The structure of the azide coordinated superoxide dismutase of Propionibacterium shermanii investigated by X-ray structure analysis, extended X-ray absorption fine structure, Mössbauer and electron paramagnetic resonance spectroscopy

1998 ◽  
Vol 275-276 ◽  
pp. 65-72 ◽  
Author(s):  
M. Schmidt ◽  
C. Scherk ◽  
O. Iakovleva ◽  
H.F. Nolting ◽  
B. Meier ◽  
...  
2015 ◽  
Vol 30 (9) ◽  
pp. 2024-2024 ◽  
Author(s):  
Letizia Monico ◽  
Koen Janssens ◽  
Marine Cotte ◽  
Aldo Romani ◽  
Lorenzo Sorace ◽  
...  

Correction for ‘Synchrotron-based X-ray spectromicroscopy and electron paramagnetic resonance spectroscopy to investigate the redox properties of lead chromate pigments under the effect of visible light’ by Letizia Monico et al., J. Anal. At. Spectrom., 2015, 30, 1500–1510.


2015 ◽  
Vol 30 (7) ◽  
pp. 1500-1510 ◽  
Author(s):  
Letizia Monico ◽  
Koen Janssens ◽  
Marine Cotte ◽  
Aldo Romani ◽  
Lorenzo Sorace ◽  
...  

The redox properties of chrome yellows under visible and monochromatic light exposure are studied using UV-vis, SR μ-XRF/μ-XANES and EPR spectroscopies.


Synthesis ◽  
2018 ◽  
Vol 50 (18) ◽  
pp. 3671-3678
Author(s):  
Didier Bourissou ◽  
Amos Rosenthal ◽  
Sonia Mallet-Ladeira ◽  
Ghenwa Bouhadir

Two new P-stabilized boryl radicals [Ph2P(naph)BAr] (Ar = Tip and Ter) have been prepared and characterized by electron paramagnetic resonance spectroscopy. These radicals are persistent for several days in solution at room temperature. The high steric congestion at boron does not prevent radical reactivity. Two different types of dimerization equilibrium have been observed. The structures of the dimers have been unambiguously established by X-ray diffraction crystallography.


1989 ◽  
Vol 03 (17) ◽  
pp. 1319-1325
Author(s):  
TH. LEVENTOURI ◽  
N. GUSKOS ◽  
M. CALAMIOTOU ◽  
O. PAPAGEORGIOU ◽  
S. PARASKEVAS ◽  
...  

We report a study of a low T c phase of the bismuth superconductor. A nominally Bi 4 Sr 2.5 Ca 2.5 Cu 4 O x compound was produced by the solid state reaction method with a T c = 80 K . X-ray diffraction studies show that the structure is very similar to the structure of the 4:3:3:4 composition with indications of small amounts of other phases. Electron paramagnetic resonance spectroscopy gives a strong Cu 2+ signal at temperatures above T c . We make a comparison between the local symmetry of the Cu 2+ ion complexes in this Bi sample and in the Y–Ba–Cu–O superconductor we had studied before.


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