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Al2O3/GeO2 stacked gate dielectrics formed by post-deposition oxidation of ultrathin metal Al layer directly grown on Ge substrates

โœ Scribed by Hideshima, Iori; Hosoi, Takuji; Shimura, Takayoshi; Watanabe, Heiji


Book ID
122907696
Publisher
Elsevier Science
Year
2012
Tongue
English
Weight
854 KB
Volume
12
Category
Article
ISSN
1567-1739

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Chemical nature of the passivation layer
โœ A. Lamperti; S. Baldovino; A. Molle; M. Fanciulli ๐Ÿ“‚ Article ๐Ÿ“… 2011 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 620 KB

In Ge-based metal oxide semiconductor technology, the insertion of a passivation layer seems to be crucial in unpinning the Fermi level at the interface and in reducing the amount of interface defects. GeO 2 was obtained by atomic oxygen (AO), molecular oxygen or ozone chemisorption. Atomic or molec