Authors: Alexey Y Ganin; Yasuhiro Takabayashi; Peter Jeglic; Denis Arcon; Anton Potocnik; Peter J Baker; Yasuo Ohishi; Martin T McDonald; Manolis D Tzirakis; Alec McLennan; George R Darling; Masaki Takata; Matthew J Rosseinsky; Kosmas Prassides Journal: Nature Date: 2010-05-19 Impact factor: 49.962