Spin pumping through magnetic impurity effect
Deng Wei-Yina)†, Sheng Lia),b), Xing Ding-Yu, 邢 定钰a),b)
       
Pumped spin Δ sz versus the static potential U 0 of impurity. The ratio of driving gate potential to Zeeman splitting energy is χ 0 = 0.9. The modulated potential of impurity is U s = 1.5 t 0.