Publications (85)
The general relativistic MHD dynamo equation
Mattias Marklund, Chris Clarkson
A covariant approach for perturbations of rotationally symmetric spacetimes
Chris Clarkson
Perturbation Theory in Lemaitre-Tolman-Bondi Cosmology
Chris Clarkson, Timothy Clifton, Sean February
Testing the Copernican principle by constraining spatial homogeneity
Wessel Valkenburg, Valerio Marra, Chris Clarkson
Evidence for a Lower Value for $H_0$ from Cosmic Chronometers Data?
Vinicius C. Busti, Chris Clarkson, Marina Seikel
Photon gas dynamics in the early universe
Chris Clarkson, Mattias Marklund
Anti-lensing: the bright side of voids
Krzysztof Bolejko, Chris Clarkson, Roy Maartens +3
Gravitational Lensing in Spherically Symmetric Spacetimes
Bonita de Swardt, Peter K. S. Dunsby, Chris Clarkson
Roulettes: A weak lensing formalism for strong lensing - II. Derivation and analysis
Chris Clarkson
Lensing and time-delay contributions to galaxy correlations
Alvise Raccanelli, Daniele Bertacca, Roy Maartens +2
Does small scale structure significantly affect cosmological dynamics?
Julian Adamek, Chris Clarkson, Ruth Durrer +1
A litmus test for Lambda
Caroline Zunckel, Chris Clarkson
Reconstruction of dark energy and expansion dynamics using Gaussian processes
Marina Seikel, Chris Clarkson, Mathew Smith
The kinematic dipole in galaxy redshift surveys
Roy Maartens, Chris Clarkson, Song Chen
Using H(z) data as a probe of the concordance model
Marina Seikel, Sahba Yahya, Roy Maartens +1
General relativistic effects in the galaxy bias at second order
Obinna Umeh, Kazuya Koyama, Roy Maartens +2
On the determination of dark energy
Chris Clarkson
Testing Homogeneity with Galaxy Star Formation Histories
Ben Hoyle, Rita Tojeiro, Raul Jimenez +3
The cosmological gravitational wave background from primordial density perturbations
Kishore N. Ananda, Chris Clarkson, David Wands
The Cosmic Microwave Background in an Inhomogeneous Universe - why void models of dark energy are only weakly constrained by the CMB
Chris Clarkson, Marco Regis
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
Testing General Relativity with the Doppler magnification effect
Sambatra Andrianomena, Camille Bonvin, David Bacon +4
A general relativistic signature in the galaxy bispectrum: the local effects of observing on the lightcone
Obinna Umeh, Sheean Jolicoeur, Roy Maartens +1
Detecting extra dimensions with gravity wave spectroscopy: the black string brane-world
Sanjeev S. Seahra, Chris Clarkson, Roy Maartens
Gravitational waves in the black string braneworld
Sanjeev S. Seahra, Chris Clarkson
Time drift of cosmological redshifts as a test of the Copernican principle
Jean-Philippe Uzan, Chris Clarkson, George F. R. Ellis
Model independent tests of the standard cosmological model
Arman Shafieloo, Chris Clarkson
Delocalization of brane gravity by a bulk black hole
Sanjeev S. Seahra, Chris Clarkson, Roy Maartens
A gravitational wave window on extra dimensions
Chris Clarkson, Sanjeev S. Seahra
Bias and scatter in the Hubble diagram from cosmological large-scale structure
Julian Adamek, Chris Clarkson, Louis Coates +2
The isotropic blackbody CMB as evidence for a homogeneous universe
Timothy Clifton, Chris Clarkson, Philip Bull
Testing foundations of modern cosmology with SKA all-sky surveys
Dominik J. Schwarz, David Bacon, Song Chen +7
The Hubble rate in averaged cosmology
Obinna Umeh, Julien Larena, Chris Clarkson
Imprints of local lightcone projection effects on the galaxy bispectrum. II
Sheean Jolicoeur, Obinna Umeh, Roy Maartens +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
What is the distance to the CMB?
Chris Clarkson, Obinna Umeh, Roy Maartens +1
Cosmological ensemble and directional averages of observables
Camille Bonvin, Chris Clarkson, Ruth Durrer +2
Evolution of linear perturbations in spherically symmetric dust spacetimes
Sean February, Julien Larena, Chris Clarkson +1
A general test of the Copernican Principle
Chris Clarkson, Bruce A. Bassett, Teresa Hui-Ching Lu
Observed galaxy number counts on the lightcone up to second order: II. Derivation
Daniele Bertacca, Roy Maartens, Chris Clarkson
The influence of structure formation on the cosmic expansion
Chris Clarkson, Kishore Ananda, Julien Larena
Nonlinear relativistic corrections to cosmological distances, redshift and gravitational lensing magnification. II - Derivation
Obinna Umeh, Chris Clarkson, Roy Maartens
Local gauge-invariance at any order in cosmological perturbation theory
Chris Clarkson
Model independent constraints on the cosmological expansion rate
Edvard Mortsell, Chris Clarkson
Galaxy correlations and the BAO in a void universe: structure formation as a test of the Copernican Principle
Sean February, Chris Clarkson, Roy Maartens
Safely smoothing spacetime: backreaction in relativistic cosmological simulations
Julian Adamek, Chris Clarkson, David Daverio +2
(Mis-)Interpreting supernovae observations in a lumpy universe
Chris Clarkson, George Ellis, Andreas Faltenbacher +3
Locally extracting scalar, vector and tensor modes in cosmological perturbation theory
Chris Clarkson, Bob Osano
Inhomogeneity and the foundations of concordance cosmology
Chris Clarkson, Roy Maartens
Dynamical Dark Energy or Simply Cosmic Curvature?
Chris Clarkson, Marina Cortes, Bruce A. Bassett
Dipolar modulation in the size of galaxies: The effect of Doppler magnification
Camille Bonvin, Sambatra Andrianomena, David Bacon +4
Accurately computing weak lensing convergence
Sofie Marie Koksbang, Chris Clarkson
Optimising Gaussian processes for reconstructing dark energy dynamics from supernovae
Marina Seikel, Chris Clarkson
Braneworld resonances
Chris Clarkson, Sanjeev S. Seahra
The Value of $H_0$ from Gaussian Processes
Vinicius C. Busti, Chris Clarkson, Marina Seikel
Vector modes generated by primordial density fluctuations
Teresa Hui-Ching Lu, Kishore Ananda, Chris Clarkson
Null tests of the cosmological constant using supernovae
Sahba Yahya, Marina Seikel, Chris Clarkson +2
The general theory of secondary weak gravitational lensing
Chris Clarkson
Direct reconstruction of dark energy
Chris Clarkson, Caroline Zunckel
Non-linear relativistic contributions to the cosmological weak-lensing convergence
Sambatra Andrianomena, Chris Clarkson, Prina Patel +2
Do we care about the distance to the CMB? Clarifying the impact of second-order lensing
Camille Bonvin, Chris Clarkson, Ruth Durrer +2
Cosmological evolution of the gravitational entropy of the large-scale structure
Giovanni Marozzi, Jean-Philippe Uzan, Obinna Umeh +1
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
Non-parametric Dark Energy Degeneracies
Renée Hlozek, Marina Cortês, Chris Clarkson +1
Does the growth of structure affect our dynamical models of the universe? The averaging, backreaction and fitting problems in cosmology
Chris Clarkson, George Ellis, Julien Larena +1
Dodging the dark matter degeneracy while determining the dynamics of dark energy
Vinicius C. Busti, Chris Clarkson
Gravity-wave detectors as probes of extra dimensions
Chris Clarkson, Roy Maartens
Beyond the plane-parallel and Newtonian approach: Wide-angle redshift distortions and convergence in general relativity
Daniele Bertacca, Roy Maartens, Alvise Raccanelli +1
The Effect of Weak Lensing on Distance Estimates from Supernovae
Mathew Smith, David J. Bacon, Robert C. Nichol +14
Gravitational waves generated by second order effects during inflation
Bob Osano, Cyril Pitrou, Peter Dunsby +2
Spherically symmetric cosmological spacetimes with dust and radiation - numerical implementation
Woei Chet Lim, Marco Regis, Chris Clarkson
Observed galaxy number counts on the lightcone up to second order: I. Main result
Daniele Bertacca, Roy Maartens, Chris Clarkson
Rendering Dark Energy Void
Sean February, Julien Larena, Mathew Smith +1
Is backreaction really small within concordance cosmology?
Chris Clarkson, Obinna Umeh
Model-independent curvature determination with 21cm intensity mapping experiments
Amadeus Witzemann, Philip Bull, Chris Clarkson +3
How does the cosmic large-scale structure bias the Hubble diagram?
Pierre Fleury, Chris Clarkson, Roy Maartens
Observational Constraints on the Averaged Universe
Chris Clarkson, Timothy Clifton, Alan Coley +1
Cosmology with Doppler Lensing
David J. Bacon, Sambatra Andrianomena, Chris Clarkson +2
Do primordial Lithium abundances imply there's no Dark Energy?
Marco Regis, Chris Clarkson
The dipole of the galaxy bispectrum
Chris Clarkson, Eline M. de Weerd, Sheean Jolicoeur +2
Cosmological density fluctuations and gravity waves: A covariant approach to gauge-invariant non-linear perturbation theory
Chris Clarkson
Establishing homogeneity of the universe in the shadow of dark energy
Chris Clarkson
Roulettes: A weak lensing formalism for strong lensing - I. Overview
Chris Clarkson
Does the Isotropy of the CMB Imply a Homogeneous Universe? Some Generalised EGS Theorems
Chris Clarkson, Richard Barrett