G. Zhang, M. Wu, X. Yang (Institut National de la Recherche Scientifique (INRS)), and S. Sun (Institut National de la Recherche Scientifique)

L. Tamasiunaite, D. Upskuviene, A. Balciunaite, V. Jasulaitiene, G. Niaura, A. Drabavicius (Center for Physical Sciences and Technology), A. Plavniece, A. Volperts, G. Dobele, A. Zhurinsh (Latvian State Institute of Wood Chemistry), and E. Norkus (Department of Catalysis, Center for Physical Sciences and Technology)

R. P. Oates, J. Murawski, C. Hor, X. Shen (Imperial College London, Department of Materials), D. J. Weber (Technische Universitaet Braunschweig, Imperial College London, Department of Materials), M. Oezaslan (Technische Universitaet Braunschweig), M. S. P. Shaffer (Imperial College London, Department of Materials, Imperial College London, Department of Chemistry), and I. E. L. Stephens (Imperial College London, Department of Materials)

P. Elsaesser (FIT - University of Freiburg), P. Veh (Department of Microsystems Engineering - University of Freiburg), S. Vierrath (Department of Microsystems Engineering University of Freiburg), M. Breitwieser (Department of Microsystems Engineering - University of Freiburg), and A. Fischer (Albert Ludwigs University of Freiburg)

A. Kosimov, G. Yusibova, and N. Kongi (University of Tartu)

P. Teppor (University of Tartu), R. Jäger (Institute of Chemistry, University of Tartu), M. Härmas (University of Tartu), M. Koppel (Institute of Chemistry, University of Tartu), J. Aruväli (University of Tartu), O. Volobujeva (Tallinn University of Technology), A. Kikas (Institute of Physics, University of Tartu), and E. Lust (University of Tartu)

J. Laanemäe (University of Tartu), R. Jäger (Institute of Chemistry, University of Tartu), P. Teppor (University of Tartu), O. Volobujeva (Tallinn University of Technology), and E. Lust (University of Tartu)

Y. P. Ku (Forschungszentrum Jülich GmbH, Friedrich-Alexander University Erlangen-Nürnberg), K. Ehelebe (Forschungszentrum Jülich GmbH, Friedrich-Alexander-Universität Erlangen-Nürnberg), M. Bierling (Forschungszentrum Jülich GmbH, Friedrich-Alexander-University Erlangen-Nuremberg), F. D. Speck (Forschungszentrum Jülich GmbH, Friedrich-Alexander-Universität Erlangen-Nürnberg), D. Seeberger (Forschungszentrum Jülich GmbH), K. J. J. Mayrhofer (Forschungszentrum Jülich GmbH, Friedrich-Alexander University Erlangen-Nürnberg), S. Thiele (Forschungszentrum Jülich GmbH, Friedrich-Alexander University Erlangen-Nuremberg), and S. Cherevko (Forschungszentrum Jülich GmbH)

L. LaRochelle Richard (Northeastern University), N. Payakapan (Northeastern Univesity), Q. Jia (Plug Power), and S. Mukerjee (Northeastern University)

Z. Zeng (Purdue University), G. Liu (Hunan University), A. J. Shih (Leiden University), H. Deng (Hunan University), A. Steinbach (3M Company), M. T. M. Koper (Leiden Institute of Chemistry, Leiden University), and J. Greeley (Purdue University)

K. Yim (Kyung Hee University, Korea Institute of Science and Technology), S. J. Y. Yoo (Korea Institute of Science and Technology), and K. Jinsoo (Kyung Hee University)