Yan Peng, Yan-ying Hu, Yao-peng Li, Hui-yuan Sun. Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films[J]. Chinese Journal of Chemical Physics , 2007, 20(6): 773-778. doi: 10.1088/1674-0068/20/06/773-778
Citation: Yan Peng, Yan-ying Hu, Yao-peng Li, Hui-yuan Sun. Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films[J]. Chinese Journal of Chemical Physics , 2007, 20(6): 773-778. doi: 10.1088/1674-0068/20/06/773-778

Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films

doi: 10.1088/1674-0068/20/06/773-778
Funds:  The work was supported by the National Natural Science Foundation of China (No.10274018), the Doctoral Foundation of Hebei Normal University (No.L2006B10), and the Key Foundation of Hebei Normal University (No.Z200102).
  • Received Date: 2007-08-30
  • Rev Recd Date: 2007-09-07
  • "Nanogranular Ag/Fe/Ag films were prepared by magnetron sputtering from a silver and an iron target onto glass substrates at room temperature and subsequent in situ annealing. The structural and magnetic properties of the films were investigated as a function of silver layer thickness and annealing temperature. X-ray diffraction shows the Fe(110) peak is formed in all the samples. Vibrating sample magnetometer measurements indicate that the magnetic moments lie well perpendicular to the film plane. Coercivityreaches the maximum in the sample annealed at 500 oC for 30 min with 3 nm Ag layer. A scanning probemicroscope was used to scan surface morphology and magnetic domain structures. In as-deposited samplesthe average grain size and the average roughness is smaller than that the annealing samples. After annealing,the grain size is larger and the contrast of domains increases, but the domain size becomes smaller."
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Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films

doi: 10.1088/1674-0068/20/06/773-778
Funds:  The work was supported by the National Natural Science Foundation of China (No.10274018), the Doctoral Foundation of Hebei Normal University (No.L2006B10), and the Key Foundation of Hebei Normal University (No.Z200102).

Abstract: "Nanogranular Ag/Fe/Ag films were prepared by magnetron sputtering from a silver and an iron target onto glass substrates at room temperature and subsequent in situ annealing. The structural and magnetic properties of the films were investigated as a function of silver layer thickness and annealing temperature. X-ray diffraction shows the Fe(110) peak is formed in all the samples. Vibrating sample magnetometer measurements indicate that the magnetic moments lie well perpendicular to the film plane. Coercivityreaches the maximum in the sample annealed at 500 oC for 30 min with 3 nm Ag layer. A scanning probemicroscope was used to scan surface morphology and magnetic domain structures. In as-deposited samplesthe average grain size and the average roughness is smaller than that the annealing samples. After annealing,the grain size is larger and the contrast of domains increases, but the domain size becomes smaller."

Yan Peng, Yan-ying Hu, Yao-peng Li, Hui-yuan Sun. Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films[J]. Chinese Journal of Chemical Physics , 2007, 20(6): 773-778. doi: 10.1088/1674-0068/20/06/773-778
Citation: Yan Peng, Yan-ying Hu, Yao-peng Li, Hui-yuan Sun. Microstructure and Magnetic Properties of Ag/Fe/Ag Pseudo-Sandwich Nanogranular Films[J]. Chinese Journal of Chemical Physics , 2007, 20(6): 773-778. doi: 10.1088/1674-0068/20/06/773-778

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