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Books > Science & Mathematics > Physics > Electricity, magnetism & electromagnetism
Electromagnetic homogenization is the process of estimating the
effective electromagnetic properties of composite materials in the
long-wavelength regime, wherein the length scales of
nonhomogeneities are much smaller than the wavelengths involved.
This is a bird's-eye view of currently available homogenization
formalisms for particulate composite materials. It presents
analytical methods only, with focus on the general settings of
anisotropy and bianisotropy. The authors largely concentrate on
'effective' materials as opposed to 'equivalent' materials, and
emphasize the fundamental (but sometimes overlooked) differences
between these two categories of homogenized composite materials.
The properties of an 'effective' material represents those of its
composite material, regardless of the geometry and dimensions of
the bulk materials and regardless of the orientations and
polarization states of the illuminating electromagnetic fields. In
contrast, the properties of 'equivalent' materials only represent
those of their corresponding composite materials under certain
restrictive circumstances.
Advances in Imaging and Electron Physics merges two long-running
serials, Advances in Electronics and Electron Physics and Advances
in Optical and Electron Microscopy. The series features extended
articles on the physics of electron devices (especially
semiconductor devices), particle optics at high and low energies,
microlithography, image science, and digital image processing,
electromagnetic wave propagation, electron microscopy, and the
computing methods used in all these domains.
Dielectric Properties of Agricultural Materials and Their
Applications provides an understanding of the fundamental
principles governing dielectric properties of materials, describes
methods for measuring such properties, and discusses many
applications explored for solving industry problems. The
information in this reference stimulates new research for solving
problems associated with production, handling, and processing of
agricultural and food products. Anyone seeking a better
understanding of dielectric properties of materials and application
of radio-frequency and microwave electromagnetic energy for
solution of problems in agriculture and related fields will find
this an essential resource.
Renewable energy (RE) is a subject of great interest today. It is
one of the two main means for implementing climate change
mitigation programmes, and presently the only perceived means for
replacing the declining global fossil fuel reserves. It also helps
fight poverty and assists in the global quest for gender equity by
taking clean energy where it is needed most for development. It is
perhaps not surprising therefore that there is so much coverage of
RE in both the conventional media and the internet by media and
tech writers, economists and bloggers, many of who only have a
partial understanding of the technology itself. The end result is
mostly promotional rhetoric that says little about the true value
of the technology, and leads to a confused picture for the serious
individual or decision-maker who wants to know what the technology
is really capable of doing. This book provides a clear and factual
picture of the status of RE and its capabilities today. The need
for such a book was first realized by the author when he was
engaged in a renewable energy capacity-building project
encompassing countries from Europe, the Caribbean, Africa, and the
Pacific. The book is largely non-technical in nature; it does
however contain enough mention of the science and technology to
enable readers to go further with their own investigations should
they wish to. The book covers all areas of renewable energy (RE),
starting from biomass energy and hydropower and proceeding to wind,
solar and geothermal energy before ending with an overview of ocean
energy. It begins with a simple introduction to the physical
principles of the RE technologies, followed by an enumeration of
the requirements for their successful implementation. The last two
chapters consider how the technologies are actually being
implemented today and their roles in climate change mitigation and
poverty alleviation.
For decades, the surface-plasmon-polariton wave guided by the
interface of simple isotropic materials dominated the scene.
However, in recent times research on electromagnetic surface waves
guided by planar interfaces has expanded into new and exciting
areas. In the 1990's research focused on advancing knowledge of the
newly discovered Dyakonov wave. More recently, much of the surface
wave research is motivated by the proliferation of nanotechnology
and the growing number of materials available with novel
properties. This book leads the reader from the relatively simple
surface-plasmon-polariton wave with isotropic materials to the
latest research on various types of electromagnetic surface waves
guided by the interfaces of complex materials enabled by recent
developments in nanotechnology. This includes: Dyakonov waves
guided by interfaces formed with columnar thin films, Dyakonov-Tamm
waves guided by interfaces formed with sculptured thin films, and
multiple modes of surface-plasmon-polariton waves guided by the
interface of a metal and a periodically varying dielectric
material.
Gathers research from the past 5 years in a single comprehensive
view of electromagnetic surface waves. Written by the foremost
experts and researchers in the field.Layered presentation explains
topics with an introductory overview level up to a highly technical
level.
Over the last few decades magnetism has seen an enormous
expansion into a variety of different areas of research, notably
the magnetism of several classes of novel materials that share with
truly ferromagnetic materials only the presence of magnetic
moments.
Volume 21 of the "Handbook of Magnetic Materials," like the
preceding volumes, has a dual purpose.With contributions from
leading authorities in the field, it includesa variety
oftopicswhich are intendedas self-containedintroductions toa
givenarea in the field of magnetism without requiring recourse to
the published literature. It is also intended as a reference for
scientists active in magnetism research, providing readers with
novel trends and achievements in magnetism.Volume 21 comprises
topical review articles covering Heusler compounds,
quasicrystalline solids, bulk amorphous alloys and nanocrystalline
soft-magnetic alloys. In each of these articles an extensive
description is given in graphical as well as in tabular form, much
emphasis being placed on the discussion of the experimental
material within the framework of physics, chemistry and material
science.
Composed of topical review articles written by leading
authoritiesIntroduces given topics in the field of
magnetismProvides the reader with novel trends and achievements in
magnetism"
This book is an introduction to the concept of symmetries in
electromagnetism and explicit symmetry breaking. It begins with a
brief background on the origin of the concept of symmetry and its
meaning in fields such as architecture, mathematics and physics.
Despite the extensive developments of symmetry in these fields, it
has yet to be applied to the context of classical electromagnetism
and related engineering applications. This book unravels the beauty
and excitement of this area to scientists and engineers.
Emerging Topics in Computational Electromagnetics in Computational
Electromagnetics presents advances in Computational
Electromagnetics. This book is designed to fill the existing gap in
current CEM literature that only cover the conventional numerical
techniques for solving traditional EM problems. The book examines
new algorithms, and applications of these algorithms for solving
problems of current interest that are not readily amenable to
efficient treatment by using the existing techniques. The authors
discuss solution techniques for problems arising in nanotechnology,
bioEM, metamaterials, as well as multiscale problems. They present
techniques that utilize recent advances in computer technology,
such as parallel architectures, and the increasing need to solve
large and complex problems in a time efficient manner by using
highly scalable algorithms.
Electric glow discharges (glows) can be found almost everywhere,
from atmospheric electricity to modern plasma technologies, and
have long been the object of research. The main purpose of this
book is to provide simple illustrations of the basic physical
mechanisms and principles that determine the properties of electric
glow discharges. It should enable readers to successfully
participate in scientific and technical progress.
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