%0 Journal Article %T Quantitative evaluation of magnetic flux density in a magnetic recording head and pseudo soft underlayer by electron holography %A Xia,, Weixing %A Hirata,, Kei %A Yanagisawa,, Keiichi %A Ishida,, Yoichi %A Kasai,, Hiroto %A Yanagiuchi,, Katsuaki %A Shindo,, Daisuke %A Tonomura,, Akira %J Journal of Electron Microscopy %V 59 %N 5 %P 331-337 %@ 2050-5698 %D 2010-10-01 %I Oxford Academic %~ DeepDyve