Fig. 1: The matrix of elements from the 13th to 17th group used as X for searching for superconducting properties in XC2H8.
From: Prediction of p-block-based ternary superconductors XC2H8 at low pressure

Red, blue, and green colors denote the no-superconducting XC2H8 systems, XC2H8 superconducting in the \(Fm{\bar{3}}m\) phase that is not energetically favorable, and \(Fm{\bar{3}}m\)-XC2H8 superconducting and stable, respectively.