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Mystery of an interstellar ion

Hydrogen is the most abundant element in the Universe. Its chemistry governs most reactions in space, especially when it is ionized. But the abundance of the H3+ ion is not easy to explain.

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Figure 1: Bridging the gap between theory and experiment.


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Suzor-Weiner , A., Schneider, I. Mystery of an interstellar ion. Nature 412, 871–872 (2001).

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