Electronic structure of hexafluorobenzene by high-resolution vacuum ultraviolet photo-absorption and He(I) photoelectron spectroscopy

2006 ◽  
Vol 328 (1-3) ◽  
pp. 183-189 ◽  
Author(s):  
C. Motch ◽  
A. Giuliani ◽  
J. Delwiche ◽  
P. Limão-Vieira ◽  
N.J. Mason ◽  
...  
2003 ◽  
Vol 802 ◽  
Author(s):  
M. Butterfield ◽  
T. Durakiewicz ◽  
E. Guziewicz ◽  
J. J. Joyce ◽  
D. P. Moore ◽  
...  

AbstractHigh resolution photoelectron spectroscopy (PES) studies were conducted on a δ-phase Plutonium sample cleaned by laser ablation and gas dosed with O2 and H2. The measurements were made with an instrument resolution of 60 meV and with the sample at 77 K. The PES data strongly support a model with Pu2O3 growth on the metal and then PuO2 growth on the Pu2O3 layer at this temperature. In vacuum, the PuO2 reduces to Pu2O3 at room temperature with a pressure of 6×10−11 Torr. In the case of H2 dosing the hydrogen appears to penetrate the surface and disrupt the valence band as evidenced by a drop in intensity of the peak at EF which is not accompanied by a drop in the main 5f manifold at ∼2eV.


Helium 584 Å radiation produces photoeleetron spectra from water and deuterium oxide, which show extensive vibrational fine structure. The results are discussed in terms of the electronic structure of the molecule, and the bonding characteristics of the various molecular orbitals. Water is inferred to have only three configurationally distinct ionization potentials smaller than 21.22 eV.


2006 ◽  
Vol 125 (13) ◽  
pp. 133202 ◽  
Author(s):  
Vasiliy Goncharov ◽  
Leonid A. Kaledin ◽  
Michael C. Heaven

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