- polonium
- POLÓNIUM s.n. v. poloniu.Trimis de LauraGellner, 13.09.2007. Sursa: DN
Dicționar Român. 2013.
polonium
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Polonium — (] [cite journal author = Momoshima N., Song L.X., Osaki S.,Maeda Y., title = Biologically induced Po emission from fresh water journal =J Environ Radioact. year = 2002 volume = 63 issue = 2 pages = 187–197 doi =10.1016/S0265 931X(02)00028 0]… … Wikipedia
POLONIUM — Le polonium (symbole Po, numéro atomique 84) est un élément radioactif découvert par Pierre et Marie Curie, en 1898, dans la pechblende de Joachimsthal. Ayant observé que la radioactivité des minerais d’uranium était supérieure à celle que l’on… … Encyclopédie Universelle
Polonium — Bismuth ← Polonium → Astate Te … Wikipédia en Français
Polonium — Po*lo ni*um (p[ o]*l[=o] n[i^]*[u^]m), n. [NL. So named after Poland, in L. form Polonia, one of the discoverers being a Pole.] (Chem.) A radioactive chemical element, discovered by M. and MMe. Curie in pitchblende, and originally called {radium… … The Collaborative International Dictionary of English
Polonĭum — Polonĭum, ein in Pechblende enthaltenes Metall, das aus Wismutpoloniumlösung durch Eintauchen von Wismut als äußerst aktive Schicht (4 mg aus 2000 kg Pechblende) erhalten wird; es ist ähnlich dem Wismut. Vgl. Radioaktivität … Meyers Großes Konversations-Lexikon
Polonium — Polonĭum, vom Ehepaar Curie 1898 im Uranpecherz aufgefundenes, stark radioaktives chem. Element. Seine Existenz ist neuerdings wieder zweifelhaft geworden … Kleines Konversations-Lexikon
polonium — Symbol: Po Atomic number: 84 Atomic weight: (210) Rare radioactive metallic element, belongs to group 16 of the periodic table. Over 30 known isotopes exist, the most of all elements. Po 209 has a half life of 103 years. Possible uses in heating… … Elements of periodic system
polonium — radioactive element, discovered 1898 by Marie Curie and her husband and named for her native country, POLAND (Cf. Poland) (Modern Latin Polonia) … Etymology dictionary
polonium — [pə lō′nē əm] n. [ModL: so named (1898) by its co discoverer CURIE Marie, after her native land, Poland (ML Polonia) + IUM] a radioactive, nonmetallic chemical element formed naturally by the disintegration of radium or synthetically by the… … English World dictionary
Polonium — Eigenschaften … Deutsch Wikipedia
