| 摘要 |
<p>Process for the preparation of rare-earth borides. The characteristic of the process is heating a rare-earth halide, aluminium and elemental boron. A rare-earth boride preferably means a rare-earth chloride or fluoride. The rare-earth boride obtained is a rare-earth hexaboride or tetraboride, depending on the stoichiometric quantities used. </p> |
