2015
(Invited) Photoluminescence Carrier Dynamics and Photon Statistics of Covalent Dopant-Induced Trap States in Single Wall Carbon Nanotubes
Doorn S, Ma X, Hartmann N, Yalcin S, Htoon H. (Invited) Photoluminescence Carrier Dynamics and Photon Statistics of Covalent Dopant-Induced Trap States in Single Wall Carbon Nanotubes. ECS Meeting Abstracts 2015, MA2015-01: 803-803. DOI: 10.1149/ma2015-01/6/803.Peer-Reviewed Original ResearchDopant sitesEmitting statesNanowire single-photon detectorsRoom temperature photonQuantum information processingNovel photon sourcesSingle-photon detectorsImportance of excitonsSingle-photon emittersNon-radiative decay pathwaysLocalization of excitonsPhotoluminescence quantum yieldPhotoluminescence decay dynamicsPhoton correlation studiesSingle-tube levelPhoton sourcesLow-temperature studiesPhoton statisticsCarrier dynamicsPhoton emittersDecay dynamicsExciton mobilityPhotoluminescence lifetimePhotoluminescence studiesElectronic structureDynamic and Steady State Optical Studies of Individual Covalent Dopant Sites in Single-Wall Carbon Nanotubes
Hartmann N, Yalcin S, Haroz E, Ma X, Htoon H, Doorn S. Dynamic and Steady State Optical Studies of Individual Covalent Dopant Sites in Single-Wall Carbon Nanotubes. ECS Meeting Abstracts 2015, MA2015-01: 805-805. DOI: 10.1149/ma2015-01/6/805.Peer-Reviewed Original ResearchSingle-wall carbon nanotubesDopant sitesCarbon nanotubesUse of SWCNTsLight-harvesting systemsWall carbon nanotubesPhotoluminescence quantum yieldAssociated functional groupsType of dopantCovalent functionalizationNon-radiative decay channelsFunctional groupsChem.Electronic structureLow-temperature studiesQuantum yieldChemical propertiesEfficient emittersEmitting statesLong PL lifetimeOptical propertiesLong single-wall carbon nanotubesDynamic optical propertiesSingle-tube levelEmission intensity
2014
Electronic Structure and Chemical Nature of Oxygen Dopant States in Carbon Nanotubes
Ma X, Adamska L, Yamaguchi H, Yalcin SE, Tretiak S, Doorn SK, Htoon H. Electronic Structure and Chemical Nature of Oxygen Dopant States in Carbon Nanotubes. ACS Nano 2014, 8: 10782-10789. PMID: 25265272, DOI: 10.1021/nn504553y.Peer-Reviewed Original ResearchSingle-walled carbon nanotubesCarbon nanotubesOxygen-doped single-walled carbon nanotubesEmission peakElectronic structure simulationsLocal dielectric environmentChemical adductsDeep trap statesChemical natureAsymmetric emission peaksElectronic structureE11 excitonNanotubesOxygen dopingSingle nanotubePhotoluminescence studiesDopant statesDielectric environmentTemperature photoluminescence studiesAdductsTrap statesStructure simulationsBright exciton peakSpectral featuresEnergy splitting