• Acta Optica Sinica
  • Vol. 42, Issue 23, 2327001 (2022)
Yu Guo1, Pengfei Liu1, and Chuancun Shu2,*
Author Affiliations
  • 1School of Physics and Electronic Science, Hunan Provincial Key Laboratory of Flexible Electronic Materials Genome Engineering, Changsha University of Science and Technology, Changsha 410114, Hunan , China
  • 2School of Physics and Electronics, Hunan Provincial Key Laboratory of Nanophotonics and Devices, Hunan Key Laboratory of Super-Microstructure and Ultrafast Process, Central South University, Changsha 410012, Hunan , China
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    DOI: 10.3788/AOS202242.2327001 Cite this Article Set citation alerts
    Yu Guo, Pengfei Liu, Chuancun Shu. Optical Control of Coherent Population Transfer in Asymmetric Double Quantum-Dot System[J]. Acta Optica Sinica, 2022, 42(23): 2327001 Copy Citation Text show less
    Schematic diagrams of asymmetric double quantum-dot system. (a) Schematic illustration of band structure; (b) schematic illustration of energy level configuration
    Fig. 1. Schematic diagrams of asymmetric double quantum-dot system. (a) Schematic illustration of band structure; (b) schematic illustration of energy level configuration
    Numerical simulation of pulse-area condition. Probability of population transfer F as a function of pulse area for (a) Gaussian pulse, (b) multi-period cos-like pulse, and (c) single-period cos-like pulse; population evolution of indirect exciton states driven by (d) Gaussian pulse, (e) multi-period cos-like pulse, and (f) single-period cos-like pulse
    Fig. 2. Numerical simulation of pulse-area condition. Probability of population transfer F as a function of pulse area for (a) Gaussian pulse, (b) multi-period cos-like pulse, and (c) single-period cos-like pulse; population evolution of indirect exciton states driven by (d) Gaussian pulse, (e) multi-period cos-like pulse, and (f) single-period cos-like pulse
    Robustness of schemes. (a) Effect of relative deviation of pulse amplitude on probability of population transfer; (b) effect of relative deviation of pulse center frequency on probability of population transfer; (c) spectral amplitude varying with frequency
    Fig. 3. Robustness of schemes. (a) Effect of relative deviation of pulse amplitude on probability of population transfer; (b) effect of relative deviation of pulse center frequency on probability of population transfer; (c) spectral amplitude varying with frequency
    Influence of decoherence effect. (a) Gaussian pulse; (b) multi-period cos-like pulse; (c) single-period cos-like pulse
    Fig. 4. Influence of decoherence effect. (a) Gaussian pulse; (b) multi-period cos-like pulse; (c) single-period cos-like pulse
    Probability of population transfer varying with population decay rate
    Fig. 5. Probability of population transfer varying with population decay rate