Answers are grounded in this paper and cite their sources.
We have found a new region of absorption by saturated cesium vapor in the infrared region of the spectrum (1.25–2.5 μ). Most likely candidates for this infrared absorption are cesium dimers in the repulsive triplet state (x 3Σ+u) and higher polymers of cesium (Cs3, Cs4,...).
No takes yet. Share an insight, caveat, or question.
Zouboulis et al. (1980) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: