Aluminium_plate_spalling.gif

Summary

Description Aluminium plate spalling.gif	English: An animated gif showing "This animation illustrates the generation of the debris and ejecta clouds after a spherical aluminum projectile impacts a thin aluminum plate at approximately 7 km/s. The frame interval is about 1 microsecond." From http://hitf.jsc.nasa.gov/hitfpub/problem/debriscloud.html Nasa - so public domain.
Source	NASA
Author	NASA

	This file is in the public domain in the United States because it was solely created by NASA . NASA copyright policy states that "NASA material is not protected by copyright unless noted ". (See Template:PD-USGov , NASA copyright policy page or JPL Image Use Policy .)
	Warnings: Use of NASA logos , insignia and emblems is restricted per U.S. law 14 CFR 1221 . The NASA website hosts a large number of images from the Soviet / Russian space agency , and other non-American space agencies. These are not necessarily in the public domain. Materials based on Hubble Space Telescope data may be copyrighted if they are not explicitly produced by the STScI . [1] See also {{PD-Hubble}} and {{Cc-Hubble}} . The SOHO (ESA & NASA) joint project implies that all materials created by its probe are copyrighted and require permission for commercial non-educational use. [2] Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted. [3] The National Space Science Data Center (NSSDC) site has been known to host copyrighted content . Its photo gallery FAQ states that all of the images in the photo gallery are in the public domain "Unless otherwise noted."

The original description page was here . All following user names refer to en.wikipedia.

2006-02-03 13:23 Megapixie 150×165× (27243 bytes) An animated gif showing "This animation illustrates the generation of the debris and ejecta clouds after a spherical aluminum projectile impacts a thin aluminum plate at approximately 7 km/s. The frame interval is about 1 microsecond." From http://hitf