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NIST Atomic Spectra Database
Ionization Energies Data

Yb (all spectra)
70 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) 
  50 443.2          
  98 231.75         
  [202 070]           
  [351 740]           
  [528 900]           
  (800 000)           
  (946 000)           
  (1 092 000)           
  (1 314 000)           
  (1 471 000)           
  (1 683 000)           
  (1 970 000)           
  (2 250 000)           
  (2 427 000)           
  (2 610 000)           
  (2 900 000)           
  (3 190 000)           
  (3 480 000)           
  (3 780 000)           
  (4 070 000)           
  (4 370 000)           
  (4 670 000)           
  (4 960 000)           
  (5 250 000)           
  (7 114 000)           
  (7 453 000)           
  (7 832 000)           
  (8 219 000)           
  (8 590 000)           
  (8 985 000)           
  (9 477 000)           
  (9 872 000)           
  (10 284 000)           
  (10 679 000)           
  (12 227 000)           
  (12 615 000)           
  (13 050 000)           
  (13 456 000)           
  (14 432 000)           
  (14 881 000)           
  (15 954 000)           
  [16 425 000]           
  (27 770 000)           
  (28 673 000)           
  (29 657 000)           
  (30 689 000)           
  (31 690 000)           
  (32 674 000)           
  (34 182 000)           
  (35 198 000)           
  (36 311 000)           
  (37 343 000)           
  (40 231 000)           
  (41 142 000)           
  (42 134 000)           
  (43 062 000)           
  (46 224 000)           
  (47 264 000)           
  (49 289 000)           
  (50 297 000)           
  (111 175 000)           
  (113 668 000)           
  (116 426 000)           
  (118 983 000)           
  (130 589 000)           
  (133 662 000)           
  (137 518 000)           
  (140 061 700)           
  (565 580 500)           
  (577 288 300)           
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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