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Publikováno v:
Journal of Physics: Condensed Matter. 9:7269-7280
A comprehensive analysis of magnetoimpedance (MI) phenomena in Fe-based nanocrystalline ribbons is presented in this paper. Giant MI responses have been observed in nanocrystalline samples annealed over the temperature range 490 and . More than 400%
Publikováno v:
Journal of Physics: Condensed Matter. 9:1951-1957
Magneto-impedance effects have been studied in amorphous and nanocrystalline ribbons. Large magneto-impedance responses have been obtained in nanocrystalline samples by applying a longitudinal DC field, but not in amorphous samples. It was found that
Publikováno v:
Journal of Magnetism and Magnetic Materials. 163:125-131
The electronic structure of Nd 2 Fe 17 has been calculated using the spin-polarized MS-Xα method based on the assumption that the FeFe and FeNd exchange couplings are dominant. The calculation showed that (i) there are three levels presenting
Publikováno v:
Journal of Physics: Condensed Matter. 6:L785-L790
Fe/Pd multilayers with different thicknesses of Pd layers prepared by e-beam evaporation have been studied by 57Fe conversion electron Mossbauer spectroscopy (CEMS) and X-ray diffraction (XRD). A structural transition of Fe layers from BCC to FCC in
Autor:
DS Dai, Yaogang Liu, Chao Peng, Li Mingying, Z. H. Mai, L. M. Mei, Y Gu, W. P. Chai, B. G. Shen, X.D. Ma, Jize Zhao
Publikováno v:
Physical Review B. 50:10323-10326
Magnetic multilayers [Fe(20 angstrom)/Pd(x angstrom)]25 grown by electron-beam evaporation in high vacuum were studied by x-ray-diffraction, superconducting quantum interference device, vibrating-sample-magnetometer, magnetoresistance, and conversion
Publikováno v:
Journal of physics. Condensed matter : an Institute of Physics journal. 18(46)
Magnetic transport properties in Ti(1-x)Co(x)O(2) and Zn(1-x)Co(x)O magnetic semiconductors have been studied experimentally and theoretically. A linear relation of lnρ versus T(-1/2) (ρ is sheet resistance and T is temperature), which shows differ
Publikováno v:
Journal of Physics: Condensed Matter. 4:9893-9900
(Fe-Si)/Pd multilayered films with different layer thicknesses have been obtained by RF sputtering. When the thickness of the Pd layers is fixed, the specific saturation magnetization Ms of films increases with decrease in the thickness of Fe-Si laye
Publikováno v:
Hyperfine Interactions. 71:1379-1382
Multilayered FeSi/Si amorphous films with fixed FeSi layer thickness and different Si layer thicknesses have been studied by conversion electron Mossbauer spectroscopy at room temperature. The results showed that with decreasing the Si layer thicknes
Publikováno v:
Physical Review B. 79
We studied the electrical transport properties of single-crystal epitaxial Co-doped ZnO films grown by molecular-beam epitaxy. Upon increasing temperature, transport mechanisms changed from hard-gap resistance to Efros variable range hopping. The mag