La3Ge

La₃Ge is an intermetallic ceramic compound combining lanthanum (a rare-earth element) with germanium, forming a brittle ceramic material. This is primarily a research material studied for potential applications in thermoelectric devices, nuclear fuel matrices, and specialized high-temperature systems where rare-earth intermetallics offer unique electronic or thermal properties. La₃Ge represents an experimental class of rare-earth germanides; practical industrial adoption remains limited, but the material family is of interest in materials research for advanced energy conversion and radiation-resistant applications where rare-earth compounds show promise over conventional ceramics.