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K-shell photoabsorption of theN2molecule

Chen, C. T., Ma, Y., Sette, F.·1989·Physical Review A

Abstract

The K-shell photoabsorption spectrum of the ${\mathrm{N}}_{2}$ molecule, recorded with unprecedented energy resolution and statistical accuracy, reveals several new Rydberg transitions and double-excitation states. The nearly identical term values, vibrational frequencies and internuclear separations of the 1s-excited states of ${\mathrm{N}}_{2}$ and of the 2\ensuremath{\pi}-excited states of NO, allow for a complete peak assignment for the ${\mathrm{N}}_{2}$ Rydberg series and strongly support both the core-hole localization picture and equivalent-core model. Subtle differences are related to the final-state charge distribution in the vicinity of the nuclei and to the bonding character of the valence orbitals.

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Metadata

Authors
Chen, C. T., Ma, Y., & Sette, F.
Venue
Physical Review A
Published
1989-12-01
Volume
40
Issue
11
Pages
6737-6740
ISSN
0556-2791 (ISSN-L)
OpenAlex
W2065861873
Cited by
276
References
0
FWCI
16.54
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: K-shell photoabsorption of theN2molecule. https://app.cochat.ai/papers/10.1103/physreva.40.6737
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Chen, C. T., Ma, Y., & Sette, F. (1989). K-shell photoabsorption of theN2molecule. Physical Review A. https://doi.org/10.1103/physreva.40.6737

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