- hafnium-free
- не содержащий гафния; очищенный от гафния
[lang name="English"]hafnium-free zirconium — очищенный от гафния цирконий
English-Russian dictionary on nuclear energy. 2015.
hafnium-free
Смотреть что такое "hafnium-free" в других словарях:
Hafnium — lutetium ← hafnium → tantalum Zr ↑ Hf ↓ Rf … Wikipedia
Hafnium(IV) chloride — IUPAC name Hafnium(IV) chloride Hafnium tetrachloride … Wikipedia
hafnium — /haf nee euhm, hahf /, n. Chem. a gray, toxic metallic element with a high melting point (over 2000°C), found in most zirconium minerals. Symbol: Hf; at. wt.: 178.49; at. no.: 72; sp. gr.: 12.1. [1923; < NL Hafn(ia) Copenhagen + IUM] * * * ▪… … Universalium
Zircaloy — Zircaloy, also incorrectly called zircalloy, is a group of high zirconium alloys. One of the main uses of zircaloys is in nuclear technology, as zirconium has very low absorption cross section of thermal neutrons and therefore it is frequently… … Wikipedia
Zirconium carbide — Chembox new Name = Zirconium carbide ImageFile = Zirconium(IV) carbide.jpg ImageName = Zirconium carbide OtherNames = zirconium(IV) carbide Section1 = Chembox Identifiers CASNo = 12070 14 3 Section2 = Chembox Properties Formula = ZrC MolarMass =… … Wikipedia
Control rod — PWR control rod assembly, above fuel element A control rod is a rod made of chemical elements capable of absorbing many neutrons without fissioning themselves. They are used in nuclear reactors to control the rate of fission of uranium and… … Wikipedia
High-k dielectric — The term high κ dielectric refers to a material with a high dielectric constant (κ) (as compared to silicon dioxide) used in semiconductor manufacturing processes which replaces the silicon dioxide gate dielectric. The implementation of high κ… … Wikipedia
transition element — Chem. any element in any of the series of elements with atomic numbers 21 29, 39 47, 57 79, and 89 107, that in a given inner orbital has less than a full quota of electrons. Also called transition metal. [1920 25] * * * Any chemical element with … Universalium
chemical element — Introduction also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental materials of which all matter is composed. This article considers the… … Universalium
radioactivity — /ray dee oh ak tiv i tee/, n. Physics, Chem. the phenomenon, exhibited by and being a property of certain elements, of spontaneously emitting radiation resulting from changes in the nuclei of atoms of the element. Also called activity. [1895… … Universalium
Hot cathode — is also a name for a hot filament ionization gauge, a vacuum measuring device.In vacuum tubes, a hot cathode is a cathode electrode which emits electrons due to thermionic emission. ( Cf. cold cathodes, where field emission is used and which do… … Wikipedia
