[1] Univ Groningen, Adv Prod Engn, Engn & Technol Inst Groningen, Fac Sci & Engn, Nijenborg 4, NL-9747 AG Groningen, Netherlands
[2] PSL Res Univ, MINES ParisTech, Ctr Mat, CNRS UMR 7633, BP 87, F-91003 Evry, France
[3] Univ Lyon, Ecole Cent Lyon, ENISE, ENTPE,LTDS,UMR 5513,CNRS, F-69134 Ecully, France
[4] Delft Univ Technol, Dept Mat Sci & Engn, Mekelweg 2, NL-2628 CD Delft, Netherlands
[5] Univ Padua, Dept Ind Engn, Via Venezia 1, I-35015 Padua, Italy
[6] Imperial Coll London, Tribol Grp, Dept Mech Engn, South Kensington Campus,Exhibit Rd, London SW7 2A2, England
[7] Luled Univ Technol, Div Machine Elements, Lulea, Sweden
[8] IMT Sch Adv Studies Lucca, Multiscale Anal Mat Res Unit, Piazza San Francesco 19, I-55100 Lucca, Italy
[9] Tech Univ Denmark, Dept Mech Engn, DK-2800 Lyngby, Denmark
[10] Univ Southampton, nCATS, Bioengn Sci Res Grp, Fac Engn & Environm, Southampton SO17 1BJ, Hants, England
[11] Univ Cape Town, Biomechan & Mechanobiol Lab, Biomed Engn Div, Dept Human Biol,Fac Hlth Sci, Anzio Rd, ZA-7925 Cape Town, South Africa
[12] Swiss Fed Inst Technol EPFL, LSMS, ENAC, CH-1015 Lausanne, Switzerland
[13] Aarhus Univ, Dept Engn, Inge Lehmann Gade 10, DK-8000 Aarhus C, Denmark
[14] SKF BV, SKP Engn & Res Ctr ERC, Nieuwegein, Netherlands
[15] Kings Coll London, Dept Phys, London WC2R 2LS, England
[16] Hamburg Univ Technol, Dept Mech Engn, Am Schwarzenberg Campus 1, D-21073 Hamburg, Germany
[17] Czech Tech Univ, Dept Control Engn, Fac Elect Engn, Karlovo Namesti 13, Prague 12135 2, Czech Republic
[18] Politecn Bari, Vle Gentile 182, I-70125 Bari, Italy
[19] Polish Acad Sci, Inst Fundamental Technol Res, Pawinskiego 5B, PL-02106 Warsaw, Poland
[20] Univ Torino, Dept Phys & Nanostruct Interfaces & Surfaces Ctr, Via Pietro Guria 1, I-10125 Turin, Italy
[21] Univ Trento, Lab Bioinspired & Graphene Nanomech, Dept Civil Environm & Mech Engn, Trento, Italy
[22] Italian Space Agcy, Ket Lab, Amaldi Fdn, Via Politecn Snc, I-00133 Rome, Italy
[23] Queen Mary Univ London, Sch Engn & Mat Sci, Mile End Rd E1-4NS, London, England
[24] Saarland Univ, Dept Mat Sci & Engn, D-66123 Saarbrucken, Germany