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Coherent manipulationofatwoGlevelquantum systemisofgreatsignificancefortheprecision measurementandquantuminformationprocessing suchasatomicclock atomicinterferometerandquantum computing敭TwoGphotonRabioscilationsbetweenhyperfinegroundstatesofrubidiumatomssimultaneouslydrivenby microwaveandradiofrequency MWGRF fieldsareexperimentalydemonstrated敭Basedonthecalibrationofthe thermalrelaxationprocessandthemeasurementofthemicrowavetransitionbetweenZeemansublevels thecoherent oscilationsoftheatomicpopulationaredistinctlydistinguishedinthethermalrelaxationprocess敭Moreover the dependenceofthegeneralizedRabifrequencyontheintermediatestatedetuningandthepoweroftheMW RFfields ismeasuredandanalyzedindetail敭Whentheintermediatestatedetuningislargeenough theexperimentalresults areconsistentwiththeequivalenttwoGlevelmodel敭Otherwise themeasuredRabifrequencydeviatesfromthe theoreticalvalueduetothepopulationoftheintermediatestatebyfewatoms敭Theseachievementsprovideus powerfultheoreticalsupportforthecoherentmanipulationoftwoGstatequantumsystems敭 Click to show full abstract
Coherent manipulationofatwoGlevelquantum systemisofgreatsignificancefortheprecision measurementandquantuminformationprocessing suchasatomicclock atomicinterferometerandquantum computing敭TwoGphotonRabioscilationsbetweenhyperfinegroundstatesofrubidiumatomssimultaneouslydrivenby microwaveandradiofrequency MWGRF fieldsareexperimentalydemonstrated敭Basedonthecalibrationofthe thermalrelaxationprocessandthemeasurementofthemicrowavetransitionbetweenZeemansublevels thecoherent oscilationsoftheatomicpopulationaredistinctlydistinguishedinthethermalrelaxationprocess敭Moreover the dependenceofthegeneralizedRabifrequencyontheintermediatestatedetuningandthepoweroftheMW RFfields ismeasuredandanalyzedindetail敭Whentheintermediatestatedetuningislargeenough theexperimentalresults areconsistentwiththeequivalenttwoGlevelmodel敭Otherwise themeasuredRabifrequencydeviatesfromthe theoreticalvalueduetothepopulationoftheintermediatestatebyfewatoms敭Theseachievementsprovideus powerfultheoreticalsupportforthecoherentmanipulationoftwoGstatequantumsystems敭
Journal Title: Physical Review A
Year Published: 2019
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