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NIST Atomic Spectra Database
Ionization Energies Data

B (all spectra)
5 Data Rows Found 

Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, May 3]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
 

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At. num | El. Name | Isoel. Seq. | Ground Shells | Ground Level |        Ionization Energy (eV)        |   Uncertainty (eV)   | References
--------|----------|-------------|---------------|--------------|--------------------------------------|----------------------|-----------
      5 | Boron    | B           | 1s2.2s2.2p    | 2P*<1/2>     |             8.298019                 |          0.000003    |    L12312
      5 | Boron    | Be          | 1s2.2s2       | 1S0          |            25.15483                  |          0.00005     |    L12120
      5 | Boron    | Li          | 1s2.2s        | 2S<1/2>      |            37.93059                  |          0.00007     |    L12547
      5 | Boron    | He          | 1s2           | 1S0          |          (259.374379)                |          0.000009    |    L10054
      5 | Boron    | H           | 1s            | 2S<1/2>      |          (340.2260225)               |          0.0000006   |    L19200
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[ASD Home][Lines Query][Levels Query][List of Spectra][Ground States and Ionization Energies][Bibliography][Help] NIST Physical Measurement Laboratory