OPTICAL RECORDING MEDIUM, AND SPUTTERING TARGET AND METHOD FOR PRODUCING THE SAME

摘要

An optical recording medium containing a substrate and a recording layer over the substrate, wherein the recording layer primarily contains Bi and O, and further contains B and at least one element X selected from Ge, Li, Sn, Cu, Fe, Pd, Zn, Mg, Nd, Mn and Ni, and a sputtering target containing Bi, B and at least one element X selected from Ge, Li, Sn, Cu, Fe, Pd, Zn, Mg, Nd, Mn and Ni.