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Books > Science & Mathematics > Physics
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.
Quantum mechanics is one of the most fascinating, and at the
same time most controversial, branches of contemporary science.
Disputes have accompanied this science since its birth and have not
ceased to this day.
"Uncommon Paths in Quantum Physics" allows the reader to
contemplate deeply some ideas and methods that are seldom met in
the contemporary literature. Instead of widespread recipes of
mathematical physics, based on the solutions of
integro-differential equations, the book follows logical and partly
intuitional derivations of non-commutative algebra. Readers can
directly penetrate the abstract world of quantum mechanics.
First book in the market that treats this newly developed area of
theoretical physics; the book will thus provide a fascinating
overview of the prospective applications of this area, strongly
founded on the theories and methods that it describes.Provides a
solid foundation for the application of quantum theory to current
physical problems arising in the interpretation of molecular
spectra and important effects in quantum field theory.New insight
into the physics of anharmonic vibrations, more feasible
calculations with improved precision.
Open microfluidics, the study of microflows having a boundary with
surrounding air, encompasses different aspects such as paper or
thread-based microfluidics, droplet microfluidics and open-channel
microfluidics. Open-channel microflow is a flow at the micro-scale,
guided by solid structures, and having at least a free boundary
(with air or vapor) other than the advancing meniscus. This book is
devoted to the study of open-channel microfluidics which (contrary
to paper or thread or droplet microfluidics) is still very sparsely
documented, but bears many new applications in biology,
biotechnology, medicine, material and space sciences. Capillarity
being the principal force triggering an open microflow, the
principles of capillarity are first recalled. The onset of
open-channel microflow is next analyzed and the fundamental notion
of generalized Cassie angle (the apparent contact angle which
accounts for the presence of air) is presented. The theory of the
dynamics of open-channel microflows is then developed, using the
notion of averaged friction length which accounts for the presence
of air along the boundaries of the flow domain. Different channel
morphologies are studied and geometrical features such as valves
and capillary pumps are examined. An introduction to two-phase
open-channel microflows is also presented showing that immiscible
plugs can be transported by an open-channel flow. Finally, a
selection of interesting applications in the domains of space,
materials, medicine and biology is presented, showing the
potentialities of open-channel microfluidics.
Today, air-to-surface vessel (ASV) radars, or more generally
airborne maritime surveillance radars, are installed on maritime
reconnaissance aircraft for long-range detection, tracking and
classification of surface ships (ASuW--anti-surface warfare) and
for hunting submarines (ASW--anti-submarine warfare). Such radars
were first developed in the UK during WWII as part of the response
to the threat to shipping from German U boats. This book describes
the ASV radars developed in the UK and used by RAF Coastal Command
during WWII for long-range maritime surveillance.
This book will provide a comprehensive overview on the green
approach to the research and industrialization of plastic
materials. An effort will be made to offer to the reader a critical
perspective concerning both oil-based plastics and novel bio-based
and waste-derived polymer formulations. A special focus on
bio-innovation in the area of organic materials will also be
delivered.
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.
The present theme concerns the forces of nature, and what
investigations of these forces can tell us about the world we see
about us. The story of these forces is long and complex, and
contains many episodes that are not atypical of the bulk of
scientific research, which could have achieved greater acclaim 'if
only...'.The intention of this book is to introduce ideas of how
the visible world, and those parts of it that we cannot observe,
either because they are too small or too large for our scale of
perception, can be understood by consideration of only a few
fundamental forces. The subject in these pages will be the
authority of the commonly termed, laws of physics, which arise from
the forces of nature, and the corresponding constants of nature
(for example, the speed of light, c, the charge of the electron, e,
or the mass of the electron, me).
"Advanced Power Generation Systems" examines the full range of
advanced multiple output thermodynamic cycles that can enable more
sustainable and efficient power production from traditional
methods, as well as driving the significant gains available from
renewable sources. These advanced cycles can harness the
by-products of one power generation effort, such as electricity
production, to simultaneously create additional energy outputs,
such as heat or refrigeration. Gas turbine-based, and industrial
waste heat recovery-based combined, cogeneration, and trigeneration
cycles are considered in depth, along with Syngas combustion
engines, hybrid SOFC/gas turbine engines, and other
thermodynamically efficient and environmentally conscious
generation technologies. The uses of solar power, biomass,
hydrogen, and fuel cells in advanced power generation are
considered, within both hybrid and dedicated systems.
The detailed energy and exergy analysis of each type of system
provided by globally recognized author Dr. Ibrahim Dincer will
inform effective and efficient design choices, while emphasizing
the pivotal role of new methodologies and models for performance
assessment of existing systems. This unique resource gathers
information from thermodynamics, fluid mechanics, heat transfer,
and energy system design to provide a single-source guide to
solving practical power engineering problems.
The only complete source of info on the whole array of multiple
output thermodynamic cycles, covering all the design options for
environmentally-conscious combined production of electric power,
heat, and refrigerationOffers crucial instruction on realizing more
efficiency in traditional power generation systems, and on
implementing renewable technologies, including solar, hydrogen,
fuel cells, and biomass Each cycle description clarified through
schematic diagrams, and linked to sustainable development scenarios
through detailed energy, exergy, and efficiency analysesCase
studies and examples demonstrate how novel systems and performance
assessment methods function in practice
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2D Materials
(Hardcover)
Chatchawal Wongchoosuk, Yotsarayuth Seekaew
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R2,554
Discovery Miles 25 540
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Ships in 18 - 22 working days
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This book uses a hands-on approach to nonlinear dynamics using
commonly available software, including the free dynamical systems
software Xppaut, Matlab (or its free cousin, Octave) and the Maple
symbolic algebra system. Detailed instructions for various common
procedures, including bifurcation analysis using the version of
AUTO embedded in Xppaut, are provided. This book also provides a
survey that can be taught in a single academic term covering a
greater variety of dynamical systems (discrete versus continuous
time, finite versus infinite-dimensional, dissipative versus
conservative) than is normally seen in introductory texts.
Numerical computation and linear stability analysis are used as
unifying themes throughout the book. Despite the emphasis on
computer calculations, theory is not neglected, and fundamental
concepts from the field of nonlinear dynamics such as solution maps
and invariant manifolds are presented.
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