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Earth, Planets and Space
Fig. 2 | Earth, Planets and Space

Fig. 2

From: The GAs Extraction and Analyses system (GAEA) for immediate extraction and measurements of volatiles in the Hayabusa2 sample container

Fig. 2

Gas sampling interface and needle for the Hayabusa2 gas collection with the Keyhole System (HAWKS). a Cross section of the Hayabusa2 sample container (after Okazaki et al. 2017); b photograph for the gas-sampling interface of a dummy container; c dimension for the gas-sampling interface at the bottom of the sample container, where the metal filter adopted here is Swagelok SS-4-VCR-2-.5 M (made of SS (stainless steel) 316 and the defined pore size is 0.5–2 μm), and d schematic drawing of the needle that we used for the actual operation at Woomera. The numbers are the sizes given in millimeters

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