Broadband IR spectrum of CCH+ reveals strong Renner-Teller and pseudo-Jahn-Teller mixing between 3Π and 3Σ- states, with couplings large enough that zero-point bending motion disrupts the vibronic structure.
Approximate treatment of higher e xcitations in coupled-cluster theory
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
physics.chem-ph 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Experimental proof of strong $\Pi$-$\Sigma$ mixing in the Renner-Teller and Pseudo-Jahn-Teller affected CCH$^+$ ($^3\Pi$) ion
Broadband IR spectrum of CCH+ reveals strong Renner-Teller and pseudo-Jahn-Teller mixing between 3Π and 3Σ- states, with couplings large enough that zero-point bending motion disrupts the vibronic structure.