Now showing items 1-10 of 10
Influence of diamagnetic Pb doping on the crystal structure and multiferroic properties of the BiFeO3 perovskite
Contributor:Zhang, Xingquan; Sui, Yu; Wang, Xianjie; Tang, Jinke; Su, Wenhui
Structural, magnetic, and electrical properties of Bi1−xPbxFeO3 (x=0, 0.1, 0.2, and 0.3) polycrystalline prepared by solid solution route were studied. The crystal structure data obtained from x-ray diffraction indicate ...
Amplification of magnetoresistance and Hall effect of Fe3O4–SiO2–Si structure
Contributor:Wang, Xianjie; Sui, Yu; Tang, Jinke; Li, Yao; Zhang, Xingquan; Wang, Cong; Liu, Zhiguo; Su, Wenhui
In this paper, we report the magnetoresistance and the Hall effect in the Fe3O4–SiO2–Si structure. Single phase magnetite films were deposited on n-type silicon substrates using laser molecular beam epitaxy. When the ...
Spin glass behavior in Sr2Mn0.7Fe0.3MoO6
Contributor:Wang, Xianjie; Sui, Yu; Li, Yao; Xu, Miao; Wang, Wendong; Liu, Pan; Tang, Jinke
In this paper, we present a detailed study of the dc magnetization, ac susceptibility and aging effect in a polycrystalline Sr2Mn0.7Fe0.3MoO6 sample. Based on the tetragonal I 4/m space group, the XRD pattern is well ...
Enhanced low field magnetoresistance in Sr2FeMoO6-glass composites
Contributor:Wang, Xianjie; Zhang, Xingquan; Sui, Yu; Cheng, Jinguang; Liu, Zhiguo; Miao, Jipeng; Huang, Xiqiang; Lu, Zhe; Qian, Zhengnan; Su, Wenhui; Tang, Jinke
In this paper, we report the enhancement of the low field magnetoresistance in Sr2FeMoO6-glass composites with different wt% percents of glass. The crystal structure of Sr2FeMoO6 does not change by adding glass, and the ...
Influence of the antiferromagnetic boundary on the magnetic property of La2NiMnO6, The
Contributor:Wang, Xianjie; Sui, Yu; Li, Yao; Li, Lu; Zhang, Xingquan; Wang, Yang; Liu, Zhiguo; Su, Wenhui; Tang, Jinke
Polycrystalline La2NiMnO6 compounds were fabricated at different temperatures and their magnetic properties were investigated. Although the antiferromagnetic antisite disorder degree changes a little, the antiferromagnetic ...
Amplification of magnetoresistance of magnetite in an Fe3O4–SiO2–Si structure
Contributor:Wang, Xianjie; Sui, Yu; Tang, Jinke; Wang, Cong; Zhang, Xingquan; Lu, Zhe; Liu, Zhiguo; Su, Wenhui; Wei, Xiankui; Yu, Richeng
Film of Fe3O4 was prepared with laser molecular beam epitaxy deposition on a Si substrate with a native SiO2 layer. When the temperature is increased above 250 K, the resistance drops rapidly because the conduction path ...
Influence of hot pressure on the magnetoresistance of CrO2
Contributor:Wang, Xianjie; Sui, Yu; Song, Xiudan; Zhu, Ruibin; Qian, Zhengnan; Su, Wenhui; Tang, Jinke
In this paper, we investigate the influence of high temperature and high pressure hot pressure on the magnetic and transport properties of polycrystalline CrO2 samples compacted under high pressure and high temperature of ...
Influence of nonmagnetic Al ions on magnetoresistance of double-perovskite Sr2Fe1−xAlxMoO6 (0≤x≤0.30)
Contributor:Sui, Yu; Wang, Xianjie; Cheng, Jinguang; Liu, Zhiguo; Miao, Jipeng; Huang, Xiqiang; Lu, Zhe; Qian, Zhengnan; Su, Wenhui; Tang, Jinke; Ong, C. K.
The structural, magnetic, and magnetoresistance properties of the double-perovskite series Sr2Fe1−xAlxMoO6 (0≤x≤0.30) were systematically investigated in order to clarify the influence of nonmagnetic Al ions on the ...
Magnetoresistance in Sr2FeMoO6 : x glass composites
Contributor:Sui, Yu; Zhang, Xingquan; Wang, Xianjie; Cheng, Jinguang; Su, Wenhui; Tang, Jinke
The effects of interfacial states on the temperature dependence of the magnetoresistance MR of Sr2FeMoO6-glass composites have been studied. X-ray diffraction analyses show that the glass is most likely located at the grain ...
Temperature- and magnetic-field-induced magnetization reversal in perovskite YFe0.5Cr0.5O3
Contributor:Mao, Jinhua; Sui, Yu; Zhang, Xingquan; Su, Yantao; Wang, Xianjie; Liu, Zhiguo; Wang, Yi; Zhu, Ruibin; Wang, Yang; Liu, Wanfa; Tang, Jinke
Perovskite YFe0.5Cr0.5O3 exhibits magnetization reversal at low applied fields due to the competition between the single ion magnetic anisotropy and the antisymmetric Dzyaloshinsky–Moriya interaction. Below a compensation ...