198190 ⎘
Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation , reproducing using an optical beam at lower power ; Record carriers therefor; Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising inorganic materials only, e.g. ablative layers; Non-metallic elements Halides (F, CI, Br...)
Recording layer, information recording medium, and target
#2OPTICAL RECORDING MEDIUM, METHOD OF MANUFACTURING OPTICAL RECORDING MEDIUM, RECORDING METHOD AND REPRODUCING METHOD
#3PHASE CHANGE MEMORY AND RECORDING MATERIAL FOR PHASE CHANGE MEMORY