%0 Journal Article %T Koszul binomial edge ideals %A Viviana Ene %A Jščrgen Herzog %A Takayuki Hibi %J Mathematics %D 2013 %I arXiv %X It is shown that if the binomial edge ideal of a graph $G$ defines a Koszul algebra, then $G$ must be chordal and claw free. A converse of this statement is proved for a class of chordal and claw free graphs. %U http://arxiv.org/abs/1310.6426v1