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National Institute of Standards and Technology NIST Physical Measurement Laboratory
NIST Atomic Spectra Database
Ionization Energies Data

Ag (all spectra)
47 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) 
  61 106.45         
  173 283            
  [280 900]           
  (395 000)           
  (524 000)           
  (661 000)           
  (855 000)           
  (1 008 000)           
  (1 170 000)           
  (1 347 000)           
  (1 516 000)           
  [2 189 500]           
  (2 371 000)           
  (2 589 000)           
  (2 799 000)           
  (3 073 000)           
  [3 294 200]           
  (3 783 000)           
  [4 039 800]           
  (7 138 000)           
  (7 630 000)           
  (8 170 000)           
  (8 727 000)           
  (9 267 000)           
  (9 929 000)           
  (10 550 000)           
  (11 147 000)           
  (11 776 000)           
  (12 381 000)           
  [14 087 000]           
  [14 602 700]           
  [15 228 000]           
  [15 959 000]           
  [16 753 300]           
  [17 190 000]           
  [18 568 400]           
  [19 131 380]           
  [44 829 000]           
  [46 404 000]           
  [48 121 000]           
  [49 761 000]           
  [52 841 000]           
  [54 721 000]           
  [57 121 000]           
  (58 646 970)           
  (242 751 210)           
  (249 755 860)           
Notes:
a Uncertainty of the listed value is unknown.

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

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