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B.S. Sathyaprakash

B.S. Sathyaprakash

Main Content

  • Elsbach Professor of Physics and
  • Professor of Astronomy and Astrophysics

Email: bss25 [ AT ] psu [ DOT ] edu
Phone: (814) 865-3062

Education

  1. Ph.D. Theoretical Physics, Indian Institute of Science, Bangalore, India (1987).
  2. M.Sc., Physics, Indian Institute of Technology, Madras, India (1981).
  3. B.Sc., Physics, Chemistry and Mathematics, Bangalore University, Bangalore, India (1979).

Selected Publications

Below is a list of what I consider to be my most important publications.

  1. Observation of Gravitational Waves from a Binary Black Hole Merger
    By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.).
    arXiv:1602.03837 [gr-qc].
    10.1103/PhysRevLett.116.061102.
    Phys.Rev.Lett. 116 (2016) no.6, 061102.
  2. GW151226: Observation of Gravitational Waves from a 22-Solar-Mass Binary Black Hole Coalescence
    By LIGO Scientific and Virgo Collaborations (B. P. Abbott et al.).
    arXiv:1606.04855 [gr-qc].
    10.1103/PhysRevLett.116.241103.
    Phys.Rev.Lett. 116 (2016) no.24, 241103.
  3. Tests of general relativity with GW150914
    By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.).
    arXiv:1602.03841 [gr-qc].
    10.1103/PhysRevLett.116.221101.
    Phys.Rev.Lett. 116 (2016) no.22, 221101.
  4. GW150914: Implications for the stochastic gravitational wave background from binary black holes
    By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.).
    arXiv:1602.03847 [gr-qc].
    10.1103/PhysRevLett.116.131102.
    Phys.Rev.Lett. 116 (2016) no.13, 131102.
  5. Astrophysical Implications of the Binary Black-Hole Merger GW150914
    By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.).
    arXiv:1602.03846 [astro-ph.HE].
    10.3847/2041-8205/818/2/L22.
    Astrophys.J. 818 (2016) no.2, L22.
  6. Properties of the Binary Black Hole Merger GW150914
    By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.).
    arXiv:1602.03840 [gr-qc].
    10.1103/PhysRevLett.116.241102.
    Phys.Rev.Lett. 116 (2016) no.24, 241102.
  7. GW150914: First results from the search for binary black hole coalescence with Advanced LIGO, By LIGO Scientific and Virgo Collaborations (B.P. Abbott et al.), arXiv:1602.03839 [gr-qc]. 10.1103/PhysRevD.93.122003Phys.Rev. D93 (2016) no.12, 122003.
  8. Testing the no-hair theorem with black hole ringdowns using TIGER
    By J. Meidam, M. Agathos, C. Van Den Broeck, J. Veitch, B.S. Sathyaprakash.
    arXiv:1406.3201 [gr-qc].
    10.1103/PhysRevD.90.064009.
    Phys.Rev. D90 (2014) no.6, 064009.
  9. Source Redshifts from Gravitational-Wave Observations of Binary Neutron Star Mergers
    By C. Messenger, Kentaro Takami, Sarah Gossan, Luciano Rezzolla, B. S. Sathyaprakash.
    arXiv:1312.1862 [gr-qc].
    10.1103/PhysRevX.4.041004.
    Phys.Rev. X4 (2014) no.4, 041004.
  10.  Is black-hole ringdown a memory of its progenitor?
    By Ioannis Kamaretsos, Mark Hannam, B. Sathyaprakash.
    arXiv:1207.0399 [gr-qc].
    10.1103/PhysRevLett.109.141102.
    Phys.Rev.Lett. 109 (2012) 141102.
  11. Bayesian model selection for testing the no-hair theorem with black hole ringdowns
    By S. Gossan, J. Veitch, B.S. Sathyaprakash.
    arXiv:1111.5819 [gr-qc].
    10.1103/PhysRevD.85.124056.
    Phys.Rev. D85 (2012) 124056.
  12. Black-hole hair loss: learning about binary progenitors from ringdown signals
    By Ioannis Kamaretsos, Mark Hannam, Sascha Husa, B.S. Sathyaprakash.
    arXiv:1107.0854 [gr-qc].
    10.1103/PhysRevD.85.024018.
    Phys.Rev. D85 (2012) 024018.
  13. Parametrized tests of post-Newtonian theory using Advanced LIGO and Einstein Telescope
    By Chandra Kant Mishra, K.G. Arun, Bala R. Iyer, B.S. Sathyaprakash.
    arXiv:1005.0304 [gr-qc].
    10.1103/PhysRevD.82.064010.
    Phys.Rev. D82 (2010) 064010.
  14.  A Stochastic template placement algorithm for gravitational wave data analysis
    By Ian W. Harry, Bruce Allen, B.S. Sathyaprakash.
    arXiv:0908.2090 [gr-qc].
    10.1103/PhysRevD.80.104014.
    Phys.Rev. D80 (2009) 104014.
  15. Comparison of post-Newtonian templates for compact binary inspiral signals in gravitational-wave detectors
    By Alessandra Buonanno, Bala Iyer, Evan Ochsner, Yi Pan, B.S. Sathyaprakash.
    arXiv:0907.0700 [gr-qc].
    10.1103/PhysRevD.80.084043.
    Phys.Rev. D80 (2009) 084043.

  16. Cosmography with the Einstein Telescope
    By B.S. Sathyaprakash, B.F. Schutz, C. Van Den Broeck.
    arXiv:0906.4151 [astro-ph.CO].
    10.1088/0264-9381/27/21/215006.
    Class.Quant.Grav. 27 (2010) 215006.
  17. Physics, Astrophysics and Cosmology with Gravitational Waves
    By B.S. Sathyaprakash, B.F. Schutz.
    arXiv:0903.0338 [gr-qc].
    10.12942/lrr-2009-2.
    Living Rev.Rel. 12 (2009) 2.
  18. Higher signal harmonics, LISA's angular resolution and dark energy
    By K.G. Arun, Bala R. Iyer, B.S. Sathyaprakash, Siddhartha Sinha, Chris Van Den Broeck.
    arXiv:0707.3920 [astro-ph].
    10.1103/PhysRevD.76.12990310.1103/PhysRevD.76.104016.
    Phys.Rev. D76 (2007) 104016, Erratum: Phys.Rev. D76 (2007) 129903.
  19. Probing the non-linear structure of general relativity with black hole binaries
    By K.G. Arun, Bala R. Iyer, M.S.S. Qusailah, B.S. Sathyaprakash.
    gr-qc/0604067.
    10.1103/PhysRevD.74.024006.
    Phys.Rev. D74 (2006) 024006.
  20. A Template bank to search for gravitational waves from inspiralling compact binaries. I. Physical models
    By S. Babak, R. Balasubramanian, D. Churches, T. Cokelaer, B.S. Sathyaprakash.
    gr-qc/0604037.
    10.1088/0264-9381/23/18/002.
    Class.Quant.Grav. 23 (2006) 5477-5504.
  21. Matched filtering of gravitational waves from inspiraling compact binaries: Computational cost and template placement
    By Benjamin J. Owen, B.S. Sathyaprakash.
    gr-qc/9808076.
    10.1103/PhysRevD.60.022002.
    Phys.Rev. D60 (1999) 022002.
  22. Improved filters for gravitational waves from inspiralling compact binaries
    By Thibault Damour, Bala R. Iyer, B.S. Sathyaprakash.
    gr-qc/9708034.
    10.1103/PhysRevD.57.885.
    Phys.Rev. D57 (1998) 885-907.
  23. Gravitational waves from coalescing binaries: Detection strategies and Monte Carlo estimation of parameters
    By R. Balasubramanian, B.S. Sathyaprakash, S.V. Dhurandhar.
    gr-qc/9508011.
    10.1103/PhysRevD.53.303310.1103/PhysRevD.54.1860.2.
    Phys.Rev. D53 (1996) 3033-3055, Erratum: Phys.Rev. D54 (1996) 1860.
  24. Filtering post-Newtonian gravitational waves from coalescing binaries
    By B.S. Sathyaprakash.
    gr-qc/9411043.
    10.1103/PhysRevD.50.R7111.
    Phys.Rev. D50 (1994) no.12, R7111-R7115.
  25. Detecting the tail effect in gravitational wave experiments
    By Luc Blanchet, B.S. Sathyaprakash.
    10.1103/PhysRevLett.74.1067.
    Phys.Rev.Lett. 74 (1995) 1067-1070.
  26. Choice of filters for the detection of gravitational waves from coalescing binaries
    By B.S. Sathyaprakash, S.V. Dhurandhar.
    10.1103/PhysRevD.44.3819.
    Phys.Rev. D44 (1991) 3819-3834.

Research Interests

  • Gravitational wave sources and science, algorithms for their detection, data analysis and future detectors. 
  • Strong field tests of general relativity. 
  • Black holes and quasi-normal modes. 
  • Cosmology and large-scale structure of the Universe. 
  • Classical field theory, symmetry breaking and applications to cosmology.
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