Position-dependent valley polarization and valley coherence of WS2 monolayers

Conference Paper (2021)
Author(s)

Irina Komen (TU Delft - Applied Sciences)

Sabrya E. van Heijst (TU Delft - Applied Sciences)

Sonia Conesa-Boj (TU Delft - Applied Sciences)

L. Kuipers (TU Delft - Applied Sciences)

Research Group
QN/Kuipers Lab
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Publication Year
2021
Language
English
Research Group
QN/Kuipers Lab
ISBN (electronic)
978-1-55752820-9
Event
2021 European Quantum Electronics Conference, EQEC 2021 - Part of 2021 Conference on Lasers and Electro-Optics Europe, CLEO 2021 (2021-06-21 - 2021-06-25), Virtual, Online, Germany
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Abstract

We characterize the polarization properties of the photoluminescence from CVD-grown WS2 monolayer flakes. We find an inverse relationship between the non-uniform WS2 photoluminescence intensity, the valley polarization and the valley coherence.

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