Preparation of _-Fe2O3 (0001) Surface
Repeated cycles of Ar+ sputtering and annealing
- Ar+ sputtering : 1 _A, 1.0 kV, 5_10-6 for 15 min
- Ar+ sputtering : 3 _A, 2.0 kV, 1_10-5 for 15 min
- Annealing : 565oC for 15 min
- Annealing : 580oC for 5 min
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Two different terminations observed:
- Magnetite, Biphase, Mixture