Magnetic and orbital order in (RMnO3)n/(AMnO3)2n superlattices studied via a double-exchange model with strain

Shuai Dong,1,2,3,4 Qinfang Zhang,5,6,7 Seiji Yunoki,6,7,8 J.-M. Liu,4,9 and Elbio Dagotto2,3 1Department of Physics, Southeast University, Nanjing 211189, China 2Department of Physics and Astronomy, University of Tennessee, Knoxville, Tennessee 37996, USA 3Materials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, USA 4National Laboratory of Solid State Microstructures, Nanjing University, Nanjing 210093, China 5Key Laboratory for Advanced Technology in Environmental Protection of Jiangsu Province, Yancheng Institute of technology, Yancheng 224051, China 6Computational Condensed Matter Physics Laboratory, RIKEN ASI, Wako, Saitama 351-0198, Japan 7CREST, Japan Science and Technology Agency (JST), Kawaguchi, Saitama 332-0012, Japan 8Computational Materials Science Research Team, RIKEN AICS, Kobe, Hyogo 650-0047, Japan 9International Center for Materials Physics, Chinese Academy of Sciences, Shenyang 110016, China (Received 17 September 2012; published 19 November 2012)