Includes indexes.

Includes bibliographical references (pages [193]-205).

1 The Basis of Nanomagnetism -- 1.1 Introduction: The Importance of Nanomagnetism -- 1.2 The Origin of Nanomagnetic Behavior -- 1.2.1 Sample Dimensions and Characteristic Lengths -- 1.2.2 Broken Translation Symmetry -- 1.2.3 Nanoscopic Samples and Magnetization Reversal -- 1.3 Dimensionality and Critical Behavior -- References -- 2 Magnetic Domains -- 2.1 Introduction -- 2.2 Interactions in Magnetic Materials -- 2.2.1 Exchange Interaction -- 2.2.2 Magnetostatic Energy -- 2.2.3 Magnetic Anisotropy -- 2.2.4 Magnetoelastic Energy and Magnetostriction -- 2.3 Elements of Micromagnetism -- 2.3.1 Equation of Motion -- 2.4 Magnetic Domains -- 2.4.1 Domain Wall Width -- 2.4.2 Domain Wall Motion -- 2.5 Random Anisotropy -- References -- 3 Magnetism of Small Particles -- 3.1 Introduction -- 3.2 Particle Size and Magnetic Behavior -- 3.3 Superparamagnetism -- 3.3.1 Superparamagnetism: The Langevin Function -- 3.4 Surface Effects -- 3.5 The StonerWohlfarth Model -- 3.5.1 Inhomogeneous Magnetization Reversal -- 3.5.2 Precessional Magnetization Reversal -- 3.5.3 Current-Induced Magnetization Reversal -- 3.6 Interaction Between Particles -- References -- 4 Magnetism of Thin Films and Multilayers -- 4.1 Introduction -- 4.1.1 Thin Films: Planar Systems -- 4.1.2 Thin Films: Laterally Structured Systems -- 4.2 Anisotropy in Thin Films -- 4.3 Domain Walls and Magnetization Reversal in Thin Films -- 4.4 Exchange Bias -- 4.5 Interlayer Exchange Coupling -- References -- 5 Introduction to Magnetotransport -- 5.1 Introduction -- 5.2 Spin Dependent Scattering and Giant Magnetoresistance -- 5.2.1 ValetFert Model for GMR -- 5.3 Tunnel Magnetoresistance (TMR) -- References -- 6 Magnetism of Nanodisks, Nanorings, and Nanowires -- 6.1 Introduction -- 6.2 Nanodisks -- 6.3 Nanorings -- 6.4 Nanowires -- References -- 7 Magnetic Recording -- 7.1 Introduction -- 7.2 Principles of Magnetic Recording -- 7.3 Novel Magnetic Recording Systems -- 7.3.1 Nanodisk and Nanoring Memories -- 7.3.2 Domain Wall Memories.

This is the first monograph on nanomagnetism. It emphasizes general principles and mechanisms relevant to the understanding of the intriguing properties of nanomagnetic objects including thin films, nanoparticles, nanowires, nanodisks and nanorings.