yttrium: References & Edit History
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The Editors of Encyclopaedia Britannica
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree. They write new content and verify and edit content received from contributors.
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Karl A. Gschneidner, Jr.
Anson Marston Distinguished Professor, Ames Laboratory, Iowa State University, Ames, Iowa.
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Vitalij K. Pecharsky
Distinguished Professor, Ames Laboratory, Iowa State University, Ames, Iowa.
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Article History
| Type | Description | Contributor | Date |
|---|---|---|---|
| Media added. | Mar 04, 2024 | ||
| Add new Web site: The Periodic Table - The Element Yttrium. | May 09, 2021 | ||
| Add new Web site: Live Science - Facts About Yttrium. | Feb 17, 2017 | ||
| Add new Web site: Royal Society of Chemistry - Yttrium. | May 25, 2014 | ||
| Add new Web site: EnvironmentalChemistry.com - Yttrium. | Jun 10, 2013 | ||
| Add new Web site: WebElements - Yttrium. | Jun 10, 2013 | ||
| Add new Web site: Chemicool - Yttrium. | Jun 10, 2013 | ||
| Article revised jointly with Vitalij K. Pecharsky. | Oct 02, 2012 | ||
| Article revised jointly with Karl A. Gschneidner, Jr. | Oct 02, 2012 | ||
| Article revised and updated. | Apr 17, 2009 | ||
| Added new Web site: Los Alamos National Laboratory - Yttrium. | May 05, 2008 | ||
| Article revised and updated. | Apr 12, 2007 | ||
| Article added to new online database. | Jul 20, 1998 |
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