Soft underlayer noise in perpendicular recording and its impact on error rate Xiao, Min ; Wilson, B. ; Takano, K. ; Do, Hoa ; Ikeda, Y. ; Rosen, H. Abstract Publication: IEEE Transactions on Magnetics Pub Date: October 2005 DOI: 10.1109/TMAG.2005.855277 Bibcode: 2005ITM....41.3154X