Magnetization Measurements and ^<57>Fe Mossbauer Studies of LaNi_<1-x>Fe_xO_3 (0.0≤x≤0.2)
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概要
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Magv'>etizatiomt measurentents autd "Fe M5ssbauer study of LaNi. .Fe.03(0<,v<0.2) were unade. Teutaperature itadepeuadettt susceptibility of Latin.increases with Fe substitutjomt. At higlt temperatures, the i?tcremeuct of the sus-ceptibility due to Fe, obeys the Curie-Weiss law, witlt 7t..j of 4 7t./Fc. At lowtemperatttres, a snaall aztvouuat of rema?aeutt magtaetizatiota appears atcd theM6ssbatuer spectra show hyperfine t?aagnetjc sp]itti?ags;. The value of H,.. (':400k0e) extrapolated to 0 K autd tltat of IS (:0.34 11111/6;) are coutsiderably smallerChart tlae typical 01108 for Fe" i?a octahedral sites j?a iotv ic oxides. The ?vtagzaetjca]lyo?'dered pJaase at low temperatures seems to be a spi?t??g]ass or a mjctomagraet inwhich Fe" naome?ats are frozett, coupled by long f.llL11}gC exchauage ixtteractioxas inaddjtjon to the nearest ?teighbor superexchaxcge ivatex=actioxts.
- 社団法人日本物理学会の論文
- 1980-07-15
著者
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Asai Kichizo
The Institute Of Physical And Chemical Research (riken)
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Asai Kichizo
The Institute Of Physical And Chemical Research
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SEKIZAWA Hisashi
The Institute of Physical and Chemical Research
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Sekizawa Hisashi
The Institute Of Physic And Chemical Research
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