典型文献
Magneto-electric behaviors of La0.67-xNdxSro.33MnO3 system
文献摘要:
The polycrystalline samples La0.67-xNdx Sr0.33MnO3(x = 0.1,0.2,0.3,0.4,0.5)were prepared by standard solid-state reaction method,and the M-T curves,electron spin resonance(ESR)curves,infrared spectra,Raman spectra,ρ-T curves and MR-T curves of the compounds above were measured.The results show that single phase can be obtained at different Nd substitution ratios,and with the increase in Nd doping,the magnetic structure of the system transforms from long-range ferro-magnetic order to spin cluster glass state and antiferro-magnetic state;and the phase separation appears in the samples with x = 0.3 and 0.4.The transport property exhibits variation with the increase in Nd doping,and the electric behavior of the sample transforms(from metal state to insulator-metal transition,and then insulator state)is accompanied by colossal magnetoresistance(CMR)effect,which can be attributed to the different couplings of sublattices induced by Nd doping and the interface tun-neling effect related to the spin.
文献关键词:
中图分类号:
作者姓名:
Ning Liu;Teng Guo;Guo-Qing Yan;Guang Zhu;Huan-Yin Guo
作者机构:
College of Machinery and Automobile Engineering,Anhui Polytechnic University,Wuhu 241000,China;Anhui Key Laboratory of Spin Electron and Nanomaterials(Cultivating Base),Suzhou College,Suzhou 234000,China;College of Chemistry and Materials Engineering,Anhui Science and Technology University,Fengyang 233100,China;National Laboratory of Solid State Microstructures,Nanjing University,Nanjing 210093,China
文献出处:
引用格式:
[1]Ning Liu;Teng Guo;Guo-Qing Yan;Guang Zhu;Huan-Yin Guo-.Magneto-electric behaviors of La0.67-xNdxSro.33MnO3 system)[J].稀有金属(英文版),2022(04):1357-1363
A类:
xNdxSro,xNdx,antiferro,neling
B类:
Magneto,electric,behaviors,La0,33MnO3,system,polycrystalline,samples,Sr0,were,prepared,by,standard,solid,state,reaction,method,curves,electron,spin,resonance,ESR,infrared,spectra,Raman,compounds,above,measured,results,show,that,single,phase,can,obtained,different,substitution,ratios,increase,doping,magnetic,structure,transforms,from,long,range,order,cluster,glass,separation,appears,transport,property,exhibits,variation,metal,insulator,transition,then,accompanied,colossal,magnetoresistance,CMR,effect,which,attributed,couplings,sublattices,induced,interface,tun,related
AB值:
0.519864
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