Showing posts with label Quantum Theory. Show all posts
Showing posts with label Quantum Theory. Show all posts
Monday, May 6, 2013
An Introduction To Quantum Field Theory, Michael Peskin
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Principles of Quantum Mechanics 2nd Edition, Shankar
Principles of Quantum Mechanics 2nd Edition PDF Download Ebook. Ramamurti Shankar introduces major additions and updated key presentations. New features of this innovative text include an entirely rewritten mathematical introduction, a discussion of Time-reversal invariance, and extensive coverage of a variety of path integrals and their applications.
Additional highlights include clear, accessible treatment of underlying mathematics with review of Newtonian, Lagrangian, and Hamiltonian mechanics. Student understanding of quantum theory is enhanced by separate treatment of mathematical theorems and physical postulates. It offers unsurpassed coverage of path integrals and their relevance in contemporary physics.
This massive text of 700 and odd pages has indeed an excellent get-up, is very verbal and expressive, and has extensively worked out calculational details---all just right for a first course. The style is conversational, more like a corridor talk or lecture notes, though arranged as a text. It would be particularly useful to beginning students and those in allied areas like quantum chemistry.
It is fully referenced and is supported by many exercises and solutions. The book’s self-contained chapters also make it suitable for independent study as well as for courses in applied disciplines. No matter how gently one introduces students to the concept of Dirac’s bras and kets, many are turned off. Shankar attacks the problem head-on in the first chapter, and in a very informal style suggests that there is nothing to be frightened of.
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Saturday, May 4, 2013
Quantum Field Theory by Mark Srednicki
Quantum Field Theory PDF Download Ebook. Mark Srednicki provides a complete and essential introduction to the subject. Assuming only an undergraduate knowledge of quantum mechanics and special relativity, this book is ideal for graduate students beginning the study of elementary particles.
The step-by-step presentation begins with basic concepts illustrated by simple examples, and proceeds through historically important results to thorough treatments of modern topics such as the renormalization group, spinor-helicity methods for quark and gluon scattering, magnetic monopoles, instantons, supersymmetry, and the unification of forces.
The book is written in a modular format, with each chapter as self-contained as possible, and with the necessary prerequisite material clearly identified. It is based on a year-long course given by the author and contains extensive problems, with password protected solutions available to lecturers. This textbook is an essential introduction to quantum field theory, covering all the key theories necessary to understand the standard model. It is ideal for graduate students studying quantum field theory and elementary particle theory.
This is a vast subject, with many outstanding textbooks. Among these, Srednicki's stands out for its pedagogy. The subject is built logically, rather than historically. The exposition walks the line between getting the idea across and not shying away from a serious calculation. Path integrals enter early, and renormalization theory is pursued from the very start. By the end of the course the student should understand both beta functions and the Standard Model, and be able to carry through a calculation when a nice calculation is called for.
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The Conceptual Framework of Quantum Field Theory, Duncan
The Conceptual Framework of Quantum Field Theory PDF Download Ebook. Anthony Duncan provides an introduction to quantum field theory emphasizing conceptual issues frequently neglected in more "utilitarian" treatments of the subject. The book is divided into four parts, entitled respectively "Origins", "Dynamics", "Symmetries", and "Scales".
The emphasis is conceptual - the aim is to build the theory up systematically from some clearly stated foundational concepts - and therefore to a large extent anti-historical, but two historical Chapters ("Origins") are included to situate quantum field theory in the larger context of modern physical theories.
The three remaining sections of the book follow a step by step reconstruction of this framework beginning with just a few basic assumptions: relativistic invariance, the basic principles of quantum mechanics, and the prohibition of physical action at a distance embodied in the clustering principle.
The ``Dynamics" section of the book lays out the basic structure of quantum field theory arising from the sequential insertion of quantum-mechanical, relativistic and locality constraints. The central role of symmetries in relativistic quantum field theories is explored in the third section of the book, while in the final section, entitled "Scales", we explore in detail the feature of quantum field theories most critical for their enormous phenomenological success - the scale separation property embodied by the renormalization group properties of a theory defined by an effective local Lagrangian.
The book includes a wide range of problems at the end of the chapters. Solutions can be requested via the publisher's web site. Author provides a new perspective on the field, emphasizing a number of conceptual and technical aspects that are usually brushed conveniently under the carpet. This should be high on the reading list of any serious researcher.
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Friday, April 19, 2013
Erwin Schrodinger and the Quantum Revolution by John Gribbin
Erwin Schrodinger and the Quantum Revolution PDF Download Ebook. John Gribbin takes you into the heart of the quantum revolution and explains the captivating world of quantum mechanics, which underpins all of modern science.
Erwin Schrödinger is the grandfather of quantum physics best known for his thought experiment of a cat in a box, simultaneously dead and alive, which demonstrated the maddening absurdity of quantum physics. Author of the bestselling classic In Search of Schrödinger's Cat, John Gribbin now explores the physicist behind the box.
Erwin Schrödinger and the Quantum Revolution is a riveting biography of a giant of physics who was as passionate about philosophy and Eastern religion as he was about science, who broke social convention to the detriment of his career, and who was a reluctant revolutionary of quantum physics. Raised on the scientific tradition of the nineteenth century, Erwin Schrödinger's major contribution to the new science of the twentieth century was his masterpiece wave theory of quanta for which he received a Nobel Prize. Schrödinger remains an integral part of the new physics of the twenty-first century.
Few scientists are known as snappy dressers, but Schrödinger sometimes made Einstein look like a fashion icon. On one occasion he had trouble gaining admission to an important scientific meeting because of his bedraggled appearance. Far more problematic were his unorthodox domestic arrangements. He horrified the old-fashioned establishment at Oxford when he turned up in England with both his wife and his mistress, and he was later not considered for a job at Princeton, working alongside Einstein, for the same reason.
More than a century after the first skirmishes of the quantum revolution, it may be difficult to understand what a profound shock it was for brilliant scientists like Schrödinger and Einstein to be confronted by the specter of uncertainty at the atomic level. Gribbin creates an almost wistful picture of the solid, predictable universe understood by Newtonian physicists—a world in which immutable laws of nature governed every micron of movement in a clockwork system.
How, then, could an electron be in two places at once, or move from one place to another without passing through the space between, or be in no definable place at all? John Gribbin explains the complexity of quantum mechanics, as well as the complex character of this quantum pioneer, in his signature, lucid approach that any curious mind can understand.
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Quantum Computing since Democritus by Scott Aaronson
Quantum Computing since Democritus PDF Download Ebook. Scott Aaronson takes readers on a tour through some of the deepest ideas of maths, computer science and physics. Full of insights, arguments and philosophical perspectives, the book covers an amazing array of topics. Aaronson's informal style makes this book a fascinating read for students and researchers working in physics, computer science, mathematics and philosophy.
Beginning in antiquity with Democritus, it progresses through logic and set theory, computability and complexity theory, quantum computing, cryptography, the information content of quantum states and the interpretation of quantum mechanics. There are also extended discussions about time travel, Newcomb's Paradox, the anthropic principle and the views of Roger Penrose.
Aaronson's informal style makes this fascinating book accessible to readers with scientific backgrounds, as well as students and researchers working in physics, computer science, mathematics and philosophy. ichard Feynman's Lectures on Physics has there been a set of lecture notes as brilliant and as entertaining.
Aaronson leads the reader on a wild romp through the most important intellectual achievements in computing and physics, weaving these seemingly disparate fields into a captivating narrative for our modern age of information. Aaronson wildly runs through the fields of physics and computers, showing us how they are connected, how to understand our computational universe, and what questions exist on the borders of these fields that we still don't understand.
This book is a poem disguised as a set of lecture notes. The lectures are on computing and physics, complexity theory and mathematical logic and quantum physics. The poem is made up of proofs, jokes, stories, and revelations, synthesizing the two towering fields of computer science and physics into a coherent tapestry of sheer intellectual awesomeness.
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Quantum Physics: A Beginner's Guide by Alastair Rae
Quantum Physics: A Beginner's Guide PDF Download Ebook. Alastair Rae assumes no prior scientific or mathematical knowledge. This clear and concise introduction provides a step-by-step guide to quantum theory, right from the very basic principles to the most cutting-edge developments, such as super-fast computers and unbreakable codes, which could soon become reality.
As author points out in his introduction, "quantum physics is not rocket science". It may have gained a reputation as the theory that no one really understands, but its practical applications are all around us in everyday life. If it were not for quantum physics, computers would not function, metals would not conduct electricity, and the power stations that heat our homes would not produce energy.
Finally, Rae turns to the philosophical questions posed by quantum physics and asks: if Einstein was wrong and God really does play dice, what are the consequences of this for the way we view ourselves and our relation to the world? Written by one of the most respected authors in the field, this authoritative and readable guide will be suitable for anyone wishing to gain a clearer understanding of one of the key scientific discoveries of our time.
Author has done an impressive job. Any reader who is prepared to put in a little effort will come away from this book with not only an understanding of the basics of some important practical applications of the theory but also some appreciation of why its conceptual foundations are still the subject of such spirited debate.
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Lectures on Quantum Mechanics by Steven Weinberg
Lectures on Quantum Mechanics PDF Download Ebook. Steven Weinberg demonstrates his exceptional insight in this concise introduction to modern quantum mechanics for graduate students. Ideally suited to a one-year graduate course, this textbook is also a useful reference for researchers. It covers many topics not often found in other texts on the subject and features end-of-chapter problems.
Readers are introduced to the subject through a review of the history of quantum mechanics and an account of classic solutions of the Schrödinger equation, before quantum mechanics is developed in a modern Hilbert space approach. This text has written an exceptionally clear and coherent graduate-level textbook on modern quantum mechanics.
This book presents the physical and mathematical formulations of the theory in a concise and rigorous manner. The equations are all explained step-by-step, and every term is defined. He presents a fresh, integrated approach to teaching this subject with an emphasis on symmetry principles. Weinberg demonstrates his finesse as an excellent teacher and author.
The textbook covers many topics not often found in other books on the subject, including alternatives to the Copenhagen interpretation, Bloch waves and band structure, the Wigner-Eckart theorem, magic numbers, isospin symmetry, the Dirac theory of constrained canonical systems, general scattering theory, the optical theorem, the 'in-in' formalism, the Berry phase, Landau levels, entanglement and quantum computing. Problems are included at the ends of chapters, with solutions available for instructors
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Introduction to Quantum Mechanics 2nd Edition, Griffiths
Introduction to Quantum Mechanics 2nd Edition PDF Download Ebook. David J. Griffiths shows how to do quantum mechanics, and then provides them with a more insightful discussion of what it means. Fundamental principles are covered, quantum theory presented, and special techniques developed for attacking realistic problems. The book’s two-part coverage organizes topics under basic theory, and assembles an arsenal of approximation schemes with illustrative applications.
The purpose of this book is to teach you how to do quantum mechanics. Apart from some essential background in Chapter 1, the deeper quasiphilosophical questions are saved for the end. I do not believe one can intelligently discuss what quantum mechanics means until one has a firm sense of what quantum mechanics does. But if you absolutely cannot wait, by all means read the Afterword immediately following Chapter 1.
Not only is quantum theory conceptually rich, it is also technically difficult, and exact solutions to all but the most artificial textbook examples are few and far between. It is therefore essential to develop special techniques for attacking more realistic problems.
Accordingly, this book is divided into two parts; Part I covers the basic theory, and Part II assembles an arsenal of approximation schemes, with illustrative applications. Although it is important to keep the two parts logically separate, it is not necessary to study the material in the order presented here. Some instructors, for example, may wish to treat time-independent perturbation theory immediately after Chapter 2.
This book is intended for a one-semester or one-year course at the junior or senior level. A one-semester course will have to concentrate mainly on Part I; a full-year course should have room for supplementary material beyond Part II. The reader must be familiar with the rudiments of linear algebra (as summarized in the Appendix), complex numbers, and calculus up through partial derivatives; some acquaintance with Fourier analysis and the Dirac delta function would help.
Elementary classical mechanics is essential, of course, and a little electrodynamics would be useful in places. As always, the more physics and math you know the easier it will be, and the more you will get out of your study.
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The Universe in a Nutshell by Stephen William Hawking
The Universe in a Nutshell PDF Download Ebook. Stephen William Hawking offers humorous style and with colorful and entertaining graphics on every page. Hawking succeeds in communicating his love and enthusiasm for science. Without seeming to condescend, he makes a valiant attempt to clarify many fascinating and elusive topics such as relativity and time; multiple universes and dimensions; black holes and dark matter; prediction of the future; and the possibility of time travel.
Author aims to remedy the situation, with a plethora of friendly illustrations to help readers grok some of the most brain-bending ideas ever conceived. Does it succeed? Yes and no. While Hawking offers genuinely accessible context for such complexities as string theory and the nature of time, it's when he must translate equations to sentences that the limits of language get in the way.
But Hawking has simplified the origin of the universe, the nature of space and time, and what holds it all together to an unprecedented degree, inviting nonscientists to share his obvious awe and love of the unseen forces that shape it all. Stephen Hawking is an intellectual icon, known not only for the adventurousness of his ideas but for the clarity and wit with which he expresses them.
In this new book Hawking takes us to the cutting edge of theoretical physics, where truth is often stranger than fiction, to explain in laymen’s terms the principles that control our universe. Professor Hawking is seeking to uncover the grail of science the elusive Theory of Everything that lies at the heart of the cosmos. In his accessible and often playful style, he guides us on his search to uncover the secrets of the universe from supergravity to supersymmetry, from quantum theory to M-theory, from holography to duality.
He takes us to the wild frontiers of science, where superstring theory and p-branes may hold the final clue to the puzzle. With characteristic exuberance, Professor Hawking invites us to be fellow travelers on this extraordinary voyage through space-time.
Copious four-color illustrations help clarify this journey into a surreal wonderland where particles, sheets, and strings move in eleven dimensions; where black holes evaporate and disappear, taking their secret with them; and where the original cosmic seed from which our own universe sprang was a tiny nut. This book is essential reading for all of us who want to understand the universe in which we live.
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