Dynamics of spins in semiconductor quantum wells under drift

Author(s)
Miah, M Idrish
Griffith University Author(s)
Year published
2009
Metadata
Show full item record
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.
Journal Title
Journal of Luminescence
Volume
129
Issue
9
DOI
Subject
Atomic, molecular and optical physics
Physical chemistry
Publication URI
Collection