INGOT PULLER APPARATUS INCLUDING AUTOMATED CLAMP

CRYSTAL PULLING FROM A HIGHLY IMPURE GROWTH MELT

METHOD FOR PRODUCING A SINGLE CRYSTAL OF SILICON WHICH IS DOPED WITH N-TYPE DOPANT ACCORDING TO THE CZ METHOD

CRYSTAL GROWING APPARATUS AND RF-SOI SUBSTRATE

CRYSTAL GROWTH MACHINE LEARNING SYSTEM

METHOD FOR CONTROLING PULLING APPARATUS, CONTROL PROGRAM, CONTROL APPARATUS, METHOD FOR PRODUCING SINGLE CRYSTAL SILICON INGOT, AND SINGLE CRYSTAL SILICON INGOT

APPARATUS AND METHOD FOR GROWTH OF GALLIUM OXIDE CRYSTAL WITH AN OFFCUT

SYSTEMS AND METHODS FOR MODEL BASED LUMP PARAMETER ESTIMATION OF AXIAL GRADIENTS IN MELT AND CRYSTAL AT THE GROWING INTERFACE

METHODS TO ENHANCE AND CHARACTERIZE OXYGEN PRECIPITATION INDUCED DEFECTS DURING A WAFER POLISHING SEQUENCE

MAGNET RAMP PROFILES DURING SINGLE CRYSTAL SILICON GROWTH

SYSTEMS AND METHODS FOR ADDING DOPANT TO AN INGOT PULLER APPARATUS

DOPANT ADDITION METHOD, MONOCRYSTALLINE SILICON MANUFACTURING METHOD, DOPANT ADDITION CONTROL DEVICE, AND MONOCRYSTALLINE SILICON MANUFACTURING SYSTEM

MATERIAL FEEDING METHOD, MONOCRYSTALLINE SILICON MANUFACTURING METHOD, MATERIAL FEED CONTROL DEVICE, AND MONOCRYSTALLINE SILICON MANUFACTURING SYSTEM

APPARATUS AND METHOD FOR GROWTH OF GADOLINIUM GALLIUM GARNET CRYSTAL

METHODS FOR PRODUCING A PRODUCT INGOT HAVING LOW OXYGEN CONTENT

INDUCTION MELTING OF SILICON USING TANTALUM AS A HEAT-DELIVERY SEED

CRYSTAL PREPARATION DEVICES AND CRYSTAL PREPARATION METHODS

MANUFACTURING METHOD OF SILICON SINGLE CRYSTAL

METHOD FOR MANUFACTURING AN INGOT AND SINGLE CRYSTAL GROWING FURNACE

METHOD FOR GROWING GALLIUM OXIDE SINGLE CRYSTAL AND APPARATUS FOR GROWING SINGLE CRYSTAL

METHOD AND APPARATUS FOR PRODUCING ELECTRICALLY CONDUCTING BULK ß-GA2O3 SINGLE CRYSTALS AND ELECTRICALLY CONDUCTING BULK ß-GA2O3 SINGLE CRYSTAL

CHARGING METHOD FOR SILICON MATERIAL AND PREPARATION METHOD FOR SINGLE CRYSTAL

CRYSTAL GROWTH METHOD, AND CRYSTAL GROWTH DEVICE

AUTOMATIC DECISION-MAKING FOR WELDING

METHODS AND DEVICES FOR GROWING SCINTILLATION CRYSTALS WITH MULTI-COMPONENT GARNET STRUCTURE

AUTOMATIC DECISION-MAKING FOR RE-FEEDING

METHOD FOR PREPARING DIRECTIONALLY SOLIDIFIED TiAl ALLOY

INGOT PULLER APPARATUS INCLUDING AUTOMATED CLAMP

METHOD FOR MANUFACTURING A SILICON INGOT FROM SURFACE-OXIDISED SEEDS

PRODUCTION METHOD FOR SILICON MONOCRYSTAL AND PRODUCTION METHOD FOR SILICON WAFER

INGOT PULLER APPARATUS HAVING A FLANGE THAT EXTENDS FROM THE FUNNEL OR FROM THE SILICON FEED TUBE

METHODS OF GROWING SINGLE CRYSTAL INGOTS USING SUSCEPTOR ASSEMBLY WITH SACRIFICE RING

Method for Producing Nitrogen-Doped Single Crystal Silicon Ingot and Nitrogen-Doped Single Crystal Silicon Ingot

Method for growing single-crystal silicon ingots and single-crystal silicon ingots

APPARATUS FOR MANUFACTURING SINGLE CRYSTAL

Systems for production of low oxygen content silicon

WATER-COOLED SCREEN FOR IMPROVING PULLING RATE OF SILICON CRYSTAL AND MOULD FOR PREPARING THE SAME

INTAKE/EXHAUST DEVICE OF APPARATUS FOR CONTINUOUSLY GROWING SILICON INGOT

CRYSTAL GROWING METHOD, APPARATUS AND RF-SOI SUBSTRATE

METHOD OF MANUFACTURING SILICON SINGLE CRYSTAL AND METHOD OF MANUFACTURING WAFER USING THE SAME

Method of producing a crystal for a scintillation crystal detector and a crystal for a scintillation crystal detector

Liquid Silicon Spill Containment And Detection System

INGOT GROWTH APPARATUS AND METHOD FOR CONTROLLING PRELIMINARY CRUCIBLE OF INGOT GROWTH APPARATUS

MOLTEN SILICON FEEDER FOR CONTINUOUS CZOCHRALSKI SINGLE CRYSTALS

APPARATUS AND METHOD FOR PRODUCING A DOPED MONOCRYSTALLINE ROD MADE OF SILICON

SINGLE CRYSTAL PULLING APPARATUS AND METHOD FOR PULLING SINGLE CRYSTAL

PREPARATION METHOD OF P-TYPE HIGH-RESISTANCE AND ULTRA-HIGH-RESISTANCE CZOCHRALSKI MONOCRYSTALLINE SILICON SUBSTRATE

Systems and methods for controlling a gas dopant vaporization rate during a crystal growth process

METHOD FOR CONTROLLING SUPPLY OF SOLID SILICON TO PRELIMINARY CRUCIBLE OF INGOT GROWTH APPARATUS

CRYSTAL-PULLING METHOD FOR PULLING MONOCRYSTALLINE SILICON

SINGLE CRYSTAL PULLING APPARATUS AND METHOD FOR PULLING SINGLE CRYSTAL

Single crystal growth susceptor assembly with sacrifice ring

METHOD OF MANUFACTURING MONOCRYSTALLINE SILICON

INGOT PULLER APPARATUS THAT AXIALLY POSITION MAGNETIC POLES

Single crystal furnace charging system and charging method

Crystal Puller, Method for Manufacturing Monocrystalline Silicon Ingots and Monocrystalline Silicon Ingots

Method for producing silicon single crystal

METHOD AND APPARATUS FOR GROWING SILICON SINGLE CRYSTAL INGOTS

SILICON SINGLE CRYSTAL GROWING METHOD

Monocrystal growth method and monocrystal growth device

PREMELTER FOR PRELIMINARILY MELTING SILICON TO BE SUPPLIED TO MAIN CRUCIBLE AND CONTROL METHOD THEREOF

Heater In Hot-Zone of Single Crystal Pulling Apparatus and Single Crystal Pulling Apparatus

INGOT GROWTH APPARATUS AND CONTROL METHOD THEREOF

METHOD OF GROWING A SINGLE-CRYSTAL SILICON

SYSTEMS AND METHODS FOR DETERMINING MECHANICAL WEAR IN A CRYSTAL PULLER

INGOT PULLER APPARATUS HAVING SILICON FEED TUBES WITH KICK PLATES

Systems for production of low oxygen content silicon

METHODS FOR PRODUCING A PRODUCT INGOT HAVING LOW OXYGEN CONTENT

METHOD FOR PRODUCING SEMICONDUCTOR WAFERS

METHOD AND APPARATUS FOR MANUFACTURING DEFECT-FREE MONOCRYSTALLINE SILICON CRYSTAL

Ingot puller apparatus having a flange that extends from the funnel or from the silicon feed tube

Single-crystal pulling apparatus and single-crystal pulling method

Quality prediction method, preparation method and system of conductive gallium oxide based on deep learning and edge-defined film-fed growth method

Quality prediction method, preparation method and system of high resistance gallium oxide based on deep learning and edge-defined film-fed growth method

Quality prediction method, preparation method and system of conductive gallium oxide based on deep learning and Czochralski method

Quality prediction method, preparation method and system of high resistance gallium oxide based on deep learning and Czochralski method

Method for producing silicon ingot single crystal

Determination of mass/time ratios for buffer members used during growth of single crystal silicon ingots

Single-crystal pulling apparatus with saddle-shaped superconducting coils and single-crystal pulling method

MODELING THERMAL DONOR FORMATION AND TARGET RESISTIVITY FOR SINGLE CRYSTAL SILICON INGOT PRODUCTION

SINGLE CRYSTAL MANUFACTURING METHOD, SINGLE CRYSTAL MANUFACTURING APPARATUS AND CRUCIBLE

Method for producing a silicon single crystal doped with nitrogen and having a controlled amount of carbon impurities

System and Method for Controlling Temperature of Semiconductor Single Crystal Growth

Ingot temperature controller and wire sawing device having same

Czochralski single crystal furnace for preparing monocrystalline silicon and method for preparing monocrystalline silicon

Method of producing a silicon single crystal based on concentration profiles of vacancies and interstitial silicon atoms during pulling of a silicon single crystal by the Czochralski process

DYNAMIC BALANCING SEED LIFT

METHOD FOR PRODUCING SEMICONDUCTOR WAFERS FROM SILICON

Production and use of dynamic state charts when growing a single crystal silicon ingot

Gallium-substituted solid electrolyte material, and all-solid-state lithium ion secondary battery

Crystal manufacturing method, crystal manufacturing apparatus and single crystal

CRYSTAL GROWING ASSEMBLY WITH COMBINATION LIFT ARM AND WINCH

METHOD FOR PULLING A SINGLE CRYSTAL OF SILICON IN ACCORDANCE WITH THE CZOCHRALSKI METHOD

Systems and methods for production of silicon using a horizontal magnetic field

Methods and systems for controlling crystal growth

Semiconductor crystal growth method and device

Additive feed systems, ingot puller apparatus and methods for forming a single crystal silicon ingot with use of such additive feed systems

Use of buffer members during growth of single crystal silicon ingots

NON-CONTACT SYSTEMS AND METHODS FOR DETERMINING DISTANCE BETWEEN SILICON MELT AND REFLECTOR IN A CRYSTAL PULLER

Methods for preparing an ingot in an ingot puller apparatus and methods for selecting a side heater length for such apparatus

Method and apparatus of monocrystal growth

Apparatus for manufacturing single crystal

Method and apparatus for manufacturing defect-free monocrystalline silicon crystal

Method for preparing indium phosphide crystal by utilizing indium-phosphorus mixture

Method of Manufacturing CZ Silicon Wafers

Method and apparatus for manufacturing monocrystalline silicon

Thermal conductivity estimation method, thermal conductivity estimation apparatus, production method for semiconductor crystal product, thermal conductivity calculator, thermal conductivity calculation program, and, thermal conductivity calculation method

Methods for producing a monocrystalline ingot by horizontal magnetic field Czochralski

Apparatus and method for ingot growth

HEAT SHIELD DEVICE FOR SINGLE CRYSTAL PRODUCTION FURNACE, CONTROL METHOD THEREOF AND SINGLE CRYSTAL PRODUCTION FURNACE

HEAT SHIELD DEVICE FOR LOW OXYGEN SINGLE CRYSTAL GROWTH OF SINGLE CRYSTAL INGOT GROWTH DEVICE

Systems and methods for production of low oxygen content silicon

System and method for testing adhesion of brittle materials

Methods and devices for growing scintillation crystals with multi-component garnet structure

SILICON SINGLE CRYSTAL AND SILICON SINGLE CRYSTAL WAFER

Crystals for detecting neutrons, gamma rays, and x rays and preparation methods thereof

Crystals for detecting neutrons, gamma rays, and x rays and preparation methods thereof

Systems and methods for production of silicon using a horizontal magnetic field

Magnet coil for magnetic czochralski single crystal growth and magnetic czochralski single crystal growth method

Silicon monocrystal manufacturing method and silicon monocrystal pulling device

Methods for forming single crystal silicon ingots with improved resistivity control

Method for producing silicon single crystal

Production and use of dynamic state charts when growing a single crystal silicon ingot

Driving unit measuring apparatus and silicon crystal growing apparatus having same

Systems and methods for production of low oxygen content silicon

METHOD AND DEVICE FOR CONTROLLING SAFE LIFTING OF SILICON MELT CRUCIBLE

METHOD, DEVICE, SYSTEM, AND COMPUTER STORAGE MEDIUM FOR CRYSTAL GROWING CONTROL

ScAlMgO4 monocrystalline substrate, and method of manufacture thereof

METHODS FOR RECYCLING MONOCRYSTALLINE SEGMENTS CUT FROM A MONOCRYSTALLINE INGOT

Calcium metaborate birefringent crystal, preparation method and use thereof

Method for growing crystal boule

METHOD FOR PRODUCING SILICON SINGLE CRYSTAL

Sample Rod Center Slab Resistivity Measurement During Single Crystal Silicon Ingot Production

Sample Rod Center Slab Resistivity Measurement With Four-Point Probe During Single Crystal Silicon Ingot Production

Ingot puller apparatus that include a doping conduit with a porous partition member for subliming solid dopant

Methods for preparing a doped ingot

Method for producing silicon single crystal

Systems for selectively feeding chunk polysilicon or granular polysilicon in a crystal growth chamber

METHOD OF PRODUCING SILICON SINGLE CRYSTAL INGOT AND SILICON SINGLE CRYSTAL GROWTH APPARATUS

Methods for modeling the impurity concentration of a single crystal silicon ingot

Sample rod growth and resistivity measurement during single crystal silicon ingot production

Methods for determining the resistivity of a polycrystalline silicon melt

Apparatus for growing single crystalline ingot and method for growing same

Method of producing silicon single crystal, and silicon single crystal wafer

Method of producing silicon single crystal ingot and silicon single crystal ingot

Method for pulling a single crystal composed of semiconductor material from a melt contained in a crucible

ScAIMgOsingle crystal substrate and method for producing the same

Method for producing silicon single crystal

Pulling control device for single crystal ingot growth and pulling control method applied thereto

Temperature control device for single crystal ingot growth and temperature control method applied thereto

Systems for selectively feeding chunk polysilicon or granular polysilicon in a crystal growth chamber

CRYSTAL PULLING METHOD INCLUDING CRUCIBLE AND CONDITIONING MEMBERS

COMPOUND OF CESIUM FLUOROOXOBORATE, NONLINEAR OPTICAL CRYSTAL OF CESIUM FLUOROOXOBORATE, AND METHOD OF PREPARATION AND USE THEREOF

Method of measuring carbon concentration of silicon sample, method of manufacturing silicon single crystal ingot, silicon single crystal ingot and silicon wafer

SILICON SINGLE CRYSTAL INGOT COOLING TUBE AND SILICON SINGLE CRYSTAL INGOT GROWTH APPARATUS HAVING THE SAME

Method for manufacturing a power semiconductor device having a reduced oxygen concentration

SINGLE CRYSTAL INGOT GROWING APPARATUS

Method for determining and regulating a diameter of a single crystal during pulling of the single crystal

Systems and methods for production of low oxygen content silicon

Method for producing silicon single crystal

SYSTEMS AND METHODS FOR LOW-OXYGEN CRYSTAL GROWTH USING A DOUBLE-LAYER CONTINUOUS CZOCHRALSKI PROCESS

Method for producing single crystal

METHODS FOR PRODUCING SINGLE CRYSTAL INGOTS DOPED WITH VOLATILE DOPANTS

Method for producing bonded SOI wafer

Modular space tether

Systems for selectively feeding chunk polysilicon or granular polysilicon in a crystal growth chamber

Apparatus for growing single crystalline ingot and method for growing same

Methods for producing low oxygen silicon ingots

Method for growing single crystal

Method for producing silicon single crystals

System for forming an ingot including crucible and conditioning members

Methods for forming single crystal silicon ingots with improved resistivity control

Control system and control method for diameter of single crystal ingot

METHOD FOR REGENERATING MEMBER WITHIN SILICON SINGLE CRYSTAL PULLING APPARATUS

Lithium niobate single crystal substrate and method of producing the same

Indium phosphide wafer, photoelectric conversion element, and method for producing a monocrystalline indium phosphide

Apparatus and method for growing silicon single crystal ingot

Apparatus and method for crystalline sheet growth

System and method for crystalline sheet growth using a cold block and gas jet

METHODS FOR PRODUCING SINGLE CRYSTAL SILICON INGOTS WITH REDUCED SEED END OXYGEN

Method for manufacturing silicon single crystal ingot, and silicon single crystal ingot manufactured by the method

METHOD FOR PRODUCING CRYSTAL

Method for growing β phase of gallium oxide ([β]-Ga2O3) single crystals from the melt contained within a metal crucible

Monocrystal growth system and method capable of controlling shape of ingot interface

Method for producing single crystal

MANUFACTURING METHOD AND MANUFACTURING SYSTEM FOR SILICON SINGLE CRYSTAL

Method for controlling resistivity and N-type silicon single crystal

Feed system for crystal pulling systems

SEED CHUCK AND INGOT GROWING APPARATUS INCLUDING SAME

APPARATUS FOR MANUFACTURING SiC SINGLE CRYSTAL AND METHOD OF MANUFACTURING SiC SINGLE CRYSTAL

Lithium-containing garnet crystal body, method for producing same, and all-solid-state lithium ion secondary battery

Method for evaluating defect region of semiconductor substrate

Method for manufacturing single crystal

Quality evaluation method for silicon wafer, and silicon wafer and method of producing silicon wafer using the method

Apparatus for producing silicon single crystal

View port for observing ingot growth process and ingot growth apparatus including same

MELT GAP MEASURING APPARATUS, CRYSTAL GROWTH APPARATUS AND MELT GAP MEASURING METHOD

Method of manufacturing a silicon wafer

Single crystal growing apparatus

Dopant feeding device for dispensing dopant

Silicon single crystal producing method

Fabrication of indium-doped silicon by the czochralski method

UPPER HEAT SHIELDING BODY, INGOT GROWING APPARATUS HAVING THE SAME AND INGOT GROWING METHOD USING THE SAME

SYSTEM AND METHOD FOR FORMING A SILICON WAFER

Ingot growing apparatus

Methods for producing low oxygen silicon ingots

Method for producing single crystal, and method for producing silicon wafer

Indium phosphide wafer, photoelectric conversion element, and method for producing a monocrystalline indium phosphide

Device for detecting island position of single crystal ingot growing furnace and method for detecting island position

Apparatus for manufacturing ingot and method of manufacturing ingot

Method for growing silicon single crystal

Silicon ingot and method of manufacturing a silicon ingot

Method for measuring three-dimensional shape of silica glass crucible, and method for producing monocrystalline silicon

Epitaxial wafer and manufacturing method thereof

Method for calculating a height position of silicon melt surface, method for pulling silicon single crystal, and silicon single crystal pulling apparatus

Silica glass crucible and method for producing monocrystalline silicon using same

METHOD OF MANUFACTURING SINGLE CRYTSAL INGOT, AND SINGLE CRYSTAL INGOT AND WAFER MANUFACTURED THEREBY

Borate birefringent crystal applicable to ultraviolet (UV) or deep ultraviolet (DUV) range, and growth method and use thereof

Silicon wafer and method for producing the same

Method and apparatus for reducing impurities in a single crystal based on ingot length

Method for manufacturing single crystal

DEVICE FOR GROWING SAPPHIRE INGOT AT HIGH SPEED AND SAPPHIRE COVER GLASS HAVING EXCELLENT OPTICAL PROPERTIES

Doped low-temperature phase barium metaborate single crystal, the manufacturing method thereof and wave changing elements therefrom

Manufacturing apparatus of SiC single crystal and method for manufacturing SiC single crystal

Method for evaluating metal contamination of silicon single crystal

Method and apparatus for controlling melt temperature in a Czochralski grower

Method for manufacturing N-type SiC single crystal by solution growth using a mixed gas atmosphere

Inert gas recovery and recycle for silicon crystal growth pulling process

Method and Systems for Characterization and Production of High Quality Silicon

SINGLE-CRYSTAL MANUFACTURING APPARATUS AND METHOD FOR MANUFACTURING SINGLE CRYSTAL

Feed tool for shielding a portion of a crystal puller

METHOD FOR FORMING BULK CRYSTALS, IN PARTICULAR MONOCRYSTALS OF FLUORIDES DOPED WITH RARE-EARTH IONS

METHODS FOR CONTROLLING MELT TEMPERATURE IN A CZOCHRALSKI GROWER

System of controlling diameter of single crystal ingot and single crystal ingot growing apparatus including the same

Sheet Wafer Processing as a Function of Wafer Weight

Sheet Wafer Defect Mitigation

Silicon oxide removal apparatus and facility for recycling inert gas for use in silicon single crystal manufacturing apparatus

Method and apparatus for producing semiconductor crystal, and semiconductor crystal

Czochralski crystal growth process furnace that maintains constant melt line orientation and method of operation

Removing a sheet from the surface of a melt using elasticity and buoyancy

Single-crystal manufacturing method

Silicon single crystal pull-up apparatus and method of manufacturing silicon single crystal

SYSTEM FOR THE PRODUCTION OF GRAIN FREE METAL PRODUCTS

Doped low-temperature phase barium metaborate single crystal, the manufacturing method thereof and wave changing elements therefrom

Apparatus and method of use for casting system with independent melting and solidification

Method of manufacturing silicon single crystal

Epitaxial wafer and production method thereof

Method for correcting speed deviations between actual and nominal pull speed during crystal growth

Method of producing single crystal silicon

Single crystal growth method and single crystal pulling apparatus

Method of manufacturing silicon single crystal, apparatus for pulling silicon single crystal and vitreous silica crucible

SILICON MONOCRYSTAL GROWTH METHOD

Apparatus for producing single crystal

SEMICONDUCTOR SINGLE CRYSTAL PRODUCTION APPARATUS

Method of manufacturing monocrystal, flow straightening cylinder, and monocrystal pulling-up device

Method for manufacturing silicon single crystal

Single crystal growth method and single crystal pulling apparatus for improving yield and productivity of single crystal

Method of manufacturing silicon single crystal, silicon single crystal ingot, and silicon wafer

Control system and method for controlled object in time variant system with dead time, such as single crystal production device by czochralski method

Method for manufacturing single crystal

Method for measuring distance between lower end surface of heat insulating member and surface of raw material melt and method for controlling thereof

Method and Apparatus of Growing Silicon Single Crystal and Silicon Wafer Fabricated Thereby

Method of producing single crystal

Single crystal manufacturing apparatus and method

Method for growing silicon single crystal

Method for evaluating metal contamination of silicon single crystal

Single crystal pulling apparatus

Silicon substrate and manufacturing method of the same

Semiconductor single crystal manufacturing device and manufacturing method

Methods and systems for monitoring a solid-liquid interface

Methods and systems for monitoring a solid-liquid interface

Method of Evaluating Quality of Silicon Single Crystal

Impurity amount control system for manufacturing single crystal and impurity amount control method for manufacturing single crystal

SOI wafer and method for producing it

Method and apparatus of growing silicon single crystal and silicon wafer fabricated thereby

Method and Apparatus of Growing Silicon Single Crystal and Silicon Wafer Fabricated Thereby

An Apparatus for Producing a Single Crystal

Melt surface position monitoring apparatus in silicon single crystal growth process

Silicon material with controlled agglomerated point defects and oxygen clusters induced by the lateral surface

Controlling agglomerated point defect and oxygen cluster formation induced by the lateral surface of a silicon single crystal during CZ growth

Apparatus for manufacturing silicon single crystal, method for manufacturing silicon single crystal, and silicon single crystal

Method for manufacturing defect-free silicon single crystal

Method for manufacturing single crystal semiconductor

Method for manufacturing silicon single crystal

Single crystal semiconductor manufacturing apparatus and manufacturing method, and single crystal ingot

Apparatus for manufacturing semiconductor single crystal

Method for producing a single crystal and silicon single crystal wafer

Method for pulling up single crystal

Process for producing single crystal

Semiconductive GaAs wafer and method of making the same

Method and apparatus of growing silicon single crystal and silicon wafer fabricated thereby

Process of producing silicon wafer

Apparatus for manufacturing silicon single crystal, method for manufacturing silicon single crystal, and silicon single crystal

SOI wafer and method for producing it

Vacancy-dominated, defect-free silicon

Process control system for controlling a crystal-growing apparatus

Low defect density silicon having a vacancy-dominated core substantially free of oxidation induced stacking faults

Process for producing single-crystal semiconductor and apparatus for producing single-crystal semiconductor

Single-crystal silicon ingot and wafer having homogeneous vacancy defects, and method and apparatus for making same

High resistivity silicon wafers