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NIST Atomic Spectra Database
Ionization Energies Data

N (all spectra)
7 Data Rows Found 
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2024). NIST Atomic Spectra Database (ver. 5.12), [Online]. Available: https://physics.nist.gov/asd [2025, July 4]. 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 
7  0  Nitrogen    14.53413                   0.00004     L1411 
7  +1  Nitrogen    [29.60125]                  0.00009     L11770 
7  +2  Nitrogen    [47.4453]                   0.0025      L11770 
7  +3  Nitrogen    77.4735                    0.0004      L7288,L876 
7  +4  Nitrogen    97.8901                    0.0004      L4829 
7  +5  Nitrogen    (552.06741)                  0.00008     L21139 
7  +6  Nitrogen    (667.0461377)                0.0000007   L19200 

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