Zeeman spectra of the Ã 1Au←X̃ 1Ag transition of trans-glyoxal studied by Doppler-free two-photon fluorescence excitation spectroscopy

作者: Masatoshi Misono , Jin Guo Wang , Hajime Katô , Masaaki Baba

DOI: 10.1063/1.1554734

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摘要: Doppler-free two-photon fluorescence excitation spectra of the A 1Au(v7′=1)←X 1Ag(v″=0) transition trans-glyoxal were measured by propagating a laser beam either polarized parallel (π pump) or perpendicular (σ to magnetic field 6 T. π pump and σ dependence Zeeman Q(K)Q(J=6) lines for K=0–6 was measured. Intensities components Q(6)Q(6) observed have maxima at high low wave number ends minimum middle pump, minima maximum pump. By comparing calculated patterns spectra, it became clear that tensor M00 is dominant effective intermediate state 1 1Bu(ππ*). K Q(K)Q(J=15) measured, splittings increase proportionally K2. J Q(K=J)Q(J) J=...

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