Dissociative recombination and excitation of H-3(+)

Jensen, MJ;Pedersen, HB;Safvan, CP;Seiersen, K;Andersen, LH;et.al.
(2001) Physical review. A, Atomic, molecular, and optical physics —

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  • Jensen, MJ
    Author
  • Pedersen, HB
    Author
  • Safvan, CP
    Author
  • Seiersen, K
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  • Andersen, LH
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Abstract
Using the ASTRID heavy-ion storage ring, absolute cross sections for dissociative recombination and dissociative excitation of vibrationally cold H-3(+) have been measured as a function of energy in the region E=0-34 eV. A thermal rate coefficient for dissociative recombination of (1.0 +/- 0.2) x 10(-7) cm(3) s(-1) at 300 K was obtained from cross sections at low energy. At high energy, capture into a group of doubly excited states of H-3 gives rise to resonances in the dissociative recombination as well as in the dissociative excitation cross sections.
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Jensen, M., Pedersen, H., Safvan, C., Seiersen, K., Urbain, X., & Andersen, L. (2001). Dissociative recombination and excitation of H-3(+). Physical review. A, Atomic, molecular, and optical physics. https://hdl.handle.net/2078.5/21986