[skip navigation]
[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory
National Institute of Standards and Technology NIST Physical Measurement Laboratory
NIST Atomic Spectra Database
Ionization Energies Data

Tc (all spectra)
43 Data Rows Found 

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2020). NIST Atomic Spectra Database (ver. 5.8), [Online]. Available: https://physics.nist.gov/asd [2020, December 2]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

 At. Num.   Ion  Charge   El.  name   Ionization  Energy 
 (eV) 
Uncertaintya 
 (eV) 
 References 
43  Technetium    7.11938                 0.00003   L15237 
43  +1  Technetium    [15.26]                     L3466,L17503 
43  +2  Technetium    [29.55]                     L17276 
43  +3  Technetium    (41.0)                    1.7       L8672c99 
43  +4  Technetium    (57.0)                    1.9       L8672c99 
43  +5  Technetium    (72.0)                    2.0       L8672c99 
43  +6  Technetium    (88.0)                    2.0       L8672c99 
43  +7  Technetium    (150.0)                    2.1       L8672c99 
43  +8  Technetium    (169.0)                    2.2       L8672c99 
43  +9  Technetium    (189.9)                    2.2       L8672c99 
43  +10  Technetium    (214.0)                    2.4       L8672c99 
43  +11  Technetium    (239.0)                    2.5       L8672c99 
43  +12  Technetium    [262.08]                   0.12      L6833 
43  +13  Technetium    (311)                      3         L8672c99 
43  +14  Technetium    [338.55]                   0.17      L10278 
43  +15  Technetium    (604)                      3         L8672c99 
43  +16  Technetium    (655)                      3         L8672c99 
43  +17  Technetium    (713)                      3         L8672c99 
43  +18  Technetium    (773)                      3         L8672c99 
43  +19  Technetium    (829)                      4         L8672c99 
43  +20  Technetium    (904)                      4         L8672c99 
43  +21  Technetium    (968)                      4         L8672c99 
43  +22  Technetium    (1 032)                      4         L8672c99 
43  +23  Technetium    (1 102)                      4         L8672c99 
43  +24  Technetium    (1 166)                      4         L8672c99 
43  +25  Technetium    [1 354]                      4         L11770 
43  +26  Technetium    [1 411.6]                    1.5       L11770 
43  +27  Technetium    [1 479.5]                    2.0       L11770 
43  +28  Technetium    [1 559]                      6         L11770 
43  +29  Technetium    [1 638]                      4         L11770 
43  +30  Technetium    [1 689]                      8         L11770 
43  +31  Technetium    [1 838]                      3         L11770 
43  +32  Technetium    [1 900.28]                   0.06      L11770 
43  +33  Technetium    [4 505.0]                    2.5       L11770 
43  +34  Technetium    [4 681]                      8         L11770 
43  +35  Technetium    [4 874]                      10         L11770 
43  +36  Technetium    [5 060]                      40         L11770 
43  +37  Technetium    [5 361]                      6         L11770 
43  +38  Technetium    [5 570]                      4         L11770 
43  +39  Technetium    [5 838]                      6         L11770 
43  +40  Technetium    (6 008.391)                  0.017     L16264c99 
43  +41  Technetium    (25 004.533)                  0.017     L12128 
43  +42  Technetium    (25 786.990)                  0.025     L7188 
Notes:
Uncertainties of some of the listed values are 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