Chemical News and Journal of Industrial Science, Tomy 5-6Chemical news office., 1862 |
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Strona 217
On Spectrum Analysis . FIG . 4 . portion contained in the figure there. CHEMICAL NEWS April 19 , 1862 ; spectrum is required , and the electric sparks may con- veniently be procured by the employment of Ruhmkorff's coil . The temperature ...
On Spectrum Analysis . FIG . 4 . portion contained in the figure there. CHEMICAL NEWS April 19 , 1862 ; spectrum is required , and the electric sparks may con- veniently be procured by the employment of Ruhmkorff's coil . The temperature ...
Strona 219
... spectrum by means of a prism , and then , looking at this spectrum through a second prism , instead of observing the coloured band , observed a spot of white light , thus showing that the whole of these differently coloured rays , when ...
... spectrum by means of a prism , and then , looking at this spectrum through a second prism , instead of observing the coloured band , observed a spot of white light , thus showing that the whole of these differently coloured rays , when ...
Strona 234
... spectrum of calcium named Ca B , is replaced in the spectrum of the intense calcium - spark by five fine green lines , all of which are less refrangible than any part of the band Ca 8 ; whilst in place of the red or orange band Ca a ...
... spectrum of calcium named Ca B , is replaced in the spectrum of the intense calcium - spark by five fine green lines , all of which are less refrangible than any part of the band Ca 8 ; whilst in place of the red or orange band Ca a ...
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