佐合 紀親のウェブサイト

研究業績

発表論文

  1. Quantum fluctuations in brane-world inflation without an inflaton on the brane
    by Norichika Sago, Yoshiaki Himemoto and Misao Sasaki.
    Published in Physical Review D 65, 024014 (2001)
    e-Print Archive: gr-qc/0104033

  2. Gauge problem in the gravitational self-force:
    Harmonic gauge approach in the Schwarzschild background

    by Norichika Sago, Hiroyuki Nakano and Misao Sasaki.
    Published in Physical Review D 67, 104017 (2003)
    e-Print Archive: gr-qc/0208060

  3. Gauge problem in the gravitational self-force:
    First post-Newtonian force in the Regge-Wheeler gauge

    by Hiroyuki Nakano, Norichika Sago and Misao Sasaki.
    Published in Physical Review D 68, 124003 (2003)
    e-Print Archive: gr-qc/0308027

  4. A New Analytical Method for Self-Force Regularization. I
    Charged Scalar Particles in Schwarzschild Spacetime

    by Wataru Hikida, Sanjay Jhingan, Hiroyuki Nakano, Norichika Sago, Misao Sasaki and Takahiro Tanaka.
    Published in Progress of Theoretical Physics Vol.111 No.6 pp.821-840 (2004)
    e-Print Archive: gr-qc/0308068

  5. Gravitational wave memory of gamma-ray burst jets
    by Norichika Sago, Kunihito Ioka, Takashi Nakamura and Ryo Yamazaki.
    Published in Physical Review D 70 104012 (2004)
    e-Print Archive: gr-qc/0405067

  6. A New Analytical Method for Self-Force Regularization. II
    Testing the Efficiency for Circular Orbits

    by Wataru Hikida, Sanjay Jhingan, Hiroyuki Nakano, Norichika Sago, Misao Sasaki and Takahiro Tanaka.
    Published in Progress of Theoretical Physics Vol.113 No.2 pp.283-303 (2005)
    e-Print Archive: gr-qc/0410115

  7. Adiabatic Radiation Reaction to Orbits in Kerr Spacetime
    by Norichika Sago, Takahiro Tanaka, Wataru Hikida and Hiroyuki Nakano.
    Published in Progress of Theoretical Physics Vol.114 No.2 pp.509-514 (2005)
    e-Print Archive: gr-qc/0506092

  8. Adiabatic Evolution of Orbital Parameters in Kerr Spacetime
    by Norichika Sago, Takahiro Tanaka, Wataru Hikida, Katsuhiko Ganz and Hiroyuki Nakano.
    Published in Progress of Theoretical Physics Vol.115 No.5 pp.873-907 (2006)
    e-Print Archive: gr-qc/0511151

  9. Detecting gravitational waves from inspiraling binaries with a network of detectors:
    Coherent versus coincident strategies

    by Himan Mukhopadhyay, Norichika Sago, Hideyuki Tagoshi, Sanjeev Dhurandhar, Hirotaka Takahashi, Nobuyuki Kanda.
    Published in Physical Review D 74 083005 (2006)
    e-Print Archive: gr-qc/0608103

  10. Gravitational self force on a particle in circular orbit around a Schwarzschild black hole
    by Leor Barack and Norichika Sago.
    Published in Physical Review D 75 064021 (2007)
    e-Print Archive: gr-qc/0701069

  11. Detecting gravitational waves from inspiraling binaries with a network of detectors:
    Coherent strategies for correlated detectors

    by Hideyuki Tagoshi, Himan Mukhopadhyay, Sanjeev Dhurandhar, Norichika Sago, Hirotaka Takahashi, Nobuyuki Kanda.
    Published in Physical Review D 75 087306 (2007)
    e-Print Archive: gr-qc/0702019

  12. Adiabatic Evolution of Three `Constants' of Motion for Greatly Inclined Orbits in Kerr Spacetime
    by Katsuhiko Ganz, Wataru Hikida, Hiroyuki Nakano, Norichika Sago, Takahiro Tanaka.
    Published in Progress of Theoretical Physics Vol.117 No.6 pp.1041-1066 (2007)
    e-Print Archive: gr-qc/0702054

  13. m-mode regularization scheme for the self-force in Kerr spacetime
    by Leor Barack, Darren A. Golbourn, Norichika Sago.
    Published in Physical Review D 76 124036 (2007)
    e-Print Archive: arXiv:0709.4588 [gr-qc]

  14. Frequency-domain calculation of the self force:
    the high-frequency problem and its resolution

    by Leor Barack, Amos Ori, Norichika Sago.
    Published in Physical Review D 78 084021 (2008)
    e-Print Archive: arXiv:0808.2315 [gr-qc]

  15. Two approaches for the gravitational self force in black hole spacetime:
    Comparison of numerical results

    by Norichika Sago, Leor Barack, Steven Detweiler.
    Published in Physical Review D 78 124024 (2008)
    e-Print Archive: arXiv:0810.2530 [gr-qc]

  16. Gravitational self-force correction to the innermost stable circular orbit of a Schwarzschild black hole
    by Leor Barack and Norichika Sago.
    Published in Physical Review Letters 102 191101 (2009)
    e-Print Archive: arXiv:0902.0573 [gr-qc]

  17. Gravitational self-force on a particle in eccentric orbit around a Schwarzschild black hole
    by Leor Barack and Norichika Sago.
    Published in Physical Review D 81 084021 (2010)
    e-Print Archive: arXiv:1002.2386 [gr-qc]

  18. Precession effect of the gravitational self-force in a Schwarzschild spacetime and the effective one-body formalism
    by Leor Barack, Thibault Damour, and Norichika Sago.
    Published in Physical Review D 82 084036 (2010)
    e-Print Archive: arXiv:1008.0935 [gr-qc]

  19. Beyond the geodesic approximation:
    Conservative effects of the gravitational self-force in eccentric orbits around a Schwarzschild black hole

    by Leor Barack and Norichika Sago.
    Published in Physical Review D 83 084023 (2011)
    e-Print Archive: arXiv:1101.3331 [gr-qc]

  20. Periastron Advance in Black Hole Binaries
    by Alexandre Le Tiec, Abdul H. Mroué, Leor Barack, Alessandra Buonanno, Harald P. Pfeiffer, Norichika Sago, Andrea Taracchini.
    Published in Physical Review Letters 107 141101 (2011)
    e-Print Archive: arXiv:1106.3278 [gr-qc]

  21. Cosmic censorship in overcharging a Reissner-Nordström black hole via charged particle absorption
    by Soichiro Isoyama, Norichika Sago, Takahiro Tanaka.
    Published in Physical Review D 84 124024 (2011)
    e-Print Archive: arXiv:1108.6207 [gr-qc]

  22. Evolution of inspiral orbits around a Schwarzschild black hole
    by Niels Warburton, Sarp Akcay, Leor Barack, Jonathan R. Gair, Norichika Sago.
    Published in Physical Review D 85 061501(R) (2012)
    e-Print Archive: arXiv:1111.6908 [gr-qc]

  23. Gravitational self-force and the effective-one-body formalism between the innermost stable circular orbit and the light ring
    by Sarp Akcay, Leor Barack, Thibault Damour, Norichika Sago.
    Published in Physical Review D 86 104041 (2012)
    e-Print Archive: arXiv:1209.0964 [gr-qc]

  24. Impact of the second order self-forces on the dephasing of the gravitational waves from quasi-circular extreme mass-ratio inspirals
    by Soichiro Isoyama, Ryuichi Fujita, Norichika Sago, Hideyuki Tagoshi, Takahiro Tanaka.
    Published in Physical Review D 87 024010 (2013)
    e-Print Archive: arXiv:1210.2569 [gr-qc]

  25. Isofrequency pairing of geodesic orbits in Kerr geometry
    by Niels Warburton, Leor Barack, Norichika Sago.
    Published in Physical Review D 87 084012 (2013)
    e-Print Archive: arXiv:1301.3918 [gr-qc]

  26. Evolution of the Carter constant for a resonant inspiral into a Kerr black hole: I. The scalar case
    by Soichiro Isoyama, Norichika Sago, Hiroyuki Nakano, Ryuichi Fujita, Takahiro Tanaka.
    Published in Progress of Theoretical and Experimental Physics 2013 063E01 (2013)
    e-Print Archive: arXiv:1302.4035 [gr-qc]

  27. Comparison between self-force and post-Newtonian dynamics: Beyond circular orbits
    by Sarp Akcay, Alexandre Le Tiec, Leor Barack, Norichika Sago, Niels Warburton.
    Published in Physical Review D 91 124014 (2015)
    e-Print Archive: arXiv:1503.01374 [gr-qc]

  28. Calculation of radiation reaction effect on orbital parameters in Kerr spacetime
    by Norichika Sago, Ryuichi Fujita.
    Published in Progress of Theoretical and Experimental Physics 2015 073E03 (2015)
    e-Print Archive: arXiv:1505.01600 [gr-qc]

  29. Accuracy of the post-Newtonian approximation for extreme mass ratio inspirals from a black-hole perturbation approach
    by Norichika Sago, Ryuichi Fujita, Hiroyuki Nakano.
    Published in Physical Review D 93 104023 (2016)
    e-Print Archive: arXiv:1601.02174 [gr-qc]

  30. Estimate of the radius responsible for quasinormal modes in the extreme Kerr limit and asymptotic behavior of the Sasaki–Nakamura transformation
    by Hiroyuki Nakano, Norichika Sago, Takahiro Tanaka, Takashi Nakamura.
    Published in Progress of Theoretical and Experimental Physics 2016 083E01 (2016)
    e-Print Archive: arXiv:1604.08285 [gr-qc]

  31. GRAVITATIONAL WAVE BACKGROUND FROM BINARY MERGERS AND METALLICITY EVOLUTION OF GALAXIES
    by Ken'ichiro Nakazato, Yuu Niino, Norichika Sago.
    Published in The Astrophysical Journals 832 146 (2016)
    e-Print Archive: arXiv:1605.02146 [astro-ph.HE]

  32. Hamiltonian Formulation of the Conservative Self-Force Dynamics in the Kerr Geometry
    by Ryuichi Fujita, Soichiro Isoyama, Alexandre Le Tiec, Hiroyuki Nakano, Norichika Sago, Takahiro Tanaka.
    Published in Classical and Quantum Gravity 34 134001 (2017)
    e-Print Archive: arXiv:1612.02504 [gr-qc]

  33. Black hole ringdown echoes and howls
    by Hiroyuki Nakano, Norichika Sago, Hideyuki Tagoshi, Takahiro Tanaka.
    Published in Progress of Theoretical and Experimental Physics 2017 071E01 (2017)
    e-Print Archive: arXiv:1704.07175 [gr-qc]

  34. Note on Accuracy of the Post-Newtonian Approximation for Extreme-Mass Ratio Inspirals: Retrograde Orbits
    by Ryuichi Fujita, Norichika Sago, Hiroyuki Nakano.
    Published in Classical and Quantum Gravity 35 027001 (2017)
    e-Print Archive: arXiv:1707.09309 [gr-qc]

  35. “Flux-balance formulae” for extreme mass-ratio inspirals
    by Soichiro Isoyama, Ryuichi Fujita, Hiroyuki Nakano, Norichika Sago, Takahiro Tanaka.
    Published in Progress of Theoretical and Experimental Physics 2019 013E01 (2019)
    e-Print Archive: arXiv:1809.11118 [gr-qc]

  36. Searching for black hole echoes from the LIGO-Virgo Catalog GWTC-1
    by Nami Uchikata, Hiroyuki Nakano, Tatsuya Narikawa, Norichika Sago, Hideyuki Tagoshi, Takahiro Tanaka.
    Published in Physical Review D 100 062006 (2019)
    e-Print Archive: arXiv:1906.00838 [gr-qc]

  37. Self-force effects on the marginally bound zoom-whirl orbit in Schwarzschild spacetime
    by Leor Barack, Marta Colleoni, Thibault Damour, Soichiro Isoyama, Norichika Sago.
    Published in Physical Review D 100 124015 (2019)
    e-Print Archive: arXiv:1909.06103 [gr-qc]

  38. Overview of KAGRA : KAGRA science
    by KAGRA Collaboration (246名).
    Published in Progress of Theoretical and Experimental Physics 2021 05A103 (2021)
    e-Print Archive: arXiv:2008.02921 [gr-qc]

  39. The current status of contribution activities in Japan for LISA
    by Kiwamu Izumi, Norichika Sago, et al.
    Published in Progress of Theoretical and Experimental Physics 2021 05A106 (2021)

  40. Gravitational wave echoes induced by a point mass plunging to a black hole
    by Norichika Sago, Takahiro Tanaka.
    Published in Progress of Theoretical and Experimental Physics 2020 123E01 (2020)
    e-Print Archive: arXiv:2009.08086 [gr-qc]

  41. Scope out multiband gravitational-wave observations of GW190521-like binary black holes with space gravitational wave antenna B-DECIGO
    by Hiroyuki Nakano, Ryuichi Fujita, Soichiro Isoyama, Norichika Sago.
    Published in Universe 2021, 7(3), 53 (2021)
    e-Print Archive: arXiv:2101.06402 [gr-qc]

  42. Oscillations in the extreme mass-ratio inspiral gravitational wave phase correction as a probe of a reflective boundary of the central black hole
    by Norichika Sago, Takahiro Tanaka.
    Published in Physical Review D 104 064009 (2021)
    e-Print Archive: arXiv:2106.07123 [gr-qc]

  43. Fundamental Tone and Overtones of Quasinormal Modes in Ringdown Gravitational Waves: A Detailed Study in Black Hole Perturbation
    by Norichika Sago, Soichiro Isoyama, Hiroyuki Nakano.
    Published in Universe 2021, 7(10), 357 (2021)
    e-Print Archive: arXiv:2108.13017 [gr-qc]

  44. Adiabatic waveforms from extreme-mass-ratio inspirals: an analytical approach
    by Soichiro Isoyama, Ryuichi Fujita, Alvin J. K. Chua, Hiroyuki Nakano, Adam Pound, Norichika Sago.
    e-Print Archive: arXiv:2111.05288 [gr-qc]

  45. Efficient search method of anomalous reflection by the central object in an EMRI system by future space gravitational wave detectors
    by Norichika Sago, Takahiro Tanaka.
    e-Print Archive: arXiv:2202.04249 [gr-qc]