Pubbl/distr/stampa	Cambridge : , : Cambridge University Press, , 2009
Descrizione fisica	1 online resource (xix, 583 pages) : digital, PDF file(s)
Disciplina	530.143
Soggetto topico	Quantum gravity
ISBN	1-107-19646-9 1-282-10369-5 9786612103698 9786612104015 0-511-51725-4 0-511-51512-X 0-511-51774-2 0-511-51420-4 0-511-57554-8 0-511-51640-1
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Part I. Fundamental ideas and general formalisms. Unfinished revolution / C. Rovelli ; The fundamental nature of space and time / G. 't Hooft ; Does locality fail at intermediate length scales / R.D. Sorkin ; Prolegomena to any future quantum gravity / J. Stachel ; Spacetime symmetries in histories canonical gravity / N. Savvidou ; Categorical geometry and the mathematical foundations of quantum gravity / L. Crane ; Emergent relativity / O. Dreyer ; Asymptotic safety / R. Percacci ; New directions in background independent quantum gravity / F. Markopoulou -- Part II. String/M-theory. Gauge/gravity duality / G. Horowitz and J. Polchinski ; String theory, holography and quantum gravity / T. Banks ; String field theory / W. Taylor -- Part III. Loop quantum gravity and spin foam models. Loop quantum gravity / T. Thiemann ; Covariant loop quantum gravity? / E. Livine ; The spin foam representation of loop quantum gravity / A. Perez ; Three-dimensional spin foam quantum gravity / L. Freidel ; The group field theory approach to quantum gravity / D. Oriti -- Part IV. Discrete quantum gravity. Quantum gravity : the art of building spacetime / J. Ambjorn, J. Jurkiewicz and R. Loll ; Quantum regge calculations / R. Williams ; Consistent discretizations as a road to quantum gravity / R. Gambini and J. Pullin ; The causal set approach to quantum gravity / J. Henson -- Part V. Effective models and quantum gravity phenomenology. Quantum gravity phenomenology / G. Amelino-Camelia ; Quantum gravity and precision tests / C. Burgess ; Algebraic approach to quantum gravity II : non-commutative spacetime / S. Majid ; Doubly special relativity / J. Kowalski-Glikman ; From quantum reference frames to deformed special relativity / F. Girelli ; Lorentz invariance violation and its role in quantum gravity phenomenology / J. Collins, A. Perez and D. Sudarsky ; Generic predictions of quantum theories of gravity / L. Smolin.
Record Nr.	UNINA-9910454382903321

Pubbl/distr/stampa	Bristol, U.K., : Institute of Physics
Soggetto topico	Quantum gravity Gravitation Gravité quantique
ISSN	1361-6382
Formato	Materiale a stampa
Livello bibliografico	Periodico
Lingua di pubblicazione	eng
Record Nr.	UNINA-9910147208603321

Autore	Esposito Giampiero
Edizione	[1st ed. 2002.]
Pubbl/distr/stampa	Dordrecht ; ; Boston, : Kluwer Academic Publishers, c1995
Descrizione fisica	1 online resource (219 p.)
Disciplina	530.1/1
Collana	Fundamental theories of physics
Soggetto topico	General relativity (Physics) Quantum gravity Supersymmetry
Soggetto genere / forma	Electronic books.
ISBN	1-280-53714-0 9786610537143 0-306-47118-3
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Spinor form of General Relativity -- to Complex Space-Time -- Two-Component Spinor Calculus -- Conformal Gravity -- Holomorphic Ideas in General Relativity -- Twistor spaces -- Penrose Transform for Gravitation -- Torsion and Supersymmetry -- Complex Space-Times with Torsion -- Spin-1/2 Fields in Riemannian Geometries -- Spin-3/2 Potentials -- Mathematical Foundations -- Underlying Mathematical Structures.
Record Nr.	UNINA-9910454671003321

Autore	Simeone Claudio
Pubbl/distr/stampa	Singapore ; ; River Edge, NJ, : World Scientific, c2001
Descrizione fisica	1 online resource (152 p.)
Disciplina	523.1
Collana	World scientific lecture notes in physics
Soggetto topico	Quantum gravity Space and time Path integrals Gauge invariance Hamiltonian systems
Soggetto genere / forma	Electronic books.
ISBN	981-277-837-3
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Contents ; Preface ; Chapter 1 Introduction ; Chapter 2 The gravitational field as a constrained Hamiltonian system ; 2.1 Momentum and Hamiltonian constraints ; 2.2 Minisuperspaces as constrained systems ; 2.3 Quantization ; 2.3.1 Canonical quantization 2.3.2 Path integral quantization Chapter 3 Deparametrization and path integral quantization ; 3.1 The identification of time ; 3.1.1 Gauge fixation and deparametrization ; 3.1.2 Topology of the constraint surface: intrinsic and extrinsic time 3.2 Gauge-invariant action for a parametrized system 3.2.1 End point terms ; 3.2.2 Observables and time ; 3.2.3 Non separable constraints ; 3.3 Path integral ; 3.3.1 General formalism ; 3.3.2 The function f and the reduced Hamiltonian. Unitarity ; 3.4 Examples 3.4.1 Feynman propagator for the Klein-Gordon equation 3.4.2 The ideal clock ; 3.4.3 Transition probability for empty Friedmann-Robertson-Walker universes ; Chapter 4 Homogeneous relativistic cosmologies ; 4.1 Isotropic universes ; 4.1.1 A toy model ; 4.1.2 True degrees of freedom 4.1.3 A more general constraint 4.1.4 Extrinsic time. The closed ""de Sitter"" universe ; 4.1.5 Comment ; 4.2 Anisotropic universes ; 4.2.1 The Kantowski-Sachs universe ; 4.2.2 The Taub universe ; 4.2.3 Other anisotropic models ; Chapter 5 String cosmologies 5.1 String theory on background fields
Record Nr.	UNINA-9910458433803321