Table 6 Magic formulas for the bcc cube
bcc cube | ||
---|---|---|
| Atoms | 2n3+3n2+3n+1, n≥1 |
Bonds | 14n3+3n2+3n, n≥1 | |
cn=4 | 8, n≥1 | |
cn=6 | 12n−12, n≥1 | |
cn=8 | 1, n=1; 0, n≠1 | |
cn=9 | 6n2−12n+6, n≥1 | |
cn=11 | 8, n≥2 | |
cn=12 | 12n−24, n≥2 | |
cn=13 | 6n2−24n+24, n≥2 | |
cn=14 | 2n3−9n2+15n−9, n≥2 |
bcc cube | ||
---|---|---|
| Atoms | 2n3+3n2+3n+1, n≥1 |
Bonds | 14n3+3n2+3n, n≥1 | |
cn=4 | 8, n≥1 | |
cn=6 | 12n−12, n≥1 | |
cn=8 | 1, n=1; 0, n≠1 | |
cn=9 | 6n2−12n+6, n≥1 | |
cn=11 | 8, n≥2 | |
cn=12 | 12n−24, n≥2 | |
cn=13 | 6n2−24n+24, n≥2 | |
cn=14 | 2n3−9n2+15n−9, n≥2 |