There were worldwide
isotope shortages in 2007, 2009 and 2010.
2007, 2009 ve 2010 yılında dünya genelinde izotop sıkıntısı vardı.
Kaynak: globalnews.caThese provided records of temperature through things like
isotope ratios and pollen records.
Bu izotop oranları ve polen kayıtları gibi şeyler vasıtasıyla sıcaklık kayıtları sağlanmaktadır.
Kaynak: arstechnica.comTo date, GRS Capital Group has been taking stock positions of large quantities of tantalum and copper
isotope.
Bugüne kadar, GRS Capital Group tantal ve bakır izotopu büyük miktarlarda stok pozisyonları çekici olmuştur.
Kaynak: prnewswire.comIsotopic labeling (or
isotopic labelling) is a technique used to track the passage of an
isotope , or an atom with a variation, through a
Kaynak: Isotopic labelingAn
isotopic signature (also
isotopic fingerprint) is a ratio of stable or unstable
isotope s of particular elements found in an investigated
Kaynak: Isotopic signatureor ˈ | t | r | ɪ | ʃ | i | ə | m; symbol tritium or hydrogen | 3, also known as hydrogen-3) is a radioactive
isotope of hydrogen .
Kaynak: TritiumBeryllium (Be) has 12 known
isotope s, but only one of these
isotopes (Beryllium | 9) is stable and a primordial nuclide . As such,
Kaynak: Isotopes of berylliumCarbon (C) has 15 known
isotope s, from 8 C to 22 C, 2 of which (sup 12/sup C and sup 13/sup C ) are stable. The longest-lived
Kaynak: Isotopes of carbonNaturally occurring cobalt (Co) is composed of 1 stable
isotope , 59 Co. 28 radioisotope s have been characterized with the most stable
Kaynak: Isotopes of cobaltUranium (U) is a naturally occurring radioactive element that has no stable
isotope s but two primordial
isotope s (uranium-238 and
Kaynak: Isotopes of uraniumAlthough there are eight known
isotope s of helium (He) (standard atomic mass: 4.002602(2) u ), only helium-3 (Helium | 3) and helium-4
Kaynak: Isotopes of heliumAlthough fluorine (F) has 18 known
isotope s from 14 F to 31 F and one isomer (18m F), only one of these
isotopes is stable, that is,
Kaynak: Isotopes of fluorineThe "short" physical half-life of the
isotope and its biological half-life of 1 day (in terms of human activity and metabolism) allows
Kaynak: Technetium-99mStable
isotopes are chemical
isotope s that are not radioactive , i.e. they do not decay spontaneously. Only 90 nuclides from the first 40
Kaynak: Stable isotopeIsotope separation is the process of concentrating specific
isotope s of a chemical element by removing other
isotopes, for example
Kaynak: Isotope separation