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Books > Science & Mathematics > Physics > States of matter
Many physical properties of our universe, such as the relative
strength of the fundamental interactions, the value of the
cosmological constant, etc., appear to be fine-tuned for existence
of human life. One possible explanation of this fine tuning assumes
existence of a multiverse, which consists of a very large number of
individual universes having different physical properties.
Intelligent observers populate only a small subset of these
universes, which are fine-tuned for life. In this book we will
review several interesting metamaterial systems, which capture many
features of important cosmological models and offer insights into
the physics of many other non-trivial spacetime geometries, such as
microscopic black holes, closed time-like curves (CTCs) and the
Alcubierre warp drive.
Written in the perspective of an experimental chemist, this book
puts together some fundamentals from chemistry, solid state physics
and quantum chemistry, to help with understanding and predicting
the electronic and optical properties of organic semiconductors,
both polymers and small molecules. The text is intended to assist
graduate students and researchers in the field of organic
electronics to use theory to design more efficient materials for
organic electronic devices such as organic solar cells, light
emitting diodes and field effect transistors. After addressing some
basic topics in solid state physics, a comprehensive introduction
to molecular orbitals and band theory leads to a description of
computational methods based on Hartree-Fock and density functional
theory (DFT), for predicting geometry conformations, frontier
levels and energy band structures. Topological defects and
transport and optical properties are then addressed, and one of the
most commonly used transparent conducting polymers, PEDOT:PSS, is
described in some detail as a case study.
Corrosion is a high-cost and potentially hazardous issue in
numerous industries. The potential use of diverse carbon
nanoallotropes in corrosion protection, prevention and control is a
subject of rising attention. This book covers the current
advancements of carbon nanoallotropes in metal corrosion
management, including the usage of nanostructure materials to
produce high-performance corrosion inhibitors and
corrosion-resistant coatings.
Creating Materials with a Desired Refraction Coefficient provides a
recipe for creating materials with a desired refraction
coefficient, and the many-body wave scattering problem for many
small impedance bodies is solved. The physical assumptions make the
multiple scattering effects essential. On the basis of this theory,
a recipe for creating materials with a desired refraction
coefficient is given. Technological problems are formulated which,
when solved, make the theory practically applicable. The Importance
of a problem of producing a small particle with a desired boundary
impedance is emphasized, and inverse scattering with
non-over-determined scattering data is considered.
Multiferroics, materials with a coexistence of magnetic and
ferroelectric order, provide an efficient route for the control of
magnetism by electric fields. The authors cover multiferroic
thin-film heterostructures, device architectures and
domain/interface effects. They critically discuss achievements as
well as limitations and assess opportunities for future
applications.
This book is devoted to superconductivity, which is one of the most
interesting problems in physics. In accordance with the outline of
the book, it treats the key problems in the field of
superconductivity, in particular, it discusses the mechanism(s) of
superconductivity. This book is useful for researchers and graduate
students in the fields of solid state physics, quantum field
theory, and many-body theory.
This book introduces the research process and principles of the
controlled super-coupling nuclear fusion experiment at the
Experimental Advanced Superconducting Tokamak (EAST) nuclear fusion
reactor in Hefei, China. It uses straightforward language to
explain how nuclear fusion can provide safe, environmentally
friendly, clean, and inexhaustible energy in future. EAST is the
world's first fully superconducting, non-circular cross-section
tokamak nuclear fusion experimental device, independently developed
by the Chinese Academy of Sciences. This book helps demonstrate
China's cutting-edge scientific and technological advances to the
rest of the world, helps spread the scientific spirit to people
around the globe, and promotes prosperity and development. The book
is intended for all non-experts who would like to learn more about
nuclear energy and related technologies.
The rare earths represent a group of chemical elements, the
lanthanides, together with scandium and yttrium, which exhibit
similar chemical properties. They are strategically important to
developed and developing nations because they have several
applications in catalysis, the defense industry, aerospace, the
materials and life sciences and in sustainable energy
technologies.
The "Handbook on the Physics and Chemistry of the Rare Earths"
is a continuing authoritative series that deals with the science
and technology of the rare earth elements in an integrated manner.
Each chapter is a comprehensive, up-to-date, critical review of a
particular segment of the field. The work offers the researcher and
graduate student a complete and thorough coverage of this
fascinating field.
Individual chapters are comprehensive, broad, critical
reviewsContributions are written by highly experienced, invited
expertsGives an up-to-date overview of developments in the
field
This book is based on a series of lectures for an Astrophysics of
the Interstellar Medium (ISM) master's degree in Astrophysics and
Cosmology at Padova University. From the cold molecular phase in
which stars and planetary systems form, to the very hot coronal gas
that surrounds galaxies and galaxy clusters, the ISM is everywhere.
Studying its properties is vital for the exploration of virtually
any field in astronomy and cosmology. These notes give the student
a coherent and accurate mathematical and physical approach, with
continuous references to the real ISM in galaxies. The book is
divided into three parts. Part One introduces the equations of
fluid dynamics for a system at rest and acoustic waves, and then
explores the real ISM through the role of thermal conduction and
viscosity, concluding with a discussion of shock waves and
turbulence. In Part Two, the electromagnetic field is switched on
and its role in modulating shock waves and contrasting gravity is
studied. Part Three describes dust and its properties, followed by
the main stellar sources of energy. The last two chapters
respectively address the various components of the ISM and
molecular clouds and star formation.
This book offers a practical introduction to helium refrigeration
engineering, taking a logical and structured approach to the
design, building, commissioning, operation and maintenance of
refrigeration systems. It begins with a short refresher of
cryogenic principles, and a review of the theory of heat
exchangers, allowing the reader to understand the importance of the
heat exchanger role in the various thermodynamic cycle structures.
The cycles are considered from the simplest (Joule Thomson) to the
most complicated ones for the very large refrigeration plants and,
finally, those operating at temperatures lower than 4.5 K. The
focus then turns to the operation, ability and limitations of the
main components, including room temperature cycle screw
compressors, heat exchangers, cryogenic expansion turbines,
cryogenic centrifugal compressors and circulators. The book also
describes the basic principles of process control and studies the
operating situations of helium plants, with emphasis on high level
efficiency. A major issue is helium purity, and the book explains
why helium is polluted, how to purify it and then how to check its
purity, to ensure that all components are filled with pure helium
prior to starting. Although the intention of the book is not to
design thermodynamic cycles, it is of interest to a designer or
operator of a cryogenic system to perform some simplified
calculations to get an idea of how components or systems are
behaving. Throughout the book, such calculations are generally
performed using Microsoft (R) Excel and the Gaspak (R) or Hepak (R)
software.
This book gives an in-depth analysis of the physical phenomena of
thrust production by laser radiation, as well as laser propulsion
engines, and laser-propelled vehicles. It brings together into a
unified context accumulated up-to-date information on laser
propulsion research, considering propulsion phenomena, laser
propulsion techniques, design of vehicles with laser propulsion
engines, and high-power laser systems to provide movement for space
vehicles. In particular, the reader will find detailed coverage of:
designs of laser propulsion engines, operating as both
air-breathing and ramjet engines to launch vehicles into LEOs;
Assembly of vehicles whereby laser power from a remote laser is
collected and directed into a propulsion engine; and, the
laser-adaptive systems that control a laser beam to propel vehicles
into orbits by delivering laser power through the Earth's
atmosphere. This book is essential reading for researchers and
professionals involved in laser propulsion.
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.
This book is a thoroughly modern and highly pedagogical
graduate-level introduction to quantum optics, a subject which has
witnessed stunning developments in recent years and has come to
occupy a central role in the 'second quantum revolution'. The
reader is invited to explore the fundamental role that quantum
optics plays in the control and manipulation of quantum systems,
leading to ultracold atoms, circuit QED, quantum information
science, quantum optomechanics, and quantum metrology. The building
blocks of the subject are presented in a sequential fashion,
starting from the simplest physical situations before moving to
increasingly complicated ones. This pedagogically appealing
approach leads to quantum entanglement and measurement theory being
introduced early on and before more specialized topics such as
cavity QED or laser cooling. The final chapter illustrates the
power of scientific cross-fertilization by surveying cutting-edge
applications of quantum optics and optomechanics in gravitational
wave detection, tests of fundamental physics, searches for dark
matter, geophysical monitoring, and ultraprecise clocks. Complete
with worked examples and exercises, this book provides the reader
with enough background knowledge and understanding to follow the
current journal literature and begin producing their own original
research.
Electronic state of every solid is basically classified into two
categories according to its electrical responses: insulator or
metal. A textbook of modern solid state physics explains that shape
of a Fermi surface plays a key role in most physical properties in
metals. One of the well-established experimental methods to detect
a Fermi surface is measurement of quantum oscillations that is a
periodic response of physical quantities with respect to external
magnetic fields. As insulators do not host Fermi surface, it is
believed that they do not exhibit any quantum oscillations. This
book presents a comprehensive review of recent observations of
quantum oscillations in the Kondo insulators, SmB6 and YbB12, and
discusses how the observations are demonstrated by a newly proposed
mechanism where emergent charge-neutral fermions exhibit quantum
oscillations instead of bare electrons. It also focuses on
topological properties of Kondo insulators, and demonstrates that
YbB12 hosts a surface metallic conduction owing to its non-trivial
band structure. Further it presents the experiments of specific
heat and thermal conductivity in YbB12 down to ultra-low
temperature to discuss the possible low-energy excitations from a
Fermi surface of neutral fermions. The demonstrated gapless and
itinerant fermionic excitations, that is the significant
contribution from charge neutral fermions, violates Wiedemann-Franz
law. The discoveries point out a highly unconventional phase of
quantum state-electrically insulating but thermally
metallic-realized in the bulk of topological Kondo insulators.
The book provides an up-to-date account of the various techniques
of fabrication & functionalization of electrospun nanofibers as
well as recent advancements. An overview of the advanced
applications of such techniques in different areas is also
presented. Both experimental and theoretical approaches related to
electrospun nanofibers are covered along with a discussion on the
inherent properties of electrospun nanofibers. Therefore, this book
provides a unique resource not only to established researchers but
also newcomers starting out in this field.
This self-contained book takes the reader on a journey from the
basic facts about atoms to topics at the forefront of current
condensed matter research, giving students a broad view of
materials science.The contents grew out of the lectures on solid
state physics given to both theorists and experimentalists in the
US who had little previous background in the area. The topics are
of direct relevance for the interpretation of experimental data.
Even if they may not be of chronological order, their universality
is emphasized. The mathematics is simplified without sacrificing
precision, providing an intuitive understanding of the phenomena
discussed.The book is easily accessible to any mathematically
inclined scientist or engineer with a basic knowledge of quantum
mechanics.
This book presents a detailed look at experimental and
computational techniques for accurate structure determination of
free molecules. The most fundamental property of a molecule is its
structure - it is a prerequisite for determining and understanding
most other important properties of molecules. The determination of
accurate structures is hampered by a myriad of factors, subjecting
the collected data to non-negligible systematic errors. This book
explains the origin of these errors and how to mitigate and even
avoid them altogether. It features a detailed comparison of the
different experimental and computation methods, explaining their
interplay and the advantages of their combined use. Armed with this
information, the reader will be able to choose the appropriate
methods to determine - to a great degree of accuracy - the relevant
molecular structure.
This book is aimed at advanced undergraduates, graduate students
and other researchers who possess an introductory background in
materials physics and/or chemistry, and an interest in the physical
and chemical properties of novel materials, especially transition
metal oxides. New materials often exhibit novel phenomena of great
fundamental and technological importance. Contributing authors
review the structural, physical and chemical properties of notable
4d- and 5d-transition metal oxides discovered over the last 10
years. These materials exhibit extraordinary physical properties
that differ significantly from those of the heavily studied
3d-transition metal oxides, mainly due to the relatively strong
influence of the spin- orbit interaction and orbital order in 4d-
and 5d materials. The immense growth in publications addressing the
physical properties of these novel materials underlines the need to
document recent advances and the current state of this field. This
book includes overviews of the current experimental situation
concerning these materials.
Starting from first principles, this book introduces the
fundamental concepts and methods of dissipative quantum mechanics
and explores related phenomena in condensed matter systems. Major
experimental achievements in cooperation with theoretical advances
have brightened the field and brought it to the attention of the
general community in natural sciences. Nowadays, working knowledge
of dissipative quantum mechanics is an essential tool for many
physicists. This book - originally published in 1990 and
republished in 1999 and and 2008 as enlarged second and third
editions - delves significantly deeper than ever before into the
fundamental concepts, methods and applications of quantum
dissipative systems.This fourth edition provides a self-contained
and updated account of the quantum mechanics of open systems and
offers important new material including the most recent
developments. The subject matter has been expanded by about fifteen
percent. Many chapters have been completely rewritten to better
cater to both the needs of newcomers to the field and the requests
of the advanced readership. Two chapters have been added that
account for recent progress in the field. This book should be
accessible to all graduate students in physics. Researchers will
find this a rich and stimulating source.
This companion volume to "Fundamental Polymer Science" (Gedde and
Hedenqvist, 2019) offers detailed insights from leading
practitioners into experimental methods, simulation and modelling,
mechanical and transport properties, processing, and sustainability
issues. Separate chapters are devoted to thermal analysis,
microscopy, spectroscopy, scattering methods, and chromatography.
Special problems and pitfalls related to the study of polymers are
addressed. Careful editing for consistency and cross-referencing
among the chapters, high-quality graphics, worked-out examples, and
numerous references to the specialist literature make "Applied
Polymer Science" an essential reference for advanced students and
practicing chemists, physicists, and engineers who want to solve
problems with the use of polymeric materials.
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