Download e-book for iPad: Relativistische Quantenmechanik by Dr. Armin Wachter (auth.)

By Dr. Armin Wachter (auth.)

ISBN-10: 3540229221

ISBN-13: 9783540229223

ISBN-10: 3540274847

ISBN-13: 9783540274841

- Welche Probleme tauchen in relativistischen Erweiterungen der Schrödinger-Theorie auf, insbesondere wenn guy an der gewohnten Ein-Teilchen-Wahrscheinlichkeitsinterpretation festhält?

- Inwieweit können diese Schwierigkeiten überwunden werden?

- Worin besteht die physikalische Notwendigkeit von Quantenfeldtheorien?

Viele Bücher geben auf solch fundamentale Verständnisfragen nur unzureichend Antwort, indem sie das relativistisch-quantenmechanische Ein-Teilchenkonzept zugunsten einer möglichst frühen Einführung der Feldquantisierung relativ schnell abhandeln oder ganz weglassen.

Im Gegensatz dazu betont das vorliegende Lehrbuch gerade diesen Ein-Teilchenaspekt (relativistische Quantenmechanik ‚im engeren Sinne’), diskutiert die damit einhergehenden Probleme und motiviert somit auf physikalisch verständliche Weise die Notwendigkeit quantisierter Felder. Die ersten beiden Kapitel beschäftigen sich mit der ausführlichen Darlegung und Gegenüberstellung der Klein-Gordon- und Dirac-Theorie - immer mit Blick auf die nichtrelativistische Theorie. Im dritten Kapitel werden relativistische Streuprozesse behandelt und die Feynman-Regeln aus Propagatorverfahren heraus entwickelt. Dabei wird auch hier deutlich, warum guy letztlich um eine quantenfeldtheoretische Begründung nicht herumkommt.

Dieses Lehrbuch wendet sich an alle Studierenden der Physik, die an einer übersichtlich geordneten Darstellung der relativistischen Quantenmechanik ‚im engeren Sinne’ und deren Abgrenzung zu Quantenfeldtheorien interessiert sind.

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Download PDF by Andrey Anatoljevich Grib, Waldyr Alves Rodrigues Jr.: Nonlocality in Quantum Physics

By Andrey Anatoljevich Grib, Waldyr Alves Rodrigues Jr.

ISBN-10: 1461371228

ISBN-13: 9781461371229

ISBN-10: 1461546877

ISBN-13: 9781461546870

The nonlocality phenomena exhibited through entangled quantum structures are one among the main notable elements of quantum conception. This publication discusses this phe­ nomenon in response to a number of issues of view, i.e., in accordance with assorted interpretations of the maths of the quantum formalism. the different interpretations of the Copenhagen interpretation, the various worlds, the de Broglie-Bohm, quantum logics, the decohering through the surroundings technique and the histories technique interpretations are scrutinized and criticized intimately. contemporary effects on cryptography, quantum bit dedication, quantum erasers and teleportation also are awarded and mentioned. In getting ready the ebook we benefited from discussions with many of us, yet we want, particularly, to precise our gratitude to Professor B. d'Espagnat for his worthy reviews and proposals. we're thankful additionally to Ms. L. Gentry EI-Dash for the English revision, to Dr. 1. E. Maiorino for the construction of the figures and a cautious studying of the manuscript, and for the statI of Plenum for recommendation and for having produced a pleasant booklet. eventually, the authors thank FAPESP (contract no. I 99612657-0) for a provide making this e-book attainable. A. A. ORIB AND W. A. RODRIGUES, JR.

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"Download PDF by Andrey Anatoljevich Grib, Waldyr Alves Rodrigues Jr.: Nonlocality in Quantum Physics"

Download e-book for iPad: A Mathematical Introduction to Dirac's Formalism by S. J. L. Van Eijndhoven

By S. J. L. Van Eijndhoven

ISBN-10: 0080880215

ISBN-13: 9780080880211

ISBN-10: 0444701273

ISBN-13: 9780444701275

This monograph encompasses a sensible analytic advent to Dirac's formalism. the 1st half provides a few new mathematical notions within the surroundings of triples of Hilbert areas, declaring the concept that of Dirac foundation. the second one half introduces a conceptually new idea of generalized capabilities, integrating the notions of the 1st half. The final a part of the booklet is dedicated to a mathematical interpretation of the most gains of Dirac's formalism. It contains a pairing among distributional bras and kets, continuum expansions and continuum matrices.

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Download e-book for iPad: A Short Course in Quantum Information Theory: An Approach by Lajos Diosi

By Lajos Diosi

ISBN-10: 3540389946

ISBN-13: 9783540389941

ISBN-10: 3540389962

ISBN-13: 9783540389965

This brief and concise primer takes the vantage element of theoretical physics and the cohesion of physics. It units out to strip the burgeoning box of quantum details technology to its fundamentals via linking it to common ideas in physics. an intensive lecture instead of a complete textbook, this quantity relies on classes added over a number of years to complicated undergraduate and starting graduate scholars, yet basically it addresses an individual with a operating wisdom of simple quantum physics. Readers will locate those lectures a such a lot enough access element for theoretical stories during this box.

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"Download e-book for iPad: A Short Course in Quantum Information Theory: An Approach by Lajos Diosi"

Download PDF by Susana Hernandez, Horacio Cataldo: Recent Progress in Many-Body Theories: Proceedings of the

By Susana Hernandez, Horacio Cataldo

ISBN-10: 9812700358

ISBN-13: 9789812700353

This convention sequence is now firmly demonstrated as one of many finest sequence of foreign conferences within the box of many-body physics. the present quantity continues the culture of overlaying the complete spectrum of theoretical instruments built to take on very important and present quantum many-body difficulties. It goals to foster the trade of rules and strategies between physicists operating in different subfields of physics, equivalent to nuclear and sub-nuclear physics, astrophysics, atomic and molecular physics, quantum chemistry, complicated structures, quantum box idea, strongly correlated digital platforms, magnetism, quantum fluids and condensed topic physics. The highlights of this publication comprise state of the art contributions to the certainty of supersolid helium, BEC-BCS crossover, fermionic BEC, quantum part transitions, computing, simulations, in addition to the newest effects at the extra conventional subject matters of liquid helium, droplets, nuclear and digital structures. This quantity demonstrates the power and the basic significance of many-body theories, suggestions, and functions in realizing various and novel phenomena on the state of the art of physics. It includes lots of the invited talks plus a variety of fine poster displays.

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Siegfried Flügge's Rechenmethoden der Quantentheorie: Elementare PDF

By Siegfried Flügge

ISBN-10: 3540655999

ISBN-13: 9783540655992

ISBN-10: 3642584179

ISBN-13: 9783642584176

Dieses Lehrbuch wurde in nun mehr als 50 Jahren zu einem Klassiker der Quantenmechanik. Die Rechenmethoden sind unentbehrlicher Begleiter zu den Vorlesungen der Quantenmechanik und eine praktische Anleitung zur Bewältigung quantenmechanischer Probleme. Mit one hundred ten Aufgaben und deren vollständigen Lösungen.

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"Siegfried Flügge's Rechenmethoden der Quantentheorie: Elementare PDF"

Download PDF by Paul A. Meyer: Quantum Probability for Probabilists

By Paul A. Meyer

ISBN-10: 3540369597

ISBN-13: 9783540369592

ISBN-10: 3540602704

ISBN-13: 9783540602705

In fresh years, the classical concept of stochastic integration and stochastic differential equations has been prolonged to a non-commutative set-up to advance versions for quantum noises. the writer, a expert of classical stochastic calculus and martingale idea, attempts to supply an advent to this quickly increasing box in a fashion which might be obtainable to probabilists conversant in the Ito essential. it may possibly additionally, nevertheless, supply a method of entry to the tools of stochastic calculus for physicists conversant in Fock area research. For this moment variation, the writer has further approximately 30 pages of latest fabric, totally on quantum stochastic integrals.

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"Download PDF by Paul A. Meyer: Quantum Probability for Probabilists"