Balmer lines
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Balmer lines
[′bȯl·mər ‚līnz] (spectroscopy)
Lines in the hydrogen spectrum, produced by transitions between n = 2 and n > 2 levels either in emission or in absorption; here n is the principal quantum number.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive
Tick the Balmer Series box and the Balmer lines will be drawn on the Profile.
I was thrilled to see my graph showed the Balmer lines right where they should be.
But, as mentioned above, the effect of the atmosphere shifts the emission of the different Balmer lines depending on their wavelength.
In our case, we have noticed the effect of the differential atmospheric refraction in the monochromatic images of HH 202 obtained for Balmer lines at different wavelengths reaching the value of ~1.3 arcsec between Ha and H11.
In fact, in 1936 Struve had made the important discovery of
Balmer line glow in extensive regions of the galaxy, and this triggered Stromgren's interest in questions of the interstellar medium.
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