Multiphoton ionisation spectroscopy of ethyl iodide and deuteriated ethyl iodide in the region of the 6s Rydberg transitions. Evidence of molecular field splitting of spin–orbit degenerate states

1995 ◽  
Vol 91 (18) ◽  
pp. 3083-3088 ◽  
Author(s):  
Eoin Lane ◽  
Paul Brint ◽  
Mary Tziraki ◽  
Stelios Couris
2007 ◽  
Vol 85 (10) ◽  
pp. 690-694 ◽  
Author(s):  
Y F Hu ◽  
L Zuin ◽  
R Püttner

High-resolution photoabsorption spectra of P 2s and 2p levels of PF5 are reported. Fine structure, due to spin-orbit and ligand field splittings together with strong vibrational progression, is resolved in the Rydberg region of the P 2p spectrum. A ligand field splitting of 31 meV for the 2p3/2 orbital is obtained from the fit of the Rydberg transitions. The Franck–Condon fit analysis revealed that the vibrational progression of the higher Rydberg states is different from that of the valence-Rydberg mixed 4s state. In particular, we derived a decrease in P–F bond distances of 12 and 28 pm for the 4s valence-Rydberg mixed state and the high nl Rydberg states, respectively. The natural linewidths of the P 2p levels were determined to be 55 meV.Key words: PF5, Rydberg state, vibrational, ligand field splitting, photoabsorption.


2018 ◽  
Vol 112 (7) ◽  
pp. 071903 ◽  
Author(s):  
Nicolas Chauvin ◽  
Amaury Mavel ◽  
Ali Jaffal ◽  
Gilles Patriarche ◽  
Michel Gendry

1972 ◽  
Vol 27 (7) ◽  
pp. 1082-1093
Author(s):  
R Krieger ◽  
J Voitländer

AbstractThe zero-field splitting and g-values of manganocene and chromocene have been calculated. The wave functions were obtained by means of a self-consistent charge extended Huckel method. The calculated values g||=2.0034 and g⊥ = 2.0033 of manganocene agree fairly well with the experi­mental results obtained from ESR measurements. The very large computed zero-field splitting D= -0.24 cm-1 explains that there has been observed only one ESR transition though mangano­cene is in a spin-5/2 state. For chromocene no ESR transition has been found until now. We therefore studied the splitting of the orbitally degenerate ground state by the combined action of spin-orbit coupling and low-symmetry perturbation. The predicted splitting is strongly dependent on the magnitude of the rhombic distortion compared to the spin-orbit interaction. The g-values are highly anisotropic, with g|| =2.49 and g⊥ =1.97


2014 ◽  
Vol 16 (19) ◽  
pp. 9171-9181 ◽  
Author(s):  
Kenji Sugisaki ◽  
Kazuo Toyota ◽  
Kazunobu Sato ◽  
Daisuke Shiomi ◽  
Masahiro Kitagawa ◽  
...  

The CASSCF and hybrid CASSCF–MRMP2 methods reproduce the ZFS tensors of spin-septet 2,4,6-trinitrenopyridines, focusing on the heavy atom effects on the spin–orbit terms of the tensors.


2011 ◽  
Vol 13 (15) ◽  
pp. 6970 ◽  
Author(s):  
Kenji Sugisaki ◽  
Kazuo Toyota ◽  
Kazunobu Sato ◽  
Daisuke Shiomi ◽  
Masahiro Kitagawa ◽  
...  

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