Recent research in quantum gravity / Arundhati Dasgupta, editor.

Format:

Book

Contributor:

Dasgupta, Arundhati.

Series:

Physics Research and Technology

Physics research and technology

Language:

English

Subjects (All):

Quantum gravity.

Gravitation.

Physical Description:

1 online resource (184 p.)

Place of Publication:

Hauppauge, NY : Nova Science Publishers, c2013.

Language Note:

English

Summary:

The book is a collection of excellent articles representing recent research in Quantum Gravity. Aspects of path-integral quantization, black hole physics, causal set theory, asymptotic safety program are discussed in depth making this collection an asset to reference books in Quantum Gravity. Beginning researchers, graduate students and established researchers will find this book useful.

Contents:

""RECENT RESEARCH IN QUANTUM GRAVITY""; ""RECENT RESEARCH IN QUANTUM GRAVITY""; ""LIBRARY OF CONGRESS CATALOGING-IN-PUBLICATION DATA""; ""CONTENTS""; ""PREFACE""; ""Chapter 1: INTRODUCTION""; ""References""; ""Chapter 2: DIRECTIONS IN CAUSAL SET QUANTUM GRAVITY""; ""Abstract""; ""1. Introduction""; ""2. Kinematics""; ""3. Phenomenology""; ""4. Dynamics""; ""5. Conclusion""; ""Acknowledgments""; ""References""; ""Chapter 3: THE ASYMPTOTIC SAFETY PROGRAM IN QUANTUM EINSTEIN GRAVITY""; ""Abstract""; ""1. Introduction""; ""2. Introducing the Effective Average Action""

""2.1. The Basic Construction for Scalar Fields""""2.2. Theory Space""; ""2.3. Non-perturbative Approximations through Truncations""; ""3. The Effective Average Action for Gravity""; ""4. Truncated Flow Equations""; ""5. Asymptotic Safety""; ""6. Average Action Approach to Asymptotic Safety""; ""6.1. The Phase Portrait of the Einstein-Hilbert""; ""6.2. Testing the Einstein-Hilbert Truncation""; ""6.3. Evidence for Asymptotic Safety in the Einstein-Hilbertand R2-truncation""; ""6.4. The f(R)-truncation""; ""7. Conclusion""; ""Acknowledgments""; ""References""

""Chapter 4: MIDI-SUPERSPACE MODELS FOR QUANTUM BLACK HOLES""""Abstract""; ""1. Introduction""; ""2. Lagrangian Formulation of GDG""; ""3. Hamiltonian Analysis""; ""4. GeneralizedMisner�Sharpe Mass""; ""5. Partial Gauge Fixing""; ""6. Polymer Quantization of the Vacuum Theory""; ""7. Conclusion""; ""Acknowledgments""; ""References""; ""Chapter 5: IS THE SPACETIME METRIC EUCLIDEAN RATHER THAN LORENTZIAN?""; ""Abstract""; ""1. Introduction""; ""2. The Saddle-PointMethod as Applied to a SimpleIntegral""; ""3. One Dimensional Tunneling""; ""4. Tunneling in Quantum Cosmology""; ""5. Conclusion""

""Acknowledgments""""References""; ""Chapter 6: EUCLIDEAN QUANTUM GRAVITY: RECENT RESULTS""; ""Abstract""; ""1. Introduction""; ""2. The Introduction to the Gravity Path-Integral and the Faddeev�Popov Measure""; ""2.1. Faddeev�PopovMeasureThe""; ""3. The InfinitiesIn this""; ""3.1. Conformal Mode and the Unboundedness of the Euclidean Action The Euclidean""; ""3.2. The Perturbative InfinitiesIt is""; ""4. Using The Measure in the Path-""; ""4.1. Perturbative Case""; ""4.2. Non-perturbative Measure ""; ""4.3. The Non-perturbative Effective Action""; ""5. Gauge Fixing and Renormalization""

""5.1. A Non-perturbative Finite Path-integral""""6. Conclusion""; ""References""; ""INDEX""

Notes:

Description based upon print version of record.

Includes bibliographical references and index.

Description based on print version record.

ISBN:

1-61942-392-8