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" C. But the periods of water have already been proved to be extra-red — hence those of the hydrogen flame must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity was found to be... "
Proceedings of the Royal Society of London - Page 168
by Royal Society (Great Britain) - 1864
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Chemical News and Journal of Industrial Science, Volume 9

1864 - 332 pages
...those of the hydrogen flame must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity...insensible, while that of the undried air rose to 10 per cent, of the entire radiation. The temperature of the hydrogen flame was, as stated, 3x59°...
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Proceedings of the Royal Society of London, Volume 13

Royal Society (Great Britain) - 1864 - 636 pages
...Molecular Physics. [Mar. 17, must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity...entire radiation. The temperature of the hydrogen flame was as stated, 3259° C., that of the aqueous vapour of the air was 20° C. Suppose, then, the...
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The Chemical News and Journal of Physical Science, Volumes 9-10

1864 - 650 pages
...also. The absorption bj dry air of the heat emitted by a platinum spiral raised to incandescence Ъу electricity was found to be insensible, while that...the undried air rose to 20 per cent, of the entire radiati г.. The temperature of the hydrogen flame was, as stated, 3159° C. ; that of the aqueous...
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Chemical News and Journal of Industrial Science, Volumes 9-10

1864 - 654 pages
...those of the hydrogen flame must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity...found to be insensible, •while that by the ordinary uudried air was 6 per cent. Substituting for the platinum spiral a hydrogen flame, the absorption by...
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Notices of the Proceedings, Volume 4

Royal Institution of Great Britain - 1866 - 730 pages
...those of the hydrogen flame must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity...dry air still remained insensible, while that of the undriud air rose tn 20 per cent, of the entire radiation. The temperature of the hydrogen flame was,...
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Fragments of Science: A Series of Detached Essays, Addresses, and ..., Volume 1

John Tyndall - 1879 - 522 pages
...spiral raised to incandescence by electricity is insensible, while that by the ordinary undried air is 6 per cent. Substituting for the platinum spiral a hydrogen flame, the absorption by dry air still remains insensible, while that of the undried air rises to 20 per cent. of the entire radiation. The...
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Fragments of Science: A Series of Detached Essays, Addresses and ..., Volume 1

John Tyndall - 1896 - 574 pages
...spiral raised to incandescence by electricity is insensible, while that by the ordinary undried air is 6 per cent. Substituting for the platinum spiral a hydrogen flame, the absorp-' tion by dry air still remains insensible, while that of the undried air rises to 20 per cent....
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Fragments of Science: A Series of Detached Essays, Addresses, and ..., Volume 1

John Tyndall - 1897 - 448 pages
...spiral raised to incandescence by electricity is insensible, while that by the ordinary undried air is 6 per cent. Substituting for the platinum spiral a hydrogen flame, the absorption by dry air still remains insensible, while that of the undried air rises to 20 per cent. of the entire radiation. The...
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Notices of the Proceedings at the Meetings of the Members of ..., Volumes 1-4

Royal Institution of Great Britain - 1866 - 742 pages
...those of the hydrogen flame must be extra-red also. The absorption by dry air of the heat emitted by a platinum spiral raised to incandescence by electricity...6 per cent. Substituting for the platinum spiral a hydVogen flame, the absorption by dry air still remained insensible, while that of the undried air...
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