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Description

Forbes writes: 'The author has lately made use of a special form of thermopile and galvanometer combined, which is very sensitive for the measurement of radiation. The apparatus is especially suitable for use as a line-thermopile. The first experiments were made with two half tubes, one of antimony the other of bismuth, soldered together so as to make a short tube about 2 cm. external diameter, the walls being 2 mm. thick, and the length of tube about 2 or 2½ cm.'

Annotations in pencil and ink.

Subject: Electricity / Scientific apparatus and instruments / Engineering

Received 4 February 1886. Read 18 February 1886. Communicated by Lord Rayleigh [John William Strutt].

A version of this paper was published in volume 40 of the Proceedings of the Royal Society as 'On a thermopile and galvanometer combined'.

Reference number
PP/8/13
Earliest possible date
1886
Physical description
Ink and graphite pencil on paper
Page extent
7 pages
Format
Manuscript

Creator name

George Forbes

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Citation

George Forbes, Paper, 'On a thermopile and galvanometer combined' by George Forbes, 1886, PP/8/13, The Royal Society Archives, London, https://makingscience.royalsociety.org/items/pp_8_13/paper-on-a-thermopile-and-galvanometer-combined-by-george-forbes, accessed on 27 April 2025

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  • Proceedings Papers

    The archival collection known as 'Proceedings Papers' is comprised of manuscripts and occasional proofs of scientific papers sent to the Royal Society which were read before meetings of Fellows and printed in full in the Proceedings of the Royal Society.

    Dates: 1882 - 1894

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