List of tables

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List of tables

LIST OF TABLES

Table 1.1. Basic properties of hexagonal GaN at 300K………...05

Table 1.2. Basic properties of cubic GaN at 300K………...06

Table 1.3. The best reported cubic GaN layers grown (optimum growth conditions)……….10

Table 1.4. Elastic constants and internal-strain parameter of zincblende GaN………17

Table 1.5. Polarity, piezoelectric charge, piezoelectric constants (in units of C/m²) and transverse effective charge (in units of e) of zincblende GaN………..19

Table 1.6. The calculated structural parameters of rocksalt ScN………22

Table 1.7. Summary of important features of band structures of rocksalt ScN………...23

Table 3.1. Band-gap energies for ScN and GaN used in the fits………..51

Table 3.2. Pseudopotential parameters for ScN and GaN………51

Table 3.3. Direct band gap energy ( EΓΓ ) of zinc-blende ScxGa1–xN for various Sc concentrations x (0 ≤ x ≤ 1)………..56

Table 3.4. Conduction and valence band edge electron and heavy hole effective masses (in units of the free electron mass ^m0 ), at the Γ points of the Brillouin zone in zincblende ScxGa1–xN for various Sc concentrations x (0 ≤ x ≤1 )………...61

Table 3.5. Refractive index in zincblnde ScxGa1–xN for for various Sc concentrations x (0 ≤ x ≤1 )……….62

Table 3.6. Static and high-frequency dielectric constant in zincblnde ScxGa1–xN for for various Sc concentrations x (0 ≤ x ≤1 )………...64

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