|
|
Books > Science & Mathematics > Physics > Quantum physics (quantum mechanics) > General
This book presents the mathematical background underlying security
modeling in the context of next-generation cryptography. By
introducing new mathematical results in order to strengthen
information security, while simultaneously presenting fresh
insights and developing the respective areas of mathematics, it is
the first-ever book to focus on areas that have not yet been fully
exploited for cryptographic applications such as representation
theory and mathematical physics, among others. Recent advances in
cryptanalysis, brought about in particular by quantum computation
and physical attacks on cryptographic devices, such as side-channel
analysis or power analysis, have revealed the growing security
risks for state-of-the-art cryptographic schemes. To address these
risks, high-performance, next-generation cryptosystems must be
studied, which requires the further development of the mathematical
background of modern cryptography. More specifically, in order to
avoid the security risks posed by adversaries with advanced attack
capabilities, cryptosystems must be upgraded, which in turn relies
on a wide range of mathematical theories. This book is suitable for
use in an advanced graduate course in mathematical cryptography,
while also offering a valuable reference guide for experts.
- Covers both continuum differential equation approach and matrix
algebra. - Refined lecture notes, tested on students for over 30
years.
Key features: Presents the first elementary introduction to quantum
geometry Explores how to understand quantum geometry without prior
knowledge beyond bachelor level physics and mathematics. Contains
exercises, problems and solutions to supplement and enhance
learning
This book gives an introduction to quantum mechanics with the
matrix method. Heisenberg's matrix mechanics is described in
detail. The fundamental equations are derived by algebraic methods
using matrix calculus. Only a brief description of Schroedinger's
wave mechanics is given (in most books exclusively treated), to
show their equivalence to Heisenberg's matrix method. In the first
part the historical development of Quantum theory by Planck, Bohr
and Sommerfeld is sketched, followed by the ideas and methods of
Heisenberg, Born and Jordan. Then Pauli's spin and exclusion
principles are treated. Pauli's exclusion principle leads to the
structure of atoms. Finally, Diracs relativistic quantum mechanics
is shortly presented. Matrices and matrix equations are today easy
to handle when implementing numerical algorithms using standard
software as MAPLE and Mathematica.
This book developed from a course given by the author to
undergraduate and postgraduate students. It takes up Matrix Theory,
Antenna Theory, and Probability Theory in detail. The first chapter
on matrix theory discusses in reasonable depth the theory of Lie
Algebras leading upto Cartan's Classification Theory. It also
discusses some basic elements of Functional Analysis and Operator
Theory in infinite dimensional Banach and Hilbert spaces. The
second chapter discusses Basic Probability Theory and the topics
discussed find applications to Stochastic Filtering Theory for
differential equations driven by white Gaussian noise. The third
chapter is on Antenna Theory with a focus on Modern Quantum Antenna
Theory. The book will be a valuable resource to students and early
career researchers in the field of Mathametical Physics.
Quantum mechanics has shown unprecedented success as a physical
theory, but it has forced a new view on the description of physical
reality. In recent years, important progress has been achieved both
in the theory of open quantum systems and in the experimental
realization and control of such systems. A great deal of the new
results is concerned with the characterization and quantification
of quantum memory effects. From this perspective, the 684.
WE-Heraeus-Seminar has brought together scientists from different
communities, both theoretical and experimental, sharing expertise
on open quantum systems, as well as the commitment to the
understanding of quantum mechanics. This book consists of many
contributions addressing the diversified physics community
interested in foundations of quantum mechanics and its applications
and it reports about recent results in open quantum systems and
their connection with the most advanced experiments testing quantum
mechanics.
Unified Field Theory was an expression first used by Einstein in
his attempt to unify general relativity with electromagnetism.
Unified Field Theory and Occam's Razor attempts to provide real
answers to foundational questions related to this unification and
should be of high interest to innovative scientists. A diverse
group of contributing authors approach an old problem with an
open-mindedness that presents a new and fresh perspective. The
following topics are discussed in detail in the hope of a fruitful
dialogue with all who are interested in this subject:This highly
original book brings together theoretical researchers and
experimentalists specialized in the areas of mathematics and
epistemology, theoretical and experimental physics, engineering,
and technology. For years they have worked independently on topics
related to the foundations and unity of physics and have had
numerous overlapping ideas in terms of using Clifford algebra and
spinors. Within the book, new technology applications are outlined
and theoretical results are complemented by interpretations of
experimental data.
Quantum field theory is the application of quantum mechanics to
systems with infinitely many degrees of freedom. This 2007 textbook
presents quantum field theoretical applications to systems out of
equilibrium. It introduces the real-time approach to
non-equilibrium statistical mechanics and the quantum field theory
of non-equilibrium states in general. It offers two ways of
learning how to study non-equilibrium states of many-body systems:
the mathematical canonical way and an easy intuitive way using
Feynman diagrams. The latter provides an easy introduction to the
powerful functional methods of field theory, and the use of Feynman
diagrams to study classical stochastic dynamics is considered in
detail. The developed real-time technique is applied to study
numerous phenomena in many-body systems. Complete with numerous
exercises to aid self-study, this textbook is suitable for graduate
students in statistical mechanics and condensed matter physics.
Features: Includes over 104 codes in OOPs python, all of which can
be used either as a standalone program or integrated with any other
main program without any issues. Every parameter in the input,
output and execution has been provided while keeping both beginner
and advanced users in mind. The output of every program is
explained thoroughly with detailed examples. A detailed
mathematical commenting is done along side the code which enhances
clarity about the flow and working of the code
This book is a wide-ranging survey of the physics of
out-of-equilibrium systems of correlated electrons, ranging from
the theoretical, to the numerical, computational and experimental
aspects. It starts from basic approaches to non-equilibrium
physics, such as the mean-field approach, then proceeds to more
advanced methods, such as dynamical mean-field theory and master
equation approaches. Lastly, it offers a comprehensive overview of
the latest advances in experimental investigations of complex
quantum materials by means of ultrafast spectroscopy.
It has often been claimed that without drastic conceptual
innovations a genuine explanation of quantum interference effects
and quantum randomness is impossible. This book concerns Bohmian
mechanics, a simple particle theory that is a counterexample to
such claims. The gentle introduction and other contributions
collected here show how the phenomena of non-relativistic quantum
mechanics, from Heisenberg's uncertainty principle to non-commuting
observables, emerge from the Bohmian motion of particles, the
natural particle motion associated with Schrodinger's equation.
This book will be of value to all students and researchers in
physics with an interest in the meaning of quantum theory as well
as to philosophers of science.
There is no sharp dividing line between the foundations of physics
and philosophy of physics. This is especially true for quantum
mechanics. The debate on the interpretation of quantum mechanics
has raged in both the scientific and philosophical communities
since the 1920s and continues to this day. (We shall understand the
unqualified term 'quantum mechanics' to mean the mathematical
formalism, i. e. laws and rules by which empirical predictions and
theoretical advances are made. ) There is a popular rendering of
quantum mechanics which has been publicly endorsed by some well
known physicists which says that quantum mechanics is not only 1
more weird than we imagine but is weirder than we can imagine.
Although it is readily granted that quantum mechanics has produced
some strange and counter-intuitive results, the case will be
presented in this book that quantum mechanics is not as weird as we
might have been led to believe! The prevailing theory of quantum
mechanics is called Orthodox Quantum Theory (also known as the
Copenhagen Interpretation). Orthodox Quantum Theory endows a
special status on measurement processes by requiring an
intervention of an observer or an observer's proxy (e. g. a
measuring apparatus). The placement of the observer (or proxy) is
somewhat arbitrary which introduces a degree of subjectivity.
Orthodox Quantum Theory only predicts probabilities for measured
values of physical quantities. It is essentially an instrumental
theory, i. e.
- integrates contemporary science, philosophy, and psychoanalysis -
first book on the market to discuss more than one area of
contemporary science in relation to psychoanalysis
- integrates contemporary science, philosophy, and psychoanalysis -
first book on the market to discuss more than one area of
contemporary science in relation to psychoanalysis
The counter-intuitive aspects of quantum physics have been for long
illustrated by thought experiments, from Einstein's photon box to
Schroedinger's cat. These experiments have now become real, with
single particles - electrons, atoms or photons - directly unveiling
the weird features of the quantum. State superpositions,
entanglement and complementarity define a novel quantum logic which
can be harnessed for information processing, raising great hopes
for applications. This book describes a class of such thought
experiments made real. Juggling with atoms and photons confined in
cavities, ions or cold atoms in traps, is here an incentive to shed
a new light on the basic concepts of quantum physics. Measurement
processes and decoherence at the quantum-classical boundary are
highlighted. This volume, which combines theory and experiments,
will be of interest to students in quantum physics, teachers
seeking illustrations for their lectures and new problem sets,
researchers in quantum optics and quantum information.
A spectacular musical and scientific journey from the Bronx to the
cosmic horizon that reveals the astonishing links between jazz,
science, Einstein, and Coltrane More than fifty years ago, John
Coltrane drew the twelve musical notes in a circle and connected
them by straight lines, forming a five-pointed star. Inspired by
Einstein, Coltrane put physics and geometry at the core of his
music. Physicist and jazz musician Stephon Alexander follows suit,
using jazz to answer physics' most vexing questions about the past
and future of the universe. Following the great minds that first
drew the links between music and physics-a list including
Pythagoras, Kepler, Newton, Einstein, and Rakim -- The Jazz of
Physics reveals that the ancient poetic idea of the "Music of the
Spheres," taken seriously, clarifies confounding issues in physics.
The Jazz of Physics will fascinate and inspire anyone interested in
the mysteries of our universe, music, and life itself.
From Spinors to Quantum Mechanics discusses group theory and its
use in quantum mechanics. Chapters 1 to 4 offer an introduction to
group theory, and it provides the reader with an exact and clear
intuition of what a spinor is, showing that spinors are just a
mathematically complete notation for group elements. Chapter 5
contains the first rigorous derivation of the Dirac equation from a
simple set of assumptions. The remaining chapters will interest the
advanced reader who is interested in the meaning of quantum
mechanics. They propose a novel approach to the foundations of
quantum mechanics, based on the idea that the meaning of the
formalism is already provided by the mathematics.In the traditional
approach to quantum mechanics as initiated by Heisenberg, one has
to start from a number of experimental results and then derive a
set of rules and calculations that reproduce the observed
experimental results. In such an inductive approach the underlying
assumptions are not given at the outset. The reader has to figure
them out, and this has proven to be difficult. The book shows that
a different, bottom-up approach to quantum mechanics is possible,
which merits further investigation as it demonstrates that with the
methods used, the reader can obtain the correct results in a
context where one would hitherto not expect this to be possible.
Quantum mechanics is the foundation of modern technology, due to
its innumerable applications in physics, chemistry and even
biology. This second volume studies Schroedinger s equation and its
applications in the study of wells, steps and potential barriers.
It examines the properties of orthonormal bases in the space of
square-summable wave functions and Dirac notations in the space of
states. This book has a special focus on the notions of the linear
operators, the Hermitian operators, observables, Hermitian
conjugation, commutators and the representation of kets, bras and
operators in the space of states. The eigenvalue equation, the
characteristic equation and the evolution equation of the mean
value of an observable are introduced. The book goes on to
investigate the study of conservative systems through the time
evolution operator and Ehrenfest s theorem. Finally, this second
volume is completed by the introduction of the notions of quantum
wire, quantum wells of semiconductor materials and quantum dots in
the appendices.
- New advancements of fractal analysis with applications to many
scientific, engineering, and societal issues - Recent changes and
challenges of fractal geometry with the rapid advancement of
technology - Attracted chapters on novel theory and recent
applications of fractals. - Offers recent findings, modelling and
simulations of fractal analysis from eminent institutions across
the world - Analytical innovations of fractal analysis - Edited
collection with a variety of viewpoints
'Everything you wanted to know about physics but were afraid to
ask' Priyamvada Natarajan, author of Mapping the Heavens
__________________________ When leading theoretical physicist
Professor Michael Dine was asked where you could find an accessible
book that would teach you about the Big Bang, Dark Matter, the
Higgs boson and the cutting edge of physics now, he had nothing he
could recommend. So he wrote it himself. In This Way to the
Universe, Dine takes us on a fascinating tour through the history
of modern physics - from Newtonian mechanics to quantum, from
particle to nuclear physics - delving into the wonders of our
universe at its largest, smallest, and within our daily lives. If
you are looking for the one book to help you understand physics,
written in language anyone can follow, this is it.
__________________________ 'An extraordinary journey into what we
know, what we hope to know, and what we don't know, about the
universe and the laws that govern it' Leonard Susskind, author of
The Theoretical Minimum series 'This book is a rare event . . .
presented by someone who is a true master' Sean Carroll, author of
From Eternity to Here 'Dine's enthusiastic storytelling makes the
read worth it for those who want to finally wrap their mind around
string theory or the Higgs boson' Tess Joosse, Scientific American
This book highlights the novel research in quantum memory
networking, especially quantum memories based on cold atomic
ensembles. After discussing the frontiers of quantum networking
research and building a DLCZ-type quantum memory with cold atomic
ensemble, the author develops the ring cavity enhanced quantum
memory and demonstrates a filter-free quantum memory, which
significantly improves the photon-atom entanglement. The author
then realizes for the first time the GHZ-type entanglement of three
separate quantum memories, a building block of 2D quantum repeaters
and quantum networks. The author also combines quantum memories and
time-resolved measurements, and reports the first multiple
interference of three single photons with different colors. The
book is of good reference value for graduate students, researchers,
and technical personnel in quantum information sciences.
How do atoms and electrons behave? Are they just like marbles,
basketballs, suns, and planets, but smaller?They are not. Atoms and
electrons behave in a fashion quite unlike the familiar marbles,
basketballs, suns, and planets. This sophomore-level textbook
delves into the counterintuitive, intricate, but ultimately
fascinating world of quantum mechanics. Building both physical
insight and mathematical technique, it opens up a new world to the
discerning reader.After discussing experimental demonstrations
showing that atoms behave differently from marbles, the book builds
up the phenomena of the quantum world - quantization, interference,
and entanglement - in the simplest possible system, the qubit. Once
the phenomena are introduced, it builds mathematical machinery for
describing them. It goes on to generalize those concepts and that
machinery to more intricate systems. Special attention is paid to
identical particles, the source of considerable student confusion.
In the last chapter, students get a taste of what is not treated in
the book and are invited to continue exploring quantum mechanics.
Problems in the book test both conceptual and technical knowledge,
and invite students to develop their own questions.
This edited, multi-author book gathers selected, peer-reviewed
contributions based on papers presented at the 23rd International
Workshop on Quantum Systems in Chemistry, Physics, and Biology
(QSCP-XXIII), held in Mopani Camp, The Kruger National Park, South
Africa, in September 2018. The content is primarily intended for
scholars, researchers, and graduate students working at
universities and scientific institutes who are interested in the
structure, properties, dynamics, and spectroscopy of atoms,
molecules, biological systems, and condensed matter.
|
You may like...
The Bohr Atom
Bruce Cameron Reed
Paperback
R750
Discovery Miles 7 500
|