TY - JOUR A1 - Gilbert, M. A1 - Mertins, H.-Ch. A1 - Tesch, M. A1 - Berges, O. A1 - Feilbach, H. A1 - Schneider, C. M. T1 - Tetra Mag: A Compact Magnetization Device Based on Eight Rotating Permanent Magnets JF - Rev. Sci. Instrum. Y1 - 2012 VL - 83 ER -