Supplementary Information Outsmarting Superbugs: The Bactericidal Activity of Nanostructured Titanium Surfaces against methicillin- and gentamicin-resistant Staphylococcus aureus ATCC 33592 Jason Wandiyanto, a Samuel Cheeseman, b Vi Khanh Truong, b,c Mohammad Al Kobaisi, a Chantal Bizet, d Saulius Juodkazis, e Helmut Thissen, f Russell J. Crawford b and Elena P. Ivanova b* a School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn 3122 VIC, Australia b School of Science, College of Science, Engineering and Health, RMIT University, Melbourne 3000 VIC, Australia c ARC Research Hub for Australian Steel Manufacturing, Wollongong 2500 NSW, Australia d Institut Pasteur, CRBIP, 25-28 rue du Dr Roux, 75015 Paris, France e Centre for Micro-Photonics, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn 3122 VIC, Australia f CSIRO Manufacturing, Clayton 3168 VIC, Australia *Corresponding Author Prof. Elena Ivanova Email: elena.ivanova@rmit.edu.au KEYWORDS: mechano-bactericidal surfaces; titanium; hydrothermal treatment Electronic Supplementary Material (ESI) for Journal of Materials Chemistry B. This journal is © The Royal Society of Chemistry 2019