Spectrum Analysis -- Six Lectures1869 |
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Seite vi
... peculiar beauty of the real phenomena thus represented . Since last summer , when these Lectures were delivered , our knowledge of the constitution of the sun especially has made giant strides , and although I have been unable to ...
... peculiar beauty of the real phenomena thus represented . Since last summer , when these Lectures were delivered , our knowledge of the constitution of the sun especially has made giant strides , and although I have been unable to ...
Seite 8
... peculiar colour , and that light of each degree of refrangibility is monochromatic . But , on the other hand , although physically , and in the actual spectrum , there is no such thing as a superposition , or overlapping of different ...
... peculiar colour , and that light of each degree of refrangibility is monochromatic . But , on the other hand , although physically , and in the actual spectrum , there is no such thing as a superposition , or overlapping of different ...
Seite 9
... peculiar effects which we observe in the mixtures of colour may be explained . In noticing the physical properties of the variously coloured light obtained when the sunlight or white light is decomposed into its constituent parts , we ...
... peculiar effects which we observe in the mixtures of colour may be explained . In noticing the physical properties of the variously coloured light obtained when the sunlight or white light is decomposed into its constituent parts , we ...
Seite 12
... peculiar power possessed by the blue , violet , and ultra - violet rays to blacken silver salts . In Fig . 5 we have a graphical representation of the varying intensity of the heating , luminous , and chemi- cally active rays in the ...
... peculiar power possessed by the blue , violet , and ultra - violet rays to blacken silver salts . In Fig . 5 we have a graphical representation of the varying intensity of the heating , luminous , and chemi- cally active rays in the ...
Seite 13
... peculiar properties of the dif- ferent rays , we must carefully remember that there really is no difference in kind between those rays which are called heating rays , those which are called light rays , and those which are called ...
... peculiar properties of the dif- ferent rays , we must carefully remember that there really is no difference in kind between those rays which are called heating rays , those which are called light rays , and those which are called ...
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absorption alkaline Ångström apparatus appear Appendix bands barium bodies bright bands bright lines Bunsen cæsium calcium carbon chemical action Chemical Elements chloride coincident colour comet compounds contains continuous spectrum dark lines detected diagram didymium electric spark elements emitted employed examination exhibits existence experiments eyepiece flame Fourth Series Fraunhofer Fraunhofer's gaseous gases give green heated Huggins hydrochloric acid hydrogen hydrogen line incandescent inch instrument intensity iron Kirchhoff lecture lens light lithium luminous magnesium Major Tennant measures metallic lines milligramme millimetre motion nebula nitrogen object-glass observed obtained oxygen pass peculiar Phil placed plate platinum portion position potassium presence prism produced rays reaction red line refracting refrangible rubidium salt scale seen Sirius slit soda sodium sodium line solar atmosphere solar spectrum spectra spectroscope spectrum analysis stellar strontium substance sun's telescope temperature thallium tube vapour violet visible volatile whilst wire