This is a scanning electron micrograph of a crystal of copper indium gallium diselenide, which is a semiconductor used to make solar panels. (discovermagazine.com)
Global Solar uses a technology known as copper indium gallium selenide (CIGS) to make its thin - film solar cells. (scientificamerican.com)
He recognized that commercially available MOCVD machines could not grow indium gallium nitride films good enough to emit light brightly, so he set about modifying his setup. (scientificamerican.com)