Spin transport properties of a Dresselhaus-polygonal quantum ring*
Tang Han-Zhaoa), Zhai Li-Xuea), Shen Mana),b)†, Liu Jian-Juna),c)‡
       
Spin-dependent conductances G 0→ m in a square ( N = 4 and m = 1) when the incident electrons are polarized spin-up, shown in panel (a) as a function of k D l with kl = 3.4 π and in panel (b) as a function of the wave vector kl with k D l = 0.5 π .