Abstract
For the first time, the method of collecting impinging atoms in pretreated foil surfaces during exposure from a spacecraft allowed to detect in the laboratory, after retrieval of the foils,4He gas of interstellar origin in the expected concentration.
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BÜhler, F., Bassi, M., Bochsler, P. et al. First Detection of 4He in a Sample of Interstellar Neutral Gas Collected Onboard Mir Station. Astrophysics and Space Science 274, 19–24 (2000). https://doi.org/10.1023/A:1026558814412
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DOI: https://doi.org/10.1023/A:1026558814412