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{{Short description|Use of particulate air monitors to assess radioactivity}} ...ion monitoring|monitor]] people in their homes for the presence of manmade radioactivity. These monitors can be used to trigger alarms, indicating to personnel that ...

[[File:Dose quantities and units.png|thumb|400px|External dose quantities used in radiation protection and dosimetry]] ...ose units.png|thumb|400px|Graphic showing relationships of protection dose quantities in [[SI]] units]] ...

[[Category:Radioactivity quantities]] ...

...chive-url=https://web.archive.org/web/20230326184321/https://chemteam.info/Radioactivity/Writing-Alpha-Beta.html|url-status=live}}</ref> ...onuclides are typically being analyzed, the mechanics of manipulating tiny quantities is challenging. This problem is classically addressed by the use of '''car ...

...espite its toxicity, the [[human body]] intentionally produces it in small quantities for use as a [[signaling molecule]]. ...of polonium (resulting in self-[[radiolysis]] upon formation), only trace quantities may be obtained by treating dilute [[hydrochloric acid]] with polonium-plat ...

...178–1179 }}</ref><ref>{{cite book|last=L'Annunziata|first=Michael F.|title=Radioactivity: introduction and history|url=https://archive.org/details/radioactivityint0 ...environment (RIFE) reports|url=https://www.gov.uk/government/publications/radioactivity-in-food-and-the-environment-rife-reports|access-date=2023-02-19|website=GOV ...

...ef><ref>Soddy elaborated his displacement law in: Soddy, Frederick (1913) "Radioactivity," ''Chemical Society Annual Report'', '''10''': 262–288.</ref><ref>Alexande ...f>{{cite journal |doi=10.1016/j.apradiso.2009.01.057 |title=Search for the radioactivity of 180mTa using an underground HPGe sandwich spectrometer |year=2009 |last1 ...

...d]] in 1904,<ref>{{Cite book |last1=L'Annunziata |first1=Michael F. |title=Radioactivity: Introduction and History, From the Quantum to Quarks |year=2016 |pages=547 ...matic and synthetic means and subsequently may be easily detected in small quantities for the purpose of elucidating biological pathways and in characterizing th ...

SPECT imaging requires administration of small quantities of γ-emitting radiolabeled molecules (commonly called "[[Radioactive tracer ...hm to accurately reconstruct the unknown 3-dimensional distribution of the radioactivity.<ref>Qi J, et al. Iterative reconstruction techniques in emission computed ...

Coal and oil began to be burned in large quantities during the 1800s. Both coal and oil are sufficiently old that they contain ...radionuclides in radiochronology: Radiocarbon|title = Man-made and Natural Radioactivity in Environmental Pollution and Radiochronology|publisher = Kluwer Academic ...

...the twentieth, science witnessed truly revolutionary discoveries, such as radioactivity, and basic science continued its advance, though a number of twentieth-cent ...oduced a number of methods to relate and draw conclusions from statistical quantities. [[Francis Ysidro Edgeworth|Francis Edgeworth]] developed a test for [[stat ...

...nuclear size|nuclear radius]] (''R'') is considered to be one of the basic quantities that any model must predict. For stable nuclei (not halo nuclei or other un *[[Radioactivity]] ...

Americium-241 has been produced in small quantities in [[nuclear reactor]]s for decades, and many kilograms of {{sup|241}}Am ha ...se organs, americium promotes formation of cancer cells as a result of its radioactivity.<ref>Frisch, Franz ''Crystal Clear, 100 x energy'', Bibliographisches Insti ...

For some highly radioactive elements, such as astatine and radon, only trace quantities have been experimented on. As such, unambiguous characterisation of the spe ...d, and the possibility of reactions with impurities, walls and filters, or radioactivity by-products,<ref>{{cite journal |last1=Viser |first1=GWM |date=1989 |title= ...

.../details/womeninchemistry0000rayn}}</ref> In particular, Gates showed that radioactivity could not be destroyed by heat or ionization due to chemical reactions, and ...a system has a continuous symmetry property, then there are corresponding quantities whose values are conserved in time.<ref>{{cite book |author=Thompson, W.J. ...

Many of the early X-ray and radioactivity researchers went down in history as "martyrs for science." In her article, ...se.<ref>[https://dserver.bundestag.de/btd/18/131/1813180.pdf Environmental radioactivity and radiation exposure in 2015] (PDF; 3.7 MB) Federal Parliament printed pa ...

...eed {{gli|electron}} or {{gli|positron}} emitted by certain types of {{gli|radioactivity|radioactive}} atomic nuclei.}} ...d slopes of curves), and [[integral calculus]] (concerning accumulation of quantities and the areas under and between curves). These two branches are related to ...

...nk=yes|Hydrogen|3}}, which is not commonly used due to its instability and radioactivity). [[Proton nuclear magnetic resonance|Proton NMR]] has a narrow chemical-sh ...ids, for example oil, gas or water. NMR logs provide information about the quantities of fluids present, the properties of these fluids, and the sizes of the por ...