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Strong coupling between Tamm Plasmon and QW exciton

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Strong coupling between Tamm Plasmon and QW exciton. E. Homeyer , C. Symonds, A. Lemaitre* , J.C. Plenet, J. Bellessa LPMCN (Laboratory of Physics of Condensed Mater and Nanostructures) University Claude Bernard Lyon 1, Lyon, France - PowerPoint PPT Presentation

Text of Strong coupling between Tamm Plasmon and QW exciton

  • E. Homeyer, C. Symonds, A. Lemaitre* , J.C. Plenet, J. Bellessa

    LPMCN (Laboratory of Physics of Condensed Mater and Nanostructures)University Claude Bernard Lyon 1, Lyon, France* LPN (Laboratory For Photonics and Nanostructures), Marcoussis, FrancePLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • IntroductionOutline

    Plasmon in GaAs/GaAlAs heterostructuresSamplesPlasmon / heavy- and light-hole exciton mixingRoom temperature experiments

    Tamm plasmon statesDescription of Tamm plasmonsEmission of Tamm/exciton polaritons

    ConclusionPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • IntroductionOutline

    Plasmon in GaAs/GaAlAs heterostructuresSamplesPlasmon / heavy- and light-hole exciton mixingRoom temperature experiments

    Tamm plasmon statesDescription of Tamm plasmonsEmission of Tamm/exciton polaritons

    ConclusionPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Surface plasmonsSurface plasmon : Interface metal / dielectric material

    IntroductionNear a luminescent source (Dye or QW)Weak coupling regimeStrong coupling regime

    Damping & // propagationTM Mode only

    PLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Plasmon in weak coupling regimeObjective : enhancement of the spontaneous emission ratePLMCN 2010, Cuernavaca, Mexico - April 15th 2010Introduction

  • Plasmon in strong couplingPLMCN 2010, Cuernavaca, Mexico - April 15th 2010Introduction

  • Introduction

    Outline

    Plasmon in GaAs/GaAlAs heterostructuresSamplesPlasmon / heavy- and light-hole exciton mixingRoom temperature experiments

    Tamm plasmon statesDescription of Tamm plasmonsEmission of Tamm/exciton polaritons

    ConclusionPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • SamplesPlasmon in GaAs/GaAlAs heterostructuresPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Plasmon/heavy/light-exciton mixing Reflectometry at 77KAnticrossing plasmon/Xlh Strong coupling between SP and excitonsPLMCN 2010, Cuernavaca, Mexico - April 15th 2010Plasmon in GaAs/GaAlAs heterostructures

  • J. Bellessa, C. Symonds, C. Meynaud, J.C. Plenet, E. Cambril, A. Miard, L. Ferlazzo, and A. Lemaitre. Phys. Rev. B 78, 205326 (2008).PLMCN 2010, Cuernavaca, Mexico - April 15th 2010Plasmon in GaAs/GaAlAs heterostructures Dispersion relationPlasmon/heavy/light-exciton mixing

  • Still strong coupling @ RT Rabi energy at resonance 20 meVRoom temperature experimentsPLMCN 2010, Cuernavaca, Mexico - April 15th 2010Plasmon in GaAs/GaAlAs heterostructures

  • IntroductionOutline

    Plasmon in GaAs/GaAlAs heterostructuresSamplesPlasmon / heavy- and light-hole exciton mixingRoom temperature experiments

    Tamm plasmon statesDescription of Tamm plasmonsEmission of Tamm/exciton polaritons

    ConclusionPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Surface mode Bragg mirror / metal layerVery narrow linewidth Direct coupling to radiative lightTE and TM modesDeep penetration length

    A. V. Kavokin, I. A. Shelykh, and G. Malpuech, Phys. Rev. B 72, 233102 2005.M. E. Sasin, et al., Appl. Phys. Lett. 92, 251112 2008.Description of Tamm plasmonsTamm plasmon statesPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Quantum wells in a Tamm structureTamm plasmon statesPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Reflectometry experimentsTamm plasmon statesPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • Luminescence of hybrid statesTamm plasmon statesPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

  • ConclusionHybrid states plasmon/exciton in inorganic semiconductors

    Plasmon/Xlh/Xhh interaction energies of 21 and 22 meV

    Emission of Tamm plasmon/exciton polaritonsPLMCN 2010, Cuernavaca, Mexico - April 15th 2010

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