 | 1834 - 462 pàgines
...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...substances from each other, with as much certainty, if hot more, than any other known method." TEST FOR HYDROCYANIC OR PRUSSIC ACID, AND METHOD OF APPRECIATING... | |
 | 1861 - 516 pàgines
...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...certainty, if not more, than any other known method." It may seem surprising that Mr. Talbot did not follow up the principle which here so clearly suggested... | |
 | William Allen Miller - 1863 - 618 pàgines
...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...certainty, if not more, than any other known method." The spectra of coloured flames were further examined in 1845 by myself, and an account of these experiments... | |
 | Edward Isidore Sears - 1865 - 858 pàgines
...p. 114. between the spectra of strontium and lithium. "Hence, I hesitate not to say," he tells us, " that optical analysis can distinguish the minutest...each other with as much certainty, if not more, than by any other known method." In 1832, Brewster* first noticed the absorption bands produced by colored... | |
 | William Andrew Miller - 1867 - 550 pàgines
...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 wot to say that optical analysis can distinguish the minutest portions of these two substances from... | |
 | Royal Astronomical Society - 1867 - 248 pàgines
...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... | |
 | 1868 - 802 pàgines
...hesitate to say that optical analysis could distinguish the minutest portions of lithium and strontium from each other with as much certainty, if not more, than any other known method." At the same time, as Kirchhoff has shown, Talbot s conclusion* wore very uncertain, since he confounded... | |
 | Mary Somerville - 1869 - 454 pàgines
...114. 134 SPECTRUM ANALYSIS. PART I. exhibits one single red ray.' Whence Mr. Fox Talbot observes, ' I hesitate not to say that optical analysis can distinguish...certainty, if not more, than any other known method.' Thus Sir John Herschel and Mr. Fox Talbot laid the foundation of a spectrum analysis of unrivalled... | |
 | Henry E. Roscoe - 1869 - 372 pàgines
...same physicist, after a striking description of the spectra of lithium and strontium, continues: " Hence I hesitate not to say that optical analysis...substances from each other with as much certainty as, if not more than, any other known method/' In these expressions the idea of "chemical analysis... | |
 | Henry Enfield Roscoe - 1870 - 514 pàgines
...same physicist, after a striking description of the spectra of lithium and strontium, continues : " Hence I hesitate not to say that optical analysis...substances from each other with as much certainty as, if not more than, any other known method." In these expressions the idea of " chemical analysis... | |
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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 that optical analysis... 
