 |
This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
|
 |
This chart image could be recreated using vector graphics as an SVG file. This has several advantages; see Commons:Media for cleanup for more information. If an SVG form of this image is already available, please upload it. After uploading an SVG, replace this template with {{ vector version available|new image name.svg}}. |
Description |
English: light attenuation by ZBLAN and silica glasees
Category:Non-oxide glasses Category:Optical materials
|
Date |
8 June 2009 (original upload date) |
Source |
Transferred from en.wikipedia; transferred to Commons by User:Andrei Stroe using CommonsHelper. (Original text : http://science.nasa.gov/newhome/headlines/msad05feb98_1.htm) |
Author |
NASA. Original uploader was Materialscientist at en.wikipedia |
Permission ( Reusing this file) |
PD-USGOV-NASA.
|
Licensing
Public domainPublic domainfalsefalse |
 |
This file is in the public domain 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 are restricted per US 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. 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.
- Images featured on the Astronomy Picture of the Day (APOD) web site may be copyrighted.
|
File usage
The following pages on Schools Wikipedia link to this image (list may be incomplete):