Key Information
Reference code
K/PP107/2/4/1-314
Title
Working notes on the measurement of electromotive force, 1871-1875
Date(s)
- 1871 - 1875 (Creation)
Level of description
Item
Extent
1 file
Scope and content
Working notes compiled by Charles Wheatstone comprising measurement of the electro-motive force between electrodes coated with films of sulphides, bromides and iodides, elements including zinc, mercury, cobalt and rubidium, and between electrodes of various alloys; measurement of electric potential of compound circuits; observations on the manufacture of amalgams; calculation of the weights of products of electrophoresis; the phenomenon of 'passivity'; employment in electric cells of peroxides and teroxides.