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NIST Atomic Spectra Database
Ionization Energies Data

C (all spectra)
6 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 [2024, December 1]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   El.  name   Isoel.  Seq.   Ground  Shells   Ground  Level   Ionization  Energy 
 (eV) 		 Uncertainty
 (eV) 		  References 
6  Carbon  C  1s22s22p2   3P0    11.2602880                  0.0000011    L20057 
6  Carbon  B  1s22s22p   2P°1/2    24.383143                   0.000012     L22145 
6  Carbon  Be  1s22s2   1S0    47.88778                    0.00025      L876c191 
6  Carbon  Li  1s22s   2S1/2    64.49352                    0.00019      L11667 
6  Carbon  He  1s2   1S0    (392.09056)                   0.00004      L21139 
6  Carbon  H  1s   2S1/2    (489.99320779)                0.00000022   L19200 

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

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