Photon-assisted electronic and spin transport through two T-shaped three-quantum-dot molecules embedded in an Aharonov

Photon-assisted electronic and spin transport through two T-shaped three-quantum-dot molecules embedded in an Aharonov–Bohm interferometer

Bai Jiyuan^{1, 3}, Li Li^{1, †}, He Zelong^{2, ‡}, Ye Shujiang³, Zhao Shujun³, Dang Suihu², Sun Weimin¹

Spin-dependent average current resonance spectra (a) before and (b) after applying the time-modulated external field, with k = 2.0, W_L = W_R = 1.0, ψ = π/2, and Δ φ_R = π/2. The spin up/down is denoted by arrow ↑/↓.