Fundamental Physics and Observational Cosmology

Lead Research Organisation: University of Cambridge
Department Name: Applied Maths and Theoretical Physics

Abstract

We aim to advance the confrontation between observational cosmology and fundamental physics by developing testable signatures of early universe theories which are of direct relevance to STFC-supported satellite and other experiments, such as Planck and Clover. This work entails making detailed quantitative observational predictions which can be used to distinguish between different inflation models, as well as those involving cosmic superstrings and textures. In particular, we wish to study cosmologies emerging from higher dimensional models in fundamental theory, and discover ways in which to differentiate these from conventional four-dimensional models. We will also use data from the late universe to develop probes of the cosmological constant, dark energy and the variation of the fundamental constants of nature. In addition, we will embark on a new project in gravitational physics, studying the existence, formation and consequences of black holes. We will consider the distinctive signatures of extra dimensions which the experimental study of black holes may be able to uncover.

Publications

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Ahlqvist P (2011) Conifolds and tunneling in the string landscape in Journal of High Energy Physics

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Amelino-Camelia G (2008) GAUGE: the GrAnd Unification and Gravity Explorer in Experimental Astronomy

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Anderson E (2010) Quantum cosmological metroland model in Classical and Quantum Gravity

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Anderson E (2009) Triangleland: II. Quantum mechanics of pure shape in Classical and Quantum Gravity

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Anderson E (2008) Foundations of relational particle dynamics in Classical and Quantum Gravity

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Anderson E (2009) Triangleland: I. Classical dynamics with exchange of relative angular momentum in Classical and Quantum Gravity

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Anderson E (2010) Relational motivation for conformal operator ordering in quantum cosmology in Classical and Quantum Gravity

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Anderson Edward (2009) RECORDS THEORY in INTERNATIONAL JOURNAL OF MODERN PHYSICS D

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Anderson, Edward (2010) Relational mechanics of shape and scale in Int. J. Mod. Phys.

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Aref'eva I (2008) Dynamics in nonlocal linear models in the Friedmann-Robertson-Walker metric in Journal of Physics A: Mathematical and Theoretical

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Avelino P (2008) Dynamics of domain wall networks with junctions in Physical Review D

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Avgoustidis A (2009) Consistency among distance measurements: transparency, BAO scale and accelerated expansion in Journal of Cosmology and Astroparticle Physics

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Avgoustidis A (2010) Constraints on cosmic opacity and beyond the standard model physics from cosmological distance measurements in Journal of Cosmology and Astroparticle Physics

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Avgoustidis A (2009) Consistency checks in the ?CDM: transparency, BAO scale and ?-domination in Nuclear Physics B - Proceedings Supplements

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Avgoustidis A (2009) Warped Wilson line DBI inflation in Journal of Cosmology and Astroparticle Physics

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Avgoustidis A (2011) New Cosmological Constraints on Axions and Axion-Like Particles in Journal of Physics: Conference Series

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Avgoustidis A (2007) Cosmic String Evolution in Brane Inflation in Journal of Physics: Conference Series

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Avgoustidis A (2008) Non-relativistic strings in expanding spacetime in Classical and Quantum Gravity

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Avgoustidis A (2008) Cosmic string dynamics and evolution in warped spacetime in Physical Review D

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Avgoustidis, A.; Jimenez, R.; Alvarez-Gaume, L. & Vazquez-Mozo, M. A. (2009) Powering AGNs with super-critical black holes

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Barausse E (2011) Black holes in Einstein-aether and Horava-Lifshitz gravity in Physical Review D

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Barrow J (2009) Classical stability of sudden and big rip singularities in Physical Review D

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Barrow J (2010) Simple types of anisotropic inflation in Physical Review D

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Barrow J (2008) Varying alpha: New constraints from seasonal variations in Physical Review D

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Barrow J (2008) Some late-time asymptotics of general scalar-tensor cosmologies in Classical and Quantum Gravity

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Barrow J (2009) On the stability of static ghost cosmologies in Classical and Quantum Gravity

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Barrow J (2008) Slow decay of magnetic fields in open Friedmann universes in Physical Review D

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Barrow J (2010) Varying alpha in Annalen der Physik

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Barrow J (2010) A general sudden cosmological singularity in Classical and Quantum Gravity

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Barrow J (2011) Cosmological magnetic field survival Cosmological magnetic field survival in Monthly Notices of the Royal Astronomical Society

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Barrow J (2008) Varying-alpha cosmologies with potentials in Physical Review D

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Barrow J (2008) Quantum particle production at sudden singularities in Physical Review D

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Bartolo N (2008) On the physical significance of infra-red corrections to inflationary observables in Journal of Cosmology and Astroparticle Physics

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Battefeld D (2008) Staggered multi-field inflation in Journal of Cosmology and Astroparticle Physics

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Battefeld D (2008) Magnetogenesis from cosmic string loops in Journal of Cosmology and Astroparticle Physics

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Battye R (2008) Textures and semi-local strings in supersymmetric hybrid inflation in Journal of Cosmology and Astroparticle Physics

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Bean R (2008) Duality cascade in brane inflation in Journal of Cosmology and Astroparticle Physics

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Berman D (2011) SO ( 5 , 5 ) duality in M-theory and generalized geometry in Physics Letters B