Lorentz transmission electron microscopy on nanometric magnetic bubbles and skyrmions in bilayered manganites La1.2Sr1.8(Mn1−yRuy)2O7 with controlled magnetic anisotropy (磁気異方性を制御した二重層マンガン酸化物La1.2Sr1.8(Mn1-yRuy)2O7におけるナノスケール磁気バブルとスキルミオンのローレンツ電顕観察)
D. Morikawa, X. Z. Yu, Y. Kaneko, Y. Tokunaga, T. Nagai, K. Kimoto, T. Arima, Y. Tokura.