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NIST Atomic Spectra Database
Ionization Energies Data

Sc (all spectra)
21 Data Rows Found 
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, April 19]. 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) 		 Uncertainty
 (eV) 		  References 
21  0  Scandium    6.56149                  0.00006    L7185,L2110 
21  +1  Scandium    12.79977                  0.00025    L7185,L5141 
21  +2  Scandium    24.756839                 0.000012   L1891,L7185 
21  +3  Scandium    73.4894                   0.0004     L7185,L2826 
21  +4  Scandium    [91.95]                    0.03       L11770 
21  +5  Scandium    [110.68]                    0.05       L7185 
21  +6  Scandium    [137.99]                    0.25       L7185 
21  +7  Scandium    [158.08]                    0.25       L7185 
21  +8  Scandium    180.03                     0.12       L7185 
21  +9  Scandium    [225.18]                    0.05       L7185 
21  +10  Scandium    [249.798]                   0.005      L10106 
21  +11  Scandium    687.36                     0.12       L7185 
21  +12  Scandium    [757.7]                     1.0        L11770 
21  +13  Scandium    [833.2]                     1.4        L11770 
21  +14  Scandium    [926.5]                     0.7        L11770 
21  +15  Scandium    [1 008.6]                     0.4        L11770 
21  +16  Scandium    [1 093.5]                     0.4        L11770 
21  +17  Scandium    [1 213.1]                     0.4        L11770 
21  +18  Scandium    (1 287.957)                   0.007      L16264c99 
21  +19  Scandium    (5 674.9036)                  0.0004     L21139 
21  +20  Scandium    (6 033.75643)                 0.00009    L19200 

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