S1 Supplementary Information Order-Disorder Phase Transitions in Au-Cu Nanocubes: From Nano-Thermodynamics to Synthesis R. Mendoza-Cruz 1,† , L. Bazán-Diaz 1 , J. J. Velázquez-Salazar 1 , J. E. Samaniego-Benitez 2 , F. M. Ascencio-Aguirre 3 , R. Herrera-Becerra 3 , M. José-Yacamán 1 , G. Guisbiers 1,†,* *Corresponding author: gregory.guisbiers@utsa.edu † Those authors contributed equally to this work. 1 Department of Physics & Astronomy, The University of Texas at San Antonio, One UTSA Circle, San Antonio, TX 78249, United States of America. 2 Center for Research and Advanced Studies of the National Polytechnic Institute. Libramiento Norponiente 2000, Real de Juriquilla, Querétaro, C.P. 76230, México. 3 Institute of Physics, Universidad Nacional Autónoma de México. Circuito de la Investigación Científica s/n, Col. Ciudad Universitaria, Coyoacán, D. F., C.P. 04510, México. Electronic Supplementary Material (ESI) for Nanoscale. This journal is © The Royal Society of Chemistry 2017