ISOTOPES

Англо-русский перевод ISOTOPES

Изотопы

Britain English-Russian dictionary . Британский Англо-Русский словарь. 2012

ISOTOPES — esposito
Anagrams English vocabulary
ISOTOPES — Isotopes
Большой Англо-Русский словарь
ISOTOPES — Изотопы
Американский Англо-Русский словарь
ISOTOPES — Изотоп
Британский Англо-Русский словарь
ISOTOPES — Isotopes
Новый большой Англо-Русский словарь
ISOTOPE — One of two or more species of atom s of a chemical element having nuclei with the same number of …
Английский словарь Британика
ISOTOPE — — isotopic /uy'seuh top"ik/ , adj. — isotopically , adv. /uy"seuh tohp'/ , n. Chem. any of two or more …
Random House Webster's Unabridged English Dictionary
URANIUM-THORIUM-LEAD DATING — also called Common-lead Dating, method of establishing the time of origin of a rock by means of the amount of …
Britannica English vocabulary
URANIUM PROCESSING — preparation of the ore for use in various products. Uranium (U), although very dense (19.1 grams per cubic centimetre), is …
Britannica English vocabulary
UNNILQUADIUM — ( (Unq), ) also called Element 104, Kurchatovium, or Rutherfordium, an artificially produced radioactive transuranium element in Group IVb of …
Britannica English vocabulary
THORIUM — (Th), radioactive chemical element of the actinide series, in Group IIIb of the periodic table, atomic number 90; it is …
Britannica English vocabulary
SPECTROSCOPY — the investigation of spectra, the phenomena observed when electromagnetic radiations from a particular source are separated into their constituent colours …
Britannica English vocabulary
RADON — (Rn), chemical element, a heavy radioactive gas of Group 0 (noble gases) of the periodic table, generated by the radioactive …
Britannica English vocabulary
RADIUM — (Ra), radioactive chemical element, heaviest of the alkaline-earth metals of main Group IIa of the periodic table. Radium is a …
Britannica English vocabulary
RADIOACTIVITY — property exhibited by certain types of matter of emitting energy and subatomic particles spontaneously. It is, in essence, an attribute …
Britannica English vocabulary
RADIOACTIVE ISOTOPE — also called radioisotope any of several species of the same chemical element with different masses whose nuclei are unstable and …
Britannica English vocabulary
PROTACTINIUM-231THORIUM-230 DATING — method of age determination that makes use of the quantities of certain protactinium and thorium isotopes in a marine sediment. …
Britannica English vocabulary
MASS SPECTROMETRY — also called mass spectroscopy, analytic technique by which chemical substances are identified by the sorting of gaseous ions in electric …
Britannica English vocabulary
ISOTOPIC FRACTIONATION — enrichment of one isotope relative to another in a chemical or physical process. Two isotopes of an element are different …
Britannica English vocabulary
ISOTOPE — one of two or more species of atoms of a chemical element with the same atomic number and position in …
Britannica English vocabulary
IONIUM-THORIUM DATING — method of establishing the time of origin of marine sediments according to the amount of ionium and thorium they contain. …
Britannica English vocabulary
HYDROGEN — (H), a colourless, odourless, tasteless, flammable gaseous substance that is the simplest member of the family of chemical elements. The …
Britannica English vocabulary
DATING — in geology, determining a chronology or calendar of events in the history of the Earth, using to a large degree …
Britannica English vocabulary
CHEMICAL ELEMENT — also called element, any substance that cannot be decomposed into simpler substances by ordinary chemical processes. Elements are the fundamental …
Britannica English vocabulary
BETA DECAY — any of three processes of radioactive disintegration by which some unstable atomic nuclei spontaneously dissipate excess energy and undergo a …
Britannica English vocabulary
ASTATINE — (At), radioactive chemical element, heaviest member of the halogen elements, or Group VIIa of the periodic table. Astatine, which has …
Britannica English vocabulary
SCHOENHEIMER, RUDOLF — born May 10, 1898, Berlin, Ger. died Sept. 11, 1941, New York, N.Y., U.S. German-born American biochemist whose technique of …
Britannica English vocabulary
JOLIOT-CURIE, FRDRIC AND IRNE
Britannica English vocabulary
RADIOACTIVE — adjective COLLOCATIONS FROM OTHER ENTRIES a radioactive substance (= containing a form of energy that can harm people ) ▪ …
Longman DOCE5 Extras English vocabulary
ISOTOPE — noun COLLOCATIONS FROM CORPUS ■ ADJECTIVE radioactive ▪ The new ingredient in the assessment of how many deaths the Windscale …
Longman DOCE5 Extras English vocabulary
ISOTOPE — n. One of two or more species of atom s of a chemical element having nuclei with the same number …
Britannica Concise Encyclopedia

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