Project supported by the Natural Science Foundation of Liaoning Province, China (Grant No. 201202085);the National Natural Science Foundation of China(Grant No. 11004138);the Excellent Young Scientists Fund of Liaoning Provence, China (Grant No. LJQ2011020);the Young Scientists Fund of Shenyang Ligong University (Grant No. 2011QN-04-11)
The spin-polarized linear conductance spectrum and current–voltage characteristics in a four-quantum-dot ring embodied into Aharonov–Bohm (AB) interferometer are investigated theoretically by considering a local R...