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The foundations of magnetic recording /
This expanded and updated new edition provides a comprehensive overview of the science and technology of magnetic recording. In the six years since the publication of the first edition, the magnetic recording and storage industry has burgeoned with the introduction of a host of new ideas and technol...
| Clasificación: | Libro Electrónico |
|---|---|
| Autor principal: | |
| Formato: | Electrónico eBook |
| Idioma: | Inglés |
| Publicado: |
[Place of publication not identified] :
Academic Press,
1993.
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| Edición: | 2nd ed. |
| Temas: | |
| Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Front Cover; The Foundations of Magnetic Recording; Copyright Page; Table of Contents; Preface to the Second Edition; Preface to the First Edition; Dedication and Acknowledgment; Chapter 1. B, H, and M Fields, Magnetism and Measurements; 1.1 Introduction; 1.2 The Magnetic Field H and the Magnetic Moment u; 1.3 Magnestism and the Magnetization M; 1.4 Demagnetizing Fields; 1.5 The Flux Density B; 1.6 Magnetic Measurements; Exercises; Further Reading; Chapter 2. Hysteresis Loops and Multidomain, Single-Domain, and Superparamagnetic Behavior; 2.1 Introduction; 2.2 Major and Minor Loops
- 2.3 Shearing and Unshearing Operations2.4 Remanent Magnetization Loops; 2.5 Anhysteresis; 2.6 Multidomain Behavior; 2.7 Single-Domain Behavior; 2.8 Superparamegnetism; Exercises; Further Reading; Chapter 3. Magnetic Recording Media; 3.1 Introduction; 3.2 Gamma-Ferric Oxide; 3.3 Cobalt Modified y-Fe2O3; 3.4 Chromium Dioxide; 3.5 Metallic Iron Particles; 3.6 Barium Ferrite; 3.7 Tape Manufacturing Processes; 3.8 Metallic Thin Film Disks; 3.9 Metal-Evaporated Tape; 3.10 Perpendicular Recording Media; Exercises; Further Reading; Chapter 4. Magnetic Recording Head Theory; 4.1 Introduction
- 4.2 Magnetic Material Properties4.3 Electrical Equivalents of Magnetic Circuits; 4.4 Equivalent Circuit of a Head; 4.5 Head Inductance; 4.6 Fringing Field Shape; 4.7 The Karlqvist Approximation; 4.8 Field Shape with Conductive Shims; 4.9 Useful Properties of Two Dimensional Fields; Exercises; Further Reading; Chapter 5. Magnetic Recording Head Designs; 5.1 Introduction; 5.2 Laminated Permalloy Heads; 5.3 Ferrite Heads; 5.4 Metal-in-Gap Heads; 5.5 Thin Film Heads; 5.6 Magnetoresistive Heads; 5.7 Hybrid Heads; Exercises; Further Reading; Chapter 6. The Writing, or Recording, Process
- 6.1 Introduction6.2 The Bauer-Mee Bubble Model; 6.3 Computer Modeling With the Priesach Function; 6.4 The Williams-Comstock Model; 6.5 ""Nonlinear"" Writing Processes; Exercises; Further Reading; Chapter 7. Reading, or Reproducing, Process; 7.1 Introduction; 7.2 Tape Fringing Fields; 7.3 The Reproduce-Head Flux and Voltage; 7.4 Reproduce-Head Efficiency; 7.5 The Reciprocity Principle; 7.6 Read-Head Gap Losses; 7.7 Long Wavelength Response; 7.8 Azimuth and Other Losses; 7.9 Magnestoresistive Head Output Voltage; 7.10 The Demagnetization-Remagnetization Cycle; Exercises; Further Reading
- Chapter 8. Noise Processes and Signal-To-Noise Ratios8.1 Introduction; 8.2 Additive and Multiplicative Noises; 8.3 Addition of Noise Powers; 8.4 Tape Noise Total Power; 8.5 Tape Noise Power Spectrum; 8.6 Narrow-Band Signal-to-Noise Ratios; 8.7 Wide-Band Signal-to-Noise Ratio (Thick Media); 8.8 Wide-Band Signal-to-Noise Ratio (Thin Media); 8.9 Packing Density of Particles; Exercises; Further Reading; Chapter 9. Audio and Instrumentation Recorders; 9.1 Introduction; 9.2 Linearity of the Anhysteretic Curve; 9.3 AC-Biased Writing Processes; 9.4 Amplitude and Phase Equalization