Search results for keyword: hfo
high frequency oscillator
High Frequency Oscillators
High frequency oscillators (hfos) are electronic devices that generate a continuous steady-state waveform at frequencies above a kilohertz. Typically, the frequencies of HF oscillators range from a few kilohertz up to a gigahertz or more. Such devices have been traditio......
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Emily
DRC method
Double RCR (Relapse Prevention and Cognitive Restructuring)
Double RCR (Relapse Prevention and Cognitive Restructuring) is an evidence-based treatment approachfor treating addiction and substance use disorders. Double RCR utilizes a combination of cognitive, behavioral, and emotive strategies as ......
Stamping noun terminology
冲压名词术语
Abrasion—Wear caused by rubbing, scraping, or erosion.
Anneal—Heat-treating process used to soften metal.
Bending—Forming sheet metal into desired shape on press brake.
Binder—The material used to fill the space between two members being joined.
Blanking—Eliminating a part fr......
my country's heavy oil technical conditions
Heavy Oils in China
Heavy oil is an important energy source with huge potential, and its exploitation and utilization are important in our countrys energy security strategy. There is much potential to increase the utilization of heavy oil in China, especially with the development of refining and ......
Polycrystalline germanium
Polycrystalline Germanium
Polycrystalline Germanium (Ge) is a crystalline material composed of small crystals, typically ranging from 30 to 50 nanometers in diameter. It is a semiconductor material with an energy gap of approximately 0.7 electron volts. Germanium is used extensively in the electr......
organic insulation
Organic Refrigerants
Organic refrigerants are chemical compounds composed of carbon, hydrogen, and other elements such as chlorine. They are most commonly used in applications such as refrigeration and air conditioning. The most commonly used organic refrigerant is chlorofluorocarbon (CFC), which......
Preparation of rhenium powder
Molybdenum Disulfide (MoS2)
Molybdenum Disulfide (MoS2) is a ground-breaking, low friction, solid-state lubricant primarily composed of molybdenum and sulfur atoms. Its chemically stable, insoluble in water and non-toxic, ensuring minimal environmental impact. In its graphitic form, its appealing......
Zirconium and hafnium fire separation
Zirconium hafnium separation by means of fluorine enriched oxygen plasma
Introduction
The separation of zirconium and hafnium is an important process to produce nuclear grade materials. The applications of both these elements range from nuclear fuel processing, aerospace, and for alloys forming......
Separation of zirconium and hafnium by solvent extraction
Abstract
This study investigated the use of a zirconium hafnium solution extraction method to separate zirconium and hafnium. The purpose of this study was to identify optimal operating conditions for extracting zirconium and hafnium using an ion exchange resin. The extraction system consisted of......
Separation of zirconium and hafnium by silica gel adsorption method
Gadolinium hafnate (Gdhfo₃) has been studied extensively in the past decade, due to its unique properties such as high dielectric permittivity and low dielectric loss. Gdhfo₃ can be used in many high-end electronic devices, including high-k dielectric non-volatile memory and radio frequency appl......
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