Patents for C30B 29 - Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape (27,107)
06/1998
06/30/1998US5772756 Diamond synthesis
06/30/1998US5772754 Ultrafine particles and production method thereof
06/25/1998WO1998027599A1 Product with a partially stabilized zirconium oxide substrate and a fully stabilized zirconium buffer layer and method for the production thereof
06/25/1998WO1998027578A1 Very long and highly stable atomic wires, method for making these wires, application in nano-electronics
06/25/1998WO1998027568A1 Diamond surfaces
06/25/1998WO1998027251A1 Apparatus for growing silicon carbide crystals
06/25/1998DE19750598A1 Erzeugnis mit einem Substrat aus einem teilstabilisierten Zirkonoxid und einer Pufferschicht aus einem vollstabilisierten Zirkonoxid sowie Verfahren zu seiner Herstellung The product with a substrate made of a partially stabilized zirconia, and a buffer layer made of a fully stabilized zirconium oxide, and process for its preparation
06/24/1998EP0849780A2 Method for manufacturing ferroelectric thin film, substrate covered with ferroelectric thin film, and capacitor
06/24/1998EP0849380A2 Method for fabrication of nitride containing III-V semiconductor layers
06/24/1998CN1185490A Method for making artificial fluorescent precious stone
06/23/1998US5770921 Plasma display panel with protective layer of an alkaline earth oxide
06/23/1998US5769944 Vertical gradient freeze and vertical Bridgman compound semiconductor crystal growth apparatus capable of applying axial magnetic field
06/17/1998EP0848071A1 Superalloy compositions
06/17/1998CN1184863A Method and apparatus for orientation growth of lithium ferrous niobate by electric field induction
06/17/1998CN1038774C Solid state thermal conversion of polycrystalline alumina to sapphire using a seed crystal
06/16/1998US5766782 Tool having outermost layer of alumina with controlled microstructure in contact with titanium oxycarbonitride layer; wear resistance
06/16/1998US5766521 Process for obtaining cristallized pearls exhibiting the phenomenon of supercooling
06/16/1998US5766347 Apparatus for fabricating a semiconductor single crystal
06/16/1998US5766346 Apparatus for producing silicon single crystal
06/16/1998US5766341 Method for rotating a crucible of a crystal pulling machine
06/16/1998CA1339909C Process for selective formation of iii -v group coumpound film
06/11/1998WO1998025299A1 Method for manufacturing semiconductor silicon epitaxial wafer and semiconductor device
06/11/1998WO1998025090A1 Spherical shaped semiconductor integrated circuit
06/11/1998WO1998024944A1 Multilayered material, process and device for producing a multilayered material
06/10/1998EP0847092A1 Oxide insulator film having a layered structure.
06/10/1998EP0846792A1 Method of synthesizing diamond
06/10/1998EP0751911B1 Aluminium nitride based platelets, process for their preparation and use thereof
06/09/1998US5763347 In-situ crystallized zeolite containing composition (LAI-ISC)
06/09/1998US5763055 Optical single crystalline articles and optical elements using such optical single crystalline articles
06/09/1998US5762896 Single crystal gems hardness, refractive index, polishing and crystallization
06/09/1998US5762715 Segmented substrate for improved ARC-JET diamond deposition
06/09/1998US5762704 Method of fabricating a silicon single-crystal ingot
06/09/1998US5762491 Solid material delivery system for a furnace
06/09/1998CA2082689C Zinc oxide crystal and method of producing same
06/04/1998WO1998023796A1 Method for preparation of metal intercalated fullerene-like metal chalcogenides
06/04/1998DE19752975A1 High quality bismuth-containing oxide thin film growth
06/03/1998EP0845055A1 SEED CRYSTAL FOR GROWING MONOCRYSTALS, USE OF THE SEED CRYSTAL AND PROCESS FOR PRODUCING SiC MONOCRYSTALS OR MONOCRYSTALLINE SiC LAYERS
06/03/1998CA2223362A1 Oxide insulator film having a layered structure
06/02/1998US5760821 Electronic program guide schedule localization system and method
06/02/1998US5759301 Oxidation and corrosion resistance; gas turbine blades
06/02/1998US5759267 Liquid phase epitaxial
06/02/1998US5759261 From melt; shielding surface
05/1998
05/28/1998WO1998022637A1 Method for making a diamond-coated member
05/27/1998EP0844654A2 Heat treatment method for a silicon wafer and a silicon wafer heat-treated by the method
05/27/1998EP0844318A1 Method of and apparatus for continuously producing a solid material
05/27/1998EP0733271B1 High-temperature superconductors made by metal heterostructures at the atomic limit
05/27/1998CN1183020A Zone heating, system with feedback control
05/27/1998CN1182806A Hard carbon coating
05/26/1998US5757061 Ferroelectric thin film coated substrate, producing method thereof and capacitor structure element using thereof
05/26/1998US5757029 Triangular pyramidal semiconductor structure and optical device using the same
05/26/1998US5755879 Methods for manufacturing substrates to form monocrystalline diamond films by chemical vapor deposition
05/22/1998WO1998021386A1 Gemstones formed of silicon carbide with diamond coating
05/22/1998CA2271014A1 Gemstones formed of silicon carbide with diamond coating
05/20/1998EP0842119A1 Nickel-manganese oxide single crystals
05/20/1998EP0763144A4 Carbon-coated barrier films whith increased concentration
05/20/1998CN1038437C Method for controlling oxygen content of silicon crystals using combination of cusp magnetic field and crystal and crucible rotation rates
05/19/1998US5753039 Irradiating a nitrogen gas beam, vapor depositing, crystallizing and doping on heated object
05/19/1998US5753038 Method for the growth of industrial crystals
05/14/1998WO1998020524A1 Forming a crystalline semiconductor film on a glass substrate
05/13/1998EP0840810A1 Process for producing silicon carbide monocrystals
05/13/1998CN1038352C Non-linear optical crystal strontium boroberyllate
05/06/1998EP0839098A1 Marking diamond
05/06/1998EP0769210A4 Epitaxial thallium high temperature superconducting films formed via a nucleation layer
05/06/1998CN1180923A Sapphire pipe for gas discharge lamp and preparation method thereof
05/05/1998US5746991 Doped with rare earth
05/05/1998US5746825 Method for determining the diameter of a growing monocrystal
05/05/1998US5746824 Method and apparatus for producing a single crystal
04/1998
04/28/1998US5744396 Semiconductor device formed on a highly doped N+ substrate
04/28/1998US5744380 Gate oxide integrity
04/28/1998US5744370 Fabricating method of a silicon thin film and method for manufacturing a solar cell using the fabricating method
04/28/1998US5744195 Growing diamond islands emitting electrons at a specified current density on a substrate
04/28/1998US5743957 On vapor-deposited platinum substrate
04/22/1998EP0837513A1 Oxide superconductor and method of manufacturing the same
04/22/1998EP0837160A1 Crystal pulling method
04/22/1998EP0837159A1 Process and apparatus for controlling the oxygen content in silicon wafers heavily doped with antimony or arsenic
04/22/1998EP0836654A1 Process for the preparation of magnesium oxide films using organomagnesium compounds
04/22/1998EP0802991A4 Method for harvesting single crystals from a peritectic melt
04/22/1998EP0662868B1 Method for synthesizing diamond and products produced thereby
04/21/1998US5742175 Method of evaluating a density of oxygen-precipitation defects in a silicon wafer
04/21/1998US5741724 Buffer layers
04/21/1998US5741377 Preparing biaxially textured metal alloy article; superconductors
04/16/1998WO1998015670A1 Post treated diamond coated body
04/15/1998EP0835336A1 A device and a method for epitaxially growing objects by cvd
04/15/1998EP0804638A4 Polishing diamond surface
04/15/1998CN1179231A Process for making electronic devices having low-leakage current and low-polarization fatigue
04/14/1998US5739086 Structures having enhanced biaxial texture and method of fabricating same
04/09/1998WO1998014645A1 A METHOD FOR PRODUCING A REGION DOPED WITH BORON IN A SiC-LAYER
04/09/1998WO1998014634A1 Improved plasma jet system
04/08/1998EP0834607A1 Crystal pulling method and apparatus
04/08/1998EP0834606A2 Method of manufacturing oxide superconductors
04/08/1998EP0834605A1 Oxide single crystal and method of manufacturing thereof
04/08/1998EP0666239B1 Composite metal oxide powder and process for producing the same
04/08/1998CN1178264A Oxide single crystal and method of manufacturing thereof
04/08/1998CN1178263A Apparatus and method for forming thin diamond-like films
04/07/1998US5736488 Multilayered composites and process of manufacture
04/07/1998US5736252 Cutting tools; formed by vapor deposition of gas activated by electric arcs
04/07/1998US5735951 Single crystal pulling apparatus
04/07/1998US5735950 Method for producing a precise alloy composition from input variables under nonlinear incorporation conditions
04/02/1998DE19638583A1 Verfahren zur aktiven Defektsteuerung bei der Züchtung von GaAs-Kristallen A method of active defect control for the growth of GaAs crystals
04/01/1998EP0833446A2 Surface acoustic wave device, substrate therefor, and method of manufacturing the substrate