Comparison of the Characteristic Energy Losses of Electrons with the Fine Structure of the X-Ray Absorption Spectra

1956 ◽  
Vol 101 (5) ◽  
pp. 1460-1467 ◽  
Author(s):  
Lewis B. Leder ◽  
H. Mendlowitz ◽  
L. Marton

1997 ◽  
Vol 11 (16n17) ◽  
pp. 745-748 ◽  
Author(s):  
Rebekah Min-Fang Hsu ◽  
Kai-Jan Lin ◽  
Cheng Tien ◽  
Lin-Yan Jang

X-ray absorption fine structure XAFS spectroscopy has been used to determine the valence system for the Fe atom in ilmenite, FeTiO3 . This is the first XAFS data in FeTiO3 to our knowledge. The α- Fe2O3 data served as the standard in determining the ionization of the Fe atom in FeTiO3 . Observation of intensity and k-space are consistent. There was no evidence of mixed valence on comparing the FeTiO3 near edge X-ray absorption spectrum with α- Fe2O3 data. The absorption spectra suggest that iron is in the trivalent state in ilmenite.



1979 ◽  
Vol 20 (2) ◽  
pp. 170-175 ◽  
Author(s):  
A. V. Kondratenko ◽  
L. N. Mazalov ◽  
K. M. Neiman


1970 ◽  
Vol 2 (5) ◽  
pp. 1317-1323 ◽  
Author(s):  
Joseph Perel ◽  
Richard D. Deslattes




2002 ◽  
Vol 09 (01) ◽  
pp. 159-164 ◽  
Author(s):  
K. C. PRINCE ◽  
R. RICHTER ◽  
M. DE SIMONE ◽  
M. CORENO

We report the Near Edge X-ray Absorption Fine Structure Spectra (NEXAFS) of a series of oxygen-containing organic molecules, namely formaldehyde, acetaldehyde, acetone, formic acid, methanol and dimethyl ether (DME), measured with high resolution at the carbon and oxygen edges. A vibrational progression has been observed at the oxygen 1s → π* resonance of formaldehyde, indicating that this state is bound with an excited state C=O stretching frequency of 136 meV. The spectra are compared with previous measurements and the applicability of the chromophore concept is tested for the functional groups present in these molecules.



1980 ◽  
Vol 20 (4) ◽  
pp. 648-649
Author(s):  
V. M. Chermashentsev ◽  
L. N. Mazalov


1932 ◽  
Vol 214 (5) ◽  
pp. 569-584 ◽  
Author(s):  
J.D. Hanawalt


2013 ◽  
Vol 31 (3) ◽  
pp. 031405 ◽  
Author(s):  
Mladen Petravic ◽  
Robert Peter ◽  
Marijana Varasanec ◽  
Lu Hua Li ◽  
Ying Chen ◽  
...  


2001 ◽  
Vol 226 (1) ◽  
pp. 203-217 ◽  
Author(s):  
R.V. Vedrinskii ◽  
V.L. Kraizman ◽  
A.A. Novakovich ◽  
Sh.M. Elyafi ◽  
S. Bocharov ◽  
...  


1979 ◽  
Vol 20 (2) ◽  
pp. 175-180 ◽  
Author(s):  
V. M. Chermashentsev ◽  
L. N. Mazalov ◽  
F. Kh. Gel'mukhanov


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