The one-dimensional ring symmetrically coupled to ferromagnetic leads and interrupted by a tunnel barrier in the lower arm.
The spin-dependent conductance against . for (a) and (b); (, ) for (c) and (d). The solid and dashed lines correspond to and . In the presence of SOC shown in (e) and (f) (with , , and ).
Conductance amplitude for antiparallel configuration of the magnetic moments of the two ferromagnetic electrodes as the function of the . Spin-up and spin-down with for (a) and with and for (b). The solid and dashed lines correspond to and .
Conductance resonances as a function of different values of the AB flux under the condition of the Rashba spin-orbit parameter . [(a) and (b)] Tunnel barrier ; [(c) and (d)] .
The spin-dependent conductance against Rashba spin-orbit parameter . Under the condition of tunnel barrier and . The solid, dashed, and dotted lines correspond to , , and .
TMR for the different Rashba parameter and tunnel barrier strength against for (a) , (b) , and (c) , respectively.
Article metrics loading...
Full text loading...