- hydrogen-free
- безводородный
Англо-русский технический словарь.
hydrogen-free
Смотреть что такое "hydrogen-free" в других словарях:
Hydrogen peroxide — IUPAC name … Wikipedia
Hydrogen storage — describes the methodologies for storing H2 for subsequent use. The methodologies span many approaches, including high pressures and cryogenics, but usually focus on chemical compounds that reversibly release H2 upon heating. Hydrogen storage is a … Wikipedia
Hydrogen leak testing — is the normal way in which a hydrogen pressure vessel or installation is checked for leaks or flaws. There are various tests.*The Hydrostatic test, The vessel is filled with a nearly incompressible liquid usually water or oil and examined for… … Wikipedia
Hydrogen halide — Hydrogen halides (or hydrohalic acids) are acids resulting from the chemical reaction of hydrogen with one of the halogen elements (fluorine, chlorine, bromine, iodine), which are found in Group 7 of the periodic table. Astatine is not included… … Wikipedia
Free radical addition — is an addition reaction in organic chemistry involving free radicals [L.G. Wade s Organic Chemistry 5th Ed. (p 319) Mechanism supplements original.] . The addition may occur between a radical and a non radical, or between two radicals.The basic… … Wikipedia
Hydrogen darkening — is a physical degradation of the optical properties of glass. Free hydrogen atoms are able to bind to the SiO2 silica glass compound forming hydroxyl (OH) a chemical compound that interferes with the passage of light through the glass.The problem … Wikipedia
free — adj Free, independent, sovereign, autonomous, autarchic, autarkic are comparable when they mean not subject to the rule or control of another. The same differences in implications and connotations are found in their corresponding nouns freedom,… … New Dictionary of Synonyms
-free — [friː] suffix without something, often something that you do not want: • Earnings will be tax free if the money remains on deposit for seven years. • Heathrow Airport gets more money from duty free sales than from landing fees. • The casino will… … Financial and business terms
Hydrogen economy — The hydrogen economy is a proposed system of delivering energy using hydrogen. The term hydrogen economy was coined by John Bockris during a talk he gave in 1970 at General Motors (GM) Technical Center.[1] Hydrogen advocates promote hydrogen as… … Wikipedia
Hydrogen — This article is about the chemistry of hydrogen. For the physics of atomic hydrogen, see Hydrogen atom. For other meanings, see Hydrogen (disambiguation). ← hydrogen → helium … Wikipedia
Hydrogen line — For hydrogen lines in general, see Hydrogen spectral series. The hydrogen line, 21 centimeter line or HI line refers to the electromagnetic radiation spectral line that is created by a change in the energy state of neutral hydrogen atoms. This… … Wikipedia
