Optical polariton properties in ZnSe-based planar and pillar structured microcavities K. Sebald, A. Trichet, M. Richard, L. S. Dang, M. Seyfried, S. Klembt, C. Kruse and D. Hommel Eur. Phys. J. B, 84 3 (2011) 381-384 Published online: 28 November 2011 DOI: 10.1140/epjb/e2011-20551-9