%0 conference poster %@ %A Fally, M.,Ellabban, M.A.,Drevensek Olenik, I.,Tomita, Y.,Nakamura, T.,Bichler, M.,Rupp, R.A.,Eckerlebe, H. %D 2009 %J Photorefractive Materials, Effects, and Devices Control of Light and Matter, Topical Meeting %N %P %T Holographically prepared diffraction gratings in nanoparticle dispersed polymers for neutron optics %U %X