title: Boron K4 crystal: a stable chiral three-dimensional sp(2) network.
abstract: Based on first-principles equation-of-state and lattice dynamics calculations, a new boron allotrope with K(4) structure is proposed, which gives the first example of a three-dimensional all sp(2) network.
authors.affiliation: University of Science and Technology of China, Hefei, Anhui 230026, China.
authors.forename: Jun
authors.initials: J
authors.lastname: Dai
authors.forename: Zhenyu
authors.initials: Z
authors.lastname: Li
authors.forename: Jinlong
authors.initials: J
authors.lastname: Yang