Datei:Polonium.jpg

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The use of this file in the article(s) Polonium was reviewed by User:TLSuda on 23 March 2014 and deemed likely to meet Wikipedia's policy on non-freely licensed content, because it is thought to meet all criteria as described in Wikipedia:Non-free content criteria. This file's use on other pages or in different contexts may require additional review at Wikipedia:Files for discussion.

Summary

File information
Description	A thin film of polonium on a stainless-steel disk, the form in which it is sold as an alpha-particle source for scientific use.
Source	Lapp, Ralph E. (1965). LIFE (ed.). MATTER. LIFE Science Library.. Picture credit: Albert Fenn; copyright Time Inc., 1965.
Date	1965
Author	Ralph E. Lapp
Permission (Reusing this file)	The LIFE Science Library has been granted the sole and exclusive right and licence to produce, publish and further license the image

Fair use

Non-free media information and use rationale true for Polonium
Description	A thin film of polonium on a stainless-steel disk, the form in which it is sold as an alpha-particle source for scientific use.
Source	Lapp, Ralph E. (1965). LIFE (ed.). MATTER. LIFE Science Library.
Article	Polonium
Portion used	Full image.
Low resolution?	The image is of a low size and resolution, sufficient to maintain the quality intended by the company, without being unnecessarily high resolution. It does not limit the copyright owner's rights to market or sell the work in any way.
Purpose of use	The image is used to illustrate and identify the radioactive element in its pure form.
Replaceable?	A free replacement image could not be created due to national security and safety restrictions against public handling or viewing the element. This image is one of the very few, or quite possibly the only one published on the pure element.
Other information	Use of image in the following articles complies with Wikipedia non-free content policy and fair use under United States copyright law as described above.
Fair useFair use of copyrighted material in the context of Polonium//en.wikipedia.org/wiki/File:Polonium.jpgtrue

Licensing

This work is copyrighted (or assumed to be copyrighted) and unlicensed. It does not fall into one of the blanket acceptable non-free content categories listed at Wikipedia:Non-free content § Images or Wikipedia:Non-free content § Audio clips, and it is not covered by a more specific non-free content license listed at Category:Wikipedia non-free file copyright templates. However, it is believed that the use of this work:

To illustrate the subject in question
Where no free equivalent is available or could be created that would adequately give the same information
On the English-language Wikipedia, hosted on servers in the United States by the non-profit Wikimedia Foundation,

qualifies as fair use under United States copyright law. Any other uses of this image, on Wikipedia or elsewhere, may be copyright infringement. See Wikipedia:Non-free content and Wikipedia:Copyrights.
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	Version vom	Vorschaubild	Maße	Benutzer	Kommentar
aktuell	09:43, 26. Jan. 2013		329 × 314 (13 KB)	enwikipedia>Sandbh	Picture tidied up by User:Fallschirmjäger, at request of User:Sandbh, to better bring out silver colour. Original pink background has been retained to this end. Size has been increased to 103,306 pixels, which is still compliant with [[WP:NFC]...

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Polonium