Accessing valley degree of freedom in bulk Tin(II) sulfide at room temperature

Shuren Lin; Alexandra Carvalho; Shancheng Yan; Roger Li; Sujung Kim; Aleksandr Rodin; Lídia Carvalho; Emory M. Chan; Xi Wang; Antonio H. Castro Neto; Jie Yao

doi:10.1038/s41467-018-03897-3

Nature Communications (Apr 2018)

Accessing valley degree of freedom in bulk Tin(II) sulfide at room temperature

Shuren Lin,
Alexandra Carvalho,
Shancheng Yan,
Roger Li,
Sujung Kim,
Aleksandr Rodin,
Lídia Carvalho,
Emory M. Chan,
Xi Wang,
Antonio H. Castro Neto,
Jie Yao

Affiliations

Shuren Lin: Department of Materials Science and Engineering, University of California
Alexandra Carvalho: Centre for Advanced 2D Materials and Graphene Research Centre, National University of Singapore
Shancheng Yan: School of Geography and Biological Information, Nanjing University of Posts and Telecommunications
Roger Li: Department of Materials Science and Engineering, University of California
Sujung Kim: Department of Materials Science and Engineering, University of California
Aleksandr Rodin: Centre for Advanced 2D Materials and Graphene Research Centre, National University of Singapore
Lídia Carvalho: Centre for Advanced 2D Materials and Graphene Research Centre, National University of Singapore
Emory M. Chan: The Molecular Foundry, Lawrence Berkeley National Laboratory
Xi Wang: Department of Materials Science and Engineering, University of California
Antonio H. Castro Neto: Centre for Advanced 2D Materials and Graphene Research Centre, National University of Singapore
Jie Yao: Department of Materials Science and Engineering, University of California

DOI: https://doi.org/10.1038/s41467-018-03897-3
Journal volume & issue: Vol. 9, no. 1
pp. 1 – 7

Abstract

Read online

Valleytronics leverages the valley degree of freedom to engineer light-matter interaction. Here, the authors demonstrate a room temperature, bias-free valley effect in bulk SnS by means of spectroscopic measurements, previously unattainable using atomically thin transition metal dichalcogenides.

Published in Nature Communications

ISSN: 2041-1723 (Online)
Publisher: Nature Portfolio
Country of publisher: United Kingdom
LCC subjects: Science
Website: https://www.nature.com/ncomms/

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