Image:Americium.jpg

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Description

en:Americium

Source: http://imglib.lbl.gov/ImgLib/COLLECTIONS/BERKELEY-LAB/RESEARCH-1930-1990/NUCLEAR-PHYSICS/TRANSURANIUM-ELEMENTS/index/96602774.html

Source

Originally from en.wikipedia; description page is/was here.

Date

2006-07-02 (first version); 2006-08-24 (last version)

Author

Original uploader was Falcanary at en.wikipedia Later versions were uploaded by BigDT at en.wikipedia.

Permission
(Reusing this image)

PD-LAYOUT; PD-USGOV.


[edit] Original description

Image File
96602774
Title
Tube contains first sample of americium
Description
The triangle in the glass tube contains the world's first sample of americium, produced in the 60-inch cyclotron in 1944. Seaborg, Albert Ghiorso, James Kennedy, B. B. Cunningham, and others elaborated the rich and varied chemical properties of the actinide elements. They continued work begun during the war at Chicago where their identification of americium (element 95) and curium (96) among the products of plutonium bombarded in the Berkeley and St. Louis cyclotrons confirmed the actinide concept, the existence of a series of heavy homologues of the rare earth elements. (The preceding information was excerpted from the text of the Fall 1981 issue of LBL Newsmagazine.)
Citation Caption
LBL NEWS Magazine, Vol.6, No.3, Fall 1981, p. 49 | The triangle in the glass tube contains the world's first sample of americium, produced in the 60- inch cyclotron in 1944.
TEID Doc ID
XBD 9606-02774.TIF
TEID Scanned Date
6/17/96
TEID Requestor
Bill Johnston
TEID Investigator
Image Library Project
TEID Source
CHEM 3687-C
TEID Creator
DIANE TANI

[edit] License information

Public domain This work is in the public domain in the United States because it is a work of the United States Federal Government under the terms of Title 17, Chapter 1, Section 105 of the US Code. See Copyright.

Note: This only applies to works of the Federal Government and not to the work of any individual U.S. state, territory, commonwealth, county, municipality, or any other subdivision.


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[edit] Original upload log

(All user names refer to en.wikipedia)

  • 2006-08-24 12:06 BigDT 640×967×8 (43340 bytes)
  • 2006-07-02 05:38 Falcanary 115×175×8 (2931 bytes) Americium

Historique du fichier

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Date et heureDimensionsUtilisateurCommentaire
actuel3 décembre 2006 à 16:21640×967 (42 Kio)Laurens ({{Information |Description=en:Americium Source: http://imglib.lbl.gov/ImgLib/COLLECTIONS/BERKELEY-LAB/RESEARCH-1930-1990/NUCLEAR-PHYSICS/TRANSURANIUM-ELEMENTS/index/96602774.html |Source=Originally from [http://en.wikipedia.org en.wikipedia]; descri)

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