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LaB6HotCathode.jpg(300 × 450 pixels, file size: 15 KB, MIME type: image/jpeg)
English: A Lanthanum Hexaboride cathode manufactured by Kimball Physics, Inc.

Permission has been given by my employer, Kimball Physics, Inc. to provide this image for anyone to use for any purpose as long as Kimball Physics, Inc. is credited for the image.
Date 2007-01-22 (original upload date)
Source Transferred from en.wikipedia
Author Original uploader was Ahecht at en.wikipedia
( Reusing this file)

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