Chaos synchronization in networks of semiconductor superlattices Wen Li, Yaara Aviad, Igor Reidler, Helun Song, Yuyang Huang, Klaus Biermann, Michael Rosenbluh, Yaohui Zhang, Holger T. Grahn and Ido Kanter EPL, 112 3 (2015) 30007 Published online: 26 November 2015 DOI: 10.1209/0295-5075/112/30007