|| List of recent Diamond-related patents
|Method for manufacturing semiconductor device|
A method for manufacturing a semiconductor device is disclosed. In one aspect the method includes forming a gate stack over a substrate.
|Diamond-like carbon film and method for fabricating the same|
A diamond-like carbon film for improving an efficiency of a field emitting element is disclosed in the present invention. The abovementioned diamond-like carbon film is deposited on a substrate and uses a mixture of graphite fiber and diamond powder as its nucleation layer.
|Crystallization and bleaching of diamond-like carbon and silicon oxynitride thin films|
Optically transparent diamond-like carbon (dlc) thin films are formed using relatively low-temperature deposition conditions followed by a post-deposition bleaching step. The bleaching can include exposure of an as-deposited thin film to uv laser radiation, which reduces the concentration of defects in the film.
|Bearing apparatuses including dual material bearing surfaces|
Embodiments of the invention relate to bearing apparatuses in which one bearing surface of the bearing apparatus includes diamond, while another bearing surface includes a non-diamond superhard material (e.g., silicon carbide). For example, a bearing apparatus may include a bearing stator assembly and a bearing rotor assembly.
|Non-destructive leaching depth measurement using capacitance spectroscopy|
A method of characterizing a quality of a polycrystalline diamond compact (pdc) cutter includes obtaining a pdc cutter that includes a leached layer and an unleached layer. The unleached layer is positioned adjacent to the leached layer, and the leached layer has at least a portion of a catalyst material removed from therein.
|Aquaculture net with walls with different wire direction|
An aquaculture net (20) has one or more side walls. These side walls comprise wires (12, 14) in a wavy form with maxima and minima, wherein the maxima of one wire (12) interlock with minima of a neighboring wire (14) to form patterns of a series of diamonds.
|Cutter assemblies, disc cutters, and related methods of manufacture|
In an embodiment, a cutter assembly for use on a tunnel boring machine may include a cutter ring extending circumferentially about a central axis. The cutter ring may include a radially inner surface and a radially outer surface.
|System and method to facilitate thermal transfer for motor drive features using diamond like carbon coating|
The present disclosure includes a motor drive that includes a rectifier module, an inverter module, drive circuitry, and a heat dissipation feature. The heat dissipation feature is at least partially coated with a diamond-like carbon material in accordance with present embodiments.
|High-precision ghz clock generation using spin states in diamond|
Techniques for obtaining a frequency standard using the crystal field splitting frequency of nitrogen vacancy center in diamond are disclosed. In certain exemplary embodiments, a microwave field is applied to the diamond and optically exciting the diamond under green light.
|Erosion and wear resistant sonoelectrochemical probe|
The present invention, in one set of embodiments, provides methods and systems for integrating conducting diamond electrodes into a high power acoustic resonator. More specifically, but not by way of limitation, in certain embodiments of the present invention, diamond electrodes may be integrated into a high power acoustic resonator to provide a robust sensing device that may provide for acoustic cleaning of the electrodes and increasing the rate of mass transport to the diamond electrodes.
|Methods of fabricating polycrystalline diamond by functionalizing diamond nanoparticles, green bodies including functionalized diamond nanoparticles, and methods of forming polycrystalline diamond cutting elements|
Method of fabricating polycrystalline diamond include functionalizing surfaces of diamond nanoparticles with fluorine, combining the functionalized diamond nanoparticles with a polymer to form a mixture, and subjecting the mixture to high pressure and high temperature (hpht) conditions to form inter-granular bonds between the diamond nanoparticles. A green body includes a plurality of diamond nanoparticles functionalized with fluorine, and a polymer material interspersed with the plurality of diamond nanoparticles.
|Downhole dual cutting reamer|
A downhole dual cutting reamer for bidirectional reaming of a wellbore with a tubular body with two cutting sections between end segments. Each cutting section has a plurality of helical blades separated by a flute, and wherein the helical blades are formed from at least two spiral angled sections connected together, with cutting components on the spiral angled sections.
|Method for manufacturing an electrodeposited diamond wire saw using patterned non-conductive materials|
The present invention relates to an electrodeposited diamond wire saw using patterned non-conductive materials in which non-conductive materials are pre-patterned along the outer circumference of a wire on which diamond grit should not be rubbed, before the diamond grit is upset, in order to efficiently improve the manufacturing process, and to a method for manufacturing same. According to one preferred embodiment of the invention, the method for manufacturing an electrodeposited diamond wire saw includes: printing a masking solution on the outer circumference of a wire in a plurality of directions when the wire is inserted for patterning; and upsetting diamond grit on the remaining regions of the outer circumference of the wire, with the exception of the patterned region..
|Expanded metal and process of making the same|
An expanded metal is provided including a plurality of integral strands defining diamond shapes, each diamond shape having a long dimension as measured from two opposing vertices and a short dimension, generally transverse to the long direction, as measured between two other opposing vertices, such that the long dimension is less than twice the short dimension.. .
|Hardfacing materials including pcd particles, earth-boring tools comprising crushed polycrystalline diamond material, and related methods|
A hardfacing material includes a metal matrix material and particles of crushed polycrystalline diamond material embedded within the metal matrix material. An earth-boring tool includes a body comprising particles of fragmented polycrystalline diamond material embedded within a metal matrix material.
|Frictional trans-epithelial tissue disruption collection apparatus and method of inducing an immune response|
In an embodiment of the invention, a frictional tissue sampling device with a head designed to be rotated without rotating off the designated site can be used to obtain tissue biopsy samples. A frictional tissue sampling device with a head designed to be rotated without rotating off the designated site can be used to obtain an epithelial tissue biopsy sample from lesions.
|O-amino benzonitrile compounds, method for preparing same and uses thereof|
It relates to an anthranilonitrile compound, and to the process for preparing the said anthranilonitrile compound, and to its use. The anthranilonitrile compound has a chemical general formula (i).
2:1 cocrystals of amino acids and li+ salts crystallize from hot water to afford water stable cationic networks based upon tetrahedral lithium cations: bilayered square grids, a lithium zeolitic metal-organic material (lizmom) and several lithium diamondoid metal-organic materials (lidmoms). The compositions may be used as a pharmaceutical for the treatment of suicidality and other disorders that require lithium to penetrate the blood brain barrier and exert therapeutic effects in the cns.
|Bearing apparatus having superhard bearing elements|
Bearing assemblies and apparatuses are disclosed. Such bearing assemblies may be employed in bearing apparatuses for use in downhole motors of a subterranean drilling system or other mechanical systems.
|Cup with twinkling light effects|
This invention provides a cup with twinkling light effects, primarily comprising an inner cup, an outer cup, and a light unit, with the lower half of the inner cup having a number of arched convex strips, and the base of which has diamond-facet of concave and convex cones. As a result, when the light unit at the base of the outer cup is activated, the effects of the arched convex strips and diamond facets cause the cup to produce numerous refractions of the light source, creating twinkling rays of light with dazzling variation..
|Methods for pre-sharpening impregnated cutting structures for bits, resulting cutting structures and drill bits so equipped|
Processes for pre-sharpening cutting structures comprising particles of superabrasive material such as diamond grit, dispersed in a metal matrix material such as cemented tungsten carbide. Matrix material may be removed from a surface of a cutting structure to a desired depth to expose superabrasive particles within the matrix material adjacent the surface, and to increase exposure of partially exposed superabrasive particles at the surface.
|Tube welding rod resistant to low stress abrasion|
A tube welding rod resistant to low stress abrasion comprises a welded tube and a filler filling the welded tube. Components of the filler comprise macrocrystalline tungsten carbide particles, cast tungsten carbide particles and/or spherical cast tungsten carbide particles undergone surface carburization treatment, mechanically ground cast tungsten carbide particles, alloy powder, and an organic binder.
|Composite polycrystalline diamond body|
In this novel pdc cutter, diamond powders of different composition and/or different grain size, are distributed, shaped, and compacted with a novel pressing tool, in multiple stages, spatially arranged into different regions of the pdc diamond body, then hpht sintered to form one pdc body with spatially varying hardness, toughness and thermal resistance.. .
|Golf club handle training aid|
A golf aid is provided. The golf aid includes a golf club handle having a grip.
|Ductile mode machining methods for hard and brittle components of plasma processing apparatuses|
A method of ductile mode machining a component of a plasma processing apparatus wherein the component is made of nonmetallic hard and brittle material wherein the method comprises single point turning the component with a diamond cutting tool causing a portion of the nonmetallic hard and brittle material to undergo a high pressure phase transformation to form a ductile phase portion of the hard and brittle material during chip formation wherein a turned surface is formed from a phase changed material and the turned surface is a grooved textured surface of phase changed material.. .
|Diamond particle mololayer heat spreaders and associated methods|
Thermally regulated semiconductor devices having reduced thermally induced defects are provided, including associated methods. Such a device can include a heat spreader having a monolayer of diamond particles within a thin metal matrix and a semiconductor material thermally coupled to the heat spreader.
|Glass substrate for information recording medium and method for manufacturing the same|
The present invention relates to a method for manufacturing a glass substrate for an information recording medium having a high level of cleanness and superior smoothness. The manufacturing method includes a step for washing a disk-shaped glass plate with an acid washing liquid, a step for removing at least part of a surface layer, which is formed on the surface of the glass plate, by performing grinding with diamond abrasion grains, and a step for washing the surface with a neutral or alkaline washing liquid..
|Microwave plasma reactors and substrates for synthetic diamond manufacture|
A microwave plasma reactor for manufacturing synthetic diamond material via chemical vapour deposition, the microwave plasma reactor comprising: a microwave generator configured to generate microwaves at a frequency f; a plasma chamber comprising a base, a top plate, and a side wall extending from said base to said top plate defining a resonance cavity for supporting a microwave resonance mode between the base and the top plate; a microwave coupling configuration for feeding microwaves from the microwave generator into the plasma chamber; a gas flow system for feeding process gases into the plasma chamber and removing them therefrom; a substrate holder disposed in the plasma chamber and comprising a supporting surface for supporting a substrate; and a substrate disposed on the supporting surface, the substrate having a growth surface on which the synthetic diamond material is to be deposited in use, wherein the substrate dimensions and location within the resonance cavity are selected to generate a localized axisymmetric ez electric field profile across the growth surface in use, the localized axisymmetric ez electric field profile comprising a substantially flat central portion bound by a ring of higher electric field, the substantially flat central portion extending over at least 60% of an area of the growth surface of the substrate and having an ez electric field variation of no more than ±10% of a central ez electric field strength, the ring of higher electric field being disposed around the central portion and having a peak ez electric field strength in a range 10% to 50% higher than the central ez electric field strength.. .
|Diamond gan devices and associated methods|
Semiconductor devices and methods of making thereof are provided. In one aspect, for example, a method for making a semiconductor device can include polishing a working surface of a diamond layer to a substantially flat surface, depositing a buffer layer on the working surface of the diamond layer, and depositing a semiconductor layer on the buffer layer.
|Method and apparatus for maintaining parallelism of layers and/or achieving desired thicknesses of layers during the electrochemical fabrication of structures|
Some embodiments of the present invention provide processes and apparatus for electrochemically fabricating multilayer structures (e.g. Mesoscale or microscale structures) with improved endpoint detection and parallelism maintenance for materials (e.g.
|Drop-in chlorinator for portable spas|
An oxidizer generating apparatus comprising a cylindrical housing and an electrode assembly attached at one end of the housing comprising at least three vertically disposed electrodes, the electrodes being spaced apart so as to define a water flow path between them, the electrodes comprising titanium outer electrodes and at least one inner diamond electrode. .
|Optimum powder placement in polycrystalline diamond cutters|
A precise and reproducible method of making a cutter element for a cutting tool includes positioning at least a first material layer of powder; a substrate and sintering. Whereby the positioning is performed by a fill to weight system, and comprises depositing the first material at a rate of about 1 mg per second to about 300 mg per second by the automated system..
|Fiber-containing diamond-impregnated cutting tools and methods of forming and using same|
Fibers for diamond-impregnated cutting tools and their associated methods for manufacture and use are described. A matrix is formed that contains fibers made from carbon, glass, ceramic, polymer, and the like.
|Microwave plasma reactor for manufacturing synthetic diamond material|
A microwave plasma reactor for manufacturing synthetic diamond material via chemical vapour deposition, the microwave plasma reactor comprising: a microwave generator configured to generate microwaves at a frequency f; a plasma chamber comprising a base, a top plate, and a side wall extending from said base to said top plate defining a resonance cavity for supporting a microwave resonance mode, wherein the resonance cavity has a central rotational axis of symmetry extending from the base to the top plate, and wherein the top plate is mounted across said central rotational axis of symmetry; a microwave coupling configuration for feeding microwaves from the microwave generator into the plasma chamber; a gas flow system for feeding process gases into the plasma chamber and removing them therefrom; and a substrate holder disposed in the plasma chamber and comprising a supporting surface for supporting a substrate on which the synthetic diamond material is to be deposited in use; wherein the resonance cavity is configured to have a height, as measured from the base to the top plate of the plasma chamber, which supports a tm011 resonant mode between the base and the top plate at said frequency f, and wherein the resonance cavity is further configured to have a diameter, as measured at a height less than 50% of the height of the resonance cavity as measured from the base, which satisfies the condition that a ratio of the resonance cavity height/the resonance cavity diameter is in the range 0.3 to 1.0.. .
|Computerized method and system for light performance grading of gemstones by one single grading scale|
There are provided computerized methods and systems of producing a single grading scale, and for using it, for grading gemstones such as diamonds based on pre-defined parameters thereof, wherein each single grade in the scale is associated with unique groups of unique value ranges of the parameters in a statistically relevant sample of gemstones, the unique groups being established at least based on an aimed statistic distribution of gemstones through the grades in the grading scale. There is also provided a gemstone grading report comprising indication of a grade for the gemstone in the single grading..
|Half-cell spacer material for enhanced flow distribution|
Disclosed is method for enhancing electrolyte flowing mechanism within electrodes in flow battery cells by employing half-cell spacer screens that may be welded to at least one surface of each electrode sheet. Half-cell spacer screens may provide a constant gap thickness between electrode sheet and micro-porous separator membrane.
A drill reamer (20) comprises an elongate body (21) disposed about a longitudinal axis. The elongate body comprises flutes (22a-22d) having separate hard cutting sections (27a, 28′a, 28″a, 28′b, 28″b) and a soft cutting section (24a, 24b).
|Production of carbon nanostructures from functionalized fullerenes|
Electromagnetic irradiation of functionalized fullerenes in an oxygen-free environment induces conversion of the functionalized fullerenes to carbon nanotubes, carbon nanohorns, carbon onions, diamonds and/or carbon schwarzites. The carbon nanotubes can be multi-wall carbon nanotubes.
|Electric contact and fabrication method thereof|
The present invention discloses an electric contact, comprising a substrate with the surface thereof coated with a nano-diamond film heavily doped with positive trivalent or positive pentavalent elements; the present invention discloses a fabrication method of the above electric contact, comprising the following steps of: (1) fabricating a substrate of the electric contact; (2) performing auxiliary nucleation processing on the electric contact substrate; (3) depositing a nano-diamond film heavily doped with positive trivalent or positive pentavalent elements on the surface of the electric contact substrate. The present invention applies a heavily doped nano-diamond film in an electric contact such that the electric contact has super high heat conductivity, super high frictional wear resistance, high electrical conductivity, high breakdown voltage, high arc ablation resistance and fusion welding resistance, and at the same time, further has an advantage of simple processes, which greatly reduces production cost..
|Vehicle with rhomboid wheel arrangement and rear wheel and side wheel steering|
Wheeled vehicle, comprising of one front wheel, two side wheels and one rear wheel, configured on a chassis frame in a symmetrical rhombus (diamond) layout. The non-steered front wheel is turned by pedals using human power, similar or exactly in bicycle use design, or with electric motor power.
|Cutting elements and tools comprising interbonded grains of diamond and related compositions|
Cutting elements include at least one metal diffused into interbonded grains of diamond. Earth-boring tools include at least one such cutting element.
|Pdc sensing element fabrication process and tool|
A polycrystalline diamond compact (pdc) cutter for a rotary drill bit is provided with an integrated sensor and circuitry for making measurements of a property of a fluid in the borehole and/or an operating condition of the drill bit. A method of manufacture of the pdc cutter and the rotary drill bit is discussed..
|Composite cutter substrate to mitigate residual stress|
A cutting element may include a polycrystalline diamond layer and a reduced-cte substrate comprising diamond particles disposed in a matrix material, wherein the diamond particles have a contiguity of 15% or less. Also, a cutting element may include a polycrystalline diamond layer and a reduced-cte substrate comprising a matrix material, at least one diamond-filled region, and embedded diamond particles..
|Closure device and methods for making and using them|
A method that includes locating an opening in tissue by advancing a member through the opening in tissue and following locating the opening, deploying a medical device to aid with sealing the opening. The medical device includes a plurality of strut members forming a plurality of generally diamond-shaped openings, the plurality of strut member being configured to form an annular shaped structure with the generally diamond-shaped openings extending generally longitudinally relative to a longitudinal axis of the medical device.
|Closure device and methods for making and using them|
A medical device that includes a plurality of strut members forming a plurality of generally diamond-shaped openings, the plurality of strut member being configured to form an annular shaped structure with the generally diamond-shaped openings extending generally longitudinally relative to a longitudinal axis of the medical device. A plurality of tissue engaging portions are associated with the plurality of struts, with each tissue engaging portion extending towards the longitudinal axis in a deployed configuration..
|Methods and structures for using diamond in the production of mems|
A mems device with movable mems structure and electrodes is produced by fabricating electrodes and shielding the electrodes with diamond buttons during subsequent fabrication steps, such as the etching of sacrificial oxide using vapor hf. In some embodiments, the diamond buttons are removed after the movable mems structure is released..
|Microwave plasma reactors|
Microwave plasma assisted reactors, for example chemical vapor deposition (mpcvd) reactors, are disclosed. The disclosed reactors operate at high pressures (>180-320 torr) and high power densities (>150 w/cm3), and thereby enable high deposition rate cvd processes that rapidly deposit materials.
|Single-crystal diamond and manufacturing method thereof|
Single-crystal diamond is composed of carbon in which a concentration of a carbon isotope 12c is not lower than 99.9 mass % and a plurality of inevitable impurities other than carbon. The inevitable impurities include nitrogen, boron, hydrogen, and nickel, and a total content of nitrogen, boron, and hydrogen of the plurality of inevitable impurities is not higher than 0.01 mass %.
|Polycrystalline diamond constructions having optimized material composition|
Diamond bonded constructions include a diamond body comprising intercrystalline bonded diamond and interstitial regions. The body has a working surface and an interface surface, and may be joined to a metallic substrate.
|Polycrystalline diamond compacts including at least one transition layer and methods for stress management in polycrsystalline diamond compacts|
Embodiments relate to polycrystalline diamond compacts (“pdcs”) that are less susceptible to liquid metal embrittlement damage due to the use of at least one transition layer between a polycrystalline diamond (“pcd”) layer and a substrate. In an embodiment, a pdc includes a pcd layer, a cemented carbide substrate, and at least one transition layer bonded to the substrate and the pcd layer.
The main frame comprises two vertical posts: a central post (2) and a main post (1). The central post (2), approximately 30″ high, is crowned with an upper side outlet cross 68 (diamond aluminum fitting) with the middle outlet facing back towards the main post (1).
|Tungsten jewelry resurfacing kit for consumer end use and tungsten resurfacing compound used therein|
A tungsten jewelry resurfacing kit for consumer end use comprises a buffing cloth; a container of tungsten resurfacing compound having less than 50 ml of resurfacing compound, wherein the resurfacing compound comprises a mixture of i) a diamond powder of at least 1000 grit size; and ii) a binder, such as a fat, which is a semi-solid at ambient temperatures. The kit may further include a plurality of swabs for removing the resurfacing compound from the container.
|Diamond film coated electrode for battery|
A composite electrode and a lithium-based battery are disclosed, wherein the composite electrode comprises: a substrate and a conductive layer formed on the substrate, wherein the conductive layer comprises graphite powders, si-based powders, ti-based powders, or a combination thereof embedded in a conductive matrix and coated with diamond films, and the diamond films are formed of diamond grains. The novel electrodes of the present invention when used in the li-based battery can provide superior performance including excellent chemical inertness, physical integrity, and charge-discharge cycling life-time, and exhibit high electric conductivity and excellent lithium ion permeability..
|Carbon nanotubes conformally coated with diamond nanocrystals or silicon carbide, methods of making the same and methods of their use|
Provided herein are carbon nanotubes conformally coated with diamond nanocrystals or silicon carbide, or both, methods of their preparation, methods of their use and compositions and materials comprising the conformally coated carbon nanotubes.. .
|Capacitive single layer multi-touch panel having improved response characteristics|
An apparatus is provided. A substrate and a cover plate are provided.
|Bicycle frames and bicycles|
Bicycle frames having rear stays that extend past the seat region and connect directly to the top region without being rigidly connected to the seat region. Some bicycle frames according to the present disclosure have a greater vertical compliance than comparably sized standard diamond frames having seat stays that are connected directly and rigidly to a seat tube..
|Method of increasing the hardness of wurtzite crystalline materials|
The method of increasing the hardness of wurtzite crystalline materials is directed to the production of tool bits and inserts having a hardness approaching that of diamond, while simultaneously providing greater toughness and fracture resistance than diamond. The method includes forming a workpiece of boron nitride having a wurtzite crystal structure (wbn), and optionally combining boron nitride having a cubical crystal structure (cbn) with the wbn material.
|Method of growing diamond thin film|
The present invention is directed to a method of growing thin film diamond. Since there are micro-grooves formed between internal grains of the heterogeneous substrate during lateral epitaxy growth, diamond seeds are allowed to be embedded in the micro-grooves; surface damage caused by scratching method or seeding method also can be prevented.
|Fin structure for watercraft|
By way of overview and introduction what is disclosed is a fin structure for use with watercraft that is configured to provide lateral stability and generate hydrodynamic lift. The fin structure has a first end that can be connected to the underside of a hull.
|Outer blade cutting wheel and making method|
In an outer blade cutting wheel comprising an annular thin disc base of cemented carbide having an outer diameter of 80-200 mm, an inner diameter of 30-80 mm, and a thickness of 0.1-1.0 mm, and a blade section disposed on an outer periphery of the base, the blade section comprises diamond grains and/or cbn grains bound with a metal bond having a young's modulus of 0.7-4.0×1011 pa and has a thickness which is greater than the thickness of the base by at least 0.01 mm. The outer blade cutting wheel is capable of cutting a workpiece at a high accuracy and a reduced allowance, improves machining yields, and reduces machining costs..
|Control of defects and sweep pattern in pdc by treating carbide substrate before sweep|
A method for forming a polycrystalline diamond compact (pdc) includes treating a carbide substrate having a cobalt content therein with an acid, e.g., aqua regia, to remove cobalt from a surface portion of the carbide substrate; disposing diamond crystals on the treated carbide substrate; disposing a sweep material on the diamond crystals on a surface of the diamond opposite the carbide substrate; and applying high temperature and pressure to the carbide substrate, the diamond crystals and the sweep material such that the diamond crystals are sintered into a polycrystalline diamond attached to the carbide substrate to form the polycrystalline diamond compact.. .
|Transmission-type x-ray target and radiation generating tube including the same|
A transmission-type x-ray target includes a flat plate-shaped diamond substrate having a first surface and a second surface facing the first surface and a target layer that is located on the first surface. A residual stress of the first surface is lower than a residual stress of the second surface..
|Absorbtion-based detection of spin impurities in solid-state spin systems|
Absorption based detection of spin states of spin impurities within a solid-state spin system, such as nv centers in diamond, is implemented by measuring the absorption intensity of an optical signal applied to the spin impurities, i.e. Change in intensity of the optical signal after the signal has been transmitted through the solid-state spin system.
|Delta wing unmanned aerial vehicle (uav) and method of manufacture of the same|
This disclosure pertains to the field of small-unmanned aerial vehicles (uavs). The delta wing vehicle consists of an isosceles triangular shaped lifting body milled from styrofoam.
|Downhole drill bit|
A downhole cutting tool may include a tool body; a plurality of blades extending from the tool body; a first blade comprising at least one pointed cutting element thereon, the at least one pointed cutting element comprising a first polycrystalline diamond material on a first carbide substrate, the first polycrystalline diamond material extending away from the first carbide substrate to terminate in a substantially pointed geometry opposite the first carbide substrate; a second blade comprising at least one shear cutting element, the at least one shear cutting element comprising a second polycrystalline diamond material on a second carbide substrate, the second polycrystalline diamond material forming a planar cutting surface opposite the substrate; wherein, when the first blade and the second blade are superimposed on each other, a central axis of the at least one pointed cutting element is offset from a central axis of the at least one shear cutting element.. .
|Increased point of contact tungsten carbide insert for fixed rotary drill bit|
A fixed rotary drill bit, especially the type rotary drill bits incorporating a plurality of spaced polycrystalline diamond compact (pdc) cutters or cutting elements on a plurality of radial blades, includes multiple tungsten carbide inserts (tci) spaced between the pdc cutters or cutting elements, each tci providing a mitigation to vibration for the drill bits, rapidly adapting the tcis by wear from the intermediary formation ridges created from drilling resulting in the creation of a unique kerf in each tci, thus increasing stability of the bit from lateral instability, making the drill bit more efficient, and promoting a continual steady state of drilling.. .
|Metal object with diamond-like carbon film and method for forming diamond-like carbon film|
A metallic film formation target which is an object on which a diamond-like carbon film is to be formed is placed in a flow channel through which film formation gas containing methane gas flows. The film formation gas is caused to flow at a predetermined flow rate through the flow channel during the process of raising the temperature of the film formation target from room temperature to a predetermined temperature.
|Conjugates of nano-diamond and magnetic or metallic particles|
Techniques for imaging a characteristic of a sample with a plurality of conjugates of diamond-metallic nanoparticles having a nitrogen vacancy center. The plurality of conjugates can be exposed to a sample and the nitrogen vacancy centers can be optically pumped.
|Touch panel and a manufacturing method thereof|
The present disclosure relates to a touch technology, and more particularly, to a touch panel and a manufacturing method the same. A touch panel is provided, comprising an inductive electrode layer and a patterned protective layer covering the inductive electrode layer; wherein formative pattern of the patterned protective layer is identical to that of the inductive electrode layer.
An improvement over known hydraulic fracturing fluids. Boundary layer kinetic mixing material is added to components of fracturing fluid wherein kinetic mixing material is a plurality of particles wherein at least 25% of particles are several types, i.e., having surface characteristics of thin walls, three dimensional wedge-like sharp blades, points, jagged bladelike surfaces, thin blade surfaces, three-dimensional blade shapes that may have shapes similar to a “y”, “v” or “x” shape or other geometric shape, slightly curved thin walls having a shape similar to an egg shell shape, crushed hollow spheres, sharp bladelike features, 90° corners that are well defined, conglomerated protruding arms in various shapes, such as cylinders, rectangles, y-shaped particles, x-shaped particles, octagons, pentagon, triangles, and diamonds.
|Diamond clusters defining various shapes|
A jewelry stone cluster comprising four gemstone sections which are mounted in a setting and which are juxtaposed to each other. Each gemstone section includes a table facet and, in one form, a respective pair of adjacent cross facets, with the cross facets extending in planes that are at an angle to their respective table facet.