Chinese Physics B, Volume. 29, Issue 10, (2020)

Effect of source temperature on phase and metal–insulator transition temperature of vanadium oxide films grown by atomic layer deposition

Bingheng Meng... Dengkui Wang†, Deshuang Guo, Juncheng Liu, Xuan Fang, Jilong Tang, Fengyuan Lin, Xinwei Wang, Dan Fang and Zhipeng Wei |Show fewer author(s)
Author Affiliations
  • State Key Laboratory of High Power Semiconductor Laser, Changchun University of Science and Technology, Changchun 130022, China
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    Figures & Tables(5)
    (a)–(c) The AFM images of samples A–C. (d)–(f) The SEM micrographs in cross-sectional view of samples A–C.
    The XRD pattern of VOx films deposited on sapphire substrate with different source temperatures: (a) 90 °C, (b) 100 °C, and (c) 110 °C.
    (a) The absorption spectra and (b) transmission spectra of samples A–C.
    The relation of conductivity and temperature. The insets show the I–V curves at 30 °C and 208 °C for samples A–C.
    • Table 1. Variation of the ratio of the strongest integrated intensity of each vanadium oxide in the film to the strongest integrated intensity of the substrate peak with the source temperature.

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      Table 1. Variation of the ratio of the strongest integrated intensity of each vanadium oxide in the film to the strongest integrated intensity of the substrate peak with the source temperature.

      Source temperature/°CIV2O5 / IAl2O3IV4O9 / IAl2O3IV6O13 / IAl2O3IVO2 / IAl2O3IV6O11 / IAl2O3
      903.092.241.9100
      1003.5101.081.373.57
      1107.2702.313.8610.12
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    Bingheng Meng, Dengkui Wang, Deshuang Guo, Juncheng Liu, Xuan Fang, Jilong Tang, Fengyuan Lin, Xinwei Wang, Dan Fang, Zhipeng Wei. Effect of source temperature on phase and metal–insulator transition temperature of vanadium oxide films grown by atomic layer deposition[J]. Chinese Physics B, 2020, 29(10):

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    Paper Information

    Received: Jan. 16, 2020

    Accepted: --

    Published Online: Apr. 21, 2021

    The Author Email: Wang Dengkui (zpweicust@126.com)

    DOI:10.1088/1674-1056/abaee7

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