X-ray diffraction and 57Fe Mössbauer spectroscopy studies of delafossite AgFeO2 prepared by co-precipitation method
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- 作者：Karolina Siedliskaa ; Tomasz Pikulab ; Zbigniew Surowiecc ; Dariusz Chocykd ; Elżbieta Jartychb ; e.jartych@pollub.pl" class="auth_mail" title="E-mail the corresponding author
- 关键词：Delafossite ; Co-precipitation ; Hyperfine interactions ; Mö ; ssbauer spectroscopy
- 刊名：Journal of Alloys and Compounds
- 出版年：2017
- 出版时间：5 January 2017
- 年：2017
- 卷：690
- 期：Complete
- 页码：182-188
- 全文大小：1561 K
文摘
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Pure delafossite AgFeO2 prepared by co-precipitation method.
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57Fe Mössbauer spectroscopy studies performed at room and low temperatures.
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Structural polytypes rhombohedral and hexagonal recognized by X-ray diffraction.
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Transition from paramagnetic to magnetic ordering seen by Mössbauer spectroscopy.
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Decrease of average hyperfine magnetic field observed with increase of temperature.
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