Millisecond flash-lamp annealing of LaLuO3


Millisecond flash-lamp annealing of LaLuO3

Lehmann, J.; Shevchenko, N.; Mücklich, A.; von Borany, J.; Skorupa, W.; Schubert, J.; Lopes, J. M. J.; Mantl, S.

Metal-oxide-semiconductor capacitors containing the alternative high-k dielectric LaLuO3 were treated by flash lamp annealing (FLA). Capacitance–voltage (C–V) and current–voltage (J–V) characteristics reveal an increase in the capacitance for the flashed samples while the very low leakage current of the LaLuO3 is retained. Microstructural investigations confirm the thermal stability of the film even after FLA at 1200 °C, 20 ms.

Keywords: High-k dielectrics; Alternative high-k dielectrics; Higher-k dielectrics; Ternary rare earth oxides; Ternary high-k oxides; Rare-earth based gate oxides; Electrical properties

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