First-principles study of multiferroic material PbVO3 under uniaxial pressure Xing Ming, Fang Hu, Fei Du, Ying-Jin Wei and Gang Chen Eur. Phys. J. B, 88 9 (2015) 212 Published online: 02 September 2015 DOI: 10.1140/epjb/e2015-60399-3