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Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 83 for “"Quantum Gravity"”.
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Frontiers of Liouville quantum gravity
… geometry in two dimensions called Liouville quantum gravity (LQG). LQG was originally described heuristically by physicists, and mathematicians have grappled with the challenge of defining it rigorously and analyzing its properties. We investigate elements of the theory of LQG that are still …
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Coupling matter to loop quantum gravity
Motiviert durch neuere Vorschläge zur experimentellen Untersuchung von Quantengravitationseffekten werden in der vorliegenden Arbeit Annahmen und Methoden untersucht, die für die Vorhersagen solcher Effekte im Rahmen der Loop-Quantengravitation verwendet werden können. Dazu wird als Modellsystem …
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Complexity And Entanglement In Quantum Gravity
… a collection of recent results concerning quantum information theory applied to quantum gravity. We first study the entanglement structure of Euclidean path integral states in SU(2) Chern-Simons theory, where we elucidate a connection between topological entanglement and quantum mechanical …
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The Methodology of Loop Quantum Gravity
… the quantization method used to formulate Loop Quantum Gravity, a proposed quantum theory of gravity developed in recent years from the quantization of General Relativity in connection variables. Loop Quantum Gravity is known to have the property of background independence in contrary to other …
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Topics in semiclassical and quantum gravity
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1995.
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Quantum gravity and topological field theory
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Physics, 1995.
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EXPLORATIONS IN QUANTUM GRAVITY AND CONFORMAL BOOTSTRAP
… techniques for a better understanding of quantum gravity. Each chapter is separated by subject. Chapter two is about a proof of the averaged null energy condition (ANEC) in flat spacetime for relativistic quantum field theories in more than two dimensions. The proof is based on …
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Soft Hair and Subregions in Quantum Gravity
In quantum gravity and field theory, large gauge transformations lead to novel degrees of freedom living at the boundary. In the presence of a black hole they are called ‘soft hair’, and it has been suggested that they go some way towards answering the black hole information problem. More …
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Classical and quantum gravity with Ashtekar variables
This thesis is a study of classical and quantum gravity with Ashtekar variables. The Ashtekar constraints are shown to capture the essence of the constraints and constraint algebra of General Relativity in four dimensions. A classification scheme of the solution space of the Ashtekar constraints is …
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Foundational Investigations & Astronomical Implications of Quantum Gravity
… this thesis we consider foundational elements of quantum gravity as well as it possible observable astrophysical effects. In particular investigate a background independent formulation of Matrix Theory. We discuss a background independent formulation of a holographic theory of quantum gravity. The …
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The Application of Differential Geometry to Classical and Quantum Gravity
… of Differential Geometry to Classical and Quantum Gravity
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BPS Approaches to Anyons, Quantum Hall States and Quantum Gravity
… the theory into the regime of the Fractional Quantum Hall Effect (FQHE). This is illustrated in detail: the theory supports would-be BPS vortices which model the electrons of the FQHE, and they form bag-like states with the appropriate filling fractions, Hall conductivities, and anyonic …
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Gaussian free field, Schramm-Loewner evolution and Liouville quantum gravity
… ... In the second part, we study Liouville quantum gravity(LQG).
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