Image:Helium spectrum.jpg
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[edit] Summary
| Description |
English: Spectrum of helium
|
|---|---|
| Source |
http://imagine.gsfc.nasa.gov/docs/teachers/lessons/xray_spectra/worksheet-specgraph2-sol.html |
| Date |
2006 |
| Author |
NASA |
| Permission (Reusing this image) |
see below |
[edit] Licensing:
 |
This file is in the public domain because it was created by NASA. NASA copyright policy states that "NASA material is not protected by copyright unless noted". (NASA copyright policy page or JPL Image Use Policy).
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 12:48, 3 June 2008 | 506×151 (29 KB) | Itub | ({{Information |Description={{en|1=Spectrum of helium}} |Source=http://imagine.gsfc.nasa.gov/docs/teachers/lessons/xray_spectra/worksheet-specgraph2-sol.html |Author=NASA |Date=2006 |Permission= |other_versions= }} {{ImageUpload|full}}) |
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