The poster entitled ‘Corundum-free Columbite MgNb2O6 : An Essential Precursor for Pyrochlore-free PMN-PT’ by Pius Augustine, PhD Research Scholar (PH13D084), Department of Physics has won the Best Poster Presentation Award at the 18th National Seminar on Ferroelectrics and Dielectrics (XVIII NSFD 2014) held at Manipur University, Imphal from 3—5 November 2014. He is guided by Prof. M. S. Ramachandra Rao.