NIST Atomic Spectra Database Ionization Energies Data
Ar (all spectra) |
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 4]. 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 (a) | Ground Level | Ionization Energy (eV) | Uncertainty (eV) | References --------|----------|-------------|-------------------|--------------|--------------------------------------|----------------------|----------- 18 | Argon | Ar | [Ne].3s2.3p6 | 1S0 | 15.7596119 | 0.0000005 | L9217 18 | Argon | Cl | [Ne].3s2.3p5 | 2P*<3/2> | 27.62967 | 0.00012 | L8844 18 | Argon | S | [Ne].3s2.3p4 | 3P<2> | [40.735] | 0.012 | L8114 18 | Argon | P | [Ne].3s2.3p3 | 4S*<3/2> | [59.58] | 0.18 | L11770 18 | Argon | Si | [Ne].3s2.3p2 | 3P0 | [74.84] | 0.17 | L11770 18 | Argon | Al | [Ne].3s2.3p | 2P*<1/2> | 91.290 | 0.010 | L12277 18 | Argon | Mg | [Ne].3s2 | 1S0 | [124.41] | 0.06 | L11770 18 | Argon | Na | [Ne].3s | 2S<1/2> | [143.4567] | 0.0012 | L4344 18 | Argon | Ne | 1s2.2s2.2p6 | 1S0 | [422.60] | 0.06 | L11770 18 | Argon | F | 1s2.2s2.2p5 | 2P*<3/2> | [479.76] | 0.12 | L11242c99 18 | Argon | O | 1s2.2s2.2p4 | 3P<2> | [540.4] | 0.6 | L11770 18 | Argon | N | 1s2.2s2.2p3 | 4S*<3/2> | [619.0] | 0.4 | L11770 18 | Argon | C | 1s2.2s2.2p2 | 3P0 | [685.5] | 0.3 | L11770 18 | Argon | B | 1s2.2s2.2p | 2P*<1/2> | [755.13] | 0.22 | L11770 18 | Argon | Be | 1s2.2s2 | 1S0 | [855.5] | 0.3 | L11770 18 | Argon | Li | 1s2.2s | 2S<1/2> | (918.375) | 0.007 | L16264c99 18 | Argon | He | 1s2 | 1S0 | (4120.66559) | 0.00022 | L21139 18 | Argon | H | 1s | 2S<1/2> | (4426.22407) | 0.00004 | L19200 ---------------------------------------------------------------------------------------------------------------------------------------------- Notes: (a) Designations used in the ground shell lists: [Ne] = 1s2.2s2.2p6
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