Structural and magnetic properties of ultra-thin Fe films on metal-organic chemical vapour deposited GaN(0001)

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Kim, J-Y.; Ionescu, A.; Mansell, R.; Farrer, I.; Oehler, F.; Kinane, C.J.; Cooper, J.F.K.; Steinke, N-J.; Langridge, S.; Stankiewicz, R.; Humphreys, C.J.; Cowburn, R.P.; Holmes, S.N.; Barnes, C.H.W.;
  • Publisher: AIP Publishing

Structural and magnetic properties of 1-10 nm thick Fe films deposited on GaN(0001) were investigated. In-situ reflecting high energy electron diffraction images indicated a α-Fe(110)/GaN(0001) growth of the 3D Volmer-Weber type. The α-Fe(110) XRD peak showed a 1° full-... View more
  • References (4)

    1 G. Wastlbauer and J. A. C. Bland, Adv. Phys. 54, 137 (2005).

    2 A. Ionescu, M. Tselepi, D.M. Gillingham, G. Wastlbauer, S. J. Steinmüller, H. E. Beere, D. A. Ritchie, and J. A. C. Bland, Phys. Rev. B 72, 1 (2005).

    3 L. R. Fleet, K. Yoshida, H. Kobayashi, Y. Kaneko, S. Matsuzaka, Y. Ohno, H. Ohno, S. Honda, J. Inoue, and A. Hirohata, Phys. Rev. B 87, 1 (2013).

    4 S. Krishnamurthy, M. Van Schilfgaarde, and N. Newman, Appl. Phys. Lett. 83, FIG. 5. (a) Representative XRR data and fit for the 10 nm Fe film on MOCVD GaN(0001). (b) GaN/Fe interface roughness with Fe thickness as obtained from XRR measurements. FIG. 8. Representative MOKE hysteresis plots of (a) 1.5 nm, (b) 2.5 nm, (c) 7 nm and (d) 10 nm Fe films. The a and m notations indicate a-axes [1120] and m-axis [1 100] of GaN(0001).

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