Polymeric-nanoparticles–induced vertical alignment in ferroelectric liquid crystals A. Kumar, J. Prakash, P. Goel, T. Khan, S. K. Dhawan, P. Silotia and A. M. Biradar EPL, 88 2 (2009) 26003 Published online: 05 November 2009 DOI: 10.1209/0295-5075/88/26003