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Spin Relaxation in Bulk Semiconductors by the Elliott-Yafet Mechanism

Outline. IntroductionCreating Spin Polarization via Optical Orientation Generating spin in the conduction band Optical orientation in p- and n-type semiconductors Detection of relaxationThe Elliott-Yafet Mechanism Spin-orbit interaction and scattering Finding the EY relaxation rate Other mec

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Spin Relaxation in Bulk Semiconductors by the Elliott-Yafet Mechanism

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    1. Spin Relaxation in Bulk Semiconductors by the Elliott-Yafet Mechanism

    2. Outline Introduction Creating Spin Polarization via Optical Orientation Generating spin in the conduction band Optical orientation in p- and n-type semiconductors Detection of relaxation The Elliott-Yafet Mechanism Spin-orbit interaction and scattering Finding the EY relaxation rate Other mechanisms Survey of Experimental Results Experimental characteristics of the EY mechanism Conclusion

    3. Introduction

    4. Optical Orientation

    5. Optical Orientation in Doped Semiconductors

    6. Detection of Spin Relaxation

    7. Spin Relaxation

    8. The Spin-Orbit Effect

    9. Band Mixing

    10. Scattering

    11. The Elliott-Yafet Mechanism

    12. The Elliott-Yafet Mechanism

    13. The D'yakonov Perel' Mechanism

    14. EY in p-InSb

    15. EY in n-Silicon

    17. EY in n-GaAs?

    18. Example: Ionized Impurity Scattering

    19. Determining Rate from Mobility

    20. Conduction and Valence Band Wave Functions at k = 0

    21. Theoretical Calculation

    22. Theoretical Calculation

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