| 摘要 |
<p>A phase-change recording material on which high speed recording/erasing is possible, which has excellent recording characteristics, which has a high storage stability of recording signals and which is excellent in the repeated recording durability, and an information recording medium using the above material are provided. A phase-change recording material characterized by containing as the main component a composition represented by ä(Sb1-xGex)1-yInyü1-z-wMzTew wherein x, y, z and w are numbers satisfying 0.001</=x</=0.3, 0</=y</=0.4, 0</=z</=0.2 and 0</=w</=0.1, and M is at least one element selected from lanthanoids, provided that z and w are not 0 at the same time. <IMAGE> <IMAGE></p> |
