 | 1861 - 410 pages
...but the prism displays betwecn'thcni the most marked distinction that can be imagined. The strontia flame exhibits a great number of red rays, well separated...ray. The lithia exhibits one single red ray. Hence, I haitate not to say f at optical analysis can distinguish the minutest portions of these two substanci-s... | |
 | 1862 - 328 pages
...lithia and strontia, they can at once be distinguished by means of the prism. He says the strontia name exhibits a great number of red rays, well separated...other by dark intervals, not to mention an orange nnd a very definite bright blue ray. The lithia exhibits one single red ray. Hence I hesitate not to... | |
 | William Andrew Miller - 1867 - 550 pages
...and strontium, they can at once be distinguished by means of the prism. He says, — " The strontia flame exhibits a great number of red rays, well separated...lithia exhibits one single red ray. Hence I hesitate wot to say that optical analysis can distinguish the minutest portions of these two substances from... | |
 | Royal Astronomical Society - 1867 - 248 pages
...the Spectra of salts of Lithia and Strontia, and added the following characteristic remark : — " I hesitate not to say that optical analysis can distinguish the minutest portion of these two substances [Lithia and Strontia] from each other with as much certainty, if not... | |
 | Henry Watts - 1868 - 1170 pages
...between them the most marked distinction that can be imagined. The etrontia- flame exhibits a large number of red rays, well separated from each other by dark intervals, not to mention an orange and a bright-blue ray. The lithia exhibits only one single reel ray. Hence I hesitate not to Bay (referring... | |
 | Mary Somerville - 1869 - 454 pages
...that the bright lines on their spectra are entirely different. ' The strontia flame,' he observes, ' exhibits a great number of red rays well separated...orange, and a very definite bright blue ray. The lithia • This prediction, made in his Treatise on Light published in 1826, has been completely fulfilled... | |
 | Mary Somerville - 1869 - 454 pages
...114. 134 SPECTRUM ANALYSIS. PARTI. exhibits one single red ray.5 Whence Mr. Fox Talbot observes, ' I hesitate not to say that optical analysis can distinguish...minutest portions of these two substances from each other wi£h as much certainty, if not more, than any other known method.' Thus Sir John Herschel and Mr.... | |
 | John Henry Pepper - 1869 - 722 pages
...Talbst, speaking of his experiments with the red tint of flame produced by lithium and strontium, says, " I hesitate not to say that optical analysis can distinguish the minutest portion of these substances from any other, with as much certainty as, if not more than, by any other... | |
 | Royal Society of Edinburgh - 1872 - 914 pages
...of strontia and lithia are examined. The following is an extract from this paper: — "The strontia flame exhibits a great number of red rays, well separated...distinguish the minutest portions of these two substances with as much certainty, if not more, than any other known method." Another passage, taken from the... | |
 | John Henry Pepper - 1877 - 764 pages
...Talbot, speaking of his experiments with the red tint of flame produced by lithium and strontium, says, " I hesitate not to say that optical analysis can distinguish the minutest portion of these substances from any other, with as much certainty as, if not more than, by any other... | |
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The strontia flame exhibits a great number of red rays well separated from each other by dark intervals, not to mention an orange and a very definite bright blue ray. The lithia exhibits one single red ray." " Hence, I hesitate not to say... 
