Direct imaging of valley-polarized excitons in a van der Waals heterostructure

David R. Bacon,Xing Zhu,Vivek Pareek,Ouri Karni,Elyse Barré,Michael K. Man,Julien Madéo,Jenny Hu,Aidan L. O’Beirne,Henrique B. Ribeiro,Tony F. Heinz,Keshav M. Dani

2023 Conference on Lasers and Electro-Optics (CLEO)（2023）

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摘要

We directly image valley-polarized excitons in a WSe 2 /MoS 2 heterostructure using time- and angle-resolved micro photoemission spectroscopy, before and after interlayer exciton formation.

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关键词

angle-resolved microphotoemission spectroscopy,direct imaging,image valley-polarized excitons,interlayer exciton formation,van der

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