File:Birkeland-anode-globe-fig259.jpg

From Wikimedia Commons, the free media repository
Jump to navigation Jump to search

Birkeland-anode-globe-fig259.jpg (769 × 600 pixels, file size: 42 KB, MIME type: image/jpeg)

Captions

Captions

Add a one-line explanation of what this file represents

Summary

[edit]
Description
English: Auroral-like Birkeland currents created by scientist Kristian Birkeland in his terrella, featuring a magnetised anode globe in an evacuated chamber.
Date
Source Sourced from the book, The Norwegian Aurora Polaris Expedition 1902-1903, Volume 1: On the Cause of Magnetic Storms and The Origin of Terrestrial Magnetism, Section 2. Chapter VI: p.667 (published in 1913), By Kristian Birkeland (1867-1917) also on the Web at http://www.catastrophism.com/texts/birkeland/
Author Kristian Birkeland

Licensing

[edit]
Public domain

The author died in 1917, so this work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1929.

This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.

Original upload log

[edit]
The original description page was here. All following user names refer to en.wikipedia.
  • 2005-10-14 15:35 Iantresman 769×600× (42630 bytes) Auroral-like [[Birkeland current]]s created in [[Kristian Birkeland]]'s [[terrella]], featuring a magnetised anode globe in an evacutated chamber. Sourced from the book, <i>The Norwegian Aurora Polaris Expedition 1902-1903, Volume 1: On the Cause of Magn

File history

Click on a date/time to view the file as it appeared at that time.

Date/TimeThumbnailDimensionsUserComment
current22:10, 18 November 2012Thumbnail for version as of 22:10, 18 November 2012769 × 600 (42 KB)Marshallsumter (talk | contribs)User created page with UploadWizard

The following page uses this file:

File usage on other wikis

The following other wikis use this file: