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説明:
(abstract)A mirror twin boundary (MTB) in a transition metal dichalcogenide monolayer can host one-dimensional electron liquid of a topological nature with tunable interactions. Unfortunately, electrical characterization of such boundaries has been challenging due to the paucity of samples with large enough size and high quality. Here, we report the conductance measurements of individual MTBs in epitaxially grown monolayer molybdenum disulfide bicrystals that are tens of micrometers long. These MTBs exhibit power-law behaviors of conductance as a function of temperature and bias voltage up to room temperature, consistent with electrons tunneling into a Luttinger liquid. Transport measurements of two distinct types of MTBs reveal the critical role of the atomic-scale defects. This study demonstrates that MTBs in transition metal dichalcogenide monolayers provide an exciting new platform for studying the interplay between electronic interactions and topology.
権利情報:
© 2025 American Physical Society
キーワード: Mirror twin boundary (MTB), Transition metal dichalcogenide (TMD), Luttinger liquid
刊行年月日: 2025-01-27
出版者: American Physical Society (APS)
掲載誌:
研究助成金:
原稿種別: 著者最終稿 (Accepted manuscript)
MDR DOI:
公開URL: https://doi.org/10.1103/PhysRevLett.134.046301
関連資料:
その他の識別子:
連絡先:
更新時刻: 2026-07-06 11:14:38 +0900
MDRでの公開時刻: 2026-07-06 12:30:05 +0900
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2025A00977G_MTB transport main text_revision_vfinal.pdf
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サイズ | 854KB | 詳細 |