Patents for C30B 29 - Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape (27,107)
01/2001
01/17/2001EP1069214A1 Epitaxial silicon wafer and its production method, and substrate for epitaxial silicon wafer
01/17/2001EP1068375A1 Open-loop method and system for controlling growth of semiconductor crystal
01/17/2001CN1280648A Turbine components with skin bonded to substrates
01/17/2001CN1280634A Apparatus for use in crystal pulling
01/16/2001US6174364 Method for producing silicon monocrystal and silicon monocrystal wafer
01/16/2001US6174363 Method for producing silicon single crystal
01/11/2001WO2001002628A1 Doped diamond
01/10/2001CN1279733A Method for producing a gallium nitride epitaxial layer
01/10/2001CN1279732A Charge for vertical boat growth process and use thereof
01/10/2001CN1279306A Rhombic monohydrated dicalcium hexaborate as non-linear optical crystal and its growth process and application
01/10/2001CN1279305A Simple synthesis process of raw lithium strontium aluminium fluoride (LiSAF) material
01/10/2001CN1060542C Growth technology of thallium doped cesium iodide grystal by antivacuum fall
01/09/2001US6172380 Semiconductor material
01/09/2001US6172009 Controlled conversion of metal oxyfluorides into superconducting oxides
01/09/2001US6172008 Process for preparing high crystallinity oxide thin film
01/09/2001US6171871 Ferroelectric memory device and their manufacturing methods
01/09/2001US6171394 Method for manufacturing compound semiconductor epitaxial wafer
01/09/2001US6171391 Method and system for controlling growth of a silicon crystal
01/04/2001WO2001000908A1 Heater arrangement for crystal growth furnace
01/04/2001WO2001000907A1 Polishing of fluoride crystal optical lenses and preforms using cerium oxide for microlithography
01/04/2001DE19929591A1 Process for producing an epitaxial gallium nitride layer on a substrate comprises applying a precursor compound containing gallium carbodiimide on the substrate, and converting into crystalline gallium nitride by pyrolysis
01/04/2001DE10027780A1 Wafer defect measurement involves measuring depths of defects from wafer surface on basis of measured intensities of scattered laser radiation at two or more wafer temperatures
01/03/2001CN1278565A Silicon mixed with structural oxygen, production method and use thereof
01/03/2001CN1060233C Vapor growth apparatus and vapor growth method capable of growing a compound semicondcutor layer having an evenness and an interfacial sharpness in units of atomic layers with good productivity
01/03/2001CN1060232C Method for growing gallium antimonide single crystal by straight pulling method and apparatus
01/03/2001CN1060231C Apparatjus for pulling silicon single crystal
01/03/2001CN1060224C Forming method for lead-lanthanum titanate film
01/02/2001US6168659 Forming an amorphous silicon dioxide thin film on a silicon substrate, forming a single crystal silicon thin film on said silicon dioxide thin film and then forming gallium nitride directly on said silicon thin film.
12/2000
12/28/2000WO2000079603A1 Diamond semiconductor device and method of manufacture thereof
12/28/2000WO2000079570A2 Silicon carbide epitaxial layers grown on substrates offcut towards <1100>
12/28/2000WO2000078445A1 Methods and apparatus for performing array microcrystallizations
12/28/2000DE10011697A1 Oxide superconductor film for switching element, has bi-crystal oxide superconductor film formed on bi-crystal board which has junction of predetermined length
12/27/2000CN1278200A Method of bonding cast superalloys
12/27/2000CN1278199A Turbine blades made from multiple signle crystasl cast superalloy segments
12/26/2000US6165263 Method for growing single crystal
12/21/2000WO2000077281A1 Encapsulation of crystals via multilayer coatings
12/21/2000DE19927604A1 Silicium mit strukturierter Sauerstoffdotierung, dessen Herstellung und Verwendung Silicon with textured oxygen doping, its preparation and use
12/20/2000EP1061564A2 MBE growth of group III-nitride semiconductor layers
12/20/2000EP1061160A1 Silicon with structural oxygen doping, preparation and application thereof
12/20/2000EP1061154A1 Method and apparatus for doping of CVD diamonds and diamonds so made
12/20/2000EP1059976A1 Dynamically controlled crystallization method and apparatus and crystals obtained thereby
12/19/2000US6162706 Method of epitaxy on a silicon substrate comprising areas heavily doped with arsenic
12/19/2000US6162704 Method of making semiconductor device
12/19/2000US6162293 Method for manufacturing ferroelectric thin film, substrate covered with ferroelectric thin film, and capacitor
12/19/2000US6162292 Method of producing silicon monocrystal
12/19/2000US6161499 Apparatus and method for nucleation and deposition of diamond using hot-filament DC plasma
12/19/2000US6161311 System and method for reducing particles in epitaxial reactors
12/17/2000CA2311618A1 Silicon with structured oxygen doping, its production and use
12/16/2000CA2303713A1 Method and apparatus for in-situ solid state doping of cvd diamonds and diamonds so made
12/14/2000WO2000075697A1 Fluoride lens crystal for optical microlithography systems
12/14/2000WO2000075405A1 Crystal growth and annealing method and apparatus
12/13/2000EP1059661A2 Crack-free epitaxial semiconductor layer formed by lateral growth
12/13/2000CN1276340A Process for preparing silicon carbide crystal whisker from river sand
12/12/2000US6160396 Optical magnetic field sensor probe
12/12/2000US6159438 Method and apparatus for manufacturing a silicon single crystal having few crystal defects, and a silicon single crystal and silicon wafers manufactured by the same
12/12/2000US6158228 Method and apparatus for manufacturing single crystal method for controlling crystal orientation of single crystal ice
12/07/2000WO2000074107A2 Tip structures, devices on their basis, and methods for their preparation
12/07/2000WO2000034989A9 Method for producing high quality heteroepitaxial growth using stress engineering and innovative substrates
12/07/2000DE19925044A1 Semiconductor disc with crystal matrix defects has upper and lower surface layers separated by upper and lower internal layers with central region between them having maximum nitrogen concentration
12/07/2000DE10006589A1 Heat shield, for a Czochralski single crystal silicon ingot growth apparatus, comprises an internally insulated annular housing with a sloping bottom held within the crucible by a support element
12/06/2000CN1276026A Process for preparing silicon melt from polysilicon charge
12/06/2000CN1275639A Growth method for column type alpha-nickel sulfate hexahydrate crystal
12/05/2000US6156916 Reacting an alkyl compound of group 13 element with an acyclic alcohol or with an aloxide of group 13 element to obtain dialkyl metal alkoxide, reacting it with alkali metal alkoxide, reacting product with divalent metal halide
12/05/2000US6156706 Layer structure with an epitaxial, non-c-axis oriented HTSC thin film
12/05/2000US6156119 Silicon single crystal and method for producing the same
11/2000
11/30/2000WO2000071787A2 Semi-insulating silicon carbide without vanadium domination
11/30/2000WO2000071786A1 Method and apparatus for growing high quality single crystal
11/30/2000DE19924649A1 Semiconductor wafer, for semiconductor device production, has a non-uniform lattice defect distribution or oxygen precipitate nucleation center concentration profile
11/29/2000EP1055749A1 Process for producing a semiconductor wafer
11/29/2000CN1274954A Film piezo-electric device
11/28/2000US6153895 Semiconductor comprises a p-type impurity of a group 2a or group 5b element, and an n-type impurity of a group 4b or 7b element, or both, contained in a group 1b-3b-(6b)2 compound semiconductor; high conversion efficiency solar battery
11/28/2000US6153166 Single crystal SIC and a method of producing the same
11/28/2000US6153165 A complex in which a polycrystalline plate consisting of silicon and carbon atoms is stacked on the surface of a single crystal silicon carbide base and is subjected to heat treatment, which transforms polycrystals to single crystal
11/28/2000US6153125 Useful for an optical field including a laser and wave changing devices
11/28/2000US6153012 Device for treating a substrate
11/28/2000US6153008 Device and method for pulling a single crystal
11/28/2000US6152977 Surface functionalized diamond crystals and methods for producing same
11/23/2000WO2000070129A1 Method and apparatus for epitaxially growing a material on a substrate
11/22/2000EP1054460A2 Thin film piezoelectric device for acoustic resonators
11/22/2000EP1054442A2 Method for growing epitaxial group III nitride compound semiconductors on silicon
11/22/2000EP1054082A1 P-type group II-VI compound semiconductor crystals, growth method for such crystals, and semiconductor device made of such crystals
11/21/2000US6149975 Potassium-containing thin film and process for producing the same
11/16/2000WO2000068474A1 SiC WAFER, SiC SEMICONDUCTOR DEVICE AND SiC WAFER PRODUCTION METHOD
11/16/2000WO2000068471A1 Sequential hydride vapor-phase epitaxy
11/16/2000WO2000068470A1 Magnesium-doped iii-v nitrides & methods
11/16/2000WO2000068148A1 ANISOTROPICALLY SHAPED SrTiO3 SINGLE CRYSTAL PARTICLES
11/16/2000DE19922167A1 Verfahren zur Herstellung einer Halbleiterscheibe A process for producing a semiconductor wafer
11/16/2000DE10009876A1 Single crystal thin film formation method for semiconductor industries, involves growing single crystal thin film on exposed surface of amorphous thin film by nuclear or molecular beam of specific incidence angle
11/15/2000EP1052684A1 A method for manufacturing group III nitride compound semiconductor and a light-emitting device using group III nitride compound semiconductor
11/15/2000EP1052313A1 Silicon wafer and method of manufacture thereof
11/15/2000EP1052222A1 SiGe CRYSTAL
11/15/2000EP0976457B1 Method for treating semiconductor material
11/15/2000CN1058534C Method for forming diamond film
11/14/2000US6146761 Functional particle-dispersed thin film, granular magnetic thin film and production processes thereof
11/14/2000US6146459 Czochralski pullers for manufacturing monocrystalline silicon ingots by controlling temperature at the center and edge of an ingot-melt interface
11/14/2000US6146458 Growing a layer of group iii nitride material on a substrate
11/14/2000US6146457 Thermal mismatch compensation to produce free standing substrates by epitaxial deposition
11/14/2000US6146456 Method for annealing single crystal fluoride and method for manufacturing the same
11/09/2000WO2000066818A1 Method and device for continuously pulling up crystal
11/09/2000WO2000066817A1 Melt depth control for semiconductor materials grown from a melt