Structural stability in nanocrystalline ZnO J. Z. Jiang, J. S. Olsen, L. Gerward, D. Frost, D. Rubie and J. Peyronneau Europhys. Lett., 50 1 (2000) 48-53 Published online: 01 September 2002 DOI: 10.1209/epl/i2000-00233-9