Spectrum Analysis -- Six Lectures1869 |
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Seite xv
... CARBON AND OTHER KNOWN SUBSTANCES 251 69. - COMET II . 1868 252 70. - APPARATUS FOR ASCERTAINING THE PRESENCE OF CARBON IN THE COMET 254 • 71. - SPECTRUM ( F LINE ) OF SIRIUS COMPARED WITH THE SPECTRA OF HYDROGEN AND THE SUN . 72 ...
... CARBON AND OTHER KNOWN SUBSTANCES 251 69. - COMET II . 1868 252 70. - APPARATUS FOR ASCERTAINING THE PRESENCE OF CARBON IN THE COMET 254 • 71. - SPECTRUM ( F LINE ) OF SIRIUS COMPARED WITH THE SPECTRA OF HYDROGEN AND THE SUN . 72 ...
Seite 14
... luminous rays , by passing them through this opaque solution of iodine in disulphide of carbon , whilst the invisible heating rays are trans- mitted , and will soon render themselves evident to you 14 [ LECT . 1 . SPECTRUM ANALYSIS .
... luminous rays , by passing them through this opaque solution of iodine in disulphide of carbon , whilst the invisible heating rays are trans- mitted , and will soon render themselves evident to you 14 [ LECT . 1 . SPECTRUM ANALYSIS .
Seite 15
... carbon , has passed through this dark filter , and he has found that this consists of of the whole amount ; so that only of the radiation is really visible . Understanding then the existence in this ultra - red of a large amount of ...
... carbon , has passed through this dark filter , and he has found that this consists of of the whole amount ; so that only of the radiation is really visible . Understanding then the existence in this ultra - red of a large amount of ...
Seite 17
... carbon disulphide into a tall cylinder full of nitric oxide gas , and igniting the mixture . Here is the bright flash , but you have noticed no explosion of the bulb , for all the C chemical rays have been held back : filtered off by ...
... carbon disulphide into a tall cylinder full of nitric oxide gas , and igniting the mixture . Here is the bright flash , but you have noticed no explosion of the bulb , for all the C chemical rays have been held back : filtered off by ...
Seite 46
... Mag . 1847. ) The only known exception to this law is glowing solid Erbia , whose spectrum exhibits bright lines ; see Appendix C to Lecture IV . the screen the spectrum of the white - hot carbon 46 [ LECT . II . SPECTRUM ANALYSIS .
... Mag . 1847. ) The only known exception to this law is glowing solid Erbia , whose spectrum exhibits bright lines ; see Appendix C to Lecture IV . the screen the spectrum of the white - hot carbon 46 [ LECT . II . SPECTRUM ANALYSIS .
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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