Naturally occurring xenon (54Xe) consists of seven stable isotopes and two very long-lived isotopes. Double electron capture has been observed in 124Xe...

Naturally occurring xenon consists of seven stable isotopes and two long-lived radioactive isotopes. More than 40 unstable xenon isotopes undergo radioactive...

Xenon-135 (135Xe) is an unstable isotope of xenon with a half-life of about 9.2 hours. 135Xe is a fission product of uranium and it is the most powerful...

hole or xenon pit, is a temporary disabling of a nuclear reactor due to buildup of short-lived nuclear poisons in the reactor core. The main isotope responsible...

Caesium (55Cs) has 41 known isotopes, the atomic masses of these isotopes range from 112 to 152. Only one isotope, 133Cs, is stable. The longest-lived...

Look up Xenon, xenon, xénon, or xenón in Wiktionary, the free dictionary. Wikimedia Commons has media related to xenon. Xenon is a chemical element with...

131I. All industrial production of radioactive iodine isotopes involves these four useful radionuclides. The isotope 135I has a half-life less than seven...

Extinct isotopes of superheavy elements are isotopes of superheavy elements whose half-lives were too short to have lasted through the formation of the Solar...

Xenon isotope geochemistry uses the abundance of xenon (Xe) isotopes and total xenon to investigate how Xe has been generated, transported, fractionated...

under the heading isotope geochemistry. Some naturally occurring isotopes are entirely radiogenic, but all those are radioactive isotopes, with half-lives...

elements, they are usually termed stable isotopes. The 80 elements with one or more stable isotopes comprise a total of 251 nuclides that have not been known...

Naturally occurring barium (56Ba) is a mix of six stable isotopes and one very long-lived radioactive primordial isotope, barium-130, identified as being unstable...

isotopes of xenon, another noble gas produced by fission. Rubidium-87 has such a long half life as to be essentially stable (longer than the age of the...

stable isotopes, 7 have 6 stable isotopes, 11 have 5 stable isotopes, 9 have 4 stable isotopes, 5 have 3 stable isotopes, 16 have 2 stable isotopes, and...

by the electron capture decay of 125Xe, which is an artificial isotope of xenon, itself created by neutron capture of near-stable 124Xe (it undergoes...

gases such as argon-37 and isotopes of xenon for an initial period of up to 25 days. Further, for a continuation period of up to 60 days, more intrusive...

nuclear reactor due to the high neutron absorption cross section of almost all isotopes of xenon, whereas carbon dioxide and water can also double as a neutron...

The long lived isotopes, 146Sm, 147Sm, and 148Sm, primarily decay by alpha decay to isotopes of neodymium. Lighter unstable isotopes of samarium primarily...

Fission of uranium normally produces five known isotopes of the fission-product gas xenon; all five have been found trapped in the remnants of the natural...

Plutonium-244 (244Pu) is an isotope of plutonium that has a half-life of 80 million years. This is longer than any of the other isotopes of plutonium and longer...

radionuclide network later made a significant detection of radioactive isotopes of xenon – xenon-131m and xenon-133 – that could be attributed to the nuclear test...

tellurium-130 by cosmic-ray muons and from cosmic ray spallation of stable xenon isotopes in the atmosphere. Radioisotopes with half-lives shorter than one...

than xenon, and forms chemical bonds more easily than xenon does. However, due to the high radioactivity and short half-life of radon isotopes, only...

gas cloud isotopes with isotopes from a second source. This supernova source may also have caused collapse of the solar gas cloud. Isotopes of iodine Iodine...

occurring xenon consists of nine stable isotopes. There are also over 40 unstable isotopes that undergo radioactive decay. The isotope ratios of xenon are an...

reactor slagging. Some of the fission products generated during nuclear reactions have a high neutron absorption capacity, such as xenon-135 (microscopic cross-section...

occurring isotopes but none are stable. One isotope, 232Th, is relatively stable, with a half-life of 1.405×1010 years, considerably longer than the age of the...

of the Earth, occur as primordial nuclides. These 35 primordial radionuclides represent isotopes of 28 separate elements. Cadmium, tellurium, xenon,...

available from long-lived isotopes, short-lived isotopes that are no longer present in the rock can be used. At the beginning of the solar system, there...

separation. A number of stable isotopes of xenon, tin, selenium, etc. are also produced. Sublimation plant (NW) - processing of uranium-containing products...