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Charge and coordination states of iron cations in La1-xMexFeO3-y (Me=Ca, Sr, Ba) prepared by mechanochemical route as related to oxygen reactivity

Published online by Cambridge University Press:  01 February 2011

Lyubov A. Isupova
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
Yurii T. Pavlyukhin
Affiliation:
Institute of Solid State Chemistry SB RAS, ul. Kutateladze, 18, Novosibirsk, Rusia; e-mail: [email protected]
Vladimir A. Rogov
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
Galina M. Alikina
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
Sergei V. Tsybulya
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
Irina S. Yakovleva
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
Vladislav A. Sadykov
Affiliation:
Boreskov Institute of Catalysis SB RAS, Pr. Lavrent'eva 5, Novosibirsk, Russia; e-mail: [email protected]
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Abstract

This work presents results of investigation of the charge and coordination state of Fe cations in La1-xMexFeO3-y perovskites prepared by mechanochemical route by using MÖssbauer spectroscopy as related to bulk oxygen reactivity in H2 or in CH4 temperature-programmed reduction (TPR).

Type
Research Article
Copyright
Copyright © Materials Research Society 2005

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References

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