Magnetic annealing of the ion-beam sputtered IrMn/CoFeB bilayers – positive exchange bias and coercivity behaviourM. Raju, Sujeet Chaudhary and D.K. PandyaEur. Phys. J. B, 86 12 (2013) 491DOI: https://doi.org/10.1140/epjb/e2013-40562-8