Collapsing spherical stars in f (R) gravity R Goswami, AM Nzioki, SD Maharaj, SG Ghosh
Physical Review D 90 (8), 084011, 2014
154 2014 New framework for studying spherically symmetric static solutions in f (R) gravity AM Nzioki, S Carloni, R Goswami, PKS Dunsby
Physical Review D 81 (8), 084028, 2010
77 2010 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, AM Nzioki
Physical Review D 87 (6), 063517, 2013
54 2013 Jebsen-Birkhoff theorem and its stability in f (R) gravity AM Nzioki, R Goswami, PKS Dunsby
Physical Review D 89 (6), 064050, 2014
36 2014 Geometrical approach to strong gravitational lensing in f (R) gravity AM Nzioki, PKS Dunsby, R Goswami, S Carloni
Physical Review D 83 (2), 024030, 2011
36 2011 Buchdahl-Bondi limit in modified gravity: Packing extra effective mass in relativistic compact stars R Goswami, SD Maharaj, AM Nzioki
Physical Review D 92 (6), 064002, 2015
34 2015 Shear-free perturbations of Friedmann-Lemaître-Robertson-Walker universes AM Nzioki, R Goswami, PKS Dunsby, GFR Ellis
Physical Review D 84 (12), 124028, 2011
17 2011 Covariant perturbations of Schwarzschild black holes in gravity AM Nzioki, R Goswami, PKS Dunsby
International Journal of Modern Physics D 26 (06), 1750048, 2017
9 2017 90h4011G. vol. 90 R Goswami, AM Nzioki, SD Maharaj, S Ghosh
Phys. Rev. D, 084011, 2014
5 2014 Scattering of Ricci scalar perturbations from Schwarzschild black holes in modified gravity DB Sibandze, R Goswami, SD Maharaj, AM Nzioki, PKS Dunsby
The European Physical Journal C 77, 1-10, 2017
4 2017 Scalar wave scattering from Schwarzschild black holes in modified gravity DB Sibandze, R Goswami, SD Maharaj, AM Nzioki, PKS Dunsby
arXiv preprint arXiv:1611.06043, 2016
3 2016 A study of solutions and perturbations of spherically symmetric spacetimes in fourth order gravity. AM Nzioki
3 2013 Strong gravitational lensing in f (R) gravity AM Nzioki, PKS Dunsby, R Goswami, S Carloni
AIP Conference Proceedings 1458 (1), 503-506, 2012
3 2012 Vibrating Black Holes in f (R) gravity AM Nzioki, R Goswami, PKS Dunsby
arXiv preprint arXiv:1408.0152, 2014
2 2014