Storage-ring measurement of the hyperfine induced 2s2p 3P0 → 2s2 1S0 transition rate in berylliumlike sulfur

28th International Conference on Photonic, Electronic and Atomic Collisions

Schippers, S.^1 ; Bernhardt, D.^1 ; Grieser, M.^2 ; Hahn, M.^4 ; Krantz, C.^2 ; Lestinsky, M.^3 ; Müller, A.^1 ; Novotný, O.^4 ; Repnow, R.^2 ; Savin, D.W.^4 ; Wolf, A.^2

Institut für Atom-und Molekülphysik, Justus-Liebig-Universität Giessen, Giessen

35392, Germany^1

Max-Planck-Institut für Kernphysik, Heidelberg

69117, Germany^2

GSI Helmholtzzentrum für Schwerionenforschung MbH, Darmstadt

64291, Germany^3

Columbia Astrophysics Laboratory, Columbia University, NY

10027, United States^4

关键词: Electron-ion recombinations;    Heavy-ion storage ring;    Hyperfines;    Measured values;    Theoretical calculations;    Transition rates;   

Others  :  https://iopscience.iop.org/article/10.1088/1742-6596/488/6/062016/pdf
DOI  :  10.1088/1742-6596/488/6/062016

来源: IOP

【 摘 要 】

The hyperfine induced 2s2p3P0→ 2s21S0transition rate in Be-like33S12+has been measured employing electron-ion recombination spectroscopy at a heavy-ion storage ring. The measured value of 0.094(4) s-1is in excellent agreement with the results of the most recent theoretical calculations.