Libri sul tema "Bulk magnets"

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1

Prüser, Henning. Scanning Tunneling Spectroscopy of Magnetic Bulk Impurities. Cham: Springer International Publishing, 2015. http://dx.doi.org/10.1007/978-3-319-06385-0.

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2

1947-, Komoroski Richard A., a cura di. High resolution NMR spectroscopy of synthetic polymers in bulk. Deerfield Beach, Fla: VCH Publishers, 1986.

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3

Stefanita, Carmen-Gabriela. From bulk to nano: The many sides of magnetism. Berlin [u.a.]: Springer, 2010.

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4

Fedotov, V. D. Structure and dynamics of bulk polymers by NMR-methods. Berlin: Springer-Verlag, 1989.

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5

Fedotov, V. D. Structures and dynamicsof bulk polymers by NMR-methods. Berlin: Springer-Verlag, 1989.

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6

G, Rosenbaum Joseph, e Geological Survey (U.S.), a cura di. Sediment magnetic and paleomagnetic data from Buck Lake, Oregon. Denver, CO: U.S. Dept. of the Interior, U.S. Geological Survey, 1994.

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7

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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8

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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9

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Menlo Park, CA]: U.S. Geological Survey, 1995.

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10

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Menlo Park, CA]: U.S. Geological Survey, 1995.

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11

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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12

V, Gardner James, e Geological Survey (U.S.), a cura di. P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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13

Semelka, Richard C. Abdominal-pelvic MRI. 2a ed. Hoboken, N.J: John Wiley & Sons, 2006.

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14

Launay, Jean-Pierre, e Michel Verdaguer. The localized electron: magnetic properties. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780198814597.003.0002.

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Abstract (sommario):
After preliminaries about electron properties, and definitions in magnetism, one treats the magnetism of mononuclear complexes, in particular spin cross-over, showing the role of cooperativity and the sensitivity to external perturbations. Orbital interactions and exchange interaction are explained in binuclear model systems, using orbital overlap and orthogonality concepts to explain antiferromagnetic or ferromagnetic coupling. The phenomenologically useful Spin Hamiltonian is defined. The concepts are then applied to extended molecular magnetic systems, leading to molecular magnetic materials of various dimensionalities exhibiting bulk ferro- or ferrimagnetism. An illustration is provided by Prussian Blue analogues. Magnetic anisotropy is introduced. It is shown that in some cases, a slow relaxation of magnetization arises and gives rise to appealing single-ion magnets, single-molecule magnets or single-chain magnets, a route to store information at the molecular level.
15

Eriksson, Olle, Anders Bergman, Lars Bergqvist e Johan Hellsvik. Magnons. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780198788669.003.0009.

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Abstract (sommario):
In this chapter we give several examples of how the multiscale approach for atomistic spin-dynamics, as described in Part I and Part II of this book, performs for describing magnon excitations of solids. Due to the recent experimental advancements in detecting such excitations for surfaces and multilayers, we focus here primarily on spin wave excitations of two-dimensional systems. The discussion can easily be generalized to bulk magnets, and in fact some examples of bulk properties are given in this chapter as well. Magnons can be categorized as dipolar and exchange magnons, where the latter are in the range of giga Hz frequency, and are the main focus of this chapter.
16

Manchon, A., e S. Zhang. Theory of Rashba Torques. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780198787075.003.0024.

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Abstract (sommario):
This chapter focuses on the theory of current-driven Rashba torque, a special type of spin–orbit mediated spin torque that requires broken spatial-inversion symmetry. This specific form of spin-orbit interaction enables the electrical generation of a non-equilibrium spin density that yields both damping-like and field-like torques on the local magnetic moments. We review the recent results obtained in (ferromagnetic and antiferromagnetic) two-dimensional electron gases, bulk magnetic semiconductors, and at the surface of topological insulators. We conclude by summarizing recent experimental results that support the emergence of Rashba torques in magnets lacking inversion symmetry.
17

Eriksson, Olle, Anders Bergman, Lars Bergqvist e Johan Hellsvik. Outlook on Magnetization Dynamics. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780198788669.003.0012.

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Abstract (sommario):
Since its original formulation in the mid-1990's, atomistic spin-dynamics has become an important tool for modelling of dynamic processes in magnetic materials. So far this book has described current methodological methods and functionalities of atomistic spin-dynamics simulations. Applications of DFT and ASD techniques to selected topics have been presented in this book, for instance methods for calculation of the microscopic Heisenberg and Gilbert parameter from first principles (Chapters 2 and 6), multiscale modelling of magnon spectra in bulk and thin film magnets (Chapter 9), and theoretical investigations of ultrafast switching dynamics in ferromagnets and ferrimagnets (Chapter 10), and of exotic dynamics of topologically protected spin textures (Chapter 11). In this closing chapter we give an outlook on recent and anticipated developments of the methodology.
18

From Bulk To Nano The Many Sides Of Magnetism. Springer, 2008.

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19

Jackson, Michael B., e Vladimir D. Fedotov. Structure and Dynamics of Bulk Polymers by NMR-Methods. Springer, 2011.

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20

Komoroski, R. A. High-resolution Nuclear Magnetic Resonance Spectroscopy of Synthetic Polymers in Bulk. VCH Verlagsgesellschaft,Germany, 1986.

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21

Sharma, Surender Kumar. Exchange Bias: From Thin Film to Nanogranular and Bulk Systems. Taylor & Francis Group, 2017.

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22

Sharma, Surender Kumar. Exchange Bias: From Thin Film to Nanogranular and Bulk Systems. Taylor & Francis Group, 2017.

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23

Sharma, Surender Kumar. Exchange Bias: From Thin Film to Nanogranular and Bulk Systems. Taylor & Francis Group, 2017.

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24

Sharma, Surender Kumar. Exchange Bias: From Thin Film to Nanogranular and Bulk Systems. Taylor & Francis Group, 2017.

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25

Sharma, Surender Kumar. Exchange Bias: From Thin Film to Nanogranular and Bulk Systems. Taylor & Francis Group, 2017.

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26

(Editor), R. A. Komoroski, e B. F. Goodrich (Editor), a cura di. High-resolution Nuclear Magnetic Resonance Spectroscopy of Synthetic Polymers in Bulk (Methods in Stereochemical Analysis). Wiley-VCH, 1986.

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27

Prüser, Henning. Scanning Tunneling Spectroscopy of Magnetic Bulk Impurities: From a Single Kondo Atom Towards a Coupled System. Springer, 2014.

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28

Properties of II-VI semiconductors: Bulk crystals, epitaxial films, quantum well structures, and dilute magnetic systems. Pittsburgh, Pa: Materials Research Society, 1990.

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29

Prüser, Henning. Scanning Tunneling Spectroscopy of Magnetic Bulk Impurities: From a Single Kondo Atom Towards a Coupled System. Springer, 2014.

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30

Pruser, Henning. Scanning Tunneling Spectroscopy of Magnetic Bulk Impurities: From a Single Kondo Atom Towards a Coupled System. Springer International Publishing AG, 2016.

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31

Schetzina, J. F., H. F. Schaake e Bartoli F. J. Jr. Properties of II-VI Semiconductors : : Volume 161: Bulk Crystals, Epitaxial Films, Quantum Well Structures, and Dilute Magnetic Systems. University of Cambridge ESOL Examinations, 2014.

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32

Koblischka, M. R. Growth and Characterization of HTSc Nanowires and Nanoribbons. A cura di A. V. Narlikar. Oxford University Press, 2017. http://dx.doi.org/10.1093/oxfordhb/9780198738169.013.11.

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Abstract (sommario):
This article describes the fabrication of high-temperature superconducting nanowires and their characterization by magnetic and electric transport measurements. In the literature, nanowires of high-temperature superconductors (HTSc) are obtained by means of lithography, using thin film material as a base. However, there are two main problems with this approach: first, the substrate often influences the HTSc nanowire, and second, only electric transport measurements can be performed. This article explains how nanowires and nanobelts of high-temperature superconducting cuprates can be prepared by the template method and by electrospinning. It also considers the possibilities for employing substrate-free HTSc nanowires as building blocks to realize new, nanoporous bulk superconducting materials for a variety of applications.
33

Shaibani, Aziz. Muscle Atrophy and Hypertrophy. Oxford University Press, 2018. http://dx.doi.org/10.1093/med/9780190661304.003.0017.

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Abstract (sommario):
Muscle atrophy is usually caused by interruption of axonal flow [axonal neuropathies, motor neuron diseases (MNDs), etc.]. If weakness is out of proportion to atrophy, demyelinating neuropathy should be suspected. Chronic myopathies and immobility also may cause atrophy, but no electromyography (EMG) evidence of denervation or myopathy is found. The pattern of atrophy is often helpful to localize the lesions. Atrophy of the interossi and preservation of the bulk of the thenar muscles suggest ulnar neuropathy, but atrophy of both would suggest a C8 or plexus pathology. Muscle enlargement may be due to fatty replacement, which can be confirmed by EMG and magnetic resonance imaging (MRI), or due to real muscle hypertrophy from excessive discharges (neuromyotonia).
34

Bartoli, R. J. Jr, e H. F. Schaake. Properties of Ii-VI Semiconductors: Bulk Crystals, Epitaxial Films, Quantum Well Structures, and Dilute Magnetic Systems (Materials Research Society Symposium Proceedings). Materials Research Society, 1990.

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35

Narlikar, A. V. Small Superconductors—Introduction. A cura di A. V. Narlikar. Oxford University Press, 2017. http://dx.doi.org/10.1093/oxfordhb/9780198738169.013.1.

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Abstract (sommario):
This article provides an overview of small superconductors, including some of the basic definitions, prominent characteristics, and important effects manifested by such materials. In particular, it discusses size effects, surface effects, electron-mean-free-path effects, phase slips, unusual vortex states, and proximity effects. The article first considers the two characteristic length scales of superconductors, namely the magnetic penetration depth and coherence length, before proceeding with an analysis of two size effects that account for how superconductivity responds when the bulk sample is made smaller and smaller in the nano range: the small size effects and the quantum size effects. It then examines other phenomena associated with small superconductors such as quantum fluctuations, Anderson limit, parity and shell effects, along with the behaviour of nanowires and ultra-thin fims. It also describes some of the experimental techniques commonly used in the synthesis of small superconductors.
36

Boothroyd, Andrew T. Principles of Neutron Scattering from Condensed Matter. Oxford University Press, 2020. http://dx.doi.org/10.1093/oso/9780198862314.001.0001.

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The book contains a comprehensive account of the theory and application of neutron scattering for the study of the structure and dynamics of condensed matter. All the principal experimental techniques available at national and international neutron scattering facilities are covered. The formal theory is presented, and used to show how neutron scattering measurements give direct access to a variety of correlation and response functions which characterize the equilibrium properties of bulk matter. The determination of atomic arrangements and magnetic structures by neutron diffraction and neutron optical methods is described, including single-crystal and powder diffraction, diffuse scattering from disordered structures, total scattering, small-angle scattering, reflectometry, and imaging. The principles behind the main neutron spectroscopic techniques are explained, including continuous and time-of-flight inelastic scattering, quasielastic scattering, spin-echo spectroscopy, and Compton scattering. The scattering cross-sections for atomic vibrations in solids, diffusive motion in atomic and molecular fluids, and single-atom and cooperative magnetic excitations are calculated. A detailed account of neutron polarization analysis is given, together with examples of how polarized neutrons can be exploited to obtain information about structural and magnetic correlations which cannot be obtained by other methods. Alongside the theoretical aspects, the book also describes the essential practical information needed to perform experiments and to analyse and interpret the data. Exercises are included at the end of each chapter to consolidate and enhance understanding of the material, and a summary of relevant results from mathematics, quantum mechanics, and linear response theory, is given in the appendices.
37

Eriksson, Olle, Anders Bergman, Lars Bergqvist e Johan Hellsvik. Atomistic Spin Dynamics. Oxford University Press, 2017. http://dx.doi.org/10.1093/oso/9780198788669.001.0001.

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Abstract (sommario):
The purpose of this book is to provide a theoretical foundation and an understanding of atomistic spin-dynamics, and to give examples of where the atomistic Landau-Lifshitz-Gilbert equation can and should be used. The contents involve a description of density functional theory both from a fundamental viewpoint as well as a practical one, with several examples of how this theory can be used for the evaluation of ground state properties like spin and orbital moments, magnetic form-factors, magnetic anisotropy, Heisenberg exchange parameters, and the Gilbert damping parameter. This book also outlines how interatomic exchange interactions are relevant for the effective field used in the temporal evolution of atomistic spins. The equation of motion for atomistic spin-dynamics is derived starting from the quantum mechanical equation of motion of the spin-operator. It is shown that this lead to the atomistic Landau-Lifshitz-Gilbert equation, provided a Born-Oppenheimer-like approximation is made, where the motion of atomic spins is considered slower than that of the electrons. It is also described how finite temperature effects may enter the theory of atomistic spin-dynamics, via Langevin dynamics. Details of the practical implementation of the resulting stochastic differential equation are provided, and several examples illustrating the accuracy and importance of this method are given. Examples are given of how atomistic spin-dynamics reproduce experimental data of magnon dispersion of bulk and thin-film systems, the damping parameter, the formation of skyrmionic states, all-thermal switching motion, and ultrafast magnetization measurements.
38

P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Menlo Park, CA]: U.S. Geological Survey, 1995.

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39

P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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40

P-wave velocity, wet bulk density, magnetic susceptibility, acoustic impedance, and visual core descriptions of sediment recovered during Research Cruise EW9504: Data, techniques, and procedures. [Reston, Va.]: U.S. Dept. of the Interior, U.S. Geological Survey, 1995.

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41

Schroeder, Daniel V. An Introduction to Thermal Physics. Oxford University Press, 2021. http://dx.doi.org/10.1093/oso/9780192895547.001.0001.

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Abstract (sommario):
Thermal physics deals with collections of large numbers of particles—typically 1023 or so. Examples include the air in a balloon, the water in a lake, the electrons in a chunk of metal, and the photons given off by the sun. We can't possibly follow every detail of the motions of so many particles. So in thermal physics we assume that these motions are random, and we use the laws of probability to predict how the material as a whole ought to behave. Alternatively, we can measure the bulk properties of a material, and from these infer something about the particles it is made of. This book will give you a working understanding of thermal physics, assuming that you have already studied introductory physics and calculus. You will learn to apply the general laws of energy and entropy to engines, refrigerators, chemical reactions, phase transformations, and mixtures. You will also learn to use basic quantum physics and powerful statistical methods to predict in detail how temperature affects molecular speeds, vibrations of solids, electrical and magnetic behaviors, emission of light, and exotic low-temperature phenomena. The problems and worked examples explore applications not just within physics but also to engineering, chemistry, biology, geology, atmospheric science, astrophysics, cosmology, and everyday life.
42

Horing, Norman J. Morgenstern. Random Phase Approximation Plasma Phenomenology, Semiclassical and Hydrodynamic Models; Electrodynamics. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780198791942.003.0010.

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Chapter 10 reviews both homogeneous and inhomogeneous quantum plasma dielectric response phenomenology starting with the RPA polarizability ring diagram in terms of thermal Green’s functions, also energy eigenfunctions. The homogeneous dynamic, non-local inverse dielectric screening functions (K) are exhibited for 3D, 2D, and 1D, encompassing the non-local plasmon spectra and static shielding (e.g. Friedel oscillations and Debye-Thomas-Fermi shielding). The role of a quantizing magnetic field in K is reviewed. Analytically simpler models are described: the semiclassical and classical limits and the hydrodynamic model, including surface plasmons. Exchange and correlation energies are discussed. The van der Waals interaction of two neutral polarizable systems (e.g. physisorption) is described by their individual two-particle Green’s functions: It devolves upon the role of the dynamic, non-local plasma image potential due to screening. The inverse dielectric screening function K also plays a central role in energy loss spectroscopy. Chapter 10 introduces electromagnetic dyadic Green’s functions and the inverse dielectric tensor; also the RPA dynamic, non-local conductivity tensor with application to a planar quantum well. Kramers–Krönig relations are discussed. Determination of electromagnetic response of a compound nanostructure system having several nanostructured parts is discussed, with applications to a quantum well in bulk plasma and also to a superlattice, resulting in coupled plasmon spectra and polaritons.
43

Glazov, M. M. Electron & Nuclear Spin Dynamics in Semiconductor Nanostructures. Oxford University Press, 2018. http://dx.doi.org/10.1093/oso/9780198807308.001.0001.

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In recent years, the physics community has experienced a revival of interest in spin effects in solid state systems. On one hand, solid state systems, particularly semicon- ductors and semiconductor nanosystems, allow one to perform benchtop studies of quantum and relativistic phenomena. On the other hand, interest is supported by the prospects of realizing spin-based electronics where the electron or nuclear spins can play a role of quantum or classical information carriers. This book aims at rather detailed presentation of multifaceted physics of interacting electron and nuclear spins in semiconductors and, particularly, in semiconductor-based low-dimensional structures. The hyperfine interaction of the charge carrier and nuclear spins increases in nanosystems compared with bulk materials due to localization of electrons and holes and results in the spin exchange between these two systems. It gives rise to beautiful and complex physics occurring in the manybody and nonlinear system of electrons and nuclei in semiconductor nanosystems. As a result, an understanding of the intertwined spin systems of electrons and nuclei is crucial for in-depth studying and control of spin phenomena in semiconductors. The book addresses a number of the most prominent effects taking place in semiconductor nanosystems including hyperfine interaction, nuclear magnetic resonance, dynamical nuclear polarization, spin-Faraday and -Kerr effects, processes of electron spin decoherence and relaxation, effects of electron spin precession mode-locking and frequency focusing, as well as fluctuations of electron and nuclear spins.
44

Semelka, Richard C. Abdominal-Pelvic MRI. Wiley-Liss, 2002.

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45

Semelka, Richard C. Abdominal-Pelvic MRI. Wiley, 2005.

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