NEUTRON DIFFRACTION STUDIES OF CRYSTAL STRUCTURE OF BaSn2Fe4O11

R. Przeniosło1, I. Sosnowska1, P. Fischer2, M. Shiojiri2

1 Institute of Experimental Physics, Warsaw University, 00-681 Warsaw, Poland,
2 Laboratorium fuer Neutronenstreuung ETH Zurich and Paul Scherrer Institut, CH-5232 Villigen PSI, Switzerland,
3 Kyoto Institute of Technology, Kyoto 606, Japan

Refinement of the crystal structure of BaSn2Fe4O11 was done by using neutron diffraction data collected at 240 K and the Shiojiri model of structure. A new set of structure parameters has been found.