Synthesis and surface engineering of nanomaterials by atmospheric-pressure microplasmas J. McKenna, J. Patel, S. Mitra, N. Soin, V. Švrček, P. Maguire and D. Mariotti Eur. Phys. J. Appl. Phys., 56 2 (2011) 24020 Published online: 28 October 2011 DOI: 10.1051/epjap/2011110203