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Physical Measurement Laboratory

Electronic Potential Energy Curves of the Mg2 Excited Σ and Π States

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Figure 1

Figure 1. Potential energy curve for the excited valence states of Mg2. The dashed portions of the 1Πg and 2 1Σg+ curves indicate regions that have not been investigated directly, but are estimated by joining known short-range and long-range behavior.

NIST Electronic potential energy curve tables

Reference

 

Figure 2

Figure 2. Excited triplet and singlet potential curves of the Mg2 dimer dissociating to 3P + 1S and 1P + 1S asymptotics as a function of internuclear separation obtained by ab initio complete-active-space and coupled-cluster method.

Molecular constants

Reference

Atomic / molecular / quantum and Reference data
Created November 2, 2015, Updated August 18, 2025
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