Giant magnetoimpedance effect in La0.65Sr0.35MnO3 under low dc magnetic fields

被引:11
作者
Hu, JF [1 ]
Qin, HW [1 ]
机构
[1] Shandong Univ, Dept Phys, Jinan 250100, Peoples R China
来源
MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY | 2001年 / 79卷 / 02期
关键词
magnetoimpedance; oxide;
D O I
10.1016/S0921-5107(00)00567-5
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
In the present work, the giant magnetoimpedance effect has been found in La0.65Sr0.35MnO3. The impedance, resistance and reactance of La0.65Sr0.35MnO3 depend sensitively on the ac current frequency and dc magnetic field. The magnetoimpedance ratio (Z(0)- Z(0.8 kOe))/Z(0) increases from 0.47% to 2.40% with increasing ac frequency from 0.5 to 12 MHz. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:186 / 189
页数:4
相关论文
共 6 条
[1]   Giant magnetoimpedance effect in La-Ba-Mn-O oxide [J].
Hu, JF ;
Qin, HW ;
Zhang, YM .
MATERIALS SCIENCE AND ENGINEERING B-SOLID STATE MATERIALS FOR ADVANCED TECHNOLOGY, 2000, 77 (03) :280-281
[2]   THOUSANDFOLD CHANGE IN RESISTIVITY IN MAGNETORESISTIVE LA-CA-MN-O FILMS [J].
JIN, S ;
TIEFEL, TH ;
MCCORMACK, M ;
FASTNACHT, RA ;
RAMESH, R ;
CHEN, LH .
SCIENCE, 1994, 264 (5157) :413-415
[3]   Giant magnetoresistance in Tl2Mn2O7 with the pyrochlore structure [J].
Shimakawa, Y ;
Kubo, Y ;
Manako, T .
NATURE, 1996, 379 (6560) :53-55
[4]   GIANT MAGNETOTRANSPORT PHENOMENA IN FILLING-CONTROLLED KONDO-LATTICE SYSTEM - LA1-XSRXMNO3 [J].
TOKURA, Y ;
URUSHIBARA, A ;
MORITOMO, Y ;
ARIMA, T ;
ASAMITSU, A ;
KIDO, G ;
FURUKAWA, N .
JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN, 1994, 63 (11) :3931-3935
[5]   GIANT NEGATIVE MAGNETORESISTANCE IN PEROVSKITELIKE LA2/3BA1/3MNOX FERROMAGNETIC-FILMS [J].
VONHELMOLT, R ;
WECKER, J ;
HOLZAPFEL, B ;
SCHULTZ, L ;
SAMWER, K .
PHYSICAL REVIEW LETTERS, 1993, 71 (14) :2331-2333
[6]   Giant oxygen isotope shift in the magnetoresistive perovskite La1-xCaxMnO3+y [J].
Zhao, GM ;
Conder, K ;
Keller, H ;
Muller, KA .
NATURE, 1996, 381 (6584) :676-678