 | Marlborough College (Marlborough, England). Natural History Society - 1877 - 606 pàgines
...them." And a f ew years later Fox Talbot remarks : "A glance at the prismatic spectrum of flame may shew it to contain substances which it would otherwise require a laborious chemical analysis to detect." 19 begins to glow red, there is a faint light at the red end of the spectrum ; then you go on increasing... | |
 | Henry Enfield Roscoe, Carl Schorlemmer - 1879 - 590 pàgines
...He adds, " if this opinion " — as to the cause of the production of the lines — " should prove correct and applicable to the other definite rays, a glance at the prismatic spectrum of a flame might show it to contain substances which it would otherwise require a laborious chemical analysis... | |
 | Robert Routledge - 1881 - 748 pàgines
...makes the observation (which has since been completely realized) : " If this opinion should be correct, a glance at the prismatic spectrum of a flame may...require a laborious chemical analysis to detect." Some years afterwards (1834), speaking of the spectra of lithium and of strontium, which impart to... | |
 | Kirchhoff - 1882 - 676 pàgines
...the strontia, since Mr. He r sehe l found in the flame of muriate of strontia a ray of that colour. If this opinion should be correct and applicable to...require a laborious chemical analysis to detect." In einer späteren Mittheilung2) sagt derselbe Physiker nach der treft'enden Beschreibung der Lithium-... | |
 | 1885 - 520 pàgines
...various definite bright lines their spectra exhibited, going on to say, "If this opinion should prove correct, and applicable to the other definite rays, a glance at the prismatic spectrum of a flame might show it to contain substances -which it would otherwise; require a laborious chemical analysis... | |
 | Robert Routledge - 1893 - 732 pàgines
...salt has been dissolved. The paper in which he describes this and other observations concludes thus: " If this opinion should be correct and applicable to...definite rays, a glance at the prismatic spectrum of flame may show it to contain substances which it would otherwise require a laborious chemical analysis... | |
 | Heinrich Kayser - 1900 - 830 pàgines
...the strontia, since Mr. Hers c hei found in the flame of muriate of strontia a ray of that colour. If this opinion should be correct and applicable to...contain substances which it would otherwise require a laboriotis chemiciil analysis to detect." Diese Worte klingen in der That so, als habe Talbot die Grundlage... | |
 | Heinrich Kayser - 1900 - 820 pàgines
...strontia a ray of that colour. If this opinion should be correct and applicable to the other deflnite rays, a glance at the prismatic spectrum of a flame...require a laborious chemical analysis to detect." Diese Worte klingen in der That so, als habe Talbot die Grundlage der Spectralanalyse entdeckt, aber... | |
 | Henry Enfield Roscoe, Carl Schorlemmer - 1907 - 1466 pàgines
..." if this opinion" — •i* to the cause of the production of the lines — " should prove Direct and applicable to the other definite rays, a glance at the prismatic spectrum of a flame might show it to contain substances which it would otherwise require a laborious chemical analysis... | |
 | United States. Bureau of Chemistry - 1912 - 742 pàgines
...colored lines of the spectrum were due to the different metals and were characteristic of them, ' ' a glance at the prismatic spectrum of a flame may...require a laborious chemical analysis to detect." Later 2 (1834) he decided that the minutest portions of lithium and strontium could be distinguished... | |
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For instance, the orange ray may be the effect of the strontia, since Mr. Herschel found in the flame of muriate of strontia a ray of that colour. If this opinion should be correct, and applicable to the other definite rays, a glance at the prismatic... 
