ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The major feature of the PMR is a cell containing gas (HCl, in this case) through which the incoming radiation passes5. The gas pressure is modulated at about 19 Hz and the mean pressure in the cell chosen to give maximum modulation of cell transmission at HCl spectral line centres. Thus the ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/266243b0
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