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- 1 KB (147 words) - 16:35, 16 January 2022
- 12 bytes (1 word) - 21:40, 3 November 2007
- 191 bytes (29 words) - 10:42, 6 July 2008
- Auto-populated based on [[Special:WhatLinksHere/Isotope]]. Needs checking by a human.2 KB (211 words) - 09:35, 29 March 2024
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- ...94); its 239 isotope is fissionable and used in nuclear weapons; the 240 isotope is used in some [[Nuclear power reconsidered|nuclear power]] reactors228 bytes (29 words) - 17:02, 22 March 2024
- #REDIRECT [[Isotope]]21 bytes (2 words) - 21:48, 13 May 2010
- For complete isotope information, see (http://ie.lbl.gov/education/parent/P_iso.htm)97 bytes (15 words) - 10:27, 20 December 2007
- [[Water]] containing the [[isotope]] [[Deuterium]] rather than normal [[hydrogen]]118 bytes (12 words) - 11:07, 6 May 2010
- Hydrogen isotope information can be found here at http://ie.lbl.gov/education/parent/H_iso.h108 bytes (18 words) - 17:10, 13 January 2008
- [[Uranium]] enriched to 90 percent or more of the fissionable isotope <sup>235</sup>U, considered "bomb grade"146 bytes (19 words) - 19:42, 4 May 2010
- A [[radioactivity|radioactive]] [[isotope]] of the chemical [[elements|element]] [[hydrogen]] containing one [[proton177 bytes (20 words) - 15:03, 7 December 2008
- An [[isotope]] of the chemical element [[hydrogen]] containing one [[proton]] and one [[134 bytes (16 words) - 13:44, 7 July 2008
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp211 bytes (29 words) - 18:36, 4 May 2011
- ...ty of the unstable [[nuclei]] of chemical elements to decay into another [[isotope]], emitting energy or particles160 bytes (21 words) - 18:11, 25 September 2008
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp215 bytes (29 words) - 01:55, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 14:31, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp215 bytes (29 words) - 11:50, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 15:04, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp215 bytes (29 words) - 12:20, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 15:13, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 18:18, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 21:54, 4 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 00:14, 5 May 2011
- <noinclude>The most stable isotope. This data was taken from the [http://physics.nist.gov/PhysRefData/Compos211 bytes (29 words) - 16:32, 3 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 14:39, 5 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp215 bytes (29 words) - 18:49, 3 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Comp215 bytes (29 words) - 21:27, 3 May 2011
- <noinclude>The most stable [[isotope]]. This data was taken from the [http://physics.nist.gov/PhysRefData/Compo211 bytes (29 words) - 13:17, 4 May 2011
- ...echnique using compounds labelled with short-lived [[positron]]-emitting [[isotope|radionuclides]] (such as carbon-11, nitrogen-13, oxygen-15 and fluorine-18)279 bytes (30 words) - 02:19, 15 May 2010
- ...mber of neutrons in the nucleus of an element defines its identity as an [[isotope]]284 bytes (41 words) - 11:29, 28 September 2008
- ...hat will make ("breed") potential nuclear fuel of an appropriate plutonium isotope.320 bytes (47 words) - 03:49, 5 December 2011
- ! Isotope !! Half-life !! Spin !! Abundance (%)441 bytes (54 words) - 10:25, 2 May 2008
- ...eaction]] by which a [[Nucleus (atom)/Definition|nucleus]] of a suitable [[isotope]] of an element with a high [[atomic number]] splits into two nuclei of low313 bytes (49 words) - 09:57, 11 April 2022
- ...ntent/full/2/3/273 Stress Thallium-201/Rest Technetium-99m Sequential Dual Isotope High-Speed Myocardial Perfusion Imaging] ''J Am Coll Cardiol Img'' 2009464 bytes (60 words) - 20:49, 14 March 2011
- .... Leakey]] and colleagues in 1995 out of [[Kanapoi]], Kenya. [[Ar/Ar|Argon isotope dating]] and the discovery of fossils below and within the [[Moiti tuff]] d462 bytes (61 words) - 00:29, 2 July 2008
- {{r|Isotope||**}}284 bytes (40 words) - 17:08, 22 March 2024
- ...to be solved by a calcium isotope: Researchers use the decay of a calcium isotope to unlock the long held secret of neutrino mass]2 KB (268 words) - 16:37, 14 April 2016
- ...m has the lowest atomic number of the chemical elements that lack a stable isotope. To find the numerical value of the half-life of any isotope of technetium, see:<ref>[http://periodictable.com/Elements/043/data.html Te4 KB (630 words) - 22:51, 13 February 2012
- {{r|Isotope}}493 bytes (65 words) - 09:44, 1 December 2010
- {{r|Isotope}}291 bytes (35 words) - 17:08, 22 March 2024
- ...mber]] (number of [[protons]]) ''Z'' = 93, and its longest-lived isotope has a mass number of 237. ...be discovered. In 1940, Edwin McMillan and Philip H. Abelson produced the isotope <sup>239</sup>Np at the [[Berkeley Radiation Laboratory]] of the [[Universi1 KB (222 words) - 19:13, 9 January 2021
- {{r|Isotope}}467 bytes (60 words) - 09:35, 29 March 2024
- {{r|Isotope}}598 bytes (79 words) - 05:43, 6 March 2024
- ...''D<sub>2</sub>O''' or '''<sup>2</sup>H<sub>2</sub>O''' [[water]] with the isotope [[deuterium]] replacing normal hydrogen. Heavy water has many uses in [[nuc550 bytes (85 words) - 11:05, 6 May 2010
- ...ments may have stable (i.e., non-radioactive) and radioactive (unstable) [[isotope]]s—all the isotopes of a given chemical element have the same number ...ccurring isotope, or if an artificial (man-made) element, having no stable isotope. Of the elements with atomic numbers less than Z=84, only technetium (Tc,5 KB (827 words) - 17:02, 22 March 2024
- ...s little [[plutonium]], and that plutonium is rich in <sup>240</sup>Pu, an isotope highly undesirable for bombs.578 bytes (83 words) - 16:55, 22 March 2024
- {{r|Isotope}}650 bytes (85 words) - 19:18, 11 January 2010
- {{r|Isotope}}744 bytes (94 words) - 16:26, 11 January 2010
- ...large compounds like proteins. Deuterium is a stable, naturally occurring isotope of hydrogen and represents 0.015% of naturally occurring hydrogen, with H-12 KB (287 words) - 05:42, 6 March 2024
- {{r|Isotope}}853 bytes (105 words) - 20:39, 11 January 2010
- ...will make ("breed") potential nuclear fuel of an appropriate [[plutonium]] isotope. Economically, it seems attractive when a reactor can produce 30 percent mo1 KB (149 words) - 13:01, 15 March 2024
- {{r|Isotope}}1 KB (185 words) - 12:57, 15 March 2024
- ...weights of the elements|standard atomic weight]] of <sup>145</sup>Pm, its isotope with the longest [[half-life]] (17.7 years) is 144.9127 g•mol<sup> −1</934 bytes (145 words) - 19:34, 28 April 2011
- | [[Isotope]] | [[Isotope]]3 KB (365 words) - 20:59, 25 May 2010
- {{r|Isotope}}1 KB (155 words) - 17:08, 22 March 2024
- The helium atom has two stable [[isotope]]s, <sup>3</sup>H and <sup>4</sup>He.938 bytes (135 words) - 16:58, 1 January 2021
- ...harge]]. An α-particle is in fact the nucleus of the [[helium]]-4 [[isotope]], consisting of two [[proton]]s and two [[neutron]]s, thus having a mass c ...ties of the "uranium rays" (thus named because the most common [[uranium]] isotope, <sup>238</sup>U, is an α emitter and uranium salts were used as a so3 KB (412 words) - 20:02, 20 September 2021
- ! Isotope !! Half-life !! Spin !! Abundance (%)2 KB (193 words) - 14:50, 5 May 2008
- In atom physics, [[isotope]]s of an element are distinguished or to a helium isotope and emit a neutron:3 KB (478 words) - 05:12, 23 October 2013
- ...ith a fresh isotope, the methods were logistically problematic because the isotope was short-lived and the source would become less reliable over time. ...y source, '''Dual Energy Xray Absorptiometry''' (DEXA) did away with the isotope decay problem, and is the current "gold standard". <ref name=Wash>{{citatio5 KB (755 words) - 06:25, 12 September 2013
- ...of the mass<ref>Formerly called atomic weight</ref> of the most abundant [[isotope]], <sup>12</sup>C, is by definition the [[unified atomic mass unit]]: ''A'' Carbon has many [[isotope|isotopes]] (from ''A'' = 8 to 22). Two are stable, and another is very lon5 KB (806 words) - 17:16, 1 January 2021
- {{r|Isotope}}1 KB (203 words) - 09:18, 6 March 2024
- |align="center"|'''[[Isotope]]'''2 KB (267 words) - 13:31, 25 April 2008
- The isotope <sup>85</sup>Kr is emitted by the process of producing [[plutonium]], and a1 KB (167 words) - 15:03, 8 March 2016
- {{r|Isotope}}2 KB (208 words) - 12:49, 15 March 2024
- ...he system, the age of the material can be obtained from the measurement of isotope concentrations, through the laws of [[radioactive decay]].6 KB (831 words) - 06:31, 9 June 2009
- ...s easily [[sublimation|sublimed]] into a gas. It consists of both stable [[isotope]]s and [[radioactivity|radioactive]] isotopes. Radioactive iodine has been ...<sup>124</sup>I, <sup>129</sup>I and <sup>131</sup>I are [[radioactive]] [[isotope]]s of iodine used to treat certain [[cancer]]s or for medical imaging proce5 KB (719 words) - 17:02, 22 March 2024
- {{r|Isotope}}2 KB (225 words) - 09:18, 6 March 2024
- Auto-populated based on [[Special:WhatLinksHere/Isotope]]. Needs checking by a human.2 KB (211 words) - 09:35, 29 March 2024
- {{r|Isotope}}1 KB (189 words) - 17:55, 17 April 2010
- {{r|Isotope}}2 KB (218 words) - 12:57, 15 March 2024
- {{r|Isotope}}2 KB (229 words) - 09:18, 6 March 2024
- |align="center"|'''[[Isotope]]'''2 KB (346 words) - 13:21, 25 April 2008
- {{r|Isotope}}2 KB (250 words) - 09:18, 6 March 2024
- ...mber]] (number of [[protons]]) ''Z'' = 94, and its longest-lived isotope has a mass number of 244. All [[isotope]]s of the element are radioactive, most of them emit high energy (generall10 KB (1,406 words) - 17:02, 22 March 2024
- '''Tritium''', chemical symbol '''T''' or '''<sup>3</sup>H''', is an [[isotope]] of the element [[hydrogen]] that has a nucleus containing one [[proton]]1 KB (194 words) - 05:43, 6 March 2024
- ...uct]]s of uranium). At the time, it was thought that this was a new radium isotope, as it was then standard radiochemical practice to use a barium sulphate ca ...ptures a neutron and emits a [[proton]] to form the radioactive phosphorus isotope ( <sup>32</sup>P). Carbon-14 is obtained in a similar manner by irradiating10 KB (1,653 words) - 08:27, 12 September 2013
- {{r|Isotope}}2 KB (245 words) - 17:08, 22 March 2024
- |align="center"|'''[[Isotope]]'''3 KB (455 words) - 13:58, 25 April 2008
- {{r|Isotope}}2 KB (230 words) - 07:42, 30 July 2009
- ...[[Cobalt-60 (isotope)|Cobalt-60]], an artificially produced [[radioactive isotope]] of cobalt, is an important radioactive tracer and cancer-treatment agent. * [[Cobalt-60 (isotope)|Cobalt-60]] has multiple uses as a [[gamma ray]] source:9 KB (1,307 words) - 09:37, 29 March 2024
- ...eavy element nuclei will split under neutron bombardment; it is specific [[isotope]]s of heavy elements that are fissionable. The original heavy element nucl2 KB (234 words) - 09:58, 11 April 2022
- And, when [[atomic energy]] was harnessed, the [[isotope]]s that drove the energy producing reactions in [[nuclear reactor]]s and [[2 KB (305 words) - 12:51, 15 March 2024
- :<b>Isotope atomic mass natu :<b>Radio-isotope atomic mass half-life (%)</b>5 KB (804 words) - 19:43, 31 December 2020
- ...elative atomic mass''', denoted by ''A''<sub>r</sub>( X), where X is the [[isotope]] of which the mass is indicated. The relative atomic mass is the ratio of ...ns) has two stable isotopes and one radioactive—but long-lived—isotope. The respective atomic masses are: <sup>12</sup>C: 12 u (six neutrons), <18 KB (2,483 words) - 09:47, 6 March 2024
- very high percentages of the isotope plutonium-239 is better suited than plutonium containing 10% or more of the isotope plutonium-240.7 KB (1,029 words) - 15:46, 30 April 2024
- *Isotope hydrology is the study of the isotopic signatures of water.3 KB (385 words) - 15:51, 3 April 2008
- To assess hazard, you must consider the isotope involved. [[Cesium|Cesium-137]], widely used in medicine and industry, and ...ledge of the ionizing radiation emitted, and also the physical form of the isotope. Assume the package is intact, although some of the outer shielding may hav8 KB (1,249 words) - 07:47, 18 November 2011
- D is the symbol for the [[isotope]] [[deuterium]].2 KB (405 words) - 19:39, 15 May 2013
- ...the [[Pacific Ocean]]. That test produced the <sup>253</sup> Einsteinium [[isotope]] with a half-life of 20 days.<ref>[http://www.lbl.gov/today/2005/Jul/11-Mo2 KB (337 words) - 08:53, 2 March 2024
- ...ill contain some <sup>236</sup>U which is not found in nature; this is one isotope which can be used as a [[fingerprint]] for used reactor fuel. ...rix). Also present as a minor actinide is <sup>237</sup>Np, this neptunium isotope is fissile but also can be converted into <sup>238</sup>Pu by neutron bomba8 KB (1,357 words) - 12:52, 15 March 2024
- ...in 0.012 kilogram of <sup>12</sup>C (carbon-12).''<ref>The <sup>12</sup>C isotope accounts for 98.89% of all carbon. It is one of two stable isotopes of the ...with an average mass does not exist. A single atom is by definition a pure isotope and has an isotopic—not an average—mass. Yet it is convenient t5 KB (914 words) - 14:09, 2 February 2023
- ...topic. For that reason the term nuclide is often used interchangeably with isotope in relation to a given chemical element.2 KB (381 words) - 22:48, 15 June 2010
- |align="center"|'''[[Isotope]]'''6 KB (802 words) - 19:22, 11 May 2008
- ...rbed when an organism dies. Carbon-14 is a [[radioactivity|radioactive]] [[isotope]] with a [[half-life]] of 5,730 years; its long half-life means it can be u2 KB (367 words) - 15:47, 24 September 2012
- ...an application. A transuranic element, [[Californium]]'s <sup>252</sup>Cf isotope is widely used as a portable source for analysis. <ref>{{citation6 KB (938 words) - 21:00, 5 May 2010
- ...breeding nuclear fuel; the preparation of [[radioactivity|radioactive]] [[isotope]]s for use in [[nuclear medicine]], industrial testing, or creating control ...ar fuel'''. The nuclear fuel consists of [[fissile isotope]]s, atoms of [[isotope]]s of high [[atomic number]] and [[Atomic mass|mass]] which can readily und10 KB (1,554 words) - 14:19, 24 January 2023
- {{r|Isotope}}3 KB (457 words) - 12:49, 15 March 2024
- ...l similar in appearance and consistency to [[yttrium]]. The most abundant isotope of scandium is scandium-45, present in nearly 100% abundance. Twelve addit3 KB (432 words) - 23:50, 18 April 2011
- ...use <sup>137</sup>[[Caesium]] as a photon source for radiography but this isotope has the disadvantage that it is always diluted with inactive caesium isotop half life, so by allowing a cobalt source to stand for a year much of this isotope will decay away.9 KB (1,395 words) - 08:22, 12 September 2013
- Naturally occurring cadmium is composed of eight [[isotope]]s. For two of them, natural [[radioactivity]] has been observed, and anoth ...sup>Cd). The primary [[decay mode]] before the second most abundant stable isotope, <sup>112</sup>Cd, is [[electron capture]] and the primary modes after are9 KB (1,370 words) - 09:16, 6 March 2024
- ...[[biomechanics]], dental [[microwear]] analysis, [[isotope analysis|stable isotope analysis]], and [[paleoecology|paleoenvironmental reconstruction]]. Histor === Stable carbon isotope analysis ===27 KB (3,975 words) - 09:15, 15 January 2009
- "in addition to radioactive isotope tritium, contains radioactive isotope carbon-14, which is “major contributor to collective human radiation dose ...hydrogen-3 or tritium. It is hard to imagine a less dangerous radioactive isotope than tritium. Tritium has half-life of 12.3 years and emits an extremely we12 KB (1,896 words) - 21:42, 3 May 2024
- ...hemistry''' is the chemistry of radioactive materials, where radioactive [[isotope]]s of elements are used to study the properties and [[chemical reaction]]s All radioisotopes are unstable [[isotope]]s of [[chemical element|elements]]—undergo nuclear decay and emit some f13 KB (2,007 words) - 09:16, 6 March 2024
- ...iac.ornl.gov/trends/co2/contents.htm Atmospheric Carbon Dioxide and Carbon Isotope Records] - a compilation of independent records6 KB (929 words) - 13:18, 19 December 2010
- ...|isotopic]] [[desymmetrisation]] on the substrate (replacing hydrogen by [[isotope labeling|deuterium]]) it can be demonstrated that the reaction proceeds not9 KB (1,169 words) - 02:10, 27 October 2013
- ...mist (April 19th. 1997, p.8)</ref>, produced the 20-day <sup>253</sup> Es isotope in the fallout. Elements 99 and 100 (einsteinium and fermium) were found in4 KB (670 words) - 10:29, 18 March 2024
- ...] with alpha particles to make a proton-rich isotope of [[nitrogen]]; this isotope emitted [[positron]]s.[http://www.sciencemuseum.org.uk/collections/treasure ...arded with neutrons; the idea was that, by creating a neutron-rich uranium isotope, the next element would be formed by beta decay. Instead, in these early st31 KB (4,881 words) - 12:55, 15 March 2024
- .... The number of neutrons present in a chemical element determines which [[isotope]] form the element is. Thus, a proton can be combined with one electron to5 KB (829 words) - 21:52, 21 July 2020
- ...of atom varieties (called [[isotope]]s), each isotope characterized by an isotope-specific number of [[neutron]]s in their atoms' nuclei. Atoms of the chemic ...ment]] it is classified as. The number of neutrons further specifies the [[isotope]] number of that element. The number of electrons surrounding the nucleus i18 KB (2,789 words) - 20:34, 27 October 2020
- The table below lists the isotope(s) of elements that have non-zero nuclear spin and therefore may be used in <tr><th>Element/Name</th><th>Isotope Symbol</th><th>Nuclear Spin</th><th>Sensitivity vs. <sup>1</sup>H</th>15 KB (2,459 words) - 17:02, 7 March 2024
- ...oxygen atom (averaged over the natural abundance of the different oxygen [[isotope]]s). Both units are slightly smaller than the ''unified atomic mass unit'',7 KB (1,035 words) - 13:02, 11 September 2011
- ...ratio is greater than 1, the probability increases that an element (or an isotope of an element) will be radioactive and unstable. The greater the ratio, the ...tomic number]] and not on atomic weight; it turned out that some heavier [[isotope]]s were intruding in the table at the wrong places.13 KB (2,075 words) - 09:16, 6 March 2024
- ...s and premolars, in the density of its limb bones and in the stable-oxygen-isotope composition of its teeth. We also show that a major dietary change occurred ...s and premolars, in the density of its limb bones and in the stable-oxygen-isotope composition of its teeth. We also show that a major dietary change occurred14 KB (2,189 words) - 12:14, 14 February 2024
- There are two natural [[isotope]]s of iridium, and many [[radioisotope]]s, the most stable radioisotope bei6 KB (923 words) - 07:31, 20 April 2024
- ...r of atoms of a specified [[isotope]] of carbon in a specified quantity of isotope expressed in kilograms.14 KB (2,271 words) - 17:17, 9 October 2013
- <tr><th>Element/Name</th><th>Isotope Symbol</th><th>Nuclear Spin</th><th>Sensitivity vs. <sup>1</sup>H</th>12 KB (1,860 words) - 09:15, 6 March 2024
- ...deuterium (<sup>2</sup>H = D) occur in sizeable quantities in nature. The isotope tritium (<sup>3</sup>H = T) is largely man-made and is unstable with a [[ha ...terated compounds have applications in chemistry and biology in studies of isotope effects in molecules. Tritium (<sup>3</sup>H), produced in nuclear reactors20 KB (3,081 words) - 21:57, 31 March 2022
- ...absolute dates is through [[radiocarbon dating]]. Carbon-14, a radioactive isotope, is found in all organic matter an decays at a constant rate. As it is abso8 KB (1,150 words) - 04:04, 24 April 2021
- ...ve waste decay.png|right|350px|Fig.1 Radioactivity over time of each major isotope in spent fuel from a nuclear reactor <ref>https://blogs.egu.eu/network/geos9 KB (1,317 words) - 15:12, 25 October 2023
- *[[High Flux Isotope Reactor]] at [[Oak Ridge National Laboratory]].<ref>{{citation8 KB (1,189 words) - 06:39, 12 September 2013
- ...nd it is to the point where this has become the top global source for this isotope and a bit of a side hustle for CANDU operators." ...ill become unstable with the absorption of a single neutron. The resulting isotope decays by electron capture, which does not emit a particle other than a neu17 KB (2,577 words) - 16:15, 27 April 2024
- ...urrence of Treptichnus (Phycodes) pedum and a near base of negative carbon-isotope excursion. The end or lower boundary is characterised by Conodont fossils, ...laeozoicstrontiumisotopestratigraphy/ High Resolution Palaeozoic Strontium Isotope Stratigraphy] CSIRO Petroleum</ref><ref>[http://www.ucl.ac.uk/GeolSci/micro18 KB (2,487 words) - 08:50, 30 May 2009
- ...uranium is also referred to as ''natural uranium'' and contains the same [[isotope|isotopic]] ratio as found in nature, namely 0.7 weight % uranium-235, 99.38 KB (1,182 words) - 08:51, 30 June 2023
- ...to both the applied magnetic field and the [[magnetogyric ratio]] of the [[isotope]] studied, and observing the electromagnetic signals emitted as the high en <math>\scriptstyle \gamma_el </math> is the [[magnetogyric ratio]] of the isotope of interest.41 KB (6,350 words) - 04:54, 21 March 2024
- ...n replaced by the [[deuterium isotope]] of hydrogen. Deuterium is a stable isotope of hydrogen with a natural abundance in the oceans of [[Earth]] of approxim31 KB (4,959 words) - 15:21, 8 April 2023
- ...n replaced by the [[deuterium isotope]] of hydrogen. Deuterium is a stable isotope of hydrogen with a natural abundance in the oceans of [[Earth]] of approxim31 KB (4,959 words) - 15:20, 8 April 2023
- ...a of the labeled part of the complex are selectively obtained; whereas, in isotope-filtered NMR experiments the spectra of the labeled part of the complex are NMR spectroscopy of drugs with stable isotope labels may be used to monitor the rate of dissolution of an administered dr39 KB (6,024 words) - 04:54, 21 March 2024
- The radioactive isotope <sup>32</sup>P is used to radiolabel compounds for scientific studies. Pho ...has a half-life of 25.34 days. Biomolecules can be "tagged" with a radio isotope to allowed for the study of very dilute samples.19 KB (2,983 words) - 05:36, 6 March 2024
- The radioactive isotope <sup>32</sup>P is used to radiolabel compounds for scientific studies. Pho ...has a half-life of 25.34 days. Biomolecules can be "tagged" with a radio isotope to allow for the study of very dilute samples.19 KB (2,982 words) - 05:36, 6 March 2024
- Natural uranium consists mostly of two [[isotope]]s: ...n it in turn absorbs one, but just absorbs the neutron to become a heavier isotope.35 KB (5,379 words) - 12:53, 15 March 2024
- | title = Late Quaternary Atmospheric CH<sub>4</sub> Isotope Record Suggests Marine Clathrates Are Stable}}11 KB (1,443 words) - 19:34, 27 November 2012
- ...ntional units equal to 1/12 from the mass of a <sup>12</sup>[[carbon|C]] [[isotope]] atom. For [[network solids]], the term [[formula unit]] is used in [[stoi11 KB (1,558 words) - 21:27, 10 November 2020
- ...um]] has a nucleus that contains one proton and one neutron, and the rarer isotope [[tritium]] has a nucleus that contains one proton and two neutrons. All t39 KB (5,559 words) - 09:16, 6 March 2024
- This isotope of polonium is an [[alpha decay|alpha emitter]] that has a half-life of 13810 KB (1,519 words) - 00:00, 28 October 2013
- Fluorine has only one stable isotope (F-19), and does not easily become radioactive under neutron bombardment. C ...e isotopes ({{Chem|35|Cl}} and {{Chem|37|Cl}}), as well as a slow-decaying isotope between them which facilitates neutron absorption by {{Chem|35|Cl}}.38 KB (5,549 words) - 12:55, 15 March 2024
- *The isotope gold-198, ([[half-life]]: 2.7 days) is used in some [[cancer]] treatments a There is one stable [[isotope]] of gold, and 18 [[radioisotope]]s, with <sup>195</sup>Au being the most s27 KB (4,240 words) - 07:31, 20 April 2024
- ...s are molecules having different molecular structures. This differs from [[isotope]]s which are elements having different atomic structures (i.e., the same nu13 KB (1,921 words) - 09:37, 6 March 2024
- ...race, gender, and serum creatinine (creatinine method must be traceable to isotope dilution mass spectrometry - IDMS) and is available online at http://mdrd.c13 KB (1,800 words) - 07:59, 9 May 2012
- ...ne resorption and deposition and spread of inflammation – depending on the isotope technique used – are valuable to confirm the diagnosis, as well as to det ...ned to normal. Duration of treatment varies from 4-17 weeks, and follow-up isotope scans and blood tests have to be done to eliminate reactivation of disease.43 KB (7,022 words) - 00:13, 26 October 2013
- ...d H. Ingvar]] and [[Erik Skinhøj]] in southern [[Scandinavia]] it used the isotope xenon-133. Later versions would have 254 [[scintillator]]s so a two-dimensi ...PET scans by machines physically distant from the cyclotron producing the isotope (in this case fluorine-18).27 KB (3,962 words) - 16:57, 7 March 2024
- ...y, the [[Catalog_of_magnetic_nuclei|nuclear spin]] of the <sup>14</sup>N [[isotope]], but with the important difference that the state with ''M''<sub>S</sub>23 KB (3,635 words) - 05:33, 1 April 2024
- ...investation of these gas exchange processes has yielded valuable carbon [[isotope]] based methods that are used for breeding wheat varieties with improved wa ...publish.csiro.au/nid/102/paper/PP9900009.htm Genotypic variation in carbon isotope discrimination and transpiration efficiency in wheat. Leaf gas exchange and30 KB (4,576 words) - 10:10, 28 February 2024
- ...investation of these gas exchange processes has yielded valuable carbon [[isotope]] based methods that are used for breeding wheat varieties with improved wa ...publish.csiro.au/nid/102/paper/PP9900009.htm Genotypic variation in carbon isotope discrimination and transpiration efficiency in wheat. Leaf gas exchange and32 KB (4,818 words) - 10:09, 28 February 2024
- ...but, in essence, the radioactive elements within an object decay to form [[isotope]]s of each element. Isotopes are [[atom]]s of the element that differ in ma17 KB (2,763 words) - 08:53, 2 March 2024
- ...mount of impurities of the silicon sample. The three naturally occurring [[isotope]]s of Si are <sup>28</sup>Si, <sup>29</sup>Si, and <sup>30</sup>Si, and the19 KB (2,947 words) - 20:20, 27 December 2020
- ...ments by number|atomic number]] are also available. In addition, several [[isotope]]s of an element may exist.22 KB (3,143 words) - 09:41, 6 March 2024
- ...d with neutrons from the Secondary, the Hohlraum converts to a fissionable isotope, and then undergoes fission. In principle, there can be more than three st20 KB (3,072 words) - 10:33, 18 March 2024
- ...ments by number|atomic number]] are also available. In addition, several [[isotope]]s of an element may exist.23 KB (3,309 words) - 09:41, 6 March 2024
- ...ill become unstable with the absorption of a single neutron. The resulting isotope decays by electron capture, which does not emit a particle other than a neu21 KB (3,132 words) - 16:09, 27 April 2024
- ...rix). Also present as a minor actinide is <sup>237</sup>Np, this neptunium isotope is fissile but also can be converted into <sup>238</sup>Pu by neutron bomba26 KB (4,299 words) - 04:37, 22 March 2014
- ...toms had a substructure, Dalton could not have proposed the existence of [[isotope]]s of the chemical elements, atoms of a given element having slightly diffe26 KB (4,140 words) - 06:36, 6 March 2024
- ...ower plants]] and industrial milling tools. Sometimes, water containing an isotope of hydrogen ([[Deuterium]]) and is referred to as "heavy water", is used f24 KB (3,756 words) - 01:56, 29 April 2021
- Consider the most common variety (also known as [[isotope]]) of [[hydrogen-like atom|hydrogen atom]], which comprises a nucleus consi31 KB (4,638 words) - 18:09, 29 October 2017
- ...s also concluded that prohibitive amounts of the very rare and expensive [[isotope]] tritium would be needed to start a fusion chain reaction of deuterium nuc28 KB (4,424 words) - 07:32, 20 April 2024
- ...d with methods based on the [[radioactive decay]] of long-lived unstable [[isotope]]s present in the earth's [[crust]], and is expressed in [[Ma]] (i.e., mill42 KB (5,498 words) - 18:08, 10 October 2013
- ...rganic molecular structures, chirality, biogenic minerals, biogenic stable isotope patterns in minerals and organic compounds, atmospheric gases, and remotely42 KB (6,267 words) - 20:40, 8 June 2010
- ...es has also been conducted to determine Neanderthal diet. Through nitrogen isotope analysis, the ratio of [[carbon]] and [[nitrogen]] can be determined and co32 KB (5,017 words) - 18:41, 3 March 2024
- ...e latter, the reaction of [[tritium]] (T) and [[deuterium]] (D) giving the isotope <sup>4</sup>He and a neutron (n). This is the43 KB (7,032 words) - 15:15, 15 August 2022
- | Lead-208, the heaviest stable atomic isotope45 KB (6,572 words) - 12:36, 9 March 2024
- ...te Change|date=2001}}</ref> Measured trends in atmospheric composition and isotope ratios (namely the simultaneous depletion of <sup>13</sup>C, <sup>14</sup>C54 KB (8,007 words) - 06:42, 7 April 2014
- ...ds to be asked "did the original analyst contact a technical specialist in Isotope separation#Centrifugal effect | separation centrifuges, perhaps at Departme61 KB (9,303 words) - 07:31, 18 March 2024
- ...t the page and add some content about the use of radioisotopes (and stable isotope tracers) within modern biology.[[User:Mark Rust|Mark Rust]] 03:37, 30 Decem111 KB (18,395 words) - 05:14, 7 March 2024
- ...edit|{{Carbon atom.JPG/credit}}<br/>|}}Atomic structure of the predominant isotope of a carbon atom: atomic number, Z=6; atomic mass = 12. Nucleus contains si150 KB (22,449 words) - 05:42, 6 March 2024
- {{Image|Carbon atom.JPG|right|450px|Atomic structure of the predominant isotope of a carbon atom: atomic number, Z=6; atomic mass = 12. Nucleus contains si194 KB (28,649 words) - 05:43, 6 March 2024