| abstract |
A thermally assisted magnetic device applied to a recording head is provided. A thermally assisted magnetic device includes a magnetic head and at least an overcoat positioned on a near-field transducer of the magnetic head, the overcoat comprising: yttrium oxide, scandium oxide, It includes an inner layer 307 made of a lanthanoid oxide, an actinide oxide, or a zinc oxide, and an outer layer 309 made of aluminum oxide, silicon oxide, tantalum oxide, or hafnium oxide. [Selection] Figure 3 |