Gallium manganese arsenide
= Gallium manganese arsenide
{wiki=Gallium_manganese_arsenide}
Gallium manganese arsenide (GaMnAs) is a semiconductor material composed of gallium (Ga), manganese (Mn), and arsenic (As). It is a notable example of a diluted magnetic semiconductor, which means that it exhibits both semiconductor properties and magnetic properties due to the presence of manganese.