论文标题

$α$ -FE $ _2 $ o $ $ _3 $升至其Néel温度

Antiferromagnetic resonance in $α$-Fe$_2$O$_3$ up to its Néel temperature

论文作者

Białek, M., Zhang, J., Yu, H., Ansermet, J. -Ph.

论文摘要

hematite($α$ -fe $ _2 $ o $ _3 $)是一种抗铁磁材料,具有非常低的自旋阻尼和较高的néel温度。在0.19-0.5 THz的频率范围内,抗铁磁共振在赤铁矿的大量单晶中的温度依赖性是从室温到Néel温度的。从这些数据中,Néel温度估计为966K。

Hematite ($α$-Fe$_2$O$_3$) is an antiferromagnetic material with a very low spin damping and high Néel temperature. The temperature dependence of the antiferromagnetic resonance in a bulk single crystal of hematite was characterized from room temperature up to the Néel temperature in the frequency range of 0.19-0.5 THz. From these data, the Néel temperature was estimated as 966 K.

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