Zsolt Bertalan, Ashivni Shekhawat, James P. Sethna, and Stefano Zapperi ISI Foundation, Via Alassio 11/c, 10126 Torino, Italy Department of Materials Science and Engineering, University of California, Berkeley, California 94720, USA Materials Science Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720, USA LASSP, Physics Department, Cornell University, Ithaca, New York 1...
