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Berkelium_metal.jpg ((283 × 179 picsel, maint y ffeil: 33 KB, ffurf MIME: image/jpeg))

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English: A photomicrograph of the first isolated bulk (1.7 micrograms) sample of berkelium. The lump is 100 μm across.
Dyddiad circa 1971
date QS:P,+1971-00-00T00:00:00Z/9,P1480,Q5727902
Ffynhonnell "The Chemistry of Berkelium" in (1984) Advances in Inorganic Chemistry and Radiochemistry, 28, Orlando: Academic Press Inc., p. 42 ISBN: 0120236281. "Figure 7"
Awdur Oak Ridge National Laboratory, US Department of Energy

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This work is in the public domain in the United States because it is a work prepared by an officer or employee of the United States Government as part of that person’s official duties under the terms of Title 17, Chapter 1, Section 105 of the US Code. Note: This only applies to original works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision. This template also does not apply to postage stamp designs published by the United States Postal Service since 1978. (See § 313.6(C)(1) of Compendium of U.S. Copyright Office Practices). It also does not apply to certain US coins; see The US Mint Terms of Use.
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  • 21:30, 10 April 2011 (UTC) Nergaal 283×179 (33 KB) ({{Non-free use rationale |Article = Berkelium |Description = A photomicrograph of the first isolated bulk (1.7 micrograms) sample of berkelium |Source = {{cite book|title=Advances in Inorganic Chemistry and Radiochemistry|vol)

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Sample of berkelium
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cyfredol14:42, 27 Mai 2011Bawdlun y fersiwn am 14:42, 27 Mai 2011283 × 179 (33 KB)Lanthanum-138== Summary == {{Information |Description = A photomicrograph of the first isolated bulk (1.7 micrograms) sample of berkelium. The lump is 100 μm across. |Date = ca. 1971 |Author = [http://gotexassoccer.com/elements/097Bk/Bk.htm Oak Ridge National Labor

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