Definition of Daniell cell in English:

Daniell cell

nounˈdanj(ə)l

Mid 19th century: named after John Daniell (1790–1845), the British physicist who invented it.

单词	Daniell cell
释义	Definition of Daniell cell in English: Daniell cell nounˈdanj(ə)l A primary voltaic cell with a copper anode and a zinc-amalgam cathode, giving a standard electromotive force when either copper sulphate or sulphuric acid is used as the electrolyte. Example sentencesExamples Consider the historic Daniell cell in which zinc and copper were used as electrodes. The Daniell cell is a wet cell consisting of copper and zinc plates and copper and zinc sulphates. The text, which describes the Daniell cell and other early batteries, comes from an 1871 book about telegraphy. The Daniell cell was widely used in France before the Leclanché cell was invented in 1868. In his paper, Spencer reported his experiments with the Daniell cell, and its use in electro-deposition of copper. We will build a Daniell cell, the battery that powered the telegraph system in the 19th century. Origin Mid 19th century: named after John Daniell (1790–1845), the British physicist who invented it.
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