Review Article
An Overview on Structure and Field Emission Properties of Carbon Nitride Films
Table 1
The structure parameters of crystal, bulk moduli
, and total energies
for five kinds of the predicted carbon nitride crystals.
| | | -C3N4 | -C3N4 | Cubic-C3N4 | Pseudocubic-C3N4 | Graphite-C3N4 |
| | Space group | P31c(159) | P3(143) | I3d(220) | p2m(111) | Pm2(187) | | 4 | 2 | 4 | 1 | 2 | | () | 6.4665 | 6.4017 | 5.3973 | 3.4232 | 4.7420 | | () | 4.7097 | 2.4041 | | | 6.7205 | | (GPa) | 425 | 451 | 496 | 448 | | | (eV/unit) | −1598.669 | −1598.403 | −1597.388 | −1597.225 | −1598.71 |
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