Transport of indirect excitons in ZnO quantum wells.
@article{Kuznetsova2015TransportOI, title={Transport of indirect excitons in ZnO quantum wells.}, author={Yuliya Y. Kuznetsova and Fedor Fedichkin and Peristera Andreakou and E. V. Calman and L V Butov and Pierre Lefebvre and Thierry Bretagnon and Thierry Guillet and Maria Vladimirova and C. Morhain and J. M. Chauveau}, journal={Optics letters}, year={2015}, volume={40 15}, pages={ 3667-70 } }
We report on spatially- and time-resolved emission measurements and observation of transport of indirect excitons in ZnO/MgZnO wide single quantum wells.
14 Citations
High-mobility indirect excitons in wide single quantum well
- PhysicsApplied Physics Letters
- 2018
Indirect excitons (IXs) are bound pairs of electrons and holes confined in spatially separated layers. We present wide single quantum well (WSQW) heterostructures with high IX mobility, spectrally…
Radiative recombination of confined electrons at the MgZnO/ZnO heterojunction interface
- PhysicsScientific Reports
- 2017
We investigate the optical signature of the interface in a single MgZnO/ZnO heterojunction, which exhibits two orders of magnitude lower resistivity and 10 times higher electron mobility compared…
Indirect excitons in hydrogen-doped ZnO
- Physics
- 2017
We present a correlative experimental and theoretical study of bound excitons in hydrogen-doped ZnO, with a particular focus on the dynamics of their metastable state confined in the sub-surface…
Room-temperature transport of indirect excitons in (Al,Ga)N/GaN quantum wells
- Physics
- 2016
We report on the exciton propagation in polar (Al,Ga)N/GaN quantum wells over several micrometers and up to room temperature. The key ingredient to achieve this result is the crystalline quality of…
Tightly bound indirect exciton in single-layer hybrid organic-inorganic perovskite semiconductor
- Physics
- 2017
Temperature Induced Localization Dynamics of Exciton in ZnO/MgZnO and CdZnO/MgZnO Quantum Well
- Physics, Materials Science2018 10th International Conference on Electrical and Computer Engineering (ICECE)
- 2018
The localization dynamics of photo-generated excitons in ZnO/MgZnO and CdZnO/MgZnO quantum wells (QWs) are studied using the Monte Carlo simulation of exciton hoping for the temperature range of 5 to…
Dipolar excitons offer a rich playground for both design of novel optoelectronic devices and fundamental many-body physics
- Physics
- 2019
Dipolar excitons offer a rich playground for both design of novel optoelectronic devices and fundamental many-body physics. Wide GaN/(AlGa)N quantum wells host a new and promising realization of…
Trapping dipolar exciton fluids in GaN/(AlGa)N nanostructures.
- PhysicsNano letters
- 2019
The in- plane confinement and cooling of dipolar excitons are demonstrated, when trapped in the electrostatic potential created by semitransparent electrodes of various shapes deposited on the sample surface, a prerequisite for the electrical control of the exciton densities and fluxes.
Room-temperature electrical control of exciton flux in a van der Waals heterostructure
- PhysicsNature
- 2018
The ability to manipulate exciton dynamics by creating electrically reconfigurable confining and repulsive potentials for the exciton flux is demonstrated and the results make a strong case for integrating two-dimensional materials in future excitonic devices to enable operation at room temperature.
Indirect excitons in van der Waals heterostructures at room temperature
- Materials Science, Physics2018 Conference on Lasers and Electro-Optics (CLEO)
- 2018
The observation of IXs at room temperature in van der Waals transition metal dichalcogenide (TMD) heterostructure establishes the TMD heterostructures as a material platform both for a field of high-temperature quantum Bose gases of IX's and for aField ofhigh-tem temperature excitonic devices.
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