Communication Bottlenecks in Scale-Free Networks

Sameet Sreenivasan, Reuven Cohen, Eduardo López, Zoltán Toroczkai, and H. Eugene Stanley Center for Polymer Studies and Department of Physics, Boston University, Boston, MA 02215 2 Center for Nonlinear Studies, Los Alamos National Laboratory, MS B258, Los Alamos, NM 87545 3 Laboratory of Networking and Information Systems and Department of Electrical and Computer Engineering, Boston University, Boston, MA 02215 4 Theoretical Division, Los Alamos National Laboratory, MS B258, Los Alamos, NM 87545 (Dated: February 1, 2008)