Detection of 4 He in stratospheric particles gives evidence of extraterrestrial origin
RAJAN, R. S. ; BROWNLEE, D. E. ; TOMANDL, D. ; HODGE, P. W. ; FARRAR, HARRY ; BRITTEN, R. A.
[s.l.] : Nature Publishing Group
Published 1977
[s.l.] : Nature Publishing Group
Published 1977
| ISSN: |
1476-4687
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| Source: |
Nature Archives 1869 - 2009
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| Topics: |
Biology
Chemistry and Pharmacology
Medicine
Natural Sciences in General
Physics
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| Notes: |
[Auszug] The particles were collected by an inertial impaction collector attached to a NASA U-2 aircraft flown at 20km. The collector consisted of a 20-cm2 oil-coated collection surface which was rammed through ambient air at the aircraft's cruise speed of 200 m s'. With the exception of aluminium oxide, a ...
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| Type of Medium: |
Electronic Resource
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| URL: |