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" This red ray appears to possess a definite refrangibility, and to be characteristic of the salts of potash, as the yellow ray is of the salts of soda, although, from its feeble illuminating power, it is only to be detected with a prism. If this should... "
Spectrum analysis, 6 lects - Page 127
by sir Henry Enfield Roscoe - 1870
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Gesammelte Abhandlungen

Gustav Kirchhoff - 1882 - 641 pages
...appears to possess a definite refrangibility, and to be characteristic of the salts of potash, äs the yellow ray is of the salts of soda, although,...or the presence of a definite chemical compound." Etwas weiter sagt er bei der Besprechung des Spectnuns von Rothfeuer nach Erwähnung der so oft auftretenden...
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Gesammelte Abhandlungen, Volume 2

Gustav Kirchhoff - 1882 - 641 pages
...I would further suggest that whenever the prism shows a homogeneous ray of any colour, to exist iii a flame, this ray indicates the formation or the presence of a definite chemical compound." Etwas weiter sagt er bei der Besprechung des Spectrums von ßothfeuer nach Erwähnung der so oft auftretenden...
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Handbuch der Spectroscopie, Volume 1

Heinrich Kayser - 1900 - 820 pages
...wieder in der Flamme einer Spirituslampe, deren Docht mit Salpeter oder chlorsaurem Kali getränkt war. „If this should be admitted, I would further suggest...or the presence of a definite chemical compound." Nachdem er bemerkt, verbrennender Phosphor gebe ein continuirliches Spectrum, beschreibt er das Spectrum...
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Proceedings of the Royal Society of Edinburgh, Volume 7

Royal Society of Edinburgh - 1872
...telescope is not necessary.] racteristic of the salts of potash, as the yellow ray is of the salts of soda. If this should be admitted, I would further suggest...or the presence of a definite chemical compound." Further on, speaking of the spectrum of red fire (such as is used in theatres and in fireworks), I...
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The Analysis of Starlight: One Hundred and Fifty Years of Astronomical ...

J. B. Hearnshaw - 1990 - 531 pages
...and nitre contains a red ray, which appears to me of a remarkable nature This red ray appears to 32 possess a definite refrangibility, and to be characteristic...formation or the presence of a definite chemical compound ... If this opinion should be correct and applicable to the other definite rays, a glance at the prismatic...
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The London, Edinburgh and Dublin Philosophical Magazine and Journal of Science

1863
...would further suggest that whenever the prism shows a homogeneous ray of any colour to exist in a name, this ray indicates the formation or the presence of...compound." Somewhat further on, in speaking of the spectrum * Brewster'g Journal of Science, v., 1826. Chemical News, April 27. 1861. of red-fire and of the frequent...
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