File:Terahertz folded-waveguide traveling-wave tube circuit.jpg

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Description

English: Section of a terahertz folded-waveguide traveling-wave tube circuit with hole arrays on walls.

Date

31 October 2008

Source

NASA Glenn Research Center

Author

Dr. Jeffrey D. Wilson, Karl R. Vaden, Christine T. Chevalier, and Dr. Carol L. Kory

Permission
(Reusing this file)

	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."

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	Date/Time	Thumbnail	Dimensions	User	Comment
current	04:56, 3 June 2010		300 × 271 (76 KB)	Steve Quinn	{{Information \|Description={{en\|1=Section of a terahertz folded-waveguide traveling-wave tube circuit with hole arrays on walls. }} \|Source=[http://www.grc.nasa.gov/WWW/RT/2007/Comm/06-RCE-wilson1.html NASA Glenn Research Center] \|Author=Dr. Jeffrey D. Wi

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Terahertz metamaterial

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Width	479 px
Height	433 px
Bits per component	8
Compression scheme	LZW
Pixel composition	Black and white (Black is 0)
Orientation	Normal
Number of components	1
Horizontal resolution	175 dpi
Vertical resolution	175 dpi
Software used	Adobe Photoshop CS2 Macintosh
File change date and time	12:46, 28 August 2008
Color space	Uncalibrated

File:Terahertz folded-waveguide traveling-wave tube circuit.jpg

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public domain

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31 October 2008

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