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NIST Atomic Spectra Database
Ionization Energies Data

Pb (all spectra)
82 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) 
  59 819.558         
  121 245.28          
  257 592             
  341 435.1           
  [555 000]            
  (669 000)            
  (807 000)            
  (968 000)            
  (1 113 000)            
  (1 274 000)            
  (1 468 000)            
  (1 637 000)            
  (1 807 000)            
  [1 977 000]            
  [2 727 000]            
  (3 014 000)            
  (3 231 000)            
  (3 448 000)            
  (3 852 000)            
  (4 090 000)            
  (4 610 000)            
  (4 950 000)            
  (5 210 000)            
  (5 600 000)            
  (6 080 000)            
  (6 567 000)            
  (7 050 000)            
  (7 530 000)            
  (8 010 000)            
  (8 490 000)            
  (9 020 000)            
  (9 510 000)            
  (10 000 000)            
  (10 500 000)            
  (11 000 000)            
  (11 500 000)            
  (13 744 000)            
  (14 195 000)            
  (14 671 000)            
  (15 195 000)            
  (15 687 000)            
  (16 163 000)            
  (16 946 000)            
  (17 446 000)            
  (17 986 000)            
  (18 486 000)            
  (20 511 000)            
  (21 011 000)            
  (21 543 000)            
  (22 059 000)            
  (23 914 000)            
  (24 487 000)            
  (25 898 000)            
  [26 472 000]            
  (43 667 000)            
  (44 804 000)            
  (45 998 000)            
  (47 280 000)            
  (48 514 000)            
  (49 700 000)            
  (51 958 000)            
  (53 208 000)            
  (54 580 000)            
  (55 846 000)            
  (59 379 000)            
  (60 484 000)            
  (61 693 000)            
  (62 814 000)            
  (68 702 000)            
  (70 009 000)            
  (72 574 000)            
  (73 808 000)            
  (158 036 000)            
  (161 029 000)            
  (164 344 000)            
  (167 400 000)            
  (189 234 000)            
  (193 097 000)            
  (197 993 000)            
  (201 140 000)            
  (802 455 500)            
  (817 335 600)            
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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