ExoAtom

This is the development version of ExoAtom.

Search for species using terms such as Al, Cr+ or W+, or select an element from the periodic table below.

Cu21+: NIST Data Set version 20260813

Cu XXII

Max temperature: 6000.0 K

This data collection is critically evaluated and recommended for accuracy.

Cu_p21__NIST.adef.json [2.2 KB]

Metadata definition file for Cu+21 from the NIST dataset.

Cu_p21__NIST.pf [146.5 KB]

Partition function for Cu+21 from the NIST dataset.

  • Max temperature: 6000 K
Cu_p21__NIST.states [1.4 KB]

Energy levels for Cu+21 from the NIST dataset.

  • Number of states: 10
  • Max energy: 2546610.0 cm-1
Cu_p21__NIST.trans [106 bytes]

Transitions for Cu+21 from the NIST dataset.

  • Number of transitions: 2
  • Max wavenumber: 238100.0 cm-1