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NIST Atomic Spectra Database
Ionization Energies Data

Dy (all spectra)
66 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) 
  47 901.76         
  [93 940]           
  [184 620]           
  [332 540]           
  [500 700]           
  (752 000)           
  (890 000)           
  (1 026 000)           
  (1 228 000)           
  (1 375 000)           
  (1 550 000)           
  (1 807 000)           
  (2 090 000)           
  (2 250 000)           
  (2 420 000)           
  (2 680 000)           
  (2 950 000)           
  (3 220 000)           
  (3 480 000)           
  (3 750 000)           
  (5 356 000)           
  (5 662 000)           
  (5 993 000)           
  (6 340 000)           
  (6 670 000)           
  (7 033 000)           
  (7 453 000)           
  (7 816 000)           
  (8 178 000)           
  (8 541 000)           
  (9 937 000)           
  (10 284 000)           
  (10 687 000)           
  (11 058 000)           
  (11 840 000)           
  (12 260 000)           
  (13 211 000)           
  [13 644 800]           
  (23 245 000)           
  (24 092 000)           
  (24 987 000)           
  (25 947 000)           
  (26 866 000)           
  (27 786 000)           
  (29 092 000)           
  (30 044 000)           
  (31 068 000)           
  (32 020 000)           
  (34 706 000)           
  (35 545 000)           
  (36 480 000)           
  (37 335 000)           
  (39 884 000)           
  (40 860 000)           
  (42 715 000)           
  (43 651 000)           
  (97 440 000)           
  (99 771 000)           
  (102 352 000)           
  (104 739 000)           
  (114 079 000)           
  (116 910 000)           
  (120 467 000)           
  (122 822 600)           
  (497 939 420)           
  (508 719 900)           
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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