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" ... doubt, and that which previously depended upon the quickness of vision of a skilled eye has become a simple matter of exact scientific observation. The light which is given off by the Bessemer flame is most intense, — indeed, a more magnificent... "
Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ... - Page 149
by Henry Enfield Roscoe - 1870 - 404 pages
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Chemical News and Journal of Industrial Science, Volume 9

1864 - 332 pages
...most intense ; indued, a move magnificent example of combustion in oxygen cannot be imagined ; and a cursory examination of the flame— spectrum in...of dark absorption bands and bright lines, showing thut a variety of substances are present in the flame in the state of incandescent gas. Uy a simultaneous...
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Iron: Its History, Properties, & Processes of Manufacture

Sir William Fairbairn - 1865 - 354 pages
...is most intense ; indeed a more magnificent example of combustion in oxygen cannot be imagined ; and a cursory examination of the flame spectrum in its...substances are present in the flame in the state of incandescent gas. By a simultaneous comparison of these lines in the flame spectrum with the well-known...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1869 - 392 pages
...point in which it is necessary to stop ; but by the help of the spectroscope this point can at once be ascertained beyond shadow of doubt, and that which...spectrum with those of well-known substances I was able to detect the following substances in the Bessemer flame : sodium, potassium, lithium, iron, carbon,...
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Spectrum Analysis -- Six Lectures

Henry E. Roscoe - 1869 - 372 pages
...point in which it is necessary to stop ; but by the help of the spectroscope this point can at once be ascertained beyond shadow of doubt, and that which...spectrum with those of well-known substances I was able to detect the following substances in the Bessemer flame : sodium, potassium, lithium, iron, carbon,...
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On Molecular and Microscopic Science, Volume 1

Mary Somerville - 1869 - 454 pages
...of the flame, the light of which is most intense. The flame spectrum in its various phases revealed complicated masses of dark absorption bands and bright lines, showing that a variety of substances were present in the flame in a state of incandescent gas ; and by a simultaneous comparison of these...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1873 - 548 pages
...simple inspection of the flame to tell with more or less exactitude when the air has to be turned off. To those who are uninitiated in this peculiar appearance...absorption bands and bright lines, showing that a variety LECT. iv.] SPECTRUM OF THE BESSEMER FLA.ME. of substances are present in the flame in the state of...
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Transactions of the Pharmaceutical Meetings

1865 - 786 pages
...most intense — indeed, a more magnificent example of combustion in oxygen cannot be imagined ; and a cursory examination of the flame spectrum in its...substances are present in the flame in the state of incandescent gas. By a simultaneous comparison 01 these lines in the flame-spectrum with the well-known...
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The Veterinarian: A Monthly Journal of Veterinary Science, Volume 38

1865 - 974 pages
...example of combustion in oxygen cannot be imagined; and a cursory examination of the flame-spectrum in its various phases reveals complicated masses of...substances are present in the flame in the state of incandescent gas. By a simultaneous comparison of these lines in the flame-spectrum with the well-known...
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