Interpenetrating Graphene Networks: Three-dimensional Node-line Semimetals with Massive Negative Linear Compressibilities

Yangzheng Lin, Zhisheng Zhao, Timothy A. Strobel +1

We investigated the stability and mechanical and electronic properties of fifteen metastable mixed $s{p}^2$-$s{p}^3$ carbon allotropes in the family of interpenetrating graphene networ…