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7615116 Method for producing silicon epitaxial wafer and silicon epitaxial wafer  
In a vapor phase growth apparatus including a reaction chamber, a susceptor, a lift pin, an upper heating device, and a lower heating device, a heating ratio between the upper heating ratio and the...
7608539 ALD method and apparatus  
A method and an apparatus for executing efficient and cost-effective Atomic Layer Deposition (ALD) at low temperatures are presented. ALD films such as oxides and nitrides are produced at low...
7601215 Method for rapid, controllable growth and thickness, of epitaxial silicon films  
A method of producing epitaxial silicon films on a c-Si wafer substrate using hot wire chemical vapor deposition by controlling the rate of silicon deposition in a temperature range that spans the...
7553370 Crystal growth method for nitride semiconductor and formation method for semiconductor device  
Methods of crystal growth for semiconductor materials, such as nitride semiconductors, and methods of manufacturing semiconductor devices are provided. The method of crystal growth includes forming...
7547359 Method of altering crystal structure of group 13 element nitride, group 13 element nitride and structure material containing cubic nitride  
An aerosol of a powder composed of helium carrier gas and particles of a hexagonal aluminum nitride is charged through a transfer pipe 3 into a film deposition chamber 4 whose interior is...
7524376 Method and apparatus for aluminum nitride monocrystal boule growth  
A crystal growth setup within a physical vapor transport growth furnace system for producing AlN monocrystal boules at high temperatures includes a crucible effective to contain an AlN source...
7449065 Method for the growth of large low-defect single crystals  
A method and the benefits resulting from the product thereof are disclosed for the growth of large, low-defect single-crystals of tetrahedrally-bonded crystal materials. The process utilizes a...
7442252 Method for producing single crystal of multi-element oxide single crystal containing bismuth as constituting element  
The present invention provides methods for producing a multi-element oxide single crystal which contains Bi, which has high crystallinity independently of a preparation process, and which is...
7438760 Methods of making substitutionally carbon-doped crystalline Si-containing materials by chemical vapor deposition  
Methods of making Si-containing films that contain relatively high levels of substitutional dopants involve chemical vapor deposition using trisilane and a dopant precursor. Extremely high levels...
7431964 Method of forming a porous metal catalyst on a substrate for nanotube growth  
A method is provided for forming a porous metal catalyst ( 44 ) on a substrate ( 42 ) for nanotube ( 84 ) growth in an emissive display. The method comprises depositing a metal ( 44 ) onto a...
7416605 Anneal of epitaxial layer in a semiconductor device  
An anneal of an epitaxially grown crystalline semiconductor layer comprising a combination of group-IV elements. The layer contains at least one of the group of carbon and tin. The layer of...
7402206 Method of synthesizing a compound of the formula Mn+1AXn, film of the compound and its use  
A method of synthesizing or growing a compound having the general formula M n+1 AX n ( 16 ) where M is a transition metal, n is 1, 2, 3 or higher, A is an A-group element and X is carbon, nitrogen...
7393412 Method for manufacturing compound semiconductor epitaxial substrate  
A method for manufacturing a compound semiconductor epitaxial substrate with few concave defects is provided. The method for manufacturing a compound semiconductor epitaxial substrate comprises a...
7374617 Atomic layer deposition methods and chemical vapor deposition methods  
The invention includes atomic layer deposition methods and chemical vapor deposition methods. In a particular aspect of the invention, a source of microwave radiation is provided proximate a...
7335259 Growth of single crystal nanowires  
The present invention provides nanowires which are substantially straight and substantially free of nanoparticles and methods for making the same The nanowires can be made by seeded approaches,...
7311777 Process for manufacturing quartz crystal element  
A process for manufacturing a quartz crystal element consists of the steps of producing plural quartz layers on a surface of a crystalline substrate having a lattice constant differing from that of...
7309394 Ultraviolet light-emitting device in which p-type semiconductor is used  
An object is to provide an ultraviolet light-emitting device in which a p-type semiconductor which has high conductivity and an emission peak in ultraviolet region, and emits light efficiently is...
7294360 Conformal coatings for micro-optical elements, and method for making the same  
A micro-optical element is produced through vapor deposition techniques, such as atomic layer deposition. An optical structure having a surface with uneven structures is exposed to one or more...
7250083 ALD method and apparatus  
A method and an apparatus for executing efficient and cost-effective Atomic Layer Deposition (ALD) at low temperatures are presented. ALD films such as oxides and nitrides are produced at low...
7229501 Silicon epitaxial wafer and process for manufacturing the same  
The present invention provides a silicon epitaxial wafer having an excellent IG capability all over the radial direction thereof and a process for manufacturing the same. The present invention is...
7229498 Nanostructures produced by phase-separation during growth of (III-V)1-x(IV2)x alloys  
Nanostructures ( 18 ) and methods for production thereof by phase separation during metal organic vapor-phase epitaxy (MOVPE). An embodiment of one of the methods may comprise providing a growth...
7217324 Method and device for producing an electronic GaAs detector for x-ray detection for imaging  
The invention relates to a method for producing an X-ray detector for imaging. By increasing the epitaxial layers, a GaAs material ( 1 ) is placed on a substrate n<+> (or p<+>) ( 2 )....
7153363 Atomic layer deposition  
Substrates are charged with a material by introducing the substrates into an evacuated vacuum container and exposing the surface of the substrates to a reactive gas which is adsorbed on the...
7150789 Atomic layer deposition methods  
An atomic layer deposition method includes positioning a semiconductor substrate within an atomic layer deposition chamber. A first precursor gas is flowed to the substrate within the atomic layer...
7147715 Growth of ultra-high purity silicon carbide crystals in an ambient containing hydrogen  
A method is disclosed for producing semi-insulating silicon carbide crystal with a controlled nitrogen content. The method includes the steps of introducing an ambient gas containing hydrogen into...
7135071 Fractal structure and method of forming it  
A fractal structure is formed to have a plurality of regions different in fractal dimension characterizing the self-similarity. The fractal structure is grown from one or more origins under growth...
7128787 Atomic layer deposition method  
An atomic layer deposition method includes positioning a semiconductor substrate within an atomic layer deposition chamber. A first precursor gas is flowed to the substrate within the atomic layer...
7105054 Method and apparatus of growing a thin film onto a substrate  
A method and an apparatus for growing a thin film onto a substrate by the ALD process. The apparatus comprises a reaction chamber into which the substrate can be disposed; a plurality of inlet...
7101434 Fractal structure and its forming method  
A fractal structure is formed to have a plurality of regions different in fractal dimension characterizing the self-similarity. Especially in a stellar fractal structure, a region with a low...
7094289 Method for manufacturing highly-crystallized oxide powder  
A method for manufacturing a highly-crystallized oxide powder, wherein an oxide powder is produced by ejecting a starting material powder containing at least one metal element and/or semimetal...
7060132 Method and apparatus of growing a thin film  
A method and apparatus for growing a thin film onto a substrate is disclosed. According to one embodiment, a plurality of substrates, each having a width and a length, are placed in a reaction...
7014710 Method of growing single crystal Gallium Nitride on silicon substrate  
A method of growing single crystal Gallium Nitride on silicon substrate is disclosed including: removing oxide layer of silicon substrate, growing buffer layer of Silicon Carbon Nitride (SiCN), and...
7011707 Production method for semiconductor substrate and semiconductor element  
A reaction prevention layer is formed to prevent Si from reacting with a gallium nitride group semiconductor (semiconductor crystal A) which is deposited after the reaction prevention layer is...
7011706 Device substrate and method for producing device substrate  
A device substrate is provided having: a Si(111) substrate; a buffer layer formed by epitaxial growth on the Si(111) substrate 11 , and containing at least one of a rare earth metal oxide and an...
7001460 Semiconductor element and its manufacturing method  
In a semiconductor element comprising microcrystalline semiconductor, a semiconductor junction is provided within a microcrystal grain. Further, in a semiconductor element comprising...
7001459 Spinel-structured metal oxide on a substrate and method of making same by molecular beam epitaxy  
A method of making a spinel-structured metal oxide on a substrate by molecular beam epitaxy, comprising the step of supplying activated oxygen, a first metal atom flux, and at least one other metal...
RE38937 Susceptor for vapor-phase growth apparatus  
It was an objective of the present invention to provide a susceptor which can prevent a increasing phenomenon of the dopant concentration of the epitaxial layer at the peripheral portion of the...
6972050 Method for depositing in particular crystalline layers, and device for carrying out the method  
The invention relates to a method for depositing especially, crystalline layers onto especially, crystalline substrates, in a process chamber of a CVD reactor. At least one first and one second...
6932866 Method for depositing in particular crystalline layers  
The invention relates to a method and a device for depositing especially crystalline layers on especially crystalline substrates in a process chamber of a reactor housing having a water-cooled...
6923860 Oxidation of material for tunnel magneto-resistive sensors  
The present invention is a tunneling magnetoresistive (TMR) stack configured to operate in a current-perpendicular-to-plane (CPP) mode, wherein a sense current flows substantially perpendicular to...
6902620 Atomic layer deposition systems and methods  
Atomic layer deposition systems and methods are disclosed utilizing a multi-wafer sequential processing chamber. The process gases are sequentially rotated among the wafer stations to deposit a...
6896730 Atomic layer deposition apparatus and methods  
An atomic layer deposition method includes positioning a semiconductor substrate within an atomic layer deposition chamber. A fixed volume first precursor gas charge is provided within a gas flow...
6875272 Method for preparing GaN based compound semiconductor crystal  
In a method for growing a GaN based compound semiconductor on a front surface of a substrate to obtain the GaN based compound semiconductor crystal in one body, because the gas for reducing and...
6869481 Method and device for regulating the differential pressure in epitaxy reactors  
A method and a device for regulating a pressure in an epitaxy reactor, wherein the epitaxy reactor has a wafer handling chamber WHC, a process chamber PC, and a gate valve GV connecting the two...
6869480 Method for the production of nanometer scale step height reference specimens  
Methods are disclosed that provide for structures and techniques for the fabrication of ordered arrangements of crystallographically determined nanometer scale steps on single crystal substrates,...
6863727 Method of depositing transition metal nitride thin films  
This invention concerns a method for depositing transition metal nitride thin films by an Atomic Layer Deposition (ALD) type process. According to the method vapor-phase pulse of a source material,...
6863726 Vapor phase growth method of oxide dielectric film  
A vapor phase growth method of an oxide dielectric film for forming an oxide dielectric film having a perovskite crystal structure expressed by ABO 3 on a substrate according to the present...
6841003 Method for forming carbon nanotubes with intermediate purification steps  
Carbon nanotubes are formed on a surface of a substrate using a plasma chemical deposition process. After the nanotubes have been grown, a purification step is performed on the newly formed...
6841002 Method for forming carbon nanotubes with post-treatment step  
Carbon nanotubes are formed on a surface of a substrate using a plasma chemical deposition process. After the nanotubes have been grown, a post-treatment step is performed on the newly formed...
6821340 Method of manufacturing silicon carbide, silicon carbide, composite material, and semiconductor element  
To provide a method of manufacturing silicon carbide by forming silicon carbide on a substrate surface from an atmosphere containing a silicon carbide feedstock gas comprising at least a silicon...
Matches 1 - 50 out of 223 1 2 3 4 5 >