Arsenic Monophosphide

Arsenic monophosphide is a binary compound made up of arsenic and phosphorus. Its chemical formula is AsP, indicating that it contains one atom of arsenic and one atom of phosphorus per molecule.

Arsenic monophosphide belongs to the zincblende crystal structure and has a lattice constant of 5.45 Å. It is a semiconductor with a direct bandgap of approximately 1.35 eV at room temperature.

The compound can be synthesized by reacting arsenic and phosphorus in a sealed quartz tube under high pressure and temperature conditions. It is a dark gray powder with a melting point of approximately 1,100 °C and a density of 5.73 g/cm³.

Arsenic monophosphide has applications in optoelectronic devices such as solar cells, light-emitting diodes (LEDs), and lasers due to its semiconducting properties. It is also used in the production of III-V compound semiconductors, which are important materials for electronic and photonic applications.