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March 13, 2026Journal of Physics Condensed Matter

Valley modulation in WSe 2 /VSe 2 heterostructures via phase engineering

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Authors

ZCZilong ChenGuangdong University of TechnologyZZZongnan ZhangXi'an Jiaotong UniversityCZChunmiao ZhangXiamen University

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Implication

The study demonstrates valley modulation in heterostructures, implying advancements in controlling spin-valley characteristics in materials.

Key Points

  • This research aims to manipulate the valley degrees of freedom in WSe2/VSe2 heterostructures.
  • Systematic comparison of spin-valley characteristics using first-principles calculations.
  • Manipulation of band hybridization through phase engineering.
  • Application of vertical strain to enhance valley splitting.
  • Observed significant valley modulation in WSe2/1T-VSe2 heterostructures.
  • Achieved maximum valley splitting of 172.2 meV with vertical strain.
  • Limited impact of biaxial strain on valley splitting in both heterostructures.

Cite This Study

Chen et al. (2026) studied this question.

synapsesocial.com/papers/69b3ab8002a1e69014ccc677https://doi.org/10.1088/1361-648x/ae5012
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