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Faculty of Mathematics

 

 

Career

  • 2012-date: Lecturer, DAMTP, University of Cambridge
  • 2010-2012: Ramon y Cajal Researcher, Institute of Space Sciences, CSIC-IEEC Barcelona
  • 2008-2010: Senior Postdoc, Division of Physics, Maths and Astronomy, California Institute of Technology
  • 2005-2008: Postdoc, Theoretical Physics Institute, University of Jena
  • 2002-2005: Postdoc, Center for Gravitational Wave Physics, Penn State University
  • 2001-2002: Postdoc, Department of Physics, Aristotle University of Thessaloniki
  • 1998-2001: PhD, School of Mathematics, University of Southampton

Research

Ulrich Sperhake is a member of the Department of Applied Mathematics and Theoretical Physics General Relativity  research group. His current research interests are Numerical Relativity, Black Holes as sources of Gravitational Waves, High-Energy Collisions of Black Holes.

Selected Publications

 

  • M.Kesden, D.Gerosa, R.O'Shaughnessy, E.Berti, U.Sperhake, "Effective potentials and morphological transitions for binary black-hole spin precession", Phys. Rev. Lett. 114 (2015) 081103
  • U.Sperhake, E.Berti, V.Cardoso and F.Pretorius, "Universality, maximum radiation and absorption in high-energy collisions of black holes with spin", Phys. Rev. Lett. 106 (2011) 161103
  • C.D.Ott, C.Reisswig, E.Schnetter, E.O'Connor, U.Sperhake, F.Loeffler, P.Diener, E.Abdikamalov, I.Hawke and A.Burrows, "Dynamics and Gravitational Wave Signature of Collapsar Formation", Phys. Rev. Lett. 106 (2011) 161103
  • M.Zilhao, H.Witek, U.Sperhake, V.Cardoso, L.Gualtieri, C.Herdeiro and A.Nerozzi, "Numerical relativity for D dimensional axially symmetric space-times: formalism and code tests", Phys. Rev. D 81 (2010) 084052
  • U.Sperhake, V.Cardoso, F.Pretorius, E.Berti, T.Hinderer and N. Yunes, "Cross section, final spin and zoom-whirl behavior in high-energy black hole collisions", Phys. Rev. Lett. 103 (2009) 131102
  • B.Aylott et al., "Testing gravitational-wave searches with numerical relativity waveforms: Results from the first Numerical INJection Analysis (NINJA) project", Class. Quantum Grav. 26 (2009) 165008
  • U.Sperhake, V.Cardoso, F.Pretorius, E.Berti and J.A.Gonzalez, "The high-energy collision of two black holes", Phys. Rev. Lett. 101 (2008) 161101
  • P.Ajith et al., "A Template bank for gravitational waveforms from coalescing binary black holes. I. Non-spinning binaries", Phys. Rev. D 77 (2008) 104017
  • J.A.Gonzalez, M.D.Hannam, U.Sperhake, B.Bruegmann and S.Husa, "Supermassive kicks for spinning black holes", Phys. Rev. Lett. 98 (2007) 231101
  • J.A.Gonzalez, U.Sperhake, B.Bruegmann, M.D.Hannam and S.Husa, "The maximum kick from nonspinning black-hole binary inspiral", Phys. Rev. Lett. 98 (2007) 091101
  • E.Berti, V.Cardoso, J.A. Gonzalez, U.Sperhake, M.Hannam, S.Husa and B.Bruegmann, "Inspiral, merger and ringdown of unequal mass black hole binaries: A multipolar analysis", Phys. Rev. D 76 (2007) 064034
  • U.Sperhake, "Binary black-hole evolutions of excision and puncture data", Phys. Rev. D 76 (2007) 104015

Publications

NR/HEP: Roadmap for the future
V Cardoso, L Gualtieri, C Herdeiro, U Sperhake, PM Chesler, L Lehner, SC Park, HS Reall, CF Sopuerta, D Alic, OJC Dias, R Emparan, V Ferrari, SB Giddings, M Godazgar, R Gregory, VE Hubeny, A Ishibashi, G Landsberg, CO Lousto, D Mateos, V Moeller, H Okawa, P Pani, MA Parker et al.
– Classical and Quantum Gravity
(2012)
29,
244001
USING OPENGR FOR NUMERICAL RELATIVITY
P Walter, J Allen, RA Matzner, M Anderson, A Nerozzi, U Sperhake
– The Twelfth Marcel Grossmann Meeting
(2012)
826
Black holes in a box
H Witek, V Cardoso, C Herdeiro, A Nerozzi, U Sperhake, M Zilhão
– 12th Marcel Grossmann Meeting on Recent Dev in Theoretical and Experimental General Relativity Astrophysics and Relativistic Field Theories Proc of the mg 2009 Meeting on General Relativity
(2012)
829
Collisions of charged black holes
M Zilhão, V Cardoso, C Herdeiro, L Lehner, U Sperhake
– Physical Review D
(2012)
85,
124062
Effects of post-Newtonian spin alignment on the distribution of black-hole recoils
E Berti, M Kesden, U Sperhake
– Physical Review D Particles Fields Gravitation and Cosmology
(2012)
85,
124049
Head-on collisions of different initial data
U Sperhake, B Brügmann, JA González, MD Hannam, S Husa
– The Eleventh Marcel Grossmann Meeting
(2012)
1612
The NINJA-2 catalog of hybrid post-Newtonian/numerical-relativity waveforms for non-precessing black-hole binaries
P Ajith, M Boyle, DA Brown, B Brügmann, LT Buchman, L Cadonati, M Campanelli, T Chu, ZB Etienne, S Fairhurst, M Hannam, J Healy, I Hinder, S Husa, LE Kidder, B Krishnan, P Laguna, YT Liu, L London, CO Lousto, G Lovelace, I MacDonald, P Marronetti, S Mohapatra, P Mösta et al.
– Classical and Quantum Gravity
(2012)
29,
124001
Dynamics of black holes in de Sitter spacetimes
M Zilhão, V Cardoso, L Gualtieri, C Herdeiro, U Sperhake, H Witek
– Physical Review D
(2012)
85,
104039
Non-linear neutron star oscillations viewed as deviations from an equilibrium state
U Sperhake
– Recent Developments in Gravity
(2011)
205
Higher-dimensional puncture initial data
M Zilhão, M Ansorg, V Cardoso, L Gualtieri, C Herdeiro, U Sperhake, H Witek
– Physical Review D
(2011)
84,
084039
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Research Group

Relativity and Gravitation

Room

B1.01

Telephone

01223 766861