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Umeå University
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Staff photo Michael Bradley

Michael Bradley

Study various aspects of general relativity, e.g., perturbation theory in cosmology and the gravitational field inside and outside rotating stars.

Research qualifications: Docent

Contact

E-mail
michael.bradley@umu.se
Phone
+46 90 786 77 17

Works as

Affiliation
Professor at Department of Physics
Location
Fysikhuset plan 4, Linnaeus väg 24, 4-0421 Umeå universitet, 901 87 Umeå
Perturbations of a class of locally rotationally symmetric cosmologies with applications to dissipative fluids
Classical and quantum gravity, Vol. 39, (23)
Semrén, Philip; Bradley, Michael
General perfect fluid perturbations of homogeneous and orthogonal locally rotationally symmetric class II cosmologies
Physical Review D. Particles and fields, American Physical Society 2019, Vol. 100
Törnkvist, Robin; Bradley, Michael
Gravitational Waves in Locally Rotationally Symmetric (LRS) Class II Cosmologies
Universe, Vol. 3, (4)
Bradley, Michael; Forsberg, Mats; Keresztes, Zoltán
Perturbations of Kantowski-Sachs models
Proceedings of the thirteenth Marcel Grossman meeting on general relativity, Singapore: World Scientific 2015 : 2547-2549
Bradley, Michael; Forsberg, Mats; Keresztes, Zoltán; et al.
Gravitational, shear and matter waves in Kantowski-Sachs cosmologies
Journal of Cosmology and Astroparticle Physics, Institute of Physics (IOP) 2015, (11)
Keresztes, Zoltán; Forsberg, Mats; Bradley, Michael; et al.
Symmetry analysis of radiative spacetimes with a null isotropy using GHP formalism
General Relativity and Gravitation, Springer 2014, Vol. 46, (10) : 1797-
Edgar, S Brian; Bradley, Michael; Machado Ramos, M Piedade
Perturbations of Kantowski-Sachs Models with a Cosmological Constant
Progress in Mathematical Relativity, Gravitation and Cosmology: Proceedings, Spanish Relativity Meeting ERE2012, University of Minho, Guimarães, Portugal, September 3-7, 2012, Heidelberg: Springer Berlin/Heidelberg 2014 : 289-293
Keresztes, Zoltán; Forsberg, Mats; Bradley, Michael; et al.
Density growth in Kantowski-Sachs cosmologies with cosmological constant
Classical and quantum gravity, Bristol: Institute of Physics (IOP) 2012, Vol. 29, (9) : 095023-
Bradley, Michael; Dunsby, Peter K S; Forsberg, Mats; et al.
Classification of a class of conformally flat pure radiation metrics with cosmological constant
TOWARDS NEW PARADIGMS: PROCEEDING OF THE SPANISH RELATIVITY MEETING 2011, American Institute of Physics (AIP) 2012 : 331-334
Bradley, Michael; Edgar, S. B.; Machado Ramos, M. P.
The quadrupole moment of slowly rotating stars
Proceedings of the twelfth Marcel Grossman meeting on general relativity, Singapore: World Scientific 2012 : 1883-1886
Bradley, Michael; Fodor, Gyula
Density perturbations in Kantowski-Sachs models with a cosmological constant
Spanish Relativity Meeting (ERE 2010): Gravity as a Crossroad in Physics
Forsberg, Mats; Bradley, Michael; Dunsby, Peter K.S.
Invariant classification and the generalised invariant formalism: conformally flat pure radiation metrics
General Relativity and Gravitation, Springer Netherlands 2010, Vol. 42, (1) : 155-182
Bradley, Michael; Edgar, S. Brian; Ramos, M.P. Machado
The quadrupole moment of slowly rotating stars
IOPScience 2010
Bradley, Michael; Fodor, Gyula
Invariant classification of metrics using invariant formalism
Journal of Physics: Conference Series, Volume 229, 2010: M P Machado Ramos et al 2010 J. Phys.: Conf. Ser. 229 012049
Machado Ramos, Maria P; Edgar, S Brian; Bradley, Michael
Quadrupole moment of slowly rotating fluid balls
Physical Review D. Particles and fields, Vol. 79, (4) : 044018-1-044018-13
Bradley, Michael; Fodor, Gyula
Slowly and rigidly rotating perfect fluid balls of Petrov type D
Proceedings of the Eleventh Marcel Grossmann Meeting on General Relativity : 795-806
Bradley, Michael; Eriksson, Daniel; Fodor, Gyula; et al.
Slowly rotating fluid balls of Petrov type D
Physical Review D. Particles and fields, Vol. 75, (2) : 024013-024026
Bradley, Michael; Eriksson, Daniel; Fodor, Gyula; et al.
Some results on rotating fluid balls of Petrov type D
Journal of Physics: Conference Series 66: XXIXTH Spanish Relativity Meeting (ERE 2006) : 012010-
Bradley, Michael; Eriksson, Daniel; Fodor, Gyula; et al.
Tilted cosmological models of Bianchi type V
Physical Review D. Particles and fields, Vol. 73, (4) : 044008-044019
Bradley, Michael; Eriksson, Daniel
Rotating cosmological models of Bianchi type V
Proceedings of the tenth Marcel Grossmann meeting on General Relativity : 1957-1959
Bradley, Michael; Eriksson, Daniel
Rotating Cosmological Models of Bianchi-type V - first results
Relativity Today: Proceedings of Seventh Hungarian Relativity Workshop : 143-156
Bradley, Michael; Eriksson, Daniel
Nonlinear coupled Alfvén and gravitational waves
Physical Review D, Vol. 70, (4) : 044014-
Källberg, A.; Brodin, Gert; Bradley, Michael
Parametric excitation of Alfvén waves by gravitational radiation
Physical review. E, American Physical Society 2000, Vol. 62 : 8493-8500
Servin, Martin; Brodin, Gert; Bradley, Michael; et al.
View publications in DiVA

Research groups

Head of research
General Relativity