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" The flame of sulphur and nitre contains a red ray which appears to me of a remarkable nature. 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,... "
Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ... - Page 127
by Henry Enfield Roscoe - 1873 - 484 pages
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The Edinburgh Journal of Science, Volume 5

1826
...candle surrounded by an exterior yellow flame. This appearance only lasts until the oil is consumed. 4. The flame of sulphur and nitre contains a red ray, which appears to me of a remarkable nature. While examining the yellow line in the spectrum of this flame, I perceived another line situated beyond...
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The Edinburgh Journal of Science, Volume 5

1826 - 418 pages
...candle surrounded by an exterior yellow flame. This appearance only lasts until the oil is consumed. 4. The flame of sulphur and nitre contains a red ray, which appears to me of a remarkable nature. While examining the yellow line in the spectrum of this flame, I perceived another line situated beyond...
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Chemical News and Journal of Industrial Science, Volume 3

1861 - 410 pages
...surrounded by an exterior yellow flame. This appearance only lasts until the oil is consumed. -i . The flame of sulphur and nitre contains a red ray, which appears to me of a remarkable nature. While examining the yellow line in the spectrum of this flame, I perceived another line, situated beyond...
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National Review, Volume 13

1861 - 512 pages
...whose wick had been soaked with nitre or chlorate of potash. He was now led to argue as follows:! " This red ray appears to possess a definite refrangibility,...characteristic of the salts of potash, as the yellow my is of the salts of soda, although, from its feeble illuminating power, it is only to be detected...
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Chemical News and Journal of Industrial Science, Volume 5

1862 - 326 pages
...nitre and sulphur, he observed a red ray, of low but definite rcfrangibility, which he regarded as characteristic of the salts of potash, as the yellow ray is of the salts of soda. He concludes his paper with the following observation, which follows some remarks upon some experiments...
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Annalen der Physik und Chemie, Volume 118

1863 - 700 pages
...colouring matter reduced to vapour, and held in a state of violent ignition.« T alb ot sagt '): » The flame of sulphur and nitre contains a red ray...from its feeble illuminating power, it is only to be deI) Brewjter's Journ. of Science, V, 1826, Chemical News //pri/'l", 1861. tectcd with a prisin....
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Annalen der Physik und Chemie

1863 - 720 pages
...the colouring matter reduced to vapour, and held in a state of violent ignition.« Talbot sagt '): » The flame of sulphur and nitre contains a red ray...from its feeble illuminating power, it is only to be de1) Brewstcr's Journ. of Science, f, 1826, Chemical News /fprilll, 1861. tectcd with a prisrn....
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Annalen der Physik und Chemie

1863 - 694 pages
...colouring matter reduced to vapour, and held in a state of violent ignition. « T albot sagt ' ) : » The flame of sulphur and nitre contains a red ray.... . » This red ray appears to possess a definite refrangibiUty, and to be characteristic of the salts of potash, as the yellow ray is of the salts of...
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Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of ...

Henry Enfield Roscoe - 1870 - 508 pages
...by prismatic analysis, are found to possess the peculiar definite rays in excess which characterise the tints of flames coloured by them ; so that there...from its feeble illuminating power, it is only to be detected with a prism. If this should be admitted, I would further suggest, that whenever the prism...
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Spectrum analysis, 6 lects

sir Henry Enfield Roscoe - 1869 - 392 pages
...molecules of the colouring matter, reduced to vapour and in a state of violent ignition." Talbot says : 1 " The flame of sulphur and nitre contains a red ray...from its feeble illuminating power, it is only to be detected with a prism. If this should be admitted, I would further suggest that whenever the prism...
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