Physics of Magnetism

132 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS field to reverse the magnetization of the irradiated material. After the laser ...

SECTION 13.2. MAGNETO-OPTICAL RECORDING MATERIALS 133 13.2. MAGNETO-OPTICAL RECORDING MATERIALS An important group of magneto-op ...

134 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS Gambino et al. (1973) is the most prominent one and will be discussed briefly. ...

SECTION 13.2. MAGNETO-OPTICAL RECORDING MATERIALS 135 We mentioned already that the anisotropy constant does not vary strongly a ...

(^136) CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS a small angle when the light is reflected by a magnetic layer. This rotation ...

SECTION 13.2. MAGNETO-OPTICAL RECORDING MATERIALS 137 the magneto-optical rotation does not originate from the overall magnetiza ...

138 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS ...

SECTION 13.3. MATERIALS FOR HIGH-DENSITY MAGNETIC RECORDING 139 is due to the Fe sublattice. It can also be seen in the figure t ...

140 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS The second method is based on so-called perpendicular magnetic recording, in wh ...

SECTION 13.3. MATERIALS FOR HIGH-DENSITY MAGNETIC RECORDING 141 Fig. 13.3.3 by for perpendicular recording and by for longitudin ...

142 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS The minimum magnetization transition length L for a Co–Cr film is assumed to be ...

SECTION 13.3. MATERIALS FOR HIGH-DENSITY MAGNETIC RECORDING 143 be optimized in the manufacturing process. As a rule, higher rec ...

144 CHAPTER 13. HIGH-DENSITY RECORDING MATERIALS ...

SECTION 13.3. MATERIALS FOR HIGH-DENSITY MAGNETIC RECORDING 145 Thin magnetic films have replaced most of the particulate media ...

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14 Soft-Magnetic Materials 14.1. INTRODUCTION Soft-magnetic materials are mainly used in magnetic cores of transformers, motors, ...

148 CHAPTER 14. SOFT-MAGNETIC MATERIALS Domain theory for rotational processes leads to the following expression for the initial ...

SECTION 14.2. SURVEY OF MATERIALS 149 thousands of tons. The major part of this material is used for the generation and distribu ...

150 CHAPTER 14. SOFT-MAGNETIC MATERIALS in a way so as to minimize the magnetostatic energy. An example of such a domain pattern ...

SECTION 14.2. SURVEY OF MATERIALS 151 For a polycrystalline alloy, the magnetization directions of the various domains have a ra ...