Charge dynamics of the spin-density-wave state in BaFe2As2 F. Pfuner, J. G. Analytis, J.-H. Chu, I. R. Fisher and L. Degiorgi Eur. Phys. J. B, 67 4 (2009) 513-517 Published online: 21 February 2009 DOI: 10.1140/epjb/e2009-00062-2