Durable magneto-optical disk having a rare earth-transition amor

Details Durable magneto-optical disk having a rare earth-transition amor Durable magneto-optical disk having a rare earth-transition amor

1997-03-31

1998-01-27

Hindi, Nabil

Dynamic information storage or retrieval

Storage or retrieval by simultaneous application of diverse...

Magnetic field and light beam

3692752, G11B 1100

Patent

active

057128332

ABSTRACT:
A magneto-optical disk having improved durability and unchanging properties including a substrate, a first dielectric layer, a magneto-optical recording layer, a second dielectric layer and a reflective layer, the second dielectric layer having a heat conductivity greater than that of the first dielectric layer, the magneto-optical layer being made of a ferrimagnetic material of a rare earth-transition amorphous.

REFERENCES:
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patent: 5341349 (1994-08-01), Kagami et al.
patent: 5361248 (1994-11-01), Hatwar et al.
patent: 5400316 (1995-03-01), Igarashi
patent: 5430706 (1995-07-01), Utsunomiya et al.
patent: 5442619 (1995-08-01), Van Uijen et al.
patent: 5479392 (1995-12-01), Holtslag et al.

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