Compared with the control sample shown in Figure 2 a, the intensity of the Ge 2+ (GeO) peak decreases with the increase of La 2 O 3 passivation layer thickness, while the intensity of the LaGeO x peak shows an increasing trend.
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Electrical Properties and Interfacial Issues of HfO<sub>2</sub>/Ge MIS Capacitors Characterized by the Thickness of La<sub>2</sub>O<sub>3</sub> Interlayer.
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