Research Progress on Ni-Based Antiperovskite Compounds
Figure 1
The temperature-dependent resistivity for polycrystalline MgCNi3 [Adapted by permission from Macmillan Publishers Ltd: Nature. He et al., Nature, 411, 6833 (2001), copyright 2001]. The up and low insets show the antiperovskite crystal structure and superconducting transition, respectively.