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A Cornucopia of Everettian Consequences

David Wallace

in The Emergent Multiverse: Quantum Theory according to the Everett Interpretation

Published in print:
2012
Published Online:
September 2012
ISBN:
9780199546961
eISBN:
9780191741418
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199546961.003.0013
Subject:
Philosophy, Philosophy of Science, Metaphysics/Epistemology

This chapter reviews a collection of other philosophical and conceptual consequences of the Everett interpretation: the popular-science idea that chaos theory makes the future sensitively dependent ... More


INTRODUCTION

R. F. Casten

in Nuclear Structure from a Simple Perspective

Published in print:
2001
Published Online:
January 2010
ISBN:
9780198507246
eISBN:
9780191709333
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780198507246.003.0001
Subject:
Physics, Nuclear and Plasma Physics

This book explains nuclear structure b building on a few elementary physical ideas. It discusses the shell structure of nuclei, starting with the independent particle model and going on to the shell ... More


Measures of entanglement

Vlatko Vedral

in Introduction to Quantum Information Science

Published in print:
2006
Published Online:
January 2010
ISBN:
9780199215706
eISBN:
9780191706783
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199215706.003.0010
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter discusses how entangled two states are. One obvious way is to consider the distillation procedure, in which the entanglement of any state is quantified by how many fully entangled qubits ... More


The Basic Theory of Quantum Mechanics

Bas C. van Fraassen

in Quantum Mechanics: An Empiricist View

Published in print:
1991
Published Online:
November 2003
ISBN:
9780198239802
eISBN:
9780191597466
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/0198239807.003.0006
Subject:
Philosophy, Philosophy of Science

Covered are Hilbert space, vector, and operator representations of pure and mixed states, measurable physical quantities (observables), Gleason's theorem, Lueders’ Rule, unitary operators, and ... More


Extraordinary Qm

Laura Ruetsche

in Interpreting Quantum Theories

Published in print:
2011
Published Online:
September 2011
ISBN:
9780199535408
eISBN:
9780191728525
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199535408.003.0007
Subject:
Philosophy, Philosophy of Science

This chapter highlights other surprising aspects of QM∞: unlike theories of ordinary QM, theories of QM∞ can traffic in algebras none of whose countably additive states are pure. The chapter sketches ... More


Quantum error correction

Vlatko Vedral

in Introduction to Quantum Information Science

Published in print:
2006
Published Online:
January 2010
ISBN:
9780199215706
eISBN:
9780191706783
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199215706.003.0013
Subject:
Physics, Theoretical, Computational, and Statistical Physics

Quantum error correction is a very advanced field, and researchers have invested a great deal of time in trying to find the best ways of combating errors in quantum computers, winch occur when the ... More


Quantum entanglement—introduction

Vlatko Vedral

in Introduction to Quantum Information Science

Published in print:
2006
Published Online:
January 2010
ISBN:
9780199215706
eISBN:
9780191706783
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199215706.003.0007
Subject:
Physics, Theoretical, Computational, and Statistical Physics

The Mach–Zehnder interferometer experiment described earlier shows why and how quantum mechanics is different from classical mechanics. A photon sent through a beam splitter behaves like a particle ... More


Entanglement in many-body quantum systems

J. Ignacio Cirac

in Many-Body Physics with Ultracold Gases: Lecture Notes of the Les Houches Summer School: Volume 94, July 2010

Published in print:
2012
Published Online:
January 2013
ISBN:
9780199661886
eISBN:
9780191748356
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199661886.003.0004
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter reviews some of the basic concepts coming from the theory of entanglement, their applications to many-body systems, and some of the new theoretical methods that have come up in this ... More


Quantum mechanics

Vlatko Vedral

in Introduction to Quantum Information Science

Published in print:
2006
Published Online:
January 2010
ISBN:
9780199215706
eISBN:
9780191706783
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199215706.003.0002
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter reviews all the rules of quantum mechanics and their mathematical notation. It also considers quantum entanglement, a fundamental resource in quantum information. There are four basic ... More


Quantum Theory

Jochen Rau

in Statistical Physics and Thermodynamics: An Introduction to Key Concepts

Published in print:
2017
Published Online:
November 2017
ISBN:
9780199595068
eISBN:
9780191844300
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780199595068.003.0002
Subject:
Physics, Theoretical, Computational, and Statistical Physics

From the outset statistical mechanics will be framed in the language of quantum theory. The typical macroscopic system is composed of multiple constituents, and hence described in some many-particle ... More


The Duality of Particles and Waves: The Split Personality of Electrons

Christopher C. Gerry and Kimberley M. Bruno

in The Quantum Divide: Why Schrödinger's Cat is Either Dead or Alive

Published in print:
2013
Published Online:
May 2013
ISBN:
9780199666560
eISBN:
9780191748646
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199666560.003.0002
Subject:
Physics, Atomic, Laser, and Optical Physics

This chapter discusses the dual nature of small particles, focusing on electrons. It begins by describing how the classical laws of physics, which were mostly established by the start of the ... More


Critical current and flux pinning

A.V. Narlikar

in Superconductors

Published in print:
2014
Published Online:
June 2014
ISBN:
9780199584116
eISBN:
9780191747496
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199584116.003.0006
Subject:
Physics, Condensed Matter Physics / Materials

In this chapter, it is noted that a large upper critical field Hc2 is a basic requirement of a type II superconductor for high-field applications, but that alone does not confer upon the ... More


Advent of type II superconductors

A.V. Narlikar

in Superconductors

Published in print:
2014
Published Online:
June 2014
ISBN:
9780199584116
eISBN:
9780191747496
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199584116.003.0005
Subject:
Physics, Condensed Matter Physics / Materials

This chapter describes how the phenomenological understanding of superconductors was vastly enhanced by the Ginzburg–Landau theory. Its success rested on the fact that it could quantitatively yield ... More


Assigning Values and States

Richard Healey

in The Quantum Revolution in Philosophy

Published in print:
2017
Published Online:
July 2017
ISBN:
9780198714057
eISBN:
9780191782503
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198714057.003.0005
Subject:
Philosophy, Philosophy of Science, Metaphysics/Epistemology

If a quantum state is prescriptive then what state should an agent assign, what expectations does this justify, and what are the grounds for those expectations? I address these questions and ... More


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