Kvantfysik
6 913 produkter
6 913 produkter
819 kr
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Although there are many textbooks that deal with the formal apparatus of quantum mechanics (QM) and its application to standard problems, none take into account the developments in the foundations of the subject which have taken place in the last few decades. There are specialized treatises on various aspects of the foundations of QM, but none that integrate those topics with the standard material. This book aims to remove that unfortunate dichotomy, which has divorced the practical aspects of the subject from the interpretation and broader implications of the theory.In this edition a new chapter on quantum information is added. As the topic is still in a state of rapid development, a comprehensive treatment is not feasible. The emphasis is on the fundamental principles and some key applications, including quantum cryptography, teleportation of states, and quantum computing. The impact of quantum information theory on the foundations of quantum mechanics is discussed. In addition, there are minor revisions to several chapters.The book is intended primarily as a graduate level textbook, but it will also be of interest to physicists and philosophers who study the foundations of QM. Parts of it can be used by senior undergraduates too.
706 kr
Skickas inom 7-10 vardagar
Changes and additions to the new edition of this classic textbook include a new chapter on symmetries, new problems and examples, improved explanations, more numerical problems to be worked on a computer, new applications to solid state physics, and consolidated treatment of time-dependent potentials.
265 kr
»Möt den nya Stephen Hawking«– The Sunday Times
Världen består inte av individuella objekt utan av relationer.
Sedan kvantteorin formulerades har den förändrat vår förståelse av verkligheten i grunden. Men den motsägelsefulla världsbild som framträdde var så gåtfull att fysiker lade frågan om kvantfysikens innebörd åt sidan i över ett halvsekel.
I Helgoland ger Carlo Rovelli gåtan ett svar som är lika elegant som omvälvande. Han visar fram en annan och mer nyanserad verklighet än den som är grundad i elementarpartiklarnas schematiska materialism. En verklighet vars fundamentala grammatik stavas processer, händelser – och relationer.
89 kr
Våra kroppar är uppbyggda av biljoner mikroskopiska celler, och i cellernas innersta värld gäller kvantfysikens lagar. Kvantfysiken beskriver hur fåglarna hittar hem över tusentals kilometer och hur en ödla kan hänga upp och ner i taket. Kvantfysiken förklarar också fotosyntesen som är grunden för allt liv på jorden den process som ger en maskros kraften att spränga genom asfalten.
I kvantfysikens värld kan en partikel befinna sig på många ställen vid samma tidpunkt. Den kan förflytta sig genom att välja alla vägar mellan två punkter - samtidigt. Och information kan se ut att färdas över stora avstånd utan att det tar någon tid alls. I den mikroskopiska världen kan det se ut som att naturens lagbundenhet faller samman till osäkerhet och slump bara genom att man tittar på den. Men det är faktiskt inte sant den följer bara andra lagar: kvantfysikens skenbart paradoxala vägar i atomernas och molekylernas värld.
Kvantfysiken är också nyckeln till att förstå den genetik och biokemi som till slut förklarar hur vår kropp och vårt medvetande fungerar och kan påverkas. Kunskapen om kvantfysikens betydelse för medicin och biologi kan göra det möjligt att diagnosticera och behandla sjukdomar på nya sätt, och kanske i framtiden besvara de verkligt svåra frågorna hur uppstod och utvecklades livet på jorden?
153 kr
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Ibland är det enkla faktiskt bäst. Den här smarta guiden förklarar den moderna vetenskapens förbryllande värld. Texterna är korta och informativa och följs åt av pedagogiska bilder så att du snabbt kan få grepp om allt från tankeexperimentet med Schrödingers katt till kvantteleportering.
Oavsett om du pluggar naturvetenskap, vill friska upp minnet, bredda din allmänbildning eller briljera i sociala sammanhang är Kvantfysik på 1 minut fullspäckad med allt du behöver för att snabbt och enkelt förstå kvantfysikens grunder.
Complete Course on Theoretical Physics
From Classical Mechanics to Advanced Quantum Statistics
Häftad, Engelska, 2019
804 kr
Skickas inom 10-15 vardagar
This textbook gives a basic introduction to theoretical physics. It deals with mechanics, electrodynamics, theory of relativity, quantum mechanics and statistical physics, thus covering all the standard disciplines of theoretical physics in a single volume.
717 kr
Skickas inom 7-10 vardagar
This popular undergraduate quantum mechanics textbook is now available in a more affordable printing from Cambridge University Press. Unlike many other books on quantum mechanics, this text begins by examining experimental quantum phenomena such as the Stern-Gerlach experiment and spin measurements, using them as the basis for developing the theoretical principles of quantum mechanics. Dirac notation is developed from the outset, offering an intuitive and powerful mathematical toolset for calculation, and familiarizing students with this important notational system. This non-traditional approach is designed to deepen students' conceptual understanding of the subject, and has been extensively class tested. Suitable for undergraduate physics students, worked examples are included throughout and end of chapter problems act to reinforce and extend important concepts. Additional activities for students are provided online, including interactive simulations of Stern-Gerlach experiments, and a fully worked solutions manual is available for instructors.
984 kr
Skickas inom 7-10 vardagar
This book gives a modern, comprehensive introduction to the principles of quantum mechanics, to the main approximation methods and to the application of quantum theory to a wide variety of systems. The needs of students having an average mathematical ability are kept very much in mind, with the avoidance of complex mathematical arguments and any undue compression of material
Escape From Shadow Physics
Quantum Theory, Quantum Reality and the Next Scientific Revolution
Inbunden, Engelska, 2024
278 kr
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'A LANDMARK IN THE HISTORY AND PHILOSOPHY OF PHYSICS' - Jean BricmontThe received wisdom in quantum physics is that, at the deepest levels of reality, there are no actual causes for atomic events. This idea led to the outlandish belief that atoms - and therefore all things - aren't real unless shaped by human measurement. Einstein mocked this, asking if his bed evaporated only to jump back into the corner when he opened the door. And yet, quantum antirealism remains deeply influential in science and our culture.In Escape from Shadow Physics, Adam Forrest Kay takes up Einstein's torch: reality isn't mysterious or dependent on human measurement, but predictable and independent of us. At the heart of his argument is groundbreaking research with little drops of oil. These droplets behave as particles do in the long-overlooked quantum theory of pilot waves; crucially, they display quantum behaviour while being described by classical physics.What if the original doubters of our quantum orthodoxy (not least Einstein himself) were onto something? What if pilot wave theory was right all along? In that case, we may be on the threshold of a scientific revolution in which a century of mystical thinking and learned helplessness is replaced by a rational understanding of nature.
1 054 kr
Skickas inom 7-10 vardagar
Quantum field theory (QFT) is one of the great achievements of physics, of profound interest to mathematicians. Most pedagogical texts on QFT are geared toward budding professional physicists, however, whereas mathematical accounts are abstract and difficult to relate to the physics. This book bridges the gap. While the treatment is rigorous whenever possible, the accent is not on formality but on explaining what the physicists do and why, using precise mathematical language. In particular, it covers in detail the mysterious procedure of renormalization. Written for readers with a mathematical background but no previous knowledge of physics and largely self-contained, it presents both basic physical ideas from special relativity and quantum mechanics and advanced mathematical concepts in complete detail. It will be of interest to mathematicians wanting to learn about QFT and, with nearly 300 exercises, also to physics students seeking greater rigor than they typically find in their courses. Erratum for the book can be found at michel.talagrand.net/erratum.pdf.
794 kr
Skickas inom 7-10 vardagar
Modern Quantum Mechanics is a classic graduate level textbook, covering the main concepts from quantum mechanics in a clear, organized and engaging manner. The original author, J. J. Sakurai, was a renowned particle theorist. This third edition, revised by Jim Napolitano, introduces topics that extend its value into the twenty-first century, such as modern mathematical techniques for advanced quantum mechanical calculations, while at the same time retaining fundamental topics such as neutron interferometer experiments, Feynman path integrals, correlation measurements, and Bell's inequalities. A solutions manual is available.
- Nyhet
326 kr
Skickas inom 3-6 vardagar
141 kr
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'Quantum mechanics for real. This is the good stuff, the most mysterious aspects of how reality works, set out with crystalline clarity. The place to start' Sean Carroll, physicist, California Institute of Technology, author of The Particle at the End of the UniverseThis is the ultimate practical introduction to quantum mechanics. World-renowned physicist Leonard Susskind and data engineer Art Friedman give you the basic skills you need to tackle this famously difficult topic yourself.They provide clear, lively explanations of basic concepts, introduce the key fields of quantum mechanics and include step-by-step exercises. Making a complex subject 'as simple as possible, but no simpler', this is a practical toolkit for amateur scientists that you won't find anywhere else.
Världens matematiska grund : partikelfysik och kvantmekanik för gymnasieskolan
Inbunden, Svenska, 2020
306 kr
Skickas inom 5-8 vardagar
Världen beskrivs på grundläggande nivå av partikelfysik och kvantmekanik. Det är förståeligt nog ämnen som fascinerar många. De har ett rykte om sig att vara matematiskt komplicerade, vilket är helt sant. Behandlingen i gymnasiet tenderar därför att bli icke-matematisk, vilket är synd. Eleverna missar då den djupare förståelsen av fysiken och får inte upptäcka hur mycket av den matematik de lärt sig som behövs för att förstå världen. Gymnasiets naturvetenskapliga program innehåller mycket matematik. Idén bakom boken är att visa hur djup förståelse vi kan få om universums grundläggande lagar genom att använda så mycket som möjligt av denna matematik. Boken riktar sig till intresserade gymnasieelever och lärare. Den kan även vara intressant för personer som lämnat gymnasiet, men minns sin gymnasiematematik. Den kan användas som kurslitteratur till kurserna matematik specialisering eller naturvetenskaplig fördjupning. Erik Thomé är doktor i fysik vid Uppsala universitet. Han arbetar nu som gymnasielektor i fysik, matematik och filosofi på Öresundsgymnasiet Landskrona.
228 kr
Skickas inom 3-6 vardagar
Kvantfysik är ett svårt ämne och denna bok vill reda ut underliga och misstänkt felaktiga resonemang. För det första är verklighetsbegreppet ofta förvirrat. Det är meningslöst att tala om vad som händer innan en mätning görs. Ett exempel är det s.k. ”Schrödingers katt”. Att tilldela exemplet en superposition – katten är både död och levande – är utom mening. Georg cantor söker ’bevisa’ att reella talmängden är större än den naturliga. Intuitivt förstår vi det, men Cantors ’bevis’ håller inte. Kurt Gödels ofullständighetsbevis för aritmetiken och en nedgörande kritik av formalismen, bygger på klasssisk logik, men gör sig skyldig till ett flagrant missbruk av denna logik.
142 kr
Skickas inom 5-8 vardagar
Quantum physics is not mystifying. The implications are mind-bending, and not yet fully understood, but this revolutionary theory is truly illuminating. It stands as the best explanation of the fundamental nature of our world.‘An authoritative and beautifully written account of the quest to understand quantum theory and the origin of space and time.’ Professor Brian Cox Spanning the history of quantum discoveries, from Einstein and Bohr to the present day, Something Deeply Hidden is the essential guide to the most intriguing subject in science. Acclaimed physicist and writer Sean Carroll debunks the myths, resurrects and reinstates the Many-Worlds interpretation, and presents a new path towards solving the apparent conflict between quantum mechanics and Einstein’s theory of general relativity. In doing so, he fills a gap in the science that has existed for almost a century.A magisterial tour, Something Deeply Hidden encompasses the cosmological and everyday implications of quantum reality and multiple universes. And – finally – it all makes sense.***'Carroll takes us by the hand and with a benign smile and a chatty style, leads us to a place where… at every instant an almost infinite number of copies of you are splitting off to live alternative lives… a wild conceptual ride.' The Sunday Times, BOOKS OF THE YEAR'Like all great writers, Carroll has the remarkable ability of putting the reader utterly at ease with his lucid and addictive prose. He leads you so gently and comfortably into his quantum world that you quickly forget you are being given access to the most profound ideas about the nature of reality.' Jim Al-Khalili'Sean Carroll’s immensely enjoyable Something Deeply Hidden brings readers face-to-face with the fundamental quantum weirdness of the universe – or should I say universes? And by the end, you may catch yourself finding quantum weirdness not all that weird.' Jordan Ellenberg
137 kr
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A Brief History of Time for the 21st CenturyAt the heart of our galaxy lies a monster so deadly, not even light can escape its grasp. Its secrets lie waiting to be discovered. It’s time to explore our universe’s most mysterious inhabitantsBlack Holes At the heart of the Milky Way lies a supermassive black hole 4 million times more massive than our Sun. A place where space and time are so warped that light is trapped if it ventures within 12 million km. According to Einstein, inside lies the end of time. According to 21st-century physics, the reality may be far more bizarre. Black holes lie where the most massive stars used to shine and at the edge of our current understanding. They are naturally occurring objects, the inevitable creations of gravity when too much matter collapses into not enough space. And yet, although the laws of nature predict them, they fail fully to describe them.Black holes are places in space and time where the laws of gravity, quantum physics and thermodynamics collide. Originally thought to be so intellectually troubling that they simply could not exist, it is only in the past few years that we have begun to glimpse a new synthesis; a deep connection between gravity and quantum information theory that describes a holographic universe in which space and time emerge from a network of quantum bits, and wormholes span the void.In this groundbreaking book, Professor Brian Cox and Professor Jeff Forshaw take you to the edge of our understanding of black holes; a scientific journey to the research frontier spanning a century of physics, from Einstein to Hawking and beyond, that ends with the startling conclusion that our world may operate like a giant quantum computer.
Simulation Hypothesis
An MIT Computer Scientist Shows Why Ai, Quantum Physics, and Eastern Mystics All Agree We are in a Video Game
Inbunden, Engelska, 2025
345 kr
Skickas inom 3-6 vardagar
141 kr
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The instant Sunday Times bestseller -- a beautiful story of rebellion and science'A triumph. . . We are left in a world that is not disenchanted by science, but even more magical' Financial TimesIn June 1925, twenty-three-year-old Werner Heisenberg, suffering from hay fever, had retreated to the treeless, wind-battered island of Helgoland in the North Sea in order to think. Walking all night, by dawn he had wrestled with an idea that would transform the whole of science and our very conception of the world.In Helgoland Carlo Rovelli tells the story of the birth of quantum physics and its bright young founders who were to become some of the most famous Nobel winners in science. It is a celebration of youthful rebellion and intellectual revolution. An invitation to a magical place.Here Rovelli illuminates competing interpretations of this science and offers his own original view, describing the world we touch as a fabric woven by relations. Where we, as every other thing around us, exist in our interactions with one another, in a never-ending game of mirrors.A dazzling work from a celebrated scientist and master storyteller, Helgoland transports us to dizzying heights, reminding us of the many pleasures of the life of the mind.Translated by Erica Segre and Simon CarnellChosen as a Book of the Year by The Times, Financial Times, Sunday Times, Guardian and ProspectShortlisted for the Nayef Al-Rodhan Prize
753 kr
Skickas inom 7-10 vardagar
Quantum mechanics impacts on many areas of physics from pure theory to applications. However it is difficult to interpret, and philosophical contradictions and counter-intuitive results are apparent at a fundamental level. This book presents current understanding of the theory, providing a historical introduction and discussing many of its interpretations. Fully revised from the first edition, this book contains state-of-the-art research including loophole-free experimental Bell test, and theorems on the reality of the wave function including the PBR theorem, and a new section on quantum simulation. More interpretations are now included, and these are described and compared, including discussion of their successes and difficulties. Other sections have been expanded, including quantum error correction codes and the reference section. It is ideal for researchers in physics and maths, and philosophers of science interested in quantum physics and its foundations.
231 kr
Skickas inom 5-8 vardagar
The plain-English guide to understanding quantum physics Mastering quantum physics is no easy feat, but with the help of Quantum Physics For Dummies you can work at your own pace to unlock key concepts and fascinating facts. Packed with invaluable explanations, equations, and step-by-step instructions, this book makes a challenging subject much more accessible. Great for college students taking a quantum physics course, Quantum Physics For Dummies offers complete coverage of the subject, along with numerous examples to help you tackle the tough stuff. The Schrodinger Equation, the foundations of quantum physics, vector notation, scattering theory, angular momentum—it’s all in here. This handy guide helps you prepare for exams and succeed at learning quantum physics. Get clear explanations of the core concepts in quantum physics Review the math principles needed for quantum physics equationsLearn the latest breakthroughs and research in the fieldClarify difficult subjects and equations from your college courseQuantum Physics For Dummies is great a resource for students who need a supplement to the textbook to help them tackle this challenging subject.
535 kr
Skickas inom 5-8 vardagar
As the study of time has flourished in the physical and human sciences, the philosophy of time has come into its own as a lively and diverse area of academic research. Philosophers investigate not just the metaphysics of time, and our experience and representation of time, but the role of time in ethics and action, and philosophical issues in the sciences of time, especially with regard to quantum mechanics and relativity theory. This Handbook presents twenty-three specially written essays by leading figures in their fields: it is the first comprehensive collaborative study of the philosophy of time, and will set the agenda for future work.
540 kr
Skickas inom 5-8 vardagar
The second edition of this successful textbook provides an up-to-date account of the optical physics of solid state materials. The basic principles of absorption, reflection, luminescence, and light scattering are covered for a wide range of materials, including insulators, semiconductors and metals. The text starts with a review of classical optics, and then moves on to the treatment of optical transition rates by quantum theory. In addition to the traditional discussion of crystalline materials, glasses and molecular solids are also covered. The first edition included a number of subjects that are not normally covered in standard texts, notably semiconductor quantum wells, molecular materials, vibronic solid state lasers, and nonlinear optics. The basic structure of the second edition is unchanged, but all of the chapters have been updated and improved. Futhermore, a number of important new topics have been added, including:· Optical control of spin· Quantum dots· Plasmonics· Negative refraction· Carbon nanostructures (graphene, nanotubes and fullerenes) · NV centres in diamondThe text is aimed at final year undergraduates, masters students and researchers. It is mainly written for physicists, but might also be useful for electrical engineers, materials scientists and physical chemists. The topics are written in a clear tutorial style with worked examples, chapter summaries and exercises. A solutions manual is available on request for instructors.
126 kr
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THE NEW YORK TIMES BESTSELLER‘Neat, and extremely simple: only a deep thinker such as Sean Carroll could introduce the complexity of Einstein’s general relativity in such a luminous and straightforward manner.’Carlo Rovelli, author of Seven Brief Lessons on PhysicsImmense, strange and infinite, the world of modern physics often feels impenetrable to the undiscerning eye – a jumble of muons, gluons and quarks, impossible to explain without several degrees and a research position at CERN.But it doesn’t have to be this way!Allow world-renowned theoretical physicist and bestselling author Sean Carroll to guide you through the biggest ideas in the universe. Elegant and simple, Carroll unravels a web of theory to get to the heart of the truths they represent about the world around us.—In Quanta and Fields, the second in this landmark trilogy, Carroll delves into the baffling and beautiful world of quantum mechanics. From Schrödinger to Feynman, Carroll travels through the quantum revolution with the greatest minds of the twentieth century. Exploring how several decades of research overturned centuries of convention, Carroll provides a dazzling tour of the most exciting ideas in modern science.
218 kr
Skickas inom 3-6 vardagar
Quantum Supremacy
How Quantum Computers will Unlock the Mysteries of Science – and Address Humanity’s Biggest Challenges
Häftad, Engelska, 2024
148 kr
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An exhilarating guide to the astonishing future of quantum computing, from the international bestselling physicistThe runaway success of the microchip processor may be nearing its end, with profound implications for our economy, society and way of life, even leaving Silicon Valley as a new Rust Belt, its technology obsolete. Step forward the quantum computer, which harnesses the power and complexity of the atomic realm, and may be useful in solving humanity's greatest challenges from climate change, to global starvation, to incurable diseases. Humanity's next great technological achievement already promises to be every bit as revolutionary as the transistor and microchip once were. Its unprecedented gains in computing power and unique ability to simulate the physical universe herald advances that could change every aspect of our lives.Corporations and whole nations are betting on quantum computing, hoping to exploit its power to design more efficient vehicles, create life-saving new drugs and streamline industries to revolutionize the economy. But this is only the beginning. Quantum computers could allow us to finally create nuclear fusion reactors that produce clean, renewable energy without radioactive waste or threats of meltdown. They could help us crack the biological processes that generate natural, cheap fertilizer and enable us to feed the world's growing populations. And they could unravel the fiendishly difficult protein folding that lies at the heart of previously incurable diseases such as Alzheimer's, motor neurone disease and Parkinson's, helping us to live longer, healthier lives. Told with Kaku's signature clarity and enthusiasm, Quantum Supremacy is the story of this exciting frontier and the race to claim humanity's future.
857 kr
It starts by introducing the basic mathematics required for quantum mechanics, and then goes on to present, in detail, the notions of quantum mechanics, entanglement, quantum gates, and quantum algorithms, of which Shor's factorisation and Grover's search algorithm are discussed extensively.
846 kr
Skickas inom 7-10 vardagar
One of the most cited books in physics of all time, Quantum Computation and Quantum Information remains the best textbook in this exciting field of science. This 10th anniversary edition includes an introduction from the authors setting the work in context. This comprehensive textbook describes such remarkable effects as fast quantum algorithms, quantum teleportation, quantum cryptography and quantum error-correction. Quantum mechanics and computer science are introduced before moving on to describe what a quantum computer is, how it can be used to solve problems faster than 'classical' computers and its real-world implementation. It concludes with an in-depth treatment of quantum information. Containing a wealth of figures and exercises, this well-known textbook is ideal for courses on the subject, and will interest beginning graduate students and researchers in physics, computer science, mathematics, and electrical engineering.
249 kr
Skickas inom 10-15 vardagar
David Bohm was one of the foremost scientific thinkers and philosophers of our time. Although deeply influenced by Einstein, he was also, more unusually for a scientist, inspired by mysticism. Indeed, in the 1970s and 1980s he made contact with both J. Krishnamurti and the Dalai Lama whose teachings helped shape his work. In both science and philosophy, Bohm's main concern was with understanding the nature of reality in general and of consciousness in particular. In this classic work he develops a theory of quantum physics which treats the totality of existence as an unbroken whole. Writing clearly and without technical jargon, he makes complex ideas accessible to anyone interested in the nature of reality.
257 kr
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