File:Thomson cathode ray exp.gif

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Summary

DescriptionThomson cathode ray exp.gif	English: In 1897, JJ Thomson discovered that cathode rays could be deflected by an electric field. The blue line represents the cathode ray, and the yellow field represents the electric field.
Date	16 April 2010
Source	Own work
Author	Kurzon

Licensing

I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
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File history

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	Date/Time	Dimensions	User	Comment
current	15:32, 2 January 2013	452 × 122 (13 KB)	Kurzon	Added two new frames showing beam bending upwards under a reversed polarity at the plates.
	06:43, 17 April 2010	452 × 122 (7 KB)	Kurzon	Thickened some lines.
	17:35, 16 April 2010	452 × 121 (8 KB)	Kurzon	Thickened some lines so that it looks better as a thumbnail.
	17:31, 16 April 2010	451 × 121 (6 KB)	Kurzon	{{Information \|Description={{en\|1=In 1897, JJ Thomson discovered that cathode rays could be deflected by an electric field. The blue line represents the cathode ray, and the yellow field represents the electric field.}} \|Source=Own work \|Author=[[User:Ku