G
PHYSICS
G11
INFORMATION STORAGE
G11B
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
5/00
Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
G11B5/62
Record carriers characterised by the selection of the material
G11B5/68
comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
G11B5/706
characterised by the composition of the magnetic material