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  • Dynamics of spins in semiconductor quantum wells under drift

    Author(s)
    Miah, M Idrish
    Griffith University Author(s)
    Miah, Mohammad I.
    Year published
    2009
    Metadata
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    Abstract
    The dynamicsofspinsinsemiconductorquantumwellsunderappliedelectricbiashasbeen investigatedbyphotoluminescence(PL)spectroscopy.Thebias-dependentpolarizationofPL(PPL) was measuredatdifferenttemperatures.The PPL wasfoundtodecaywithanenhancementofincreasingthe strength ofthenegativebias,withanexceptionoccurredforalowvalueofthenegativebias.The PPL wasalsofoundtodependonthetemperature.The PPL in thepresenceofatransversemagneticfieldwas also studied.Theresultsshowedthat PPL in themagneticfieldoscillatesunderanappliedbias, demonstratingthatthedephasingofelectronspinoccursduringthedrifttransportinsemiconductor quantumwells.The dynamicsofspinsinsemiconductorquantumwellsunderappliedelectricbiashasbeen investigatedbyphotoluminescence(PL)spectroscopy.Thebias-dependentpolarizationofPL(PPL) was measuredatdifferenttemperatures.The PPL wasfoundtodecaywithanenhancementofincreasingthe strength ofthenegativebias,withanexceptionoccurredforalowvalueofthenegativebias.The PPL wasalsofoundtodependonthetemperature.The PPL in thepresenceofatransversemagneticfieldwas also studied.Theresultsshowedthat PPL in themagneticfieldoscillatesunderanappliedbias, demonstratingthatthedephasingofelectronspinoccursduringthedrifttransportinsemiconductor quantumwells.
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    Journal Title
    Journal of Luminescence
    Volume
    129
    Issue
    9
    DOI
    https://doi.org/10.1016/j.jlumin.2009.04.006
    Subject
    Atomic, molecular and optical physics
    Physical chemistry
    Publication URI
    http://hdl.handle.net/10072/29418
    Collection
    • Journal articles

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