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Study of the field induced spectrum of hydrogen at high resolution

The static field induced absorption spectrum of hydrogen has been investigated at high resolution and with reliable frequency calibration over the density range from
1.5 amagat to 28 amagat. Frequencies have been extrapolated
to zero density in order to obtain molecular constants for the isolated molecule. Line profiles have been compared with various functions and the simple dispersion profile seems to fit the data best over the density range studied.
The linewidth, however, decreases with density until it reaches a minimum at about 2.5 amagat below which it starts to increase again. The minimum width is about 4 times less than the width of the classical doppler line. This behavior of the line width is consistent with the phenomena of "collision narrowing" in the infrared. From the intensities of the lines we obtain the isotropic polarizability (α )₁₋₀ = 1.21 cm³. / Science, Faculty of / Physics and Astronomy, Department of / Graduate

Identiferoai:union.ndltd.org:UBC/oai:circle.library.ubc.ca:2429/34746
Date January 1969
CreatorsBuijs, Hendricus Leonardus
PublisherUniversity of British Columbia
Source SetsUniversity of British Columbia
LanguageEnglish
Detected LanguageEnglish
TypeText, Thesis/Dissertation
RightsFor non-commercial purposes only, such as research, private study and education. Additional conditions apply, see Terms of Use https://open.library.ubc.ca/terms_of_use.

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