ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Vertical profiles of CN (r〉0.01 ??) have been measured routinely from Laramie, Wyoming (41 N), with optical particle counters since 1973. These observations, and descriptions of the instrumentation, have been presented previously2'3'8'10. Observations of annual CN 'events' since 1979 are shown ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/302511a0
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