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NIST Atomic Spectra Database
Ionization Energies Data

Ru (all spectra)
44 Data Rows Found 

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2020). NIST Atomic Spectra Database (ver. 5.8), [Online]. Available: https://physics.nist.gov/asd [2021, July 28]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   Ion  Charge   El.  name   Ionization  Energy 
 (eV) 
Uncertaintya 
 (eV) 
 References 
44  Ruthenium    7.36050                 0.00005   L10032 
44  +1  Ruthenium    [16.76]                   0.06      L17219 
44  +2  Ruthenium    [28.47]                     L3466,L17276 
44  +3  Ruthenium    (45.0)                    1.7       L8672c99 
44  +4  Ruthenium    (59.0)                    1.9       L8672c99 
44  +5  Ruthenium    (76.0)                    2.0       L8672c99 
44  +6  Ruthenium    (93.0)                    2.0       L8672c99 
44  +7  Ruthenium    (110.0)                    2.1       L8672c99 
44  +8  Ruthenium    [178.41]                   0.05      L1798 
44  +9  Ruthenium    (198.0)                    2.2       L8672c99 
44  +10  Ruthenium    (219.9)                    2.4       L8672c99 
44  +11  Ruthenium    (245.0)                    2.5       L8672c99 
44  +12  Ruthenium    (271)                      3         L8672c99 
44  +13  Ruthenium    [295.90]                   0.09      L6833 
44  +14  Ruthenium    (348)                      3         L8672c99 
44  +15  Ruthenium    376.25                    0.10      L5953 
44  +16  Ruthenium    (670)                      3         L8672c99 
44  +17  Ruthenium    (723)                      3         L8672c99 
44  +18  Ruthenium    (784)                      3         L8672c99 
44  +19  Ruthenium    (845)                      4         L8672c99 
44  +20  Ruthenium    (905)                      4         L8672c99 
44  +21  Ruthenium    (981)                      4         L8672c99 
44  +22  Ruthenium    (1 048)                      4         L8672c99 
44  +23  Ruthenium    (1 115)                      4         L8672c99 
44  +24  Ruthenium    (1 187)                      4         L8672c99 
44  +25  Ruthenium    (1 253)                      4         L8672c99 
44  +26  Ruthenium    [1 447]                      4         L11770 
44  +27  Ruthenium    [1 506.7]                    1.6       L11770 
44  +28  Ruthenium    [1 577.0]                    2.1       L11770 
44  +29  Ruthenium    [1 659]                      6         L11770 
44  +30  Ruthenium    [1 743]                      4         L11770 
44  +31  Ruthenium    [1 794]                      8         L11770 
44  +32  Ruthenium    [1 949]                      3         L11770 
44  +33  Ruthenium    [2 013.04]                   0.06      L11770 
44  +34  Ruthenium    [4 758]                      3         L11770 
44  +35  Ruthenium    [4 939]                      8         L11770 
44  +36  Ruthenium    [5 136]                      11         L11770 
44  +37  Ruthenium    [5 330]                      40         L11770 
44  +38  Ruthenium    [5 647]                      6         L11770 
44  +39  Ruthenium    [5 861]                      4         L11770 
44  +40  Ruthenium    [6 137]                      6         L11770 
44  +41  Ruthenium    (6 311.721)                  0.019     L16264c99 
44  +42  Ruthenium    (26 229.895)                  0.007     L12128 
44  +43  Ruthenium    (27 033.502)                  0.025     L7188 
Notes:
Uncertainties of some of the listed values are unknown.

If you did not find the data you need, please inform the ASD Team.

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