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
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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  and m-axis [1 100] of GaN(0001).