The company's offerings includes compound semiconductors -- chips made from compond materials, such as gallium arsenide (GaAs) and gallium nitride (GaN), rather than silicon. Compound semiconductors are used in high-tech devices, including photovoltaic solar cells and optical components for high-speed telecommunications networks, EMCORE's customers include Alcatel-Lucent, Boeing, Ciso Systems, General Dynamics, Hewlett-Packard, Intel, Lockheed Martin, Motorola, Sycamore Networks, Tellabs, and the US government (13% of sales).
