Neutron diffraction and specific heat studies on the magnetic ordering in the †FeII„ ...FeII„ ...„ox...2„Phen...2‡n molecular magnet

C. J. Ho,1 J. L. Her,1 C. P. Sun,1 C. C. Yang,2 C. L. Huang,1 C. C. Chou,1 Lu-Lin Li,3 K. J. Lin,3 W. H. Li,2 J. W. Lynn,4 and H. D. Yang1,* 1Department of Physics, Center of Nanoscience and Nanotechnology, National Sun Yat-Sen University, Kaohsiung 804, Taiwan 2Department of Physics and Center for Neutron Beam Applications, National Central University, Chung-Li 32054, Taiwan 3Department of Chemistry, Center of Nanoscience and Nanotechnology, National Chung-Hsing University, Taichung 402, Taiwan 4NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, Maryland 20899, USA Received 31 March 2007; revised manuscript received 5 October 2007; published 19 December 2007