Giant magnetoresistance in fine particle of La0.67Ca0.33MnO3 synthesized at low temperatures

Giant magnetoresistance in fine particle of La0.67Ca0.33MnO3 synthesized at low temperatures
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DOI:
10.1063/1.116780
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发表时间:
1996
影响因子:
4
通讯作者:
R. Sánchez;J. Rivas;C. Vázquez-Vázquez-C.-Vázquez-Vázquez-1397107083;†. A. M. A. López-Quintela-†.-A.-M.-A.-López-Quintela-2093757934;M. Causa;M. Tovar;S. Oseroff
R. Sánchez;J. Rivas;C. Vázquez-Vázquez-C.-Vázquez-Vázquez-1397107083;†. A. M. A. López-Quintela-†.-A.-M.-A.-López-Quintela-2093757934;M. Causa;M. Tovar;S. Oseroff
中科院分区:
物理与天体物理2区
文献类型:
--
作者:
R. Sánchez;J. Rivas;C. Vázquez-Vázquez-C.-Vázquez-Vázquez-1397107083;†. A. M. A. López-Quintela-†.-A.-M.-A.-López-Quintela-2093757934;M. Causa;M. Tovar;S. Oseroff

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使用溶胶-凝胶法,我们在540至1000 ° C的温度下制备了20至110 nm范围内的La0.67Ca0.33MnO3单分散颗粒。在1 kOe的磁场中,所有颗粒尺寸的磁阻均大于10%。这些结果可能与未来的应用有关。
Using a sol‐gel method we have prepared monodispersive particles of La0.67Ca0.33MnO3 in the range from 20 to 110 nm at temperatures from 540 to 1000 °C. A magnetoresistance above 10% was obtained in a field of 1 kOe for all the particles sizes. These results may be relevant for future applications.