Phosphorus nanorods were synthesized as P−
12 polymers in two modifications.
The red-brown phase differs from red phosphorus and is also stable in air for weeks. Electron microscope showed the red-brown form as having long, parallel nanorods with a diameter between 0.34 nm and 0.47 nm.
Form | white(α) | white(β) | violet | black |
---|---|---|---|---|
Symmetry | Body-centred cubic | Triclinic | Monoclinic | Orthorhombic |
Pearson symbol | aP24 | mP84 | oS8 | |
Space group | I43m | P1 No.2 | P2/c No.13 | Cmca No.64 |
Density (g/cm3) | 1.828 | 1.88 | 2.36 | 2.69 |
Bandgap (eV) | 2.1 | 1.5 | 0.34 | |
Refractive index | 1.8244 | 2.6 | 2.4 |
Read more about this topic: Allotropes Of Phosphorus