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Research Article

Tunable Negative Poisson’s Ratio in Van der Waals Superlattice

Table 2

The values of , , and Poisson’s ratio of G/-BN superlattices in different stacking modes.

Stacking mode (Å) (eV)Poisson’s ratio

A3.448-0.31-0.109
B3.416-0.31-0.111
C3.274-0.22-0.023