Resonances and off-specular scattering in neutron waveguides S. V. Kozhevnikov, F. Ott, A. Paul and L. Rosta Eur. Phys. J. Special Topics, 167 (2009) 87-92 Published online: 05 February 2009 DOI: 10.1140/epjst/e2009-00941-8