Superconductivity in La$_3$Pt$_4$

We found superconductivity of intermetallic La$_3$Pt$_4$ below 0.51 K, while searching for the Pt-substituted material of the noncentrosymmetric (NCS) superconductor LaNiC$_2$ ($T_{\rm{c}}=2.7$ K.

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