ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] The RPA-1 electron electrostatic analyser4 (Fig. 1) on the Giotto spacecraft was designed for measurements of plasma electrons near comet P/Halley (see refs 5-10 for results). Negatively charged ions, however, can also be identified if their thermal and flow speeds are much less than the spacecraft ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/349393a0
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