Home News Press Releases MPIE material testers are the best in NRW Publications of S. C. Edman Tsang All genres Journal Article (1) Journal Article (1) 1. Journal Article Sun, Z.; Masa, J.; Weide, P.; Fairclough, S. M.; Robertson, A. W.; Ebbinghaus, P.; Warner, J. H.; Tsang, S. C. E.; Muhler, M.; Schuhmann, W.: High-quality functionalized few-layer graphene: facile fabrication and doping with nitrogen as a metal-free catalyst for the oxygen reduction reaction. Journal of Materials Chemistry A 3 (30), pp. 15444 - 15450 (2015) MPG.PuRe DOI