Spectrum Analysis: Six Lectures, Delivered in 1868, Before the Society of Apothecaries of London : with Appendices ...Macmillan, 1870 - 404 Seiten |
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Seite xv
... NEBULA IN AQUARIUS 284 83. - NEBULA 18 H IV . 284 84. - NEBULA IN ANDROMEDA . 285 85. - COMPARISON OF NEBULAR SPECTRUM WITH THE BRIGHT LINES OF KNOWN SUBSTANCES . 286 86. - NEBULA IN THE SWORD - HANDLE OF ORION 288 87. - COMPARISON OF ...
... NEBULA IN AQUARIUS 284 83. - NEBULA 18 H IV . 284 84. - NEBULA IN ANDROMEDA . 285 85. - COMPARISON OF NEBULAR SPECTRUM WITH THE BRIGHT LINES OF KNOWN SUBSTANCES . 286 86. - NEBULA IN THE SWORD - HANDLE OF ORION 288 87. - COMPARISON OF ...
Seite 2
... nebulae ; and has ascertained not only the chemical composition , but likewise the physical condition , of these most distant bodies . It does , indeed , appear marvellous that we are now able to state with certainty , as the logical ...
... nebulae ; and has ascertained not only the chemical composition , but likewise the physical condition , of these most distant bodies . It does , indeed , appear marvellous that we are now able to state with certainty , as the logical ...
Seite 267
... Nebula , with an attempt to determine therefrom whether these Bodies are moving towards or from the Earth ; also Observations on the Spectra of the Sun and of Comet II . 1868. " APPENDIX E .- " Researches on Gaseous Spectra in relation ...
... Nebula , with an attempt to determine therefrom whether these Bodies are moving towards or from the Earth ; also Observations on the Spectra of the Sun and of Comet II . 1868. " APPENDIX E .- " Researches on Gaseous Spectra in relation ...
Seite 282
... nebula . I am afraid I cannot give you any idea of the delicacy of such observa- tions . Those , however , of my audience who have seen such a planetary nebula through a telescope will know that the light which those bodies give off is ...
... nebula . I am afraid I cannot give you any idea of the delicacy of such observa- tions . Those , however , of my audience who have seen such a planetary nebula through a telescope will know that the light which those bodies give off is ...
Seite 283
... Nebula FIG . 81 . this nebula consisted simply of three isolated bright lines , of which we have here ( Fig . 81 , and in No. 7 of the Chro- molith . ) a very rough representation . If the spectrum of this nebula had been continuous ...
... Nebula FIG . 81 . this nebula consisted simply of three isolated bright lines , of which we have here ( Fig . 81 , and in No. 7 of the Chro- molith . ) a very rough representation . If the spectrum of this nebula had been continuous ...
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absorption acid alkaline Ångström apparatus appear APPENDIX bands barium blue bodies bright bands bright lines Bunsen cæsium calcium carbon Chemical Elements chemically active chloride chromosphere coincident colour comet compound contains continuous spectrum dark lines detected diagram didymium earth electric spark emitted examined experiments F line Fe Fe flame Fourth Series Fraunhofer Fraunhofer's Fraunhofer's lines gaseous gases give green heated Huggins hydrochloric acid hydrogen lines incandescent instrument intensity Kirchhoff lecture lens light lithium Lockyer luminous magnesium metallic lines millimetre motion nebula nitrogen object-glass observed obtained pass peculiar Phil placed PLATE platinum portion position potassium present prism Proc produced prominences quantity rays reaction refracting refrangible rubidium salts seen Sirius slit sodium sodium line solar atmosphere solar lines SOLAR PROMINENCES solar spectrum spectra spectroscope spectrum analysis stars strontium substance sun's telescope temperature thallium tube vapour violet visible wave-length whilst wire yellow