Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:chemical_compound
gptkb:allotrope |
| gptkbp:allotropeOf |
gptkb:phosphorus
|
| gptkbp:appearance |
black, flaky solid
|
| gptkbp:bandGap |
0.3 eV (bulk)
2.0 eV (monolayer) |
| gptkbp:category |
gptkb:2D_material
gptkb:semiconductor_material |
| gptkbp:chemicalFormula |
P
|
| gptkbp:color |
black
|
| gptkbp:crystalSystem |
orthorhombic
|
| gptkbp:density |
2.69 g/cm³
|
| gptkbp:discoveredBy |
gptkb:Johann_Wilhelm_Hittorf
|
| gptkbp:discoveredIn |
1914
|
| gptkbp:electricalConductivity |
gptkb:microprocessor
|
| gptkbp:meltingPoint |
590 °C
|
| gptkbp:relatedTo |
gptkb:phosphorene
|
| gptkbp:solubility |
insoluble in water
|
| gptkbp:stable |
more stable than white phosphorus
|
| gptkbp:toxicity |
less toxic than white phosphorus
|
| gptkbp:type |
reacts with oxygen
|
| gptkbp:uses |
electronics
optoelectronics photodetectors field-effect transistors |
| gptkbp:bfsParent |
gptkb:tetraphosphorus
gptkb:Tetrahedral_(P4) |
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
black phosphorus
|