The scientific papers of Sir William Huggins (1909)
Huggins, William, Sir, 1824-1910, Huggins, Lady, d. 1915 · London, W. Wesley and son · leaf 463
e slit. On the plate the two spectra are in everyrespect similar, and have so exactly the same intensitythat they appear as one broad spectrum. In all these experiments a platinum jet whichhad been carefully cleaned was used. In these experiments the two gases met withinthe blowpipe and issued in a… … Chemical Spectra 431 other way impurities may have been introduced; and I should, at present,incline to the view that the additional lines about X 3429 and X 3473. and thegroups more refrangible than X 3062, do not belong to the water spectrum, butto impurities. Coal-gas was substituted for…
Astronomy
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