Effects of thickness and annealing condition on magnetic properties and thermal stabilities of Ta/Nd/NdFeB/Nd/Ta sandwiched films |
Dependences of the (a) in-plane and (b) out-of-plane coercivities on NdFeB layer thickness in Ta/Nd(250 nm)/NdFeB/Nd(250 nm)/Ta films annealed for 30 min at different temperatures, respectively. |