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NIST Atomic Spectra Database
Ionization Energies Data

Ga (all spectra)
31 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 [2026, October 26]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 Ionization  Energy 
 (cm-1) 
  48 387.634         
  165 465.8           
  247 820             
  510 070             
  [693 700]            
  (909 000)            
  (1 136 000)            
  (1 370 000)            
  (1 702 000)            
  (1 968 000)            
  (2 258 000)            
  (2 573 000)            
  (2 871 000)            
  [3 800 600]            
  [4 103 900]            
  [4 422 400]            
  [4 838 000]            
  [5 162 000]            
  [5 459 500]            
  [6 176 000]            
  [6 511 380]            
  [16 211 900]            
  [17 172 000]            
  [18 215 000]            
  [19 287 000]            
  [20 518 000]            
  [21 640 000]            
  [23 132 400]            
  (24 071 020)            
  (102 404 647)            
  (106 783 792)            
Notes:
a Uncertainty of the listed value is unknown.

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

[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory