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  1. No Access

    Article

    Optical and electrical properties of semi-insulating GaN:C grown by MBE

    Semi-insulating wurtzite GaN:C of high optical quality is obtained with CCl4 or CS2 do** sources in plasma-assisted molecular-beam epitaxy in Ga-rich growth conditions. The highest resistivity (107 Ω-cm) is fou...

    R. Armitage, Qing Yang, H. Feick, S. Y. Tzeng, J. Lim… in MRS Online Proceedings Library (2011)

  2. No Access

    Article

    Hydrotalcite formation on aluminum sheet and powder

    We have observed the formation of the hydrotalcite-like phase of lithium dialuminate, LiAl2(OH)6OH · 2H2O, and also the carbonate analog, by the oxidation of aluminum sheet and also aluminum powder in aqueous lit...

    A. J. Perrotta, S. Y. Tzeng, W. D. Imbrogno, R. Rolles… in Journal of Materials Research (1992)