Physical property characterization of bulk MgB2 superconductor V. P.S. Awana, A. Vajpayee, M. Mudgel, V. Ganesan, A. M. Awasthi, G. L. Bhalla and H. Kishan Eur. Phys. J. B, 62 3 (2008) 281-294 Published online: 19 April 2008 DOI: 10.1140/epjb/e2008-00174-1