Publications

Here is my complete publication list. Details (including downloads and citations) can also be found at:

  1. “On homothetic Killing vectors in stationary axisymmetric vacuum spacetimes”, A.M. Sherif, P.K.S. Dunsby, R. Goswami and S.D. Maharaj, Int. J. Geom. Meth. Mod. Phys. 18 no.08, 2150121 (2021).
  2. “A model independent approach to the study of $f(R)$ cosmologies with expansion histories close to LCDM” S. Chakraborty, K. MacDevette and P. Dunsby, Phys. Rev. D 103 no.12, 124040 (2021).
  3. “Geometric properties of a certain class of compact dynamical horizons in locally rotationally symmetric class II spacetimes” A.M.Sherif and P.K.S. Dunsby, Int. J. Geom. Meth. Mod. Phys. 18, no.01, 2150010 (2021).
  4. ”Disformal couplings in a ΛCDM background cosmology” A. Dusoye, A. de la Cruz-Dombriz, P. Dunsby and N. J. Nunes, JCAP 03, 002 (2021).
  5. ”Fundamental physics with the Square Kilometre Array” A. Weltman, P. Bull, S. Camera, K. Kelley, H. Padmanabhan, J. Pritchard, A. Raccanelli, S. Riemer-Sørensen, L. Shao and S. Andrianomena, … P. Dunsby… et al., Astron. Soc. Austral. 37, e002 (2020).
  6. “Analysis of branon dark matter and extra-dimensional models with AMS-02” J. A. R. Cembranos, A. de la Cruz-Dombriz, P. K. S. Dunsby and M. Mendez-Isla, Phys. Lett. B 790, 345 (2019).
  7. “Reviving The Shear-Free Perfect Fluid Conjecture In General Relativity” M. E. Sikhonde and P. K. S. Dunsby, Class. Quant. Grav. 34, no. 24, 245007 (2017).
  8. “Covariant perturbations of Schwarzschild black holes in f(R) gravity” A. M. Nzioki, R. Goswami and P. K. S. Dunsby, Int. J. Mod. Phys. D 26, no. 06, 1750048 (2016).
  9. “Integrability conditions of quasi-Newtonian cosmologies in modified gravity” A. Abebe, P. K. S. Dunsby and D. Solomons, Int. J. Mod. Phys. D 26, no. 06, 1750054 (2016).
  10. “Scattering of Ricci scalar perturbations from Schwarzschild black holes in modified gravity” D. B. Sibandze, R. Goswami, S. D. Maharaj, A. M. Nzioki and P. K. S. Dunsby, Eur. Phys. J. C 77, no. 6, 364 (2017).
  11. “Model-independent limits and constraints on extended theories of gravity from cosmic reconstruction techniques” A de la Cruz-Dombriz, P. K. S. Dunsby, O. Luongo and L. Reverberi, JCAP 1612, no. 12, 042 (2016).
  12. “Reheating and preheating in the simplest extension of Starobinsky inflation” C. van de Bruck, P. Dunsby and L. E. Paduraru, Int. J. Mod. Phys. D 26, no. 13, 1750152 (2017).
  13. “Dark Energy and Dark Matter from an additional adiabatic fluid” P. K. S. Dunsby, O. Luongo and L. Reverberi, Phys. Rev. D 94, no. 8, 083525 (2016).
  14. “On the theory and applications of modern cosmography” P. K. S. Dunsby and O. Luongo, Int. J. Geom. Meth. Mod. Phys. 13, no. 03, 1630002 (2016).
  15. “Theoretical and observational constraints of viable f(R) theories of gravity” A. de la Cruz-Dombriz, P. K. S. Dunsby, S. Kandhai and D. Saez Gomes, Phys. Rev. D 93, no. 8, 084016 (2016).
  16. “Gravitational, shear and matter waves in Kantowski-Sachs cosmologies” Z. Keresztes, M. Forsberg, M. Bradley, P. K. S. Dunsby and L. Gergely, JCAP 1511, no. 11, 042 (2015).
  17. “Is cosmography a useful tool for testing cosmology?”
    V. C. Busti, A. de la Cruz-Dombriz, P. K. S. Dunsby and D. Saez Gomez, Phys. Rev. D 92, no. 12, 123512 (2015).
  18. “On the Emergence of Accelerating Cosmic Expansion in f(R) Theories of Gravity” T. Clifton and P. K. S. Dunsby, Phys. Rev. D 91, no. 10, 103528 (2015).
  19. “Spherical dust fluctuations: The exact versus the perturbative approach” R. A. Sussman, J. C. Hidalgo, P. K. S. Dunsby and G. German, Phys. Rev. D 91, no. 6, 063512 (2015).
  20. “Junction conditions in extended Teleparallel gravities” A. de la Cruz-Dombriz, P. K. S. Dunsby and D. Saez-Gomez, JCAP 1412, 048 (2014).
  21. “Jebsen-Birkhoff theorem and its stability in f(R) gravity” A. M. Nzioki, R. Goswami and P. K. S. Dunsby, Phys. Rev. D 89, no. 6, 064050 (2014).
  22. “Backreaction mechanism in multifluid and extended cosmologies” J. Beltran Jimenez, A. de la Cruz-Dombriz, P. K. S. Dunsby and D. Saez-Gomez, JCAP 1405, 031 (2014).
  23. “On tidal forces in f(R) theories of gravity”
    A. de la Cruz-Dombriz, P. K. S. Dunsby, V. C. Busti and S. Kandhai, Phys. Rev. D 89, no. 6, 064029 (2014).
  24. “The 1+1+2 formalism for Scalar-Tensor gravity” S. Carloni and P. K. S. Dunsby, Gen. Rel. Grav. 48, no. 10, 136 (2016).
  25. “Large Scale Structure Constraints for a Class of f(R) Theories of Gravity” A. Abebe, A. de la Cruz-Dombriz and P. K. S. Dunsby, Phys. Rev. D 88, 044050 (2013).
  26. “On the absence of the usual weak-field limit, and the impossibility of embedding some known solutions for isolated masses in cosmologies with f(R) dark energy” T. Clifton, P. Dunsby, R. Goswami and A. M. Nzioki, Phys. Rev. D 87, no. 6, 063517 (2013).
  27. “Cosmic Electromagnetic Fields due to Perturbations in the Gravitational Field” B. Mongwane, P. K. S. Dunsby and B. Osano, Phys. Rev. D 86, 083533 (2012).
  28. “Cosmological dynamics of fourth order gravity: A compact view” M. Abdelwahab, R. Goswami and P. K. S. Dunsby, Phys. Rev. D 85, 083511 (2012).
  29. “Covariant gauge-invariant perturbations in multifluid f(R) gravity” A. Abebe, M. Abdelwahab, A. de la Cruz-Dombriz and P. K. S. Dunsby, Class. Quant. Grav. 29, 135011 (2012).
  30. “On Shear-free perturbations of f(R) gravity” A. Abebe, R. Goswami and P. K. S. Dunsby, Phys. Rev. D 84, 124027 (2011).
  31. “On Shear-Free perturbations of FLRW Universes”
    A. M. Nzioki, R. Goswami, P. K. S. Dunsby and G. F. R. Ellis, Phys. Rev. D 84, 124028 (2011)
  32. “Density growth in Kantowski-Sachs cosmologies with cosmological constant” M. Bradley, P. K. S. Dunsby, M. Forsberg and Z. Keresztes, Class. Quant. Grav. 29, 095023 (2012).
  33. “On the LCDM Universe in f(R) gravity”
    P. K. S. Dunsby, E. Elizalde, R. Goswami, S. Odintsov and D. S. Gomez, Phys. Rev. D 82, 023519 (2010).
  34. “A new approach to reconstruction methods in f(R) gravity” S. Carloni, R. Goswami and P. K. S. Dunsby, Class. Quant. Grav. 29, 135012 (2012).
  35. “How close can an Inhomogeneous Universe mimic the Concordance Model?” P. Dunsby, N. Goheer, B. Osano and J. P. Uzan, JCAP 1006, 017 (2010).
  36. “A Geometrical Approach to Strong Gravitational Lensing in f(R) Gravity” A. M. Nzioki, P. K. S. Dunsby, R. Goswami and S. Carloni, Phys. Rev. D 83, 024030 (2011).
  37. “A New framework for studying spherically symmetric static solutions in f(R) gravity” A. M. Nzioki, S. Carloni, R. Goswami and P. K. S. Dunsby, Phys. Rev. D 81, 084028 (2010).
  38. “Power-law cosmic expansion in f(R) gravity models” N. Goheer, J. Larena and P. K. S. Dunsby, Phys. Rev. D 80, 061301 (2009).
  39. “On the co-existence of matter dominated and accelerating solutions in f(G)-gravity” N. Goheer, R. Goswami, P. K. S. Dunsby and K. Ananda, Phys. Rev. D 79, 121301 (2009).
  40. “Dynamics of f(R)-cosmologies containing Einstein static models” N. Goheer, R. Goswami and P. K. S. Dunsby, Class. Quant. Grav. 26, 105003 (2009).
  41. “A detailed analysis of structure growth in f(R) theories of gravity” K. Ananda, S. Carloni and P. K. S. Dunsby, Class. Quant. Grav. 26, 235018 (2009).
  42. “The Existence of Einstein Static Universes and their Stability in Fourth order Theories of Gravity” R. Goswami, N. Goheer and P. K. S. Dunsby, Phys. Rev. D 78, 044011 (2008).
  43. “Compactifying the state space for alternative theories of gravity” N. Goheer, J. A. Leach and P. K. S. Dunsby, Class. Quant. Grav. 25, 035013 (2008).
  44. “Dynamical systems analysis of anisotropic cosmologies in R**n-gravity” N. Goheer, J. A. Leach and P. K. S. Dunsby, Class. Quant. Grav. 24, 5689 (2007).
  45. “The Evolution of cosmological gravitational waves in f(R) gravity” K. N. Ananda, S. Carloni and P. K. S. Dunsby, Phys. Rev. D 77, 024033 (2008).
  46. “The Evolution of density perturbations in f(R) gravity” S. Carloni, P. K. S. Dunsby and A. Troisi, Phys. Rev. D 77, 024024 (2008).
  47. “Constraining scalar-tensor quintessence by cosmic clocks”
    S. Capozziello, P. K. S. Dunsby, E. Piedipalumbo and C. Rubano, Astron. Astrophys. 472, 51 (2007).
  48. “Cosmological dynamics of exponential gravity” M. Abdelwahab, S. Carloni and P. K. S. Dunsby, Class. Quant. Grav. 25, 135002 (2008).
  49. “Some remarks on the dynamical systems approach to fourth order gravity” S. Carloni, A. Troisi and P. K. S. Dunsby, Gen. Rel. Grav. 41, 1757 (2009).
  50. “Response to “Comment on ‘Primordial magnetic seed field amplification by gravitational waves’ ”” G. Betschart, C. Zunckel, P. K. S. Dunsby and M. Marklund, Phys. Rev. D 75, 087902 (2007).
  51. “Cosmological dynamics of scalar-tensor gravity”
    S. Carloni, S. Capozziello, J. A. Leach and P. K. S. Dunsby, Class. Quant. Grav. 25, 035008 (2008).
  52. “The Evolution of tensor perturbations in scalar-tensor theories of gravity” S. Carloni and P. K. S. Dunsby, Phys. Rev. D 75, 064012 (2007).
  53. “Gravitational waves generated by second order effects during inflation” B. Osano, C. Pitrou, P. Dunsby, J. P. Uzan and C. Clarkson, JCAP 0704, 003 (2007).
  54. “Gauge invariant perturbations of Scalar-Tensor Cosmologies: The Vacuum case” S. Carloni, P. K. S. Dunsby and C. Rubano, Phys. Rev. D 74, 123513 (2006).
  55. “Shear dynamics in Bianchi I cosmologies with R**n-gravity” J. A. Leach, S. Carloni and P. K. S. Dunsby, Class. Quant. Grav. 23, 4915 (2006).
  56. “On inhomogeneous magnetic seed fields and gravitational waves within the MHD limit” C. Zunckel, G. Betschart, P. K. S. Dunsby and M. Marklund, Phys. Rev. D 73, 103509 (2006).
  57. “Bounce conditions in f(R) cosmologies”
    S. Carloni, P. K. S. Dunsby and D. M. Solomons, Class. Quant. Grav. 23, 1913 (2006).
  58. “Primordial magnetic seed field amplification by gravitational waves” G. Betschart, C. Zunckel, P. Dunsby and M. Marklund, Phys. Rev. D 72, 123514 (2005).
  59. “Cosmological dynamics of R**n gravity”
    S. Carloni, P. K. S. Dunsby, S. Capozziello and A. Troisi, Class. Quant. Grav. 22, 4839 (2005).
  60. “Large-scale perturbations on the brane and the isotropy of the cosmological singularity” N. Goheer, P. K. S. Dunsby, A. Coley and M. Bruni, Phys. Rev. D 70, 123517 (2004).
  61. “Are braneworlds born isotropic?”
    P. Dunsby, N. Goheer, M. Bruni and A. Coley, Phys. Rev. D 69, 101303 (2004).
  62. “Cosmic magnetic fields from velocity perturbations in the early universe” G. Betschart, P. K. S. Dunsby and M. Marklund, Class. Quant. Grav. 21, 2115 (2004).
  63. “The electromagnetic signature of black hole ringdown”
    C. A. Clarkson, M. Marklund, G. Betschart and P. K. S. Dunsby, Astrophys. J. 613, 492 (2004).
  64. “Charged multifluids in general relativity”
    M. Marklund, P. K. S. Dunsby, M. Servin, G. Betschart and C. Tsagas, Class. Quant. Grav. 20, 1823 (2003).
  65. “Exponential potentials on the brane” N. Goheer and P. K. S. Dunsby, Phys. Rev. D 67, 103513 (2003).
  66. “Singularities on the brane aren’t isotropic” M. Bruni and P. K. S. Dunsby, Phys. Rev. D 66, 101301 (2002).
  67. “Brane world dynamics of inflationary cosmologies with exponential potentials” N. Goheer and P. Dunsby, Phys. Rev. D 66, 043527 (2002).
  68. “Gravitational wave amplification of seed magnetic fields” C. G. Tsagas, P. K. S. Dunsby and M. Marklund. astro-ph/0112560, Phys. Lett. B 561, 17 (2003).
  69. “(1+3) covariant dynamics of scalar perturbations in brane worlds” B. Leong, P. Dunsby, A. Challinor and A. Lasenby, Phys. Rev. D 65, 104012 (2002).
  70. “Causality in inflationary universes with positive spatial curvature” G. F. R. Ellis, P. McEwan, W. R. Stoeger, S.J. and P. Dunsby, Gen. Rel. Grav. 34, 1461 (2002).
  71. “Dynamics of inflationary universes with positive spatial curvature” G. F. R. Ellis, W. R. Stoeger, S.J., P. McEwan and P. Dunsby, Gen. Rel. Grav. 34, 1445 (2002).
  72. “Plane fronted parallel waves in a warm two component plasma” G. Brodin, M. Marklund and P. Dunsby, Class. Quant. Grav. 18, 5249 (2001).
  73. “Bounce behaviour in Kantowski-Sachs and Bianchi cosmologies” D. M. Solomons, P. Dunsby and G. Ellis, Class. Quant. Grav. 23, 6585 (2006).
  74. “Solution to the graceful exit problem in pre – big bang cosmology” G. F. R. Ellis, D. C. Roberts, D. M. Solomons and P. K. S. Dunsby, Phys. Rev. D 62, 084004 (2000).
  75. “Cosmological electromagnetic fields due to gravitational wave perturbations” M. Marklund, P. K. S. Dunsby and G. Brodin, Phys. Rev. D 62, 101501 (2000).
  76. “Dynamical systems approach to magnetized cosmological perturbations” S. Hobbs and P. K. S. Dunsby, Phys. Rev. D 62, 124007 (2000).
  77. “Nonlinear gravitational wave interactions with plasmas” G. Brodin, M. Marklund and P. K. S. Dunsby, Phys. Rev. D 62, 104008 (2000).
  78. “Radio wave emissions due to gravitational radiation” M. Marklund, G. Brodin and P. K. S. Dunsby, Astrophys. J. 536, 875 (2000).
  79. “(1+3) covariant cosmic microwave background anisotropies. 2. The Almost Friedmann Lemaitre model” T. Gebbie, P. Dunsby and G. F. R. Ellis, Annals Phys. 282, 321 (2000).
  80. “Lensing and caustic effects on cosmological distances” G. F. R. Ellis, B. A. Bassett and P. K. S. Dunsby, Class. Quant. Grav. 15, 2345 (1998).
  81. “Covariant analysis of gravitational waves in a cosmological context” P. K. S. Dunsby, B. A. C. C. Bassett and G. F. R. Ellis, Class. Quant. Grav. 14, 1215 (1997).
  82. “A Fully covariant description of CMB anisotropies” P. K. S. Dunsby, Class. Quant. Grav. 14, 3391 (1997).
  83. “Irrotational dust with div H = 0”
    W. M. Lesame, G. F. R. Ellis and P. K. S. Dunsby, Phys. Rev. D 53, 738 (1996).
  84. “Integrability conditions for irrotational dust with a purely electric Weyl tensor: A Tetrad analysis” W. M. Lesame, P. K. S. Dunsby and G. F. R. Ellis, Phys. Rev. D 52, 3406 (1995).
  85. “Newtonian evolution of the Weyl tensor” G. F. R. Ellis and P. K. S. Dunsby, Astrophys. J. 479, 97 (1997).
  86. “Constraints on inflationary solutions in the presence of shear and bulk viscosity” H. van Elst, P. Dunsby and R. K. Tavakol, Gen. Rel. Grav. 27, 171 (1995).
  87. “A Covariant and Gauge Invariant Formulation of the Sachs-Wolfe Effect” H. Russ, M. Soffel, C. Xu and P. K. S. Dunsby, Phys. Rev. D 48, 4552 (1993).
  88. “Conserved quantities in perturbed inflationary universes” P. K. S. Dunsby and M. Bruni, Int. J. Mod. Phys. D 3, 443 (1994).
  89. “Gauge invariant perturbations of anisotropic cosmological models” P. K. S. Dunsby, Phys. Rev. D 48, 3562 (1993).
  90. “Cosmological perturbations and the physical meaning of gauge invariant variables” M. Bruni, P. K. S. Dunsby and G. F. R. Ellis, Astrophys. J. 395, 34 (1992).
  91. “Covariant Perturbations in a multifluid cosmological medium” P. K. S. Dunsby, M. Bruni and G. F. R. Ellis, Astrophys. J. 395, 54 (1992).
  92. “Gauge invariant perturbations in a scalar field dominated universe” M. Bruni, G. F. R. Ellis and P. K. S. Dunsby, Class. Quant. Grav. 9, 921 (1992).
  93. “Gauge invariant perturbations in multicomponent fluid cosmologies” P. K. S. Dunsby, Class. Quant. Grav. 8, 1785 (1991).