Hui XIANG, Hui QUAN, Yiyuan HU, Weiqian ZHAO, Bo XU, Jiang YIN. Piezoelectricity of Graphene-like Monolayer ZnO and GaN [J]. Journal of Inorganic Materials, 2021, 36(5): 492

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- Journal of Inorganic Materials
- Vol. 36, Issue 5, 492 (2021)

1. Crystal structure and phonon spectra of monolayer g-ZnO and g-GaN

2. Band structures of monolayers g-ZnO (a) and g-GaN (b)

3. Monolayers g-ZnO (a) and g-GaN (b) polarization as a function of strain strength when applied uniaxial strain along the armchair direction

4. Total densities of states (TDOS) and partial DOS (PDOS) of monolayers g-ZnO (a) and g-GaN (b) under the conditions of 1% tensile strain along the armchair direction
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Table 1. Elastic stiffness constants C 11 and C 12 (N·m-1) of Clamped-ion and Relaxed-ion components for monolayers g-ZnO and g-GaN) against that of h-BN and graphene (Δ= C 11 - C 12)
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Table 2. Calculated Clamped- and Relaxed-ion e 11 (×10-10, C·m-1) and d 11 (pm·V-1) of g-ZnO and g-GaN against piezoelectric coefficients of wurtzite bulk and graphene-like monolayer BN (h -BN)

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