Fast Advection of Magnetic Fields by Hot Electrons - Willingale,L; Thomas,AGR; Nilson,PM; Kaluza,MC; Bandyopadhyay,S; Dangor,AE; Evans,RG; Fernandes,P; Haines,MG; Kamperidis,C; Kingham,RJ; Minardi,S; et al. (PHYSICAL REVIEW LETTERS, 2010)