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Department of Applied Mathematics and Theoretical Physics

 

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

Selected Papers of III Amazonian Symposium on Physics; Guest Editors: Carlos A. R. Herdeiro, Emanuele Berti, Vitor Cardoso, Luis C. B. Crispino, Leonardo Gualtieri and Ulrich Sperhake Preface
CAR Herdeiro, E Berti, V Cardoso, LCB Crispino, L Gualtieri, U Sperhake
– International Journal of Modern Physics D
(2016)
25,
1602002
Dimensional reduction in numerical relativity: Modified Cartoon formalism and regularization
WG Cook, P Figueras, M Kunesch, U Sperhake, S Tunyasuvunakool
– International Journal of Modern Physics D
(2016)
25,
1641013
Numerical relativity and high energy physics: Recent developments
E Berti, V Cardoso, LCB Crispino, L Gualtieri, C Herdeiro, U Sperhake
– International Journal of Modern Physics D
(2016)
25,
1641022
Numerical simulations of stellar collapse in scalar-tensor theories of gravity
D Gerosa, U Sperhake, CD Ott
– Classical and Quantum Gravity
(2016)
33,
135002
Distinguishing black-hole spin-orbit resonances by their gravitational wave signatures. II. Full parameter estimation
D Trifirò, R O'Shaughnessy, D Gerosa, E Berti, M Kesden, T Littenberg, U Sperhake
– Physical Review D
(2016)
93,
044071
Gravity-dominated unequal-mass black hole collisions
U Sperhake, E Berti, V Cardoso, F Pretorius
– Physical Review D
(2016)
93,
044012
Testing general relativity with present and future astrophysical observations
E Berti, E Barausse, V Cardoso, L Gualtieri, P Pani, U Sperhake, LC Stein, N Wex, K Yagi, T Baker, CP Burgess, FS Coelho, D Doneva, A De Felice, PG Ferreira, PCC Freire, J Healy, C Herdeiro, M Horbatsch, B Kleihaus, A Klein, K Kokkotas, J Kunz, P Laguna, RN Lang, TGF Li, T Littenberg, A Matas, S Mirshekari, H Okawa, E Radu, R O'Shaughnessy, BS Sathyaprakash, C Van Den Broeck, HA Winther, H Witek, ME Aghili, J Alsing, B Bolen, L Bombelli, S Caudill, L Chen, JC Degollado, R Fujita, C Gao, D Gerosa, S Kamali, HO Silva, JG Rosa, L Sadeghian, M Sampaio, H Sotani, M Zilhao
– Classical and Quantum Gravity
(2015)
32,
243001
Precessional Instability in Binary Black Holes with Aligned Spins.
D Gerosa, M Kesden, R O'Shaughnessy, A Klein, E Berti, U Sperhake, D Trifirò
– Physical Review Letters
(2015)
115,
141102
Tensor-multi-scalar theories: Relativistic stars and 3 + 1 decomposition
M Horbatsch, HO Silva, D Gerosa, P Pani, E Berti, L Gualtieri, U Sperhake
– Classical and Quantum Gravity
(2015)
32,
204001
Exploring New Physics Frontiers Through Numerical Relativity.
V Cardoso, L Gualtieri, C Herdeiro, U Sperhake
– Living reviews in relativity
(2015)
18,
1
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Research Group

Relativity and Gravitation

Room

B1.01

Telephone

01223 766861