Identifying valency and occupation sites of Ir dopants in antiferromagnetic α-Fe2O3 thin films with X-ray absorption fine structure and Mössbauer spectroscopy

2019 ◽  
Vol 125 (11) ◽  
pp. 113903 ◽  
Author(s):  
Tomohiro Nozaki ◽  
Satya Prakash Pati ◽  
Yohei Shiokawa ◽  
Motohiro Suzuki ◽  
Toshiaki Ina ◽  
...  
1998 ◽  
Vol 12 (11) ◽  
pp. 413-418 ◽  
Author(s):  
Frank J. Berry ◽  
Alberto Bohorquez ◽  
Julia Mcmanus ◽  
Paul Wynn ◽  
Robert Bilsborrow

The recent report1 that the Fe K-edge X-ray absorption fine structure (XAFS) recorded from FeTiO 3 are best interpreted in terms of the presence of Fe 3+ is erroneous. The X-ray absorption near edge structure recorded at both the Fe K- and Ti K-edges are consistent with the presence of Fe 2+ and Ti 4+. The results are endorsed by 57 Fe Mössbauer spectroscopy. The compound FeTiO 3 is accurately formulated as Fe 2+ Ti 4+ O 3.


2000 ◽  
Vol 454-456 ◽  
pp. 723-728 ◽  
Author(s):  
H. Magnan ◽  
P. Le Fèvre ◽  
A. Midoir ◽  
D. Chandesris ◽  
H. Jaffrès ◽  
...  

1988 ◽  
Vol 71 (11) ◽  
pp. 948-955 ◽  
Author(s):  
ALAIN E. KALOYEROS ◽  
WENDELL S. WILLIAMS ◽  
RICHARD B. RIZK ◽  
FREDERICK C. BROWN ◽  
ALEX E. GREENE

2013 ◽  
Author(s):  
Ankush Vij ◽  
Amanpal Singh ◽  
Ravi Kumar ◽  
Sanjeev Gautam ◽  
Dinesh Kumar ◽  
...  

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