The Battery That's Lasted 176 Years
发布时间 2016-08-22 15:00:02 来源
摘要
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In a laboratory at Oxford University sits the Oxford Electric Bell, which has spent 176 years constantly ringing. And no-one's quite sure what the battery that powers it is made of...
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Thanks to camera operator Mikayla Hunter: https://www.youtube.com/channel/UCvv5I_zxSDPFHry1Oexf6pg
And thanks to the University of Oxford's Physics Department for letting us film the bell!
References:
Croft (1984) The Oxford electric bell, Eur. J. Phys.
http://iopscience.iop.org/article/10.1088/0143-0807/5/4/001
Croft (1985) The Oxford dry pile, Clarendon Laboratory Historical Notes No. 3
The Clarendon Dry Pile, Department of Physics website
http://www.physics.ox.ac.uk/history.asp?page=exhibit1
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