Publications (172)
Consistency of dust solutions with div H=0
Roy Maartens, William Lesame, George Ellis
Brillouin scattering and the CMB
Alfredo Sandoval-Villalbazo, Roy Maartens
Constraints on the decay of dark matter to dark energy from weak lensing bispectrum tomography
Bjoern Malte Schaefer, Gabriela Alejandra Caldera-Cabral, Roy Maartens
Adiabatic and entropy perturbations from inflation
Christopher Gordon, David Wands, Bruce A. Bassett +1
Cosmological magnetic fields
Roy Maartens
Galaxy bias and gauges at second order in General Relativity
Daniele Bertacca, Nicola Bartolo, Marco Bruni +5
Inflation driven by causal heat flux
Roy Maartens, Megan Govender, Sunil Maharaj
Exact isotropic cosmologies with local fractal number counts
Neil Humphreys, David Matravers, Roy Maartens
Anisotropic Observations in Universes with Nonlinear Inhomogeneity
Neil Humphreys, Roy Maartens, David Matravers
Linearisation instability of gravity waves?
Roy Maartens
Cosmological perturbations on a magnetised Bianchi I background
Christos Tsagas, Roy Maartens
Causal Thermodynamics in Relativity
Roy Maartens
The Einstein static universe in Loop Quantum Cosmology
Luca Parisi, Marco Bruni, Roy Maartens +1
Restoring the sting to metric preheating
Bruce A. Bassett, Christopher Gordon, Roy Maartens +1
The seed magnetic field generated during recombination
Elisa Fenu, Cyril Pitrou, Roy Maartens
Scalar field perturbations in Horava-Lifshitz cosmology
Anzhong Wang, David Wands, Roy Maartens
A relativistic signature in large-scale structure
Nicola Bartolo, Daniele Bertacca, Marco Bruni +6
Testing Homogeneity with Galaxy Star Formation Histories
Ben Hoyle, Rita Tojeiro, Raul Jimenez +3
Ultra large-scale cosmology in next-generation experiments with single tracers
David Alonso, Philip Bull, Pedro G. Ferreira +2
Nonlinear relativistic corrections to cosmological distances, redshift and gravitational lensing magnification. I - Key results
Obinna Umeh, Chris Clarkson, Roy Maartens
The cosmological background of vector modes
Teresa Hui-Ching Lu, Kishore Ananda, Chris Clarkson +1
Measuring redshift-space distortions with future SKA surveys
Alvise Raccanelli, Philip Bull, Stefano Camera +8
Nonlinear bulk viscosity and inflation
Roy Maartens, Vicenc Mendez
A general relativistic signature in the galaxy bispectrum: the local effects of observing on the lightcone
Obinna Umeh, Sheean Jolicoeur, Roy Maartens +1
Nonlinear Effects in the Cosmic Microwave Background
Roy Maartens
Holonomy and gravitomagnetism
Roy Maartens, Bahram Mashhoon, David Matravers
Detecting extra dimensions with gravity wave spectroscopy: the black string brane-world
Sanjeev S. Seahra, Chris Clarkson, Roy Maartens
On the Stability of the Einstein Static Universe
John D Barrow, George Ellis, Roy Maartens +1
Anisotropy dissipation in brane-world inflation
Roy Maartens, Varun Sahni, Tarun Deep Saini
Black holes on the brane
Naresh Dadhich, Roy Maartens, Philippos Papadopoulos +1
General Relativistic effects in preheating
Bruce A. Bassett, David I. Kaiser, Roy Maartens
Nonperturbative gravito-magnetic fields
Carlos Sopuerta, Roy Maartens, George Ellis +1
The Growth of Structure in Interacting Dark Energy Models
Gabriela Caldera-Cabral, Roy Maartens, Bjoern Malte Schaefer
Large-scale instability in interacting dark energy and dark matter fluids
Jussi Valiviita, Elisabetta Majerotto, Roy Maartens
Braneworld Tensor Anisotropies in the CMB
Bernard Leong, Anthony Challinor, Roy Maartens +1
Large-scale 3D galaxy correlation function and non-Gaussianity
Alvise Raccanelli, Daniele Bertacca, Olivier Dore +1
Einstein's legacy in galaxy surveys
Stefano Camera, Roy Maartens, Mario G. Santos
General relativistic analysis of peculiar velocities
George F R Ellis, Henk van Elst, Roy Maartens
Gravito-electromagnetism
Roy Maartens, Bruce A. Bassett
Is the local Hubble flow consistent with concordance cosmology?
Carlos A. P. Bengaly, Julien Larena, Roy Maartens
Relaxational effects in radiating stellar collapse
Megan Govender, Roy Maartens, Sunil Maharaj
Testing foundations of modern cosmology with SKA all-sky surveys
Dominik J. Schwarz, David Bacon, Song Chen +7
Imprints of local lightcone projection effects on the galaxy bispectrum. II
Sheean Jolicoeur, Obinna Umeh, Roy Maartens +1
Hunting down horizon-scale effects with multi-wavelength surveys
José Fonseca, Stefano Camera, Mário G. Santos +1
Measuring our velocity from fluctuations in number counts
Nidhi Pant, Aditya Rotti, Carlos A. P. Bengaly +1
Imprints of local lightcone projection effects on the galaxy bispectrum IV: Second-order vector and tensor contributions
Sheean Jolicoeur, Alireza Allahyari, Chris Clarkson +3
Probing primordial features with next-generation photometric and radio surveys
Mario Ballardini, Fabio Finelli, Roy Maartens +1
SKA and the Cosmic Radio Dipole
Dominik J. Schwarz, Carlos A. P. Bengaly, Roy Maartens +1
Brane-world gravity
Roy Maartens
Degeneracy between primordial non-Gaussianity and interaction in the dark sector
Mahmoud Hashim, Daniele Bertacca, Roy Maartens
Density perturbations with relativistic thermodynamics
Roy Maartens, Josep Triginer
Nonlinear modulation of the HI power spectrum on ultra-large scales. I
Obinna Umeh, Roy Maartens, Mario Santos
Crossing the phantom divide without phantom matter
Luis P. Chimento, Ruth Lazkoz, Roy Maartens +1
Density perturbations in the brane-world
Christopher Gordon, Roy Maartens
Graceful exit via polymerization of pre-big bang cosmology
Giuseppe De Risi, Roy Maartens, Parampreet Singh
Inhomogeneity and the foundations of concordance cosmology
Chris Clarkson, Roy Maartens
Brane-world generalizations of the Einstein static universe
Laszlo Gergely, Roy Maartens
Dipolar modulation in the size of galaxies: The effect of Doppler magnification
Camille Bonvin, Sambatra Andrianomena, David Bacon +4
Observational constraints on braneworld inflation: the effect of a Gauss-Bonnet term
Shinji Tsujikawa, M. Sami, Roy Maartens
Covariant velocity and density perturbations in quasi-Newtonian cosmologies
Roy Maartens
Null tests of the cosmological constant using supernovae
Sahba Yahya, Marina Seikel, Chris Clarkson +2
Gravitational waves from inflation on the brane
David Langlois, Roy Maartens, David Wands
Loop Quantum Gravity and the Cyclic Universe
Martin Bojowald, Roy Maartens, Parampreet Singh
Brane-world cosmological perturbations
Roy Maartens
Imprints of local lightcone projection effects on the galaxy bispectrum. III Relativistic corrections from nonlinear dynamical evolution on large-scales
Sheean Jolicoeur, Obinna Umeh, Roy Maartens +1
Backreaction effects of dissipation in neutrino decoupling
Roy Maartens, Josep Triginer
Will we observe black holes at LHC?
Marco Cavaglia, Saurya Das, Roy Maartens
Non-commutative inflation and the CMB
Shinji Tsujikawa, Roy Maartens, Robert Brandenberger
Local freedom in the gravitational field
Roy Maartens, George Ellis, Stephen Siklos
Geometry and dynamics of the brane-world
Roy Maartens
Gravity-wave detectors as probes of extra dimensions
Chris Clarkson, Roy Maartens
Cosmic microwave background anisotropies: Nonlinear dynamics
Roy Maartens, Tim Gebbie, George Ellis
Beyond $Î$CDM: Problems, solutions, and the road ahead
Philip Bull, Yashar Akrami, Julian Adamek +37
Beyond the plane-parallel and Newtonian approach: Wide-angle redshift distortions and convergence in general relativity
Daniele Bertacca, Roy Maartens, Alvise Raccanelli +1
Braneworld cosmological models with anisotropy
Antonio Campos, Roy Maartens, David Matravers +1
Probing the imprint of interacting dark energy on very large scales
Didam Duniya, Daniele Bertacca, Roy Maartens
Observed galaxy number counts on the lightcone up to second order: I. Main result
Daniele Bertacca, Roy Maartens, Chris Clarkson
Anisotropic stresses in inhomogeneous universes
John Barrow, Roy Maartens
Metric preheating and limitations of linearized gravity
Bruce A. Bassett, Fabrizio Tamburini, David I. Kaiser +1
Cosmological dynamics on the brane
Roy Maartens
Cosmology with Doppler Lensing
David J. Bacon, Sambatra Andrianomena, Chris Clarkson +2
Cosmological perturbations in Horava-Lifshitz theory without detailed balance
Anzhong Wang, Roy Maartens
Dynamics of dark energy with a coupling to dark matter
Christian G. Boehmer, Gabriela Caldera-Cabral, Ruth Lazkoz +1
Quintessence with quadratic coupling to dark matter
Christian G. Boehmer, Gabriela Caldera-Cabral, Nyein Chan +2
Magnetic Bianchi I Universe in Loop Quantum Cosmology
Roy Maartens, Kevin Vandersloot
Large-scale cosmological perturbations on the brane
David Langlois, Roy Maartens, Misao Sasaki +1
Gravitational collapse on the brane: a no-go theorem
Marco Bruni, Cristiano Germani, Roy Maartens
Kaluza-Klein anisotropy in the CMB
John D Barrow, Roy Maartens
Gravitational waves from brane-world inflation with induced gravity
Mariam Bouhmadi-Lopez, Roy Maartens, David Wands
Observational constraints on self-accelerating cosmology
Roy Maartens, Elisabetta Majerotto
Clustering of quintessence on horizon scales and its imprint on HI intensity mapping
Didam Duniya, Daniele Bertacca, Roy Maartens
Anti-lensing: the bright side of voids
Krzysztof Bolejko, Chris Clarkson, Roy Maartens +3
Perturbations in inflationary cosmologies with smooth exit
Daniel Tilley, Roy Maartens
Disentangling non-Gaussianity, bias and GR effects in the galaxy distribution
Marco Bruni, Robert Crittenden, Kazuya Koyama +3
Relativistic cosmology and large-scale structure
Christos G. Tsagas, Anthony Challinor, Roy Maartens
Is the Universe homogeneous?
Roy Maartens
Structure formation in the DGP cosmological model
Kazuya Koyama, Roy Maartens
Lensing and time-delay contributions to galaxy correlations
Alvise Raccanelli, Daniele Bertacca, Roy Maartens +2
Acoustic oscillations and viscosity
Roy Maartens, Josep Triginer
Testing homogeneity with the fossil record of galaxies
Alan F. Heavens, Raul Jimenez, Roy Maartens