material during cooling due to the thermal expansion mismatch Δtec, wherein b, td, tsc, and Δtec are selected such that the layer of compound semiconductor material contracts on cooling by an amount which off-sets bowing in the bowed substrate thus pulling the bowed composite semiconductor component into a flat configuration, the layer of compound semiconductor material having a tensile stress after cooling of less than 500 mpa.. .

Method for producing peroxodisulfates in aqueous solution


A process for preparing or regenerating peroxodisulfuric acid and its salts by electrolysis of an aqueous solution containing sulfuric acid and/or metal sulfates at diamond-coated electrodes without addition of promoters is described, with bipolar silicon electrodes which are coated with diamond on one side and whose uncoated silicon rear side serves as cathode being used.. .

Recovery rotational speed for diamond-tipped core drilling devices after a temperature switch-off (overheating of the motor)


The rotational speed of the drive (20) is raised from the second value to the first value if the second temperature value has fallen below the pre-specified threshold value for a pre-specified second period of time.. .

Machine for machining workpieces


A machine for machining workpieces includes a machine frame (110, 120), a honing ring carrier (60) which is mounted on the machine frame and in which a honing ring or a honing ring blank is clampable and rotationally drivable about its central axis, and a workpiece spindle module (50) having a workpiece spindle (54), wherein a workpiece which is to be machined with the honing ring clamped in the honing ring carrier (60) is mountable in the region of a free end of the workpiece spindle (54). The machine further includes a grinding module (130) for profiling a honing ring as a result of grinding a honing ring blank, wherein the grinding module (130) is arranged in such a manner on the machine frame (110, 120) that a grinding wheel of the grinding module (130) can be positioned relative to the honing ring carrier (60) inside a truly three-dimensional space.

Systems and methods for manufacturing diamond coated wires


A method for designing a diamond coated wire for use in a wafer slicing system includes adjusting an initial diamond size distribution until an intermediate diamond size distribution is generated, wherein the intermediate diamond size distribution has a corresponding simulated penetration thickness value less than or equal a predetermined penetration thickness value, and wherein penetration thickness is a parameter proportional to a depth of subsurface damage that would occur when slicing an ingot using a diamond coated wire having an associated diamond size distribution. The method may include adjusting the intermediate diamond size distribution until a final diamond size distribution is generated, wherein the final diamond size distribution has a maximum diamond grit size that is substantially equal to a predetermined maximum diamond grit size, and manufacturing the diamond coated wire such that the diamond coated wire has a plurality of diamond grits that fit the final diamond size distribution..



Diamond topics:
  • Crystallin
  • Gallium Nitride
  • Boron Nitride
  • Refraction
  • Irradiation
  • Transverse
  • Touch Panel
  • Semiconductor Wafer
  • Electrical Signal
  • Diamond Like Carbon
  • Semiconductor
  • Surface Treatment
  • Carbon Atoms
  • Integrated Circuit
  • Transducer


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