Wetting transition of a nematic liquid crystal on a periodic wedge-structured substrateP. Patrıcio, C. -T. Pham and J. M. Romero-EnriqueEur. Phys. J. E, 26 1-2 (2008) 97-101DOI: https://doi.org/10.1140/epje/i2007-10293-1