CV
  1. CV in english (pdf)



Special coverage

  1. Simulaciones espacio-temporales (In Spanish)
    CESGA: Usuarios de Supercomputación, 15 May 2012

  2. SDSC's Trestles Provides Rapid Turnaround...
    ScienceDaily, 14 July 2011

  3. No naked black holes
    ScienceNews, 3 October 2008

  4. Intergalactic Projectiles
    Physical Review Focus Article, 30 May 2007



Publications

  1. Zilhão, M., Cardoso, V., Herdeiro, C., Lehner, L., Sperhake, U.
    Head-On Collisions of Charged Black Holes from Rest
    Springer Proc. Math. Stat. 60 451 (2014)

  2. Witek, H., Okawa, H., Cardoso, V., Gualtieri, L., Herdeiro, C., Shibata, M., Sperhake, U., Zilhão, M.
    Higher dimensional Numerical Relativity: code comparison
    arXiv:1406.2703 [gr-qc]

  3. Sperhake, U.,
    Numerical relativity: the role of black holes in gravitational wave physics, astrophysics and high-energy physics
    General Relativity and Gravitation 46 1689 (2014)

  4. Gerosa, O´Shaughnessy, R., Kesden, M., Berti, E., Sperhake, U.,
    Capulets and Montagues: distinguishing the rival families of black-hole spin-orbit resonances by their gravitational-wave signatures
    Phys. Rev. D 89 124025 (2014)

  5. Sperhake, U.,
    Black Holes on Supercomputers: Numerical Relativity Applications to Astrophysics and High-energy Physics
    Acta Phys. Polon. B 44 12, 2463-2563 (2013)

  6. Aasi, J., et al.,
    The NINJA-2 project: Detecting and characterizing gravitational waveforms modelled using numerical binary black hole simulations
    Class. Quantum Grav. 31 115004 (2014)

  7. Zilhão, M., Cardoso, V., Herdeiro, C., Lehner, L., Sperhake, U.,
    Collisions of oppositely charged black holes
    Phys. Rev. D 89 044008 (2014)

  8. Hinder, I., et al.,
    Error-analysis and comparison to analytical models of numerical waveforms produced by the NRAR Collaboration
    Class. Quantum Grav. 31 025012 (2014)

  9. Andersson, N., et al.,
    The Transient Gravitational-Wave Sky
    Class. Quantum Grav. 30 193992 (2013)

  10. Berti, E., Cardoso, V., Gualtieri, L., Horbatsch, M., Sperhake, U.,
    Numerical simulations of single and binary black holes in scalar-tensor theories: circumventing the no-hair theorem
    Phys. Rev. D 87 124020 (2013)

  11. Gerosa, D., Kesden, M., Berti, E., O'Shaughnessy, R., Sperhake, U.,
    Resonant-plane locking and spin alignment in stellar-mass black-hole binaries: a diagnostic of compact-binary formation
    Phys. Rev. D 87 104028 (2013)

  12. Sperhake, U.,
    Numerical relativity in higher dimensions
    Int. J. Mod. Phys. D 22 1330005 (2013)

  13. Witek, H., Cardoso, V., Ishibashi, A., Sperhake, U.,
    Superradiant instabilities in astrophysical systems
    Phys. Rev. D 87 043513 (2013)

  14. Sperhake, U., Berti, E., Cardoso, V., Pretorius, F.,
    Universality, maximum radiation and absorption in high-energy collisions of black holes with spin
    Phys. Rev. Lett. 111 041101 (2013)

  15. Zilhão, M., Cardoso, V., Herdeiro, C., Lehner, L., Sperhake, U.,
    Collisions of charged black holes
    Phys. Rev. D 85 124062 (2012)

  16. Zilhão, M., Cardoso, V., Gualtieri, L., Herdeiro, C., Sperhake, U., Witek, H.,
    Dynamics of black holes in de Sitter spacetimes
    Phys. Rev. D 85 104039 (2012)

  17. Berti, E., Kesden, M., Sperhake, U.,
    Effects of post-Newtonian Spin Alignment on the Distribution of Black-Hole Recoils
    Phys. Rev. D 85 124049 (2012)

  18. Ajith, P., et al.,
    The NINJA-2 catalog of hybrid post-Newtonian/numerical-relativity waveforms for non-precessing black-hole binaries
    Class. Quantum Grav. 29 124001 (2012)

  19. Cardoso, V., et al.,
    NR/HEP: roadmap for the future
    b Class. Quantum Grav. 29 244001 (2012)

  20. Zilhão, M., Ansorg, M., Cardoso, V., Gualtieri, L., Herdeiro, C., Sperhake, U., Witek, H.,
    Higher-dimensional puncture initial data
    Phys. Rev. D 84 084039 (2011)

  21. Witek, H., Cardoso, V., Gualtieri, L., Herdeiro, C., Sperhake, U., Zilhão, M.,
    Numerical Relativity in D dimensional space-times: Collisions of unequal mass black holes
    J. Phys. Conf. Ser. 314, 012104 (2011)

  22. Zilhão, M., Cardoso, V., Gualtieri, L., Herdeiro, C., Nerozzi, A., Sperhake, U., Witek, H.,
    Simulations of black holes in compactified spacetimes
    J. Phys. Conf. Ser. 314, 012103 (2011)

  23. Sperhake, U., Berti, E., Cardoso, V.,
    Numerical simulations of black-hole binaries and gravitational wave emission
    Comptes Rendus Physique 14 306 (2013)

  24. Sperhake, U., Cardoso, V., Ott, C. D., Schnetter, E., Witek, H.,
    Collisions of unequal mass black holes and the point particle limit
    Phys. Rev. D 84 084038 (2011)

  25. Sperhake, U., Brügmann, B., Müller, D., Sopuerta, C. F.,
    11-orbit inspiral of a mass ratio 4:1 black-hole binary
    Class. Quantum Grav. 28 134004 (2011)

  26. Ott, C. D., Reisswig, C., Schnetter, E., O'Connor, E., Sperhake, U., Löffler, F., Diener, P., Abdikamalov, E., Hawke, I., Burrows, A.,
    Dynamics and Gravitational Wave Signature of Collapsar Formation
    Phys. Rev. Lett. 106 161103 (2011)

  27. Reisswig, C., Ott, C. D., Sperhake, U., Schnetter, E.,
    Gravitational Wave Extraction in Simulations of Rotating Stellar
    Phys. Rev. D 83 064008 (2011)

  28. Witek, H., Hilditch, D., Sperhake, U.,
    Stability of the puncture method with a generalized BSSN formulation
    Phys. Rev. D 83 104041 (2011)

  29. Sperhake, U., Berti, E., Cardoso, V., Pretorius, F., Yunes, N.,
    Superkicks in ultrarelativistic encounters of spinning black holes
    Phys. Rev. D 83 024037 (2011)

  30. Witek, H., Cardoso, V., Gualtieri, L. Herdeiro, C., Sperhake, U., Zilhão, M.,
    Head-on collisions of unequal mass black holes in D=5 dimensions
    Phys. Rev. D 83 044017 (2011)

  31. Brizuela, D., Marti´n-García, J. M., Sperhake, U., Kokkotas, K. D.,
    High-order perturbations of a spherical collapsing star
    Phys. Rev. D 82 104039 (2010)

  32. Zilhão, M., Witek, H., Sperhake, U., Cardoso, V., Gualtieri, L., Herdeiro, C., Nerozzi, A.,
    Numerical relativity in higher dimensions
    J. Phys. Conf. Ser. 229, 012074 (2010)

  33. Witek, H., Cardoso, V., Gualtieri, L., Herdeiro, C., Nerozzi, A., Sperhake, U., Zilhão, M.,
    Black holes in a box
    J. Phys. Conf. Ser. 229, 012072 (2010)

  34. Witek, H., Zilhão, M., Gualtieri, L., Cardoso, V., Nerozzi, A., Sperhake, U.,
    Numerical relativity for D dimensional space-times: Head-on collisions of black holes and gravitational wave extraction
    Phys. Rev. D 82 104014 (2010)

  35. Witek, H., Cardoso, V., Herdeiro, C., Nerozzi, A., Sperhake, U., Zilhão, M.,
    Black holes in a box: Towards the numerical evolution of black holes in AdS
    Phys. Rev. D 82 104037 (2010)

  36. Kesden, M., Sperhake, U., Berti, E.,
    Relativistic Suppression of Black Hole Recoils
    Astrophys. J. 715 1006-1011 (2010)

  37. Sperhake, U., Cardoso, V., Pretorius, F., Berti, E., Hinderer, T., Yunes, N.,
    Ultra-relativistic grazing collisions of black holes
    Proceedings of the 12th Marcel Grossmann Meeting (2009)

  38. Walter, P., Allen, J., Matzner, R., Anderson, M., Nerozzi, A., Sperhake, U.,
    Using OpenGR for Numerical Relativity
    Proceedings of the 12th Marcel Grossmann Meeting (2009)

  39. Witek, H., Cardoso, V., Herdeiro, C., Nerozzi, A., Sperhake, U., Zilhão,
    Black Holes in a Box
    Proceedings of the 12th Marcel Grossmann Meeting (2009)

  40. Berti, E., Cardoso, V., Hinderer, T., Lemos, M., Pretorius, F., Sperhake, U., Yunes, N.,
    Semianalytic estimates of scattering thresholds and gravitational radiation in ultrarelativistic black hole encounters
    Phys. Rev. D 81 104048 (2010)

  41. Kesden, M., Sperhake, U. , Berti, E.,
    Final spins from the merger of precessing binary black holes
    Phys. Rev. D 81 084054 (2010)

  42. Zilhão, M., Witek, H., Sperhake, U., Cardoso, V., Gualtieri, L., Herdeiro, C., Nerozzi, A.,
    Numerical relativity for D dimensional axially symmetric space-times: formalism and code tests
    Phys. Rev. D 81 084052 (2010)

  43. Berti, E., Cardoso, V., Gualtieri, L., Pretorius, F., Sperhake, U.,
    Comment on "Kerr Black Holes as Particle Accelerators to Arbitrarily High Energy"
    Phys. Rev. Lett. 103 239001 (2009)

  44. Sperhake, U., Cardoso, V., Pretorius, F., Berti, E., Hinerer, T., Yunes, N.,
    Cross section, final spin and zoom-whirl behavior in high-energy black hole collisions
    Phys. Rev. Lett. 103 131102 (2009)

  45. Lovelace, G., Chen, Y., Cohen, M., Kaplan, J. D., Keppel, D., Matthews, K. D., Nichols, D. A., Scheel, M. A., Sperhake, U.,
    Momentum flow in black-hole binaries: II. Numerical simulations of equal-mass, head-on mergers with antiparallel spins
    Phys. Rev. D 82 064031 (2010)

  46. Gabler, M., Sperhake, U., Andersson, N.,
    Nonlinear radial oscillations of neutron stars
    Phys. Rev. D 80 064012 (2009)

  47. Aylott, B., et al.,
    Status of NINJA: the Numerical INJection Analysis project
    Class. Quant. Grav. 26 114008 (2009)

  48. Aylott, B., et al.,
    Testing gravitational-wave searches with numerical relativity waveforms: Results from the first Numerical INJection Analysis (NINJA) project
    Class. Quant. Grav. 26 165008 (2009)

  49. González, J. A., Sperhake, U., Brügmann, B.,
    Black-hole binary simulations: the mass ratio 10:1
    Phys. Rev. D 79 124006 (2009)

  50. Sperhake, U., Cardoso, V., Pretorius, F., Berti, E., González, J. A.,
    The high-energy collision of two black holes
    Phys. Rev. Lett. 101 161101 (2008)

  51. Gualtieri, L., Berti, E., Cardoso, V., Sperhake, U.,
    Transformation of the multipolar components of gravitational radiation under rotations and boosts
    Phys. Rev. D 78 044024 (2008)

  52. Berti, E., Cardos, V., González, J.A., Sperhake, U., Brügmann, B.,
    Multipolar analysis of spinning binaries
    Class. Quant. Grav. 25 114035 (2008)

  53. Sperhake, U., Berti, E., Cardoso, V., González, J.A., Brügmann, B., Ansorg, M.,
    Eccentric binary black-hole mergers: The transition from inspiral to plunge in general relativity
    Phys. Rev. D 78 064069 (2008)

  54. Ajith, P., et al.,
    A template bank for gravitational waveforms from coalescing binary black holes: I. non-spinning binaries
    Phys. Rev. D 77 104017 (2008)

  55. Marronetti, P., Tichy, W., Brügmann, B., González, J.A., Sperhake, U.,
    High-spin binary black hole mergers
    Phys. Rev. D 77 064010 (2008)

  56. Brügmann, B., González, J.A., Hannam, M.D., Husa, S., Sperhake, U.,
    Exploring black hole superkicks
    Phys. Rev. D 77 124047 (2008)

  57. Hannam, M.D., Husa, S., González, J.A., Sperhake, U., Brügmann, B.,
    Where post-Newtonian and numerical-relativity waveforms meet
    Phys. Rev. D 77 044020 (2008)

  58. Husa, S., Hannam, M.D., González, J.A., Sperhake, U., Brügmann, B.,
    Reducing eccentricity in black-hole binary evolutions with initial parameters from post-Newtonian inspiral
    Phys. Rev. D 77 044037

  59. Husa, S., González, J.A., Hannam, M.D., Brügmann, B., Sperhake, U.,
    Reducing phase error in long numerical binary black hole evolutions with sixth order finite differencing
    Class. Quant. Grav. 25 105006 (2008)

  60. Sperhake, U., Brügmann, B., González, J.A., Hannam, M.D., Husa, S.
    Head-on collisions of different initial data
    Proceedings of the 11th Marcel Grossmann Meeting (2006)

  61. Ajith, P. et al.,
    Phenomenological template family for black-hole coalescence waveforms
    Class. Quantum Grav. 24 S689-699 (2007)

  62. Berti, E., Cardoso, V., González, J.A., Sperhake, U., Hannam, M.D., Husa, S., Brügmann, B.,
    Inspiral, merger and ringdown of unequal mass black hole binaries: a multipolar analysis
    Phys. Rev. D 76 064034 (2007)

  63. González, J.A., Hannam, M.D., Sperhake, U., Brügmann, B., Husa, S.,
    Supermassive kicks for spinning black holes
    Phys. Rev. Lett. 98 231101 (2007)

  64. Marronetti, P., Tichy, W., Brügmann, B., González, J.A., Hannam, M.D., Husa, S., Sperhake, U.,
    Binary black holes on a budget: Simulations using workstations
    Class. Quantum Grav. 24 S43-58 (2007)

  65. Berti, E., Cardos, V., González, J.A., Sperhake, U.,
    Mining information from binary black hole mergers: a comparison of estimation methods for complex exponentials in noise
    Phys. Rev. D 75 124017 (2007)

  66. Hannam, M.D., Husa, S., Ó Murchadha, N., Brügmann, B., González, J.A., Sperhake, U.,
    Where do moving punctures go?
    Proceedings of the 29th Spanish Relativity Meeting (2007)

  67. Hannam, M.D., Husa, S., Brügmann, B., González, J.A., Sperhake, U.,
    Beyond the Bowen-York extrinsic curvature for spinning black holes
    Class. Quantum Grav. 23 S15-24 (2007)

  68. González, J.A., Sperhake, U. and Brügmann, B., Hannam, M.D., Husa, S.,
    Maximum kick from non-spinning black-hole binary inspiral
    Phys. Rev. Lett. 98 091101 (2007)

  69. Brügmann, B., González, J.A., Hannam, M.D., Husa, S., Sperhake, U., Tichy, W.,
    Calibration of Moving Puncture Simulations
    Phys. Rev. D 77 024027 (2008)

  70. Sperhake, U.,
    Binary black-hole evolutions of excision and puncture data
    Phys. Rev. D 76 104015 (2007)

  71. Sopuerta, C.F., Sperhake, U., Laguna, P.,
    Hydro-without-Hydro Framework for Simulations of Black Hole-Neutron Star Binaries
    Class. Quantum Grav. 23 S579-598 (2006)

  72. Sperhake, U., Kelly, B., Laguna, P., Smith, K.L., Schnetter, E.,
    Black hole head-on collisions and gravitational waves with fixed mesh-refinement and dynamic singularity excision
    Phys Rev D 71 124042 (2005)

  73. Wucknitz, O., Sperhake, U.,
    Deflection of light and particles by moving gravitational lenses
    Phys Rev D 69 063001 (2004)

  74. Sperhake, U., Smith, K. L., Kelly, B., Laguna, P., Shoemaker, D.,
    Impact of densitized lapse slicings on evolutions of a wobbling black hole
    Phys Rev D 69 024012 1-10 (2004)

  75. Shoemaker, D., Smith, K., Sperhake, U., Laguna, P., Schnetter, E., Fiske, D.,
    Moving black holes via singularity excision
    Class. Quantum Grav. 20 3729-3744 (2003)

  76. Sperhake, U.,
    Non-linear neutron star oscillations viewed as deviations from an equilibrium state
    Proceedings of the 10th Hellenic Relativity Conference (2003)

  77. Sperhake, U.,
    Non-linear neutron star oscillations viewed as deviations from an equilibrium state
    Proceedings of the 1st Advanced Research Workshop on Gravity, Astrophysics and Strings @ the Black Sea (2003)

  78. Sperhake, U., Sjödin K. R. S., Vickers, J. A.,
    Dynamic Cosmic Strings II: Numerical evolution of excited Cosmic Strings
    Phys Rev D 63 024012 (2000)

  79. Sjödin K. R. S., Sperhake U., Vickers, J. A.,
    Dynamic Cosmic Strings I
    Phys Rev D 63 024011 (2000)

  80. Allard N., Koester D., Sperhake U., Jordan S., Finley D.,
    Quasi-molecular satellites of Lyman beta observed with ORFEUS
    Proceedings of the 11th European Workshop on White Dwarfs

  81. Koester D., Sperkake U., Allard N.F., Finley D.S., Jordan S.,
    Quasi-molecular satellites of Lyman beta in ORFEUS observations of DA white dwarfs
    A&A 336, 276 (1998)

  82. Sperhake U., Reimers D,
    The ultraviolet spectrum of HS 1700+6416 revisited
    Proc. 13th IAP Conf.



Theses

  1. PhD thesis, Southampton, 2001
    Non-linear numerical schemes in General Relativity

  2. Diploma thesis, Sternwarte Hamburg-Bergedorf, 1997
    Metal abundances of the Absorber-Systems toward HS1700+6416