Low frequency noise in asymmetric double barrier magnetic tunnel junctions with a top thin MgO layer

Guo Hui-Qiang^a), Tang Wei-Yue†^a), Liu Liang^b),^c), Wei Jian‡^b),^c), Li Da-Lai^d), Feng Jia-Feng^d), Han Xiu-Feng^d)

(a) Schematic diagram of the stack of asymmetric double barrier magnetic tunnel junction (DBMTJ). (b) Illustration of angle θ between the easy axis and the external magnetic field. The easy axis direction in the figure is the positive direction.