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Spectroscope   Listen
Spectroscope

noun
1.
An optical instrument for spectrographic analysis.  Synonym: prism spectroscope.






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"Spectroscope" Quotes from Famous Books



... then, differ not merely in visible magnitude, but also in actual size. As the spectroscope shows, they differ greatly in chemical and physical constitution. That instrument is also revealing to us the duration of the life of a star, through changes in the refrangibility of the emitted light. Though, as we have seen, the nearest to us ...
— History of the Conflict Between Religion and Science • John William Draper

... of the Sensitiveness of Dry Plates.—A full description of the new plan of Mr. G.F. WILLIAMS, for determining the sensitiveness of dry plates by the use of a small direct vision pocket spectroscope ...
— Scientific American Supplement, No. 821, Sep. 26, 1891 • Various

... atomic weight 132.9), one of the alkali metals. Its name is derived from the Lat. caesius, sky-blue, from two bright blue lines of its spectrum. It is of historical importance, since it was the first metal to be discovered by the aid of the spectroscope (R. Bunsen, Berlin Acad. Ber., 1860), although caesium salts had undoubtedly been examined before, but had been mistaken for potassium salts (see C.F. Plattner, Pog. Ann., 1846, p. 443, on the analysis of pollux and the subsequent work of F. Pisani, Comptes Rendus, ...
— Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 - "Bulgaria" to "Calgary" • Various

... as I continued to gaze, "is one of the latest forms of the spectroscope, known as the interferometer, with delicately ruled gratings in which power to resolve the straight, close lines in the spectrum is carried to the limit of possibility. A small watch is delicate. But it bears no comparison to the delicacy of ...
— The Gold of the Gods • Arthur B. Reeve

... objects of a minuteness immeasurably beyond the power of the human eye, and, with our telescopes, we can see and photograph stars far beyond the possibility of vision by the unaided eye; and yet, by the stellar spectroscope, we are actually able to examine and identify the very atoms of which that distant star is composed, or rather was composed hundreds of thousands of years ago; we can compare those atoms with the same atoms in our laboratories, and we ...
— Science and the Infinite - or Through a Window in the Blank Wall • Sydney T. Klein

... door of Dr. Bird's private laboratory in the Bureau of Standards. The famous scientist paid no attention to the interruption but bent his head lower over the spectroscope with which he was working. The knock was repeated with a quality of quiet insistence upon recognition. The Doctor smothered an exclamation of impatience and strode over to the door and threw ...
— Astounding Stories of Super-Science April 1930 • Various

... that first he examined the blood samples under the microscope. Afterward he employed a spectroscope. But none of the operations took any great amount of time, since he seemed to anticipate ...
— The Film Mystery • Arthur B. Reeve

... fourteen of these elements that enter largely into the constitution of the earth, the most common being oxygen and silicon. By the use of the spectroscope, it has been proved that many of these elements, as for example oxygen, hydrogen, sodium and calcium, exist in the sun and stars, as well as in the most distant nebulae. Most of the elementary bodies are to be found in ...
— Aether and Gravitation • William George Hooper

... law in the world of matter, was the experimental establishment (1849) of the fundamental principle of the conservation of energy. This ranks in importance in the world of the physical sciences with the theory of evolution in the biological. The perfection of the spectroscope (1859) revealed the rule of chemical law among the stars, and clinched the theory of evolution as applied to the celestial universe. The atomic theory of matter [10] was an extension of natural laws in another direction. In 1846 occurred the most spectacular proof ...
— THE HISTORY OF EDUCATION • ELLWOOD P. CUBBERLEY

... into the light of day; it may be that in the evidence of telepathy which the psychic researchers are accumulating, he is beginning to grope his way into a universal consciousness, which may come to include the joys and griefs of the inhabitants of Mars, and of the dark stars which the spectroscope and the ...
— The Profits of Religion, Fifth Edition • Upton Sinclair

... This being so, it is clear we have not to do with a planet made of materials utterly unlike those forming our earth. To suppose so, when we find that the air of Mars, formed like our own (for if it contained other gases the spectroscope would tell us), contains often large quantities of the vapor of water, would be as absurd as to believe in the green cheese theory of the moon, or in another equally preposterous, advanced lately by an English artist—Mr. ...
— St. Nicholas Magazine for Boys and Girls, Vol. 5, Nov 1877-Nov 1878 - No 1, Nov 1877 • Various

... attracts all the other stars within our ken, and is reciprocally attracted by them. The stars, too, lie mostly in or around one great plane, as is the case with the members of the solar system. Moreover, the stars are shown by the spectroscope to consist of chemical elements identical with those which are found in the solar system. Such facts as these make it probable that the career of other stars, when adequately inquired into, would be found to be like that of our own sun. Observation ...
— The Unseen World and Other Essays • John Fiske

... pressure is to be reduced to not more than twenty millimetres. Then if a hydrocarbon is present, the passage of a spark from a Ruhmkorff's coil will cause the appearance of a sky-blue light. Viewed with the spectroscope, this presents the spectrum of carbon, and generally so brilliant as to mask totally the spectra of ...
— The Galaxy, Volume 23, No. 2, February, 1877 • Various

... the belief that his is indeed the very world we inhabit than it was for the men of his own time. The senses and the intellect are older than modern science, and were employed to good effect before the invention of the spectroscope; it is they in their daily operation that make it difficult to leap the gulf which separates the amenities and trivialities of common life from the solemn theatre of the poet's imagination. The objection that ...
— Milton • Sir Walter Alexander Raleigh

... which does not regard the spirit of man as a part of nature. But is this all? Do man and nature exhaust the possibilities of being? We cannot answer this question here. But we find suggestions from the spectrum and the spectroscope which may be worth our heeding. The materials with which we have to do in their most brilliant scientific theories seem at first to overwhelm us with their vastness and complexity. The hulks are so enormous, the forces are so mighty, the laws are so ...
— Choice Specimens of American Literature, And Literary Reader - Being Selections from the Chief American Writers • Benj. N. Martin

... worked at Alabanda, a town in Carla in Asia Minor. Almandine is an iron alumina garnet, of deep red colour inclining to purple. It is frequently cut with a convex face, or en cabochon, and is then known as carbuncle. Viewed through the spectroscope in a strong light, it generally shows three characteristic absorption bands, as first pointed out by ...
— Project Gutenberg Encyclopedia

... again visible to mortal eyes, many of us could affect gelatine or extremely sensitive plates that would show interruptions in the ultra-violet chemical rays that, like the thermal red beyond the visible spectroscope, you know exist though you can neither see nor feel them. Spirits could not affect the magnetic eye, because magnetism, though immaterial itself, is induced and affected only by a material substance. The impression on the plate, however, like the prismatic colours you have already noticed, ...
— A Journey in Other Worlds - A Romance of the Future • John Jacob Astor

... and its identity with the laws of sound, the laws of the tides and the seasons, the wonders of the spectroscope, the theory of gravitation, of electricity, of chemical affinity, the deep beneath deep of the telescope, the world within world of the microscope,—in these and many other fields it is hard to tell whether it is the scientist or the poet we are listening to. What greater magic than ...
— Birds and Poets • John Burroughs

... the chair of astronomy at Princeton University in 1877, he held that important position for thirty years, his courses a source of inspiration to his students. He was a member of many important scientific expeditions, invented an automatic spectroscope which has never been displaced, measured the velocity of the sun's rotation, and was a large contributor to public knowledge of ...
— American Men of Mind • Burton E. Stevenson

... been more than implied that results obtained from the breeding pen, the seed pan, the flower pot and the milk bottle do not apply to evolution in the "open", nature "at large" or to "wild" types. To be consistent, this same objection should be extended to the use of the spectroscope in the study of the evolution of the stars, to the use of the test tube and the balance by the chemist, of the galvanometer by the physicist. All these are unnatural instruments used to torture Nature's secrets from her. I venture ...
— A Critique of the Theory of Evolution • Thomas Hunt Morgan



Words linked to "Spectroscope" :   prism, spectroscopic, optical prism, mass spectrometer, spectrograph, prism spectroscope, collimator, spectrometer, optical instrument



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