Chin. J. Semicond. > 2007, Volume 28 > Issue 7 > 1058-1062

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Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy

Xia Yanqiu, Wu Shuxiang, Liu Yajing, Yu Xiaolong and Li Shuwei

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Abstract: Diluted magnetic semiconductor Mn0.1Ti0.9O2-δ(MTO) thin film was grown successfully on SrTiO3(STO) substrate by oxygen plasma assisted molecular beam epitaxy (OPA-MBE).The crystalline structure,chemistry composition,optical absorption,and electrical conductivity properties of the thin film were characterized by X-ray diffraction (XRD),X-ray photoelectron spectrometry (XPS),ultraviolet and visible spectrophotometry (UV-Vis),and resistivity measuring instruments with a four-probe array.The MTO thin film has anatase and rutile crystal structures,and the absorption edge is shifted to the lower-energy.The electrical conductivity of the MTO thin film is evidently improved,and the resistivity is only 37.5Ω·m at room temperature.

Key words: Mn0.1Ti0.9O2-δ(MTO)thin filmdiluted magnetic semiconductoroxygen plasma assisted molecular beam epitaxyX-ray photoelectron spectra

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    Received: 18 August 2015 Revised: 14 March 2007 Online: Published: 01 July 2007

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      Xia Yanqiu, Wu Shuxiang, Liu Yajing, Yu Xiaolong, Li Shuwei. Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy[J]. Journal of Semiconductors, 2007, In Press. Xia Y Q, Wu S X, Liu Y J, Yu X L, Li S W. Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy[J]. Chin. J. Semicond., 2007, 28(7): 1058.Export: BibTex EndNote
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      Xia Yanqiu, Wu Shuxiang, Liu Yajing, Yu Xiaolong, Li Shuwei. Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy[J]. Journal of Semiconductors, 2007, In Press.

      Xia Y Q, Wu S X, Liu Y J, Yu X L, Li S W. Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy[J]. Chin. J. Semicond., 2007, 28(7): 1058.
      Export: BibTex EndNote

      Characterization of Diluted Magnetic Semiconductor Mn0.1Ti0.9O2-δ Thin Film Grown by Molecular Beam Epitaxy

      • Received Date: 2015-08-18
      • Accepted Date: 2006-11-15
      • Revised Date: 2007-03-14
      • Published Date: 2007-07-05

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