Vinod, K; Neson Varghese; Syamaprasad, U; Shipra; Sundaresan, A
(IOP Publishing, 2008)
Bulk MgB2 samples with 0, 1, 5 and 10 wt% of Tb4O7 nanoparticles added were prepared by a powder-in-sealed-tube (PIST) method. X-ray diffraction (XRD) analysis showed small quantities of TbB4, Tb2O3, Mg and MgO as impurities ...