Deconvoluting reversal modes in exchange-biased nanodots

Randy K. Dumas,1 Chang-Peng Li,2 Igor V. Roshchin,3,4 Ivan K. Schuller,2 and Kai Liu1,* 1Physics Department, University of California, Davis, California 95616, USA 2Physics Department and Center for Advanced Nanoscience, University of California San Diego, La Jolla, California 92093, USA 3Department of Physics and Astronomy, Texas A&M University, College Station, Texas, 77843, USA 4Materials Science and Engineering Program, Texas A&M University, College Station, Texas, 77843, USA (Received 5 March 2012; revised manuscript received 18 June 2012; published 15 October 2012)