| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a photorecording medium which can rapidly rewrite data at not more than 70 value of (laser wavelength λ/numerical aperture NA of objective lens)/rewrite linear velocity V and also can rewrite data rapidly even in a next generation photorecording system represented by a blue ray disc. <P>SOLUTION: The recording layer 20 of the photorecording medium 10 is composed of at least Sb and Mg as main components. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
