Mechanisms of manipulating valley splitting in MoTe₂/MnS₂ van der Waals heterostructure by electric field and strains.

3f , the values of the Berry curvature Ω z ( K ) and Ω z ( K ′) display a decreasing trend with increasing compressive strain, while increasing with escalating tensile strain.

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Additionally, the difference in the Berry curvature Δ Ω shows an increasing trend from compressive 3% to tensile 3%.

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