NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableAstatine Atomic DataAstatine Strong LinesAstatine Neutral Atom Persistent Lines Astatine Neutral Atom Energy LevelsAstatine Singly Ionized Persistent LinesAstatine Singly Ionized Energy LevelsAstatine References
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Persistent Lines of Neutral Astatine ( At I )

Int.    Wavelength   Aki        Energy          Configuration     Term    J     Line   Aki
           (Å)       (108s-1)   Levels (cm-1)                                   Ref.   Ref.

  800    2162.25                     0.0        6p5               2P°     3/2   M64a   
                                 46233.6 ?      6p4(3P)7s         4P      3/2
 
 1000    2244.01                     0.0        6p5               2P°     3/2   M64a   
                                 44549.3 ?      6p4(3P)7s         4P      5/2

Homepage - IntroductionFinding listSelect element by name.Select element by atomic number.Select element from periodic tableAstatine Atomic DataAstatine Strong LinesAstatine Neutral Atom Persistent Lines Astatine Neutral Atom Energy LevelsAstatine Singly Ionized Persistent LinesAstatine Singly Ionized Energy LevelsAstatine References
Switch to Formatted Version