Publication - Journal Article Penta-coordinated Al3+ ions as preferential nucleation sites for BaO on γ-Al2O3: An ultra-high-magnetic field 27Al MAS NMR study DOI https://doi.org/10.1016/j.jcat.2007.06.029 Journal Article Journal of Catalysis, vol. 251, iss. 1, pp. 189-194, 2007 Authors J KWAK, J HU, D KIM, J SZANYI, C PEDEN Language English