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Spectrum lines as light sources in polariscopic measurements (1906)

Bates, Frederick · National Bureau of Standards · leaf 9

An illustration from Spectrum lines as light sources in polariscopic measurements, 1906, leaf 9
with the echelon with1.8 amperes passing through the lamp. The fractional values givenare the relative intensities as nearly as they could be estimated. Itwas found impossible to decide whether the satellite — .024 belongsto the positive or negative side of the primary. When the currentwas… … different source Fabry and Perot ^ found 0.035 /x/a and Houstoun0.0215 fjifi. The distance between D^ and Dg is fifteen times 0.04 /jl/jl.As far as it has been possible to determine, the line structure for thequartz lamp under widely varying conditions is such that for polari-scopic purposes \=…

Measurements and use of instruments · Light polarisation

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