Vortex dynamics of rotating Bose-Einstein condensate of microcavity polaritons Bikash Padhi, Romain Duboscq, Ankita Niranjan and Ravi K. Soni Eur. Phys. J. B, 88 5 (2015) 116 Published online: 07 May 2015 DOI: 10.1140/epjb/e2015-50775-4