Antonio Hernando

Nanomagnetism: Proceedings of the Nato Advanced Research Workshop on 'nanomagnetic Devices', Miraflores De La Sierra, Madrid, Spain, September 14-19, 1992 - Nato Science Series E: Antonio Hernando

Marc Notes: Proceedings of the NATO Advanced Research Workshop on Nanomagnetic Devices, Miraflores de la Sierra, Madrid, Spain, 14-19 September 1992--T.p. verso.; Published in cooperation with NATO Scientific Affairs Division.; Includes bibliographical references and index. Brief Description: Proceedings of the NATO Advanced Research Workshop on Nanomagnetic Devices, Miraflores de la Sierra, Madrid, Spain, September 14-19, 1992Table of Contents: I. Introduction to Nanomagnetic Devices.- "Desiderata of Storage Devices."- "Bloch-Line Storage Potential."- "Time-Resolved Experiments in Magnetism."- "Nanocrystalline Materials as the Magnetic Core in High-Performance Fluxgate Sensors."- II. Thin Films.- "FMR and Smoke Studies of Bilinears and Biquadratic Exchange Coupling in BCC Fe/Cu, Ag/Fe Trilayers. The effect of in-plane four-fold anisotropies on Magnetization reversal."- "The Ruderman-Kittel-Kasuya-Yosida Spin Polarization in Finite Systems: Long Range Antiferromagnetic Polarization."- "Interlayer Coupling and its Dependence on Growth and Structure."- "Origins of Hysteresis in Ultra Thin Films."- III. Small Particles. Clusters and Nanocrystal.- "Fine Particle Synthesis by Spark Erosion."- "Studies of Superparamagnetism in Samples of Ultrafine Particles."- "Magnetism on Nanocrystalline Materials."- "Nanocrystalline Soft Magnetic Materials."- "Basic Magnetic Properties of Nanocrystalline Particles and Particle Ensembles."- "Variety of Magnetic Phases in Nano crystalline Fe-based Metallic Glasses."- IV. Tunneling Effects.- "Quantum Tunneling of Magnetization."- "Mesoscopic Quantum Tunneling in Amorphous Magnets with Strom Random-Axis Anisotropy."- V. Magnetostriction.- "The Effect of Domain Structure on Magnetostrictive Response in Amorphous Ferromagnets."- "Co-P Layers and Multilayers Produced by Electrolytical Deposition: Structure, Magnetic and Magnetoelastic Properties."- "Sensors Based on Amorphous Alloys."- "Permeability and Domain Structures in Soft Nanocrytalline Materials."- "Characterisation of the Amorphous State of Fe73.5Cu1Nb3Si13.5B9."

Contributor Bio:  North Atlantic Treaty Organization Dedication. Preface. Acknowledgments. Clifford Geometric Algebras in Multilinear Algebra and Non-Euclidean Geometries.- Geometric algebra Projective Geometries; Affine and other geometries; Affine Geometry of pseudo-euclidean space; Conformal Geometry and the Horosphere; References. Content-Based Information Retrieval by Group Theoretical Methods.- Introduction; Motivating Examples; General Concept; Fault Tolerance.- Applications, Prototypes, and Test Results; Related Work and Future Research; References.- Four Problems in Radar.-Introduction; Radar Fundamentals; Radar Waveforms; Signal Processing; Space-Time Adaptive Processing; Four Problems in Radar; Conclusions. Introduction to Generalized Classical and Quantum Signal and System Theories on Groups and Hypergroups.-Generalized classical signal/system theory on hypergroups; Generalized quantum signal/system theory on hypergroups; Conclusion; References. Lie Groups and Lie Algebras in Robotics.- Introduction -- Rigid Body Motions; Lie Groups; Finite Screw Motions; Mechanical Joints; Invisible Motion and Gripping; Forward Kinematics; Lie Algebra; The Adjoint Representation; The Exponential Map Derivatives of Exponentials; Jacobians; Concluding Remarks; References. Quantum/Classical Interface: a Geometric Approach from the Classical Side.- Introduction Paravector Space as Spacetime; Eigenspinors; Spin; Dirac Equation; Bell's Theorem; Qubits and Entanglement; Conclusions; References. PONS, Reed-Muller Codes, and Group Algebras.- Introduction; Analytic Theory of One-Dimensional PONS (Welti); Shapiro Sequences, Reed-Muller Codes, and Functional Equations; Group Algebras; Reformulation of Classical PONS; Group Algebra of Classical PONS; GroupAlgebra Convolution; Splitting Sequences; Historical Appendix on PONS; References. Clifford Algebras as a Unified Language.- Introduction; Clifford algebras as models of physical spaces; Clifford Algebras as Models of Perceptual Multicolor Spaces; Hypercomplex-Valued invariants of nD multicolor images; Conclusions; Acknowledgments; References. Recent Progress and Applications in Group FFTs.-Introduction; Finite group FFTs; FFTs for compact groups; Noncompact groups; References. Group Filters and Image Processing.- Introduction: Classical Digital Signal Processing; Abelian Group DSP; Nonabelian Groups; Examples; Group Transforms; Group Filters; Line-like Images; Acknowledgments; References. A Geometric Algebra Approach to Some Problems of Robot Vision.- Introduction; Local Analysis of Multi-dimensional Signals; Knowledge Based Neural Computing; Acknowledgments; References. Group Theory in Radar and Signal Processing.- Introduction; How a Radar Works; Representations; Representations and Radar; Ambiguity Functions; The Wide Band Case; References. Geometry of Paravector Space with Applications to Relativistic Physics.- Clifford Algebras in Physics; Paravector Space as Spacetime; Interpretation; Eigenspinors; Maxwell's Equation; Conclusions; References. A Unified Approach to Fourier-Clifford-Prometheus Transforms- Introduction; New construction of classical and multiparametric Prometheus transforms; PONS associated with Abelian groups; Fast Fourier-Prometheus Transforms; Conclusions; Acknowledgments; References. Fast Color Wavelet Transforms.- Introduction; Color images; Color Wavelet-Haar-Prometheus transforms; Edge detection and compression of color images; Conclusion; Acknowledgments; References. Selected Problems; Various Authors.- Transformations of Euclidean Space and Clifford Geometric; Algebra; References; On the Distribution of Kloosterman Sums on Polynomials over Quaternions; References; Harmonic Sliding Analysis Problems; References; Spectral Analysis under Conditions of Uncertainty; A Canonical Basis for Maximal Tori of the Reductive Centrizer of a Nilpotent Element; References; 6 The Quantum Chaos Conjecture References; Four Problems in Radar; Topic Index; Author Index