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Quantum Gravity: Third Edition

Claus Kiefer

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199585205
eISBN:
9780191739378
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199585205.001.0001
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This book is concerned with the attempts to unify Einstein's theory of general relativity and quantum theory into a theory of quantum gravity. It presents, for the first time, most of the approaches ... More


Quantum Gravity

Claus Kiefer

Published in print:
2007
Published Online:
January 2010
ISBN:
9780199212521
eISBN:
9780191707377
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199212521.001.0001
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This book is concerned with the attempts to unify Einstein's theory of general relativity and quantum theory into a theory of quantum gravity. Among the approaches include canonical quantum gravity ... More


Quantum gravity with connections and loops

Claus Kiefer

in Quantum Gravity: Third Edition

Published in print:
2012
Published Online:
May 2012
ISBN:
9780199585205
eISBN:
9780191739378
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199585205.003.0006
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter does for the connection and loop variables what is done for the metric variables in Chapter 5. Loop quantum gravity is discussed in detail. Its canonical variables are holonomies and ... More


Quantum Gravity With Connections And Loops

Claus Kiefer

in Quantum Gravity

Published in print:
2007
Published Online:
January 2010
ISBN:
9780199212521
eISBN:
9780191707377
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199212521.003.06
Subject:
Physics, Theoretical, Computational, and Statistical Physics

This chapter achieves for the connection and loop variables what has been performed in the previous chapter for the metric variables. Loop quantum gravity is discussed in detail. Its canonical ... More


A First Course in Loop Quantum Gravity

Rodolfo Gambini and Jorge Pullin

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199590759
eISBN:
9780191774980
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199590759.001.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This book introduces loop quantum gravity and some of its applications at a level suitable for undergraduate students and others with only a minimal knowledge of college level physics. In particular ... More


Open issues and controversies

Rodolfo Gambini and Jorge Pullin

in A First Course in Loop Quantum Gravity

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199590759
eISBN:
9780191774980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199590759.003.0011
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter addresses some of the open and controversial issues surrounding loop quantum gravity. In particular, it addresses the kinematical basis of the theory; the problems that surround the ... More


Why quantize gravity?

Rodolfo Gambini and Jorge Pullin

in A First Course in Loop Quantum Gravity

Published in print:
2011
Published Online:
December 2013
ISBN:
9780199590759
eISBN:
9780191774980
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199590759.003.0001
Subject:
Physics, Particle Physics / Astrophysics / Cosmology

This chapter asks why we need to apply the rules of quantum mechanics to the gravitational field. It provides a bit of history and context, and outlines the types of technical problems one ... More


The Measurement Problem for Emergent Spacetime in Loop Quantum Gravity

Richard Healey

in Philosophy Beyond Spacetime: Implications from Quantum Gravity

Published in print:
2021
Published Online:
September 2021
ISBN:
9780198844143
eISBN:
9780191879777
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198844143.003.0010
Subject:
Philosophy, Metaphysics/Epistemology

Any quantum theory of gravity faces the measurement problem. Carlo Rovelli sees his relational interpretation as offering a solution to this problem when applied to his favored loop quantum gravity ... More


Philosophy Beyond Spacetime: Implications from Quantum Gravity

Christian Wüthrich, Baptiste Le Bihan, and Nick Huggett (eds)

Published in print:
2021
Published Online:
September 2021
ISBN:
9780198844143
eISBN:
9780191879777
Item type:
book
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780198844143.001.0001
Subject:
Philosophy, Metaphysics/Epistemology

The present volume collects essays on the philosophical foundations of quantum theories of gravity, such as loop quantum gravity and string theory. Central for philosophical concerns is quantum ... More


The Quest for a Theory of Everything

Demetris Nicolaides

in In Search of a Theory of Everything: The Philosophy Behind Physics

Published in print:
2020
Published Online:
July 2020
ISBN:
9780190098353
eISBN:
9780190098384
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190098353.003.0003
Subject:
Physics, History of Physics

Thales’s question, What are things made of?, is still the most difficult in physics. He reasoned that despite the apparent diversity and complexity in nature, all things are made from the same stuff ... More


Singularity

Jonathon Keats

in Virtual Words: Language on the Edge of Science and Technology

Published in print:
2010
Published Online:
November 2020
ISBN:
9780195398540
eISBN:
9780197562826
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780195398540.003.0033
Subject:
Computer Science, Programming Languages

In the future humans will live forever. Bodies will be optional. Brains will be networked, and the whole universe will be sentient. All of this is an inevitable consequence of the singularity, the ... More


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