In refereed journals (124)       SPIRES     Scholar    ADS

Many Authors Papers (20)

Proceedings (25)           

Outreach (7)       

Books & Volumes (1)                                                                                                        ORCID ID

      


Book & Volumes (Editorial) (1)


      Handbook of Gravitational Wave Astronomy.

        Edited by C. Bambi, S. Katsanevas and K.D. Kokkotas. ISBN: 978-981-15-4702-7,

        A Living Reference Work. Springer, 2022.Refereed articles (109)



Research Articles (124)


2024 (8)      



  1. 1.Premerger phenomena in neutron-star binary coalescences Arthur G. Suvorov, Hao-Jui Kuan; Kostas D. Kokkotas arXiv:2408.16283


  1. 2.Resonant excitation of eccentricity in spherical extreme-mass-ratio inspirals Areti Eleni, Kyriakos Destounis, Theoharis A. Apostolatos, Kostas D. Kokkotas arXiv:2408.02004


  1. 3.Coupling of torsional and shear oscillations in a neutron star crust Sotani Hajime, Arthur G. Suvorov, Kostas D. Kokkotas  PRD 110, 023035 (2024) http://arxiv.org/abs/2406.17195


  1. 4.The Inverse Problem of Analog Gravity Systems II: Rotation and Energy dependent boundary conditions; Albuquerque, Saulo; Völkel, Sebastian H.; Kokkotas, Kostas D.; Bezerra, Valdir B.  (2024) arXiv:2406.16670


  1. 5.Magnetic amplification in premerger neutron stars through resonance-induced magnetorotational instabilities Suvorov, Arthur G. ; Kuan, Hao-Jui ; Reboul-Salze, Alexis ; Kokkotas, Kostas D. Phys. Rev. D, 109, 103023 (2024) arXiv:2404.11478


  1. 6.Inverse problem in energy-dependent potentials using semiclassical methods Albuquerque, Saulo ; Völkel, Sebastian H. ; Kokkotas, Kostas D. Phys. Rev. D, 109, 096014 (2024) arXiv:2404.14529


  1. 7.The Weak Gravity Conjecture, Overcharged Shells and Gravitational Traps Kehagias, Alex; Kokkotas, Kostas D.; Riotto, Antonio; Taskas, John; Tringas, George CQG 41, 075007 (2024) arXiv:2305.07915


  1. 8.Finding Universal Relations using Statistical Data Analysis Manoharan, Praveen; Kokkotas, Kostas D. Phys. Rev. D 109, 103033 (2024)  arXiv:2307.13063



2023 (8)


  1. 9.The Inverse Problem of Analog Gravity Systems Albuquerque, Saulo; Völkel, Sebastian H.; Kokkotas, Kostas D.; Bezerra, Valdir B.  Phys. Rev. D  108, 124053 (2023)   arXiv:2309.11168


  1. 10.Slowly-rotating compact objects: the nonintegrability of Hartle-Thorne particle geodesics Destounis, Kyriakos; Kokkotas, Kostas D GREG 55, 123 (2023)


  1. 11.Last three seconds: Packed message delivered by tides in binary neutron star mergers Kuan, Hao-Jui; Kokkotas, Kostas D. Phys. Rev. D 108, 063026 (2023) arXiv:2309.04622


  1. 12.Measuring spin in coalescing binaries of neutron stars that show double precursors Kuan, Hao-Jui; Suvorov, Arthur G.; Kokkotas, Kostas D.  A&A 67, 65 (2023) arXiv:2304.07170


  1. 13.Neutron star mass-radius constraints using the high-frequency QPOs of GRB 200415A. H. Sotani, K.D. Kokkotas, N. Stergioulas A&A 676, 65 (2023)  e-Print: 2303.03150 [astro-ph.HE]


  1. 14.Gravitational-wave imprints of compact and galactic-scale environments in extreme-mass-ratio binaries Destounis, Kyriakos; Kulathingal, Arun; Kokkotas, Kostas D.; Papadopoulos, Georgios O. Phys. Rev. D 107, 084027 (2023) arXiv:2210.09357


  1. 15.Analog Schwarzschild black holes of Bose-Einstein condensates in a cavity: Quasinormal modes and quasibound states. Vieira, H. S. ;  Destounis, Kyriakos ;  Kokkotas, Kostas D. Phys. Rev. D 107, 104038 (2023)  arXiv:2301.11480


  1. 16.Geodesics and gravitational waves in chaotic extreme-mass-ratio inspirals: The curious case of Zipoy-Voorhees black-hole mimickers. Destounis, Kyriakos ;  Huez, Giulia ;  Kokkotas, Kostas D. GReG 55, 71  (2023)  arXiv:2301.11483



2022 (8)       

                                                                                                                                 


  1. 17.f-mode Imprints in Gravitational Waves from Coalescing Binaries involving Spinning Neutron Stars Kuan, Hao-Jui; Kokkotas, Kostas D. PRD 106, 064052 (2022) arXiv:2205.01705


  1. 18.Extending GRMHD for thin disks to non-Kerr spacetimes Nampalliwar, Sourabh; Yfantis, Aristomenis I.; Kokkotas, Kostas D. PRD 106, 063009 (2022) arXiv:2206.10474


  1. 19.Quasi-periodic oscillations in precursor flares via seismic aftershocks from resonant shattering. Suvorov, A. G.; Kuan, H. J.; Kokkotas, K. D.  A&A, 664, 177 (2022). arXiv:2205.11112


  1. 20.Constraining equation of state groups from g-mode asteroseismology Kuan, Hao-Jui; Krüger, Christian J.; Suvorov, Arthur G.; Kokkotas, Kostas D. MNRAS 513, 4045  (2021) arXiv:2204.08492


  1. 21.Dynamical behavior of the C -metric: Charged scalar fields, quasinormal modes, and superradiance Destounis, Kyriakos; Mascher, Giacomo; Kokkotas, Kostas D. PRD 105, 124058 (2022) arXiv:2206.07794


  1. 22.Charged black holes in de Sitter space: Superradiant amplification of charged scalar waves and resonant hyperradiation Mascher, Giacomo; Destounis, Kyriakos; Kokkotas, Kostas D. PRD 105, 8, 084052 (2022) arXiv:2204.05335


  1. 23.Slowly-rotating curved acoustic black holes: Quasinormal modes, Hawking-Unruh radiation, and quasibound states Vieira, H. S.; Destounis, Kyriakos; Kokkotas, Kostas D. Phys. Rev. D 105, 045015 (2022)  arXiv:2112.08711


  1. 24.On black hole area quantization and echoes Coates, Andrew, Völkel, Sebastian, Kokkotas, Kostas  Class. Quantum Grav. 39, 04007 (2022) arXiv:2201.03245




2021 (13)


  1. 25.Gravitational-wave glitches: resonant islands and frequency jumps in non-integrable extreme-mass-ratio inspirals.  Destounis, K; Kokkotas, K.D. PRD 104, 064023 (2021)   arXiv:2108.02782


  1. 26.Fast Rotating Neutron Stars: Oscillations and Instabilities, Krüger, Christian J.; Kokkotas, Kostas D., Manoharan, Praveen and Völkel, Sebastian H Front. in Astronomy and Space Science, 8, 166 (2021) arXiv:2110.0039


  1. 27.General-relativistic treatment of tidal g-mode resonances in coalescing binaries of neutron stars. II. As triggers for precursor flares of short gamma-ray bursts Kuan, Hao-Jui; Suvorov, Arthur G.; Kokkotas, Kostas D. MNRAS 508, 1732   (2021) arXiv:2107.00533


  1. 28.General-relativistic treatment of tidal g-mode resonances in coalescing binaries of neutron stars. I. Theoretical framework and crust breaking Kuan, Hao-Jui; Suvorov, Arthur G.; Kokkotas, Kostas D. MNRAS 506, 2985  (2021). arXiv:2106.16123


  1. 29.Universal Relations for Binary Neutron Star Mergers with Long-lived Remnants Manoharan, Praveen; Krüger, Christian J.; Kokkotas, Kostas D. Phys. Rev. D 104, 023005 (2021) arXiv:2106.08023


  1. 30.Nonlinear evolution and non-uniqueness of scalarized neutron stars K. Hao-Jui, S. Jasbir, D.D. Doneva, S.S. Yazadjieve, K.D. Kokkotas Phy. Rev. D 104, 064045 (2021) arXiv:2105.08543


  1. 31.Quasibound states of Schwarzschild acoustic black holes H.S. Vieira, Kostas D. Kokkotas Phys. Rev. D 104, 024035 (2021) e-Print: 2104.03938 [gr-qc]


  1. 32.Gravitational wave glitches in chaotic extreme-mass-ratio inspirals, Kyriakos Destounis, Arthur G. Suvorov, and Kostas D. Kokkotas Phys.Rev.Lett. 126 (2021) 141102 e-Print: 2103.05643 [gr-qc]


  1. 33.Bayesian inverse problem of rotating neutron stars Sebastian H. Völkel, Christian J. Krüger, and Kostas D. Kokkotas Phys Rev D 103, 083008 (2021) arXiv:2103.07266


  1. 34.Non-linear stability of soliton solutions for massive tensor-multi-scalar-theories Falcone, Riccardo; Doneva, Daniela D.; Kokkotas, Kostas D.; Yazadjiev, Stoytcho S. PRD, 104, 064045   arXiv:2012.06902 (2021)


  1. 35.On Kerr black hole deformations admitting a Carter constant and an invariant criterion for the separability of the wave equation  Papadopoulos, Georgios O.;  Kokkotas, Kostas D Gen.Rel.Grav. 53 (2021) 2, 21 • e-Print: 2007.12125 [gr-qc]


  1. 36.Precessing magnetars as central engines in short gamma-ray bursts Suvorov, Arthur G.;  Kokkotas, Kostas D. MNRAS 502, 2482 (2021)  arXiv:2101.06908


  1. 37.The Photon Spectrum of Asymmetric Dark Stars, Maselli, Andrea; Kouvaris, Chris; Kokkotas, Kostas D. IJMPD 30, 2150003  (2021) arXiv:1905.05769



2020 (8)


  1. 38.The gravitational Higgs mechanism and resulting smoking gun effects Krall Verena; Coates, Andrew; Kokkotas Kostas D.; Phys. Rev. D 102, 124065  (2020) arXiv:2012.03710


  1. 39.Testing horizon topology with electromagnetic observations Nampalliwar, Sourabh; Suvorov, Arthur G.; Kokkotas, Kostas D.   Phys. Rev. D  102 , 104035 (2020) arXiv:2008.04066


  1. 40.Testing spacetime symmetry through gravitational waves from extreme-mass-ratio inspirals Destounis, Kyriakos; Suvorov, Arthur G.; Kokkotas, Kostas D. Phys. Red. D 102, 064041 (2020) arXiv:2009.00028


  1. 41.Dynamics of Fast Rotating Neutron Stars: An Approach in the Hilbert Gauge Krüger, C. J.; Kokkotas, K. D. Phys. Rev. D 102, 064026 (2020) arXiv:2008.04127


  1. 42.Fast Rotating Relativistic Stars: Spectra and Stability without Approximation Krüger, Christian J.; Kokkotas, Kostas D.   Phys. Rev. Lett. 125, 111106 (2020) 2019arXiv191008370K


  1. 43.Stability of topological neutron stars D.D. Doneva, S.S. Yazadjiev, K.D. Kokkotas Phys. Rev. D 102, 044043 (2020) arXiv:2005.02750


  1. 44.Evidence for magnetar precession in X-ray afterglows of gamma-ray bursts Suvorov, Arthur G.; Kokkotas, Kostas D. Astrophys. J. Letters 892. L34 (2020) arXiv:2003.10693 [astro-ph.HE]


  1. 45.Precursor flares of short gamma-ray bursts from crust yielding due to tidal resonances in coalescing binaries of rotating, magnetized neutron starS Suvorov, Arthur G.; Kokkotas, Kostas D. Phys. Rev. D 101, 083002 (2020)  arXiv:2003.10693



2019 (6)



  1. 46.Spectral Lines of Quantized, Spinning Black Holes and their Astrophysical Relevance Coates, Andrew; Völkel, Sebastian H.; Kokkotas, Kostas D. Phys. Rev. Lett.123, 171104  (2019) eprint: arXIv:1909.01254


  1. 47.Scalar Fields and Parametrized Spherically Symmetric Black Holes: Can one hear the shape of space-time? Sebastian Völkel and Kostas Kokkotas PRD 100, 044026 (2019) arXiv:1908.00252 [gr-qc]


  1. 48.Young magnetars with fracturing crusts as fast radio burst repeaters Arthur-George Suvorov & Kostas D. Kokkotas MNRAS  488, 5887 (2019) eprint arXiv:1907.10394


  1. 49.The Inverse Problem for Hawking Radiation Völkel, Sebastian H.; Konoplya, Roman; Kokkotas, Kostas D. PRD 99, 104025 (2019)  arXiv e-print (arXiv:1902.07611)


  1. 50. On the Inverse Spectrum Problem of Neutron Stars Sebastian Völkel and Kostas Kokkotas CQG 36, 115002 (2019) arXiv e-print (arXiv:1901.11262)


  1. 51.Multipole moments and universal relations for scalarized neutron stars Pappas G., Doneva D.D., Sotiriou T.P., Yazadjiev S.S,  Kokkotas K.D. PRD 99, 104014 (2019) arXiv e-print (arXiv:1812.01117)



2018 (6)


A2018.  “The Sound of Exotic Astrophysical Instruments” by Sebastian Völkel and Kostas Kokkotas, CQG+, May 28, 2018


  1. 52.Preserving Kerr symmetries in deformed spacetimes Georgios O. Papadopoulos, Kostas D. Kokkotas CQG, 35, 185014 (2018) arXiv e-print (arXiv:1807.08594)


  1. 53.Differentially rotating neutron stars in scalar-tensor theories of gravity Doneva, Daniela D.; Yazadjiev, Stoytcho S.; Stergioulas, Nikolaos; Kokkotas, Kostas D. Phys. Rev. D 98, 104039 (2018) arXiv e-print (arXiv:1807.05449)


  1. 54.Compactness of neutron stars and Tolman VII solutions in scalar-tensor gravity Hajime Sotani, Kostas D. Kokkotas Phys. Rev. D 97, 124034 (2018) arXiv:1806.00568 [gr-qc]


  1. 55.Wormhole Potentials and Throats from Quasi-Normal Modes Sebastian Völkel and Kostas Kokkotas CQG 35, 105018 (2018) arXiv e-print (arXiv:1802.08525)


  1. 56.Iron line spectroscopy with Einstein-dilaton-Gauss-Bonnet black holes Sourabh Nampalliwar, Cosimo Bambi, Kostas Kokkotas, Roman Konoplya Physics Lett. B 781, 626 (2018) arXiv:1803.10819 [gr-qc]


  1. 57.Tidal Love numbers of neutron stars in f(R) gravity Yazadjiev, Stoytcho S.; Doneva, Daniela D.; Kokkotas, Kostas D. Eur. Phys. J. C, 78, 818, (2018)  arXiv e-print (arXiv:1803.09534)



2017 (10)


A2017. Can one hear the shape of an ultra compact object? Sebastian Völkel and Kostas Kokkotas CQG+, October 2, 2017


  1. 58.Parameter estimation of gravitational wave echoes from exotic compact objects Andrea Maselli, Sebastian H. Völkel, Kostas D. Kokkotas Phys. Rev. D, 96, 064045  (2017)  arXiv:1708.02217 [gr-qc]


  1. 59.An analytical approximation for the Einstein-dilaton-Gauss-Bonnet black hole metric K. D. Kokkotas,  R. A. Konoplya, and A. Zhidenko Phys. Rev. D 96, 064004 (2017) arXiv:1706.07460 [gr-qc]


  1. 60.Non-Schwarzschild black-hole metric in four dimensional higher derivative gravity: analytical approximation Kokkotas, K.; Konoplya, R. A.; Zhidenko, A. Phys. Rev. D 96, 064007 (2017)  arXiv e-print (arXiv:1705.09875)


  1. 61.Oscillation modes of rapidly rotating neutron stars in scalar-tensor theories of gravity Yazadjiev, Stoytcho S.; Doneva, Daniela D.; Kokkotas, Kostas D. Phys. Rev D 96, 064002 (2017) arXiv e-print (arXiv:1705.06984)


  1. 62.Ultra Compact Stars: Reconstructing the Perturbation Potential Völkel, Sebastian H.; Kokkotas, Kostas D. Class. Quantum Grav. 34, 17, 175015 (2017) arXiv e-print (arXiv:1704.07517)


  1. 63.Dark stars: gravitational and electromagnetic observables Maselli, Andrea; Pnigouras, Pantelis; Gønlund Nielsen, Niklas; Kouvaris, Chris; Kokkotas, Kostas D. Phys. Rev. D 96, 023005  (2017) arXiv e-print (arXiv:1704.07286)


  1. 64.A Semi-analytic Study of Axial Perturbations of Ultra Compact Stars  Sebastian H. Völkel and Kostas D. Kokkotas Class. Quantum Grav.  32, 125006 (2017) arXiv:1703.08156 [gr-qc]


  1. 65.On the maximum mass limit of neutron stars in scalar-tensor gravity Hajime Sotani and Kostas D. Kokkotas Phys. Rev. D 95, 044032 (2017) arXiv:1702.00874 [gr-qc]


  1. 66.Observing binary black hole ringdowns by advanced gravitational wave detectors Andrea Maselli, Kostas Kokkotas, Pablo Laguna Phys. Rev. D Phys. Rev. D  95, 104026  (2017) arXiv:1702.01110 [gr-qc]


  1. 67.Stability Analysis of Magnetised Neutron Stars - A Semi-analytic Approach Marlene Herbrik, Kostas D. Kokkotas MNRAS 466(2):1330-1347 (2017)  arXiv:1511.04290 [astro-ph.SR] (2015)



2016 (5)


  1. 68.Saturation of the f-mode instability in neutron stars: II. Applications and results Pnigouras, Pantelis; Kokkotas, Kostas D. Phys. Rev. D i 94, 024053 (2016)  arXiv e-print (arXiv:1607.03059)


  1. 69.Constraining modified theories of gravity with gravitational wave stochastic background Maselli, Andrea; Marassi, Stefania; Ferrari, Valeria; Kokkotas, Kostas; Schneider, Raffaella Phys. Rev. Lett 117, 091102 (2016)  arXiv e-print (arXiv:1606.04996)


  1. 70.Relativistic tidal effects in non standard Kerr space-time Maselli, Andrea; Kokkotas, Kostas; Laguna, Pablo Phys. Rev. D 93, 064075, (2016) arXiv:1602.01031 [gr-qc]


  1. 71.The stochastic background of gravitational waves due to the f-mode instability in neutron stars Marco Surace, Kostas D. Kokkotas and Pantelis Pnigouras A&A 586, 86 (2016)  arXiv:1512.02502


  1. 72.R-mode Astronomy Kostas D. Kokkotas, Kai Schwenzer EPJA Topical Issue on "Exotic Matter in Neutron Stars" Eur. Phys. J. A (2016) 52: 59  arXiv:1510.07051 [gr-qc]



2015 (9)


  1. 73.Asteroseismology of rapidly rotating neutron stars - an alternative approach  Daniela D. Doneva, Kostas D. Kokkotas Phys. Rev. D  92, 124004  (2015) arXiv:1507.06606 [astro-ph.SR]


  1. 74.A gravitational wave afterglow in binary neutron star mergers Daniela D. Doneva, Kostas D. Kokkotas, Pantelis Pnigouras Phys. Rev. D 92, 104040 (2015) arXiv:1510.00673 [gr-qc]


  1. 75.Saturation of the f-mode instability in neutron stars: Theoretical framework P. Pnigouras and K.D. Kokkotas Phys. Rev. D 92, 084018 (2015) arXiv:1509.01453 [astro-ph.HE]


  1. 76.I-Q relations for rapidly rotating neutron stars in f(R) gravity Daniela D. Doneva, Stoytcho S. Yazadjiev, Kostas D. Kokkotas Phys. Rev. D 92, 0464015  (2015)


  1. 77.Bifurcation of the quasinormal spectrum and Zero Damped Modes for rotating dilatonic black holes K. D. Kokkotas, R. A. Konoplya, A. Zhidenko Phys. Rev. D 92, 064022 (2015) arXiv:1507.05649 [gr-qc]


  1. 78.Radiation from charged particles on eccentric orbits in a dipolar magnetic field around a Schwarzschild black hole Papadopoulos, Demetrios B.; Contopoulos, Ioannis; Kokkotas, Kostas D.; Stergioulas, Nikolaos GRG 47:49 (2015) arXiv:1503.04621


  1. 79.Gravitational wave asteroseismology of neutron and strange stars in R^2 gravity Kalin V. Staykov, Daniela D. Doneva, Stoytcho S. Yazadjiev, Kostas D. Kokkotas Phys. Rev. D 92, 043009 (2015)  arXiv:1503.04711 [gr-qc]


  1. 80.Testing General Relativity with Present and Future Astrophysical Observations E.Berti ...K.D. Kokkotas... (43 authors) CQG 32, 243001 (2015) arXiv:1501.07274 [gr-qc]


  1. 81.Rapidly rotating neutron stars in R^2 gravity Stoytcho S. Yazadjiev, Daniela D. Doneva, Kostas D. Kokkotas Phys. Rev. D 91, 084018 (2015) arXiv:1501.04591 [gr-qc]



2014 (7)


  1. 82.Universal I-Q relations for rapidly rotating neutron and strange stars in scalar-tensor theories Daniela D. Doneva, Stoytcho S. Yazadjiev, Kalin V. Staykov, Kostas D. Kokkotas. Phys. Rev D i 90, 104021 (2014)  e-Print: arXiv:1408.1641 [gr-qc] | PDF


  1. 83.Slowly rotating neutron and strange stars in $R^2$ gravity Staykov, Kalin V.; Doneva, Daniela D.; Yazadjiev, Stoytcho S.; Kokkotas, Kostas D. JCAP, 10, 006, (2014)   arXiv:1407.2180 [gr-qc]


  1. 84.Orbital and epicyclic frequencies around rapidly rotating compact stars in scalar-tensor theories of gravity. D.D. Doneva, S.S. Yazadjiev, N. Stergioulas, K.D. Kokkotas, T.M. Athanasiadis Phys. Rev. D. 90, 044004 (2014) arXiv:1405.6976 [astro-ph.HE]


  1. 85.Non-perturbative and self-consistent models of neutron stars in R-squared gravity S.S. Yazadjiev, D. D. Doneva, K. D. Kokkotas, K. V. Staykov JCAP, 06, 003, (2014)  arXiv:1402.4469 [gr-qc]


  1. 86.Electromagnetic waves from neutron stars and black holes driven by polar gravitational perturbations H. Sotani, K.D. Kokkotas, P. Laguna, C.F. Sopuerta  Gen. Rel. Grav. 46, 1675(2014) arXiv:1402.0251 [astro-ph.HE]


  1. 87.The Transient Gravitational-Wave Sky Andersson, N et al (K.D. Kokkotas & 45 coauthors) CQG, 30, 3002 (2013)  arXiv:1305.0816 [gr-qc]


  1. 88.Breakdown of I-Love-Q universality in rapidly rotating relativistic stars D.D. Doneva, S.S. Yazadjiev, N. Stergioulas, K.D. Kokkotas  Astrophys. J. Lett, 781, L8 (2014)  arXiv:1310.7436 [gr-qc]



2013 (6)


  1. 89.Rapidly rotating neutron stars in scalar-tensor theories of gravity D.D. Doneva, S.S. Yazadjiev, N. Stergioulas, K.D. Kokkotas Phys. Rev. D  Phys. Rev. D 88, 084060 (2013) arXiv:1309.0605 [gr-qc]


  1. 90.Gravitational wave asteroseismology of fast rotating neutron stars with realistic equations of state D.D. Doneva, E. Gaertig, K.D. Kokkotas, C.  Krüger  Phys. Rev. D Phys. Rev. D88, 044052 (2013) arXiv e-print (arXiv:1305.7197)


  1. 91.Gravitationally Driven Electromagnetic Perturbations of Neutron Stars and Black Holes H. Sotani, K.D. Kokkotas, P. Laguna, C.F. Sopuerta Phys. Rev. D 87, 084018 (2013) arXiv:1303.5641 [astro-ph.HE]


  1. 92.Gravitational waves from the evolution of the f-mode instability A. Passamonti, E. Gaertig, K.D.Kokkotas, D.D. Doneva Phys. Rev D 87, 084010 (2013)  arXiv:1209.5308v1 [astro-ph.SR]


  1. 93.Gravitational Waves and Hydromagnetic Instabilities in Rotating Magnetized Neutron Stars P. Lasky, B. Zink, K.D. Kokkotas Phys. Rev. D (2013)  arXiv:1203.3590v1 [astro-ph.SR]


  1. 94.Investigating the retention of intermediate-mass black holes in star clusters using N-body simulations S. Konstantinidis, P. Amaro-Seoane, K.D.Kokkotas A&A 557, 135 (2013) arXiv e-print (arXiv:1108.5175)



2012 (2)


  1. 95.Coupled polar-axial magnetar oscillations A. Colaiuda, K.D.Kokkotas MNRAS 423, 811 (2012) arXiv:1112.3561v1 [astro-ph.HE]


  1. 96.Are gravitational waves from giant magnetar flares observable? B. Zink, P.D. Lasky, K.D. Kokkotas Phys. Rev. D 85, 024030 (2012) arXiv:1107.1689v1 [gr-qc]



2011 (8)


  1. 97.Time Evolution of the Radial Perturbations and Linear Stability of Solitons and Black Holes in a Generalized Skyrme Model D.D. Doneva, K.D.Kokkotas, I.Zh. Ivanov, S.S.Yazadjiev  Phys. Rev. D 84, 084021 (2011)  arXiv:1107.5424v1 [gr-qc]


  1. 98.f-mode instability in relativistic neutron stars, E. Gaertig, K. Glampedakis, K. D. Kokkotas & B. Zink, Phys. Rev. Letters 107, 101102  (2011) arXiv:1106.5512v1 [astro-ph.SR]


  1. 99.Hydromagnetic Instabilities in Neutron Stars. P.D. Lasky, B. Zink, K.D. Kokkotas, K. Glampedakis, ApJ, 735, L20 (2011) e-Print: arXiv:1105.1895v1 [astro-ph.SR]


  1. 100.Bayesian timing analysis of giant flare of SGR 1806−20 by RXTE PCA V. Hambaryan, R. Neuhäuser, and K.D. Kokkotas A&A 528, A45 (2011) arXiv:1012.5654v1 [astro-ph.SR]


  1. 101.Gravitational wave asteroseismology with fast rotating neutron stars Phys. Rev. D 83, 064031 (2011) E. Gaertig & K.D. Kokkotas arXiv:1005.5228v1 [astro-ph.SR]


  1. 102.Quasinormal modes, scattering and Hawking radiation of Kerr-Newman black holes in a magnetic field K. D. Kokkotas, R. A. Konoplya & A. Zhidenko  Phys. Rev. D 83, 02431 (2011) arXiv:1011.1843v1 [gr-qc]


  1. 103.Magnetars oscillations in the presence of a crust A. Colaiuda & K.D.Kokkotas MNRAS 414, 3014 (2011) arXiv:1012.3103v1 [gr-qc]


  1. 104.Gravitational waves from neutron stars: Promises and challenges N. Andersson, V. Ferrari, D.I. Jones, K.D.Kokkotas, B.Krishnan, J. Read L. Rezzolla, B. Zink Gen. Rel. Gravitation  43, 409 (2011) arXiv:0912.0384 [astro-ph.SR]



2010 (6)


  1. 105.High-order perturbations of a spherical collapsing star, D. Brizuela, J. M. Martin-Garcia, U. Sperhake, K.D. Kokkotas  Phys. Rev D 82, 104039 (2010) arXiv:1009.5605v1 [gr-qc]


  1. 106.Saturation amplitude of the f-mode instability  W. Kastaun, B. Willburger & K. D. Kokkotas Phys. Rev D 82, 104036 (2010)  arXiv:1006.3885v1 [gr-qc]


  1. 107.MYRIAD: A new N-body code for simulations of Star Clusters S. Konstantinidis and K.D. Kokkotas A&A 522, A70 (2010) arXiv:1006.3326v1 [astro-ph.IM]


  1. 108.Quasi-normal modes, bifurcations and non-uniqueness of charged scalar-tensor black holes D.D. Doneva, S. S. Yazadjiev, K. D. Kokkotas, I. Zh. Stefanov Phys. Rev D 82, 064030 (2010)  arXiv e-print (arXiv:1007.1767)


  1. 109.Charged anti-de Sitter scalar-tensor black holes and their thermodynamic phase structure. D.D. Doneva, S.S. Yazadjiev, K.D. Kokkotas, I.Zh. Stefanov, M.D.Todorov Phys. Rev. D 81, 104030 (2010) arXiv:1001.3569v1 [gr-qc]   


  1. 110.Oscillations and instabilities of fast and differentially rotating relativistic stars C. Krueger, E. Gaertig & K.D.Kokkotas Phys. Rev. D 81, 084019 (2010)  arXiv:0911.2764 [astro-ph.SR]



2009 (3)


  1. 111. Relativistic g-modes in rapidly rotating neutron stars. E. Gaertig & K.D.Kokkotas Phys. Rev. D 80, 064026 (2009) arXiv:0905.0821 [astro-ph.SR]


  1. 112. On the Quasi-Periodic Oscillations of Magnetars A. Colaiuda, H.Beyer & K.D.Kokkotas M.N.R.A.S. 396, 1441 (2009) astro-ph/0902.1401   


  1. 113. Alfv'en Polar Oscillations of Relativistic Stars H.Sotani & K.D.Kokkotas M.N.R.A.S. 395, 1163 (2009)      astro-ph/0902.1490



2008 (6)


  1. 114. Oscillations of Rapidly Rotating Relativistic Stars E. Gaertig & K.D. Kokkotas Phys. Rev. D 78 064063 (2008) gr-qc/0809.0629


  1. 115. Constraints on the Magnetic Field of Magnetars H. Sotani, A. Colaiuda & K.D. Kokkotas M.N.R.A.S 385, 2161 (2008) astro-ph/0711.1518


  1. 116. Gravitational Wave Astronomy,(review article) K.D. Kokkotas Reviews in Modern Astrophysics, Vol 20, "Cosmic Matter", WILEY-VCH, Ed.S. Roeser (2008) arXiv:0809.1602 [astro-ph]


  1. 117. Crustal Oscillations of Slowly Rotating Relativistic Stars M. Vavoulidis, K.D. Kokkotas & A. Stavridis  M.N.R.A.S 384, 1711 (2008) astro-ph/0712.1236


  1. 118. Non-Axisymmetric Oscillations of Differentially Rotating Compact Stars A. Passamonti, A. Stavridis & K.D. Kokkotas Phys. Rev. D 77:024029 (2008) gr-qc/0706.0991


  1. 119. Alfven QPOs in Magnetars H. Sotani, K.D. Kokkotas & N. Stergioulas  M.N.R.A.S 385L, 5 (2008) astro-ph/0710.5658



2007 (5)


  1. 120. Gravitational Waves, (review article) K.D. Kokkotas Acta Physica Polonica B, 38, 3891-3923 (2007)


  1. 121.Torsional Oscillations of Rotating Stars M. Vavoulidis, A. Stavridis, K.D. Kokkotas & H. Beyer  M.N.R.A.S 377, 1553. (2007)


  1. 122.Gravitational Radiation from weakly magnetized dust collapse H. Sotani, Shijun Yoshida & K.D. Kokkotas Phys. Rev. D 75, 084015 (2007)


  1. 123.Non-radial Oscillations of Slowly and Differentially Rotating Compact Stars A.Stavridis, A. Passamonti & K.D. Kokkotas Phys. Rev. D 75, 064019  (2007)


  1. 124.Torsional Oscillations of Relativistic Stars with Dipole Magnetic Fields H. Sotani, K.D. Kokkotas & N. Stergioulas M.N.R.A.S. 375:1, 261–277 (2007)


Recent Publications (2007-...)

Many authors articles (19)


2023 (1)


  1. 1.Astrophysics with the Laser Interferometer Space Antenna Amaro-Seoane, Pau et. al. (K.D. Kokkotas and 155 co-authors) Liv. Rev. in Relativity, 26, 2 (2023)  arXiv:2203.06016 [gr-qc]



2022 (2)


  1. 2.Active Galactic Nuclei population studies with the Cherenkov Telescope Array Aracaro C.; Bastieri D. et al.

     Proceedings of Science (2022) , 37th International Cosmic Ray Conference, ICRC 2021


  1. 3.The Laser Interferometer Space Antenna mission in Greece White Paper Karnesis, Nikolaos; Stergioulas, Nikolaos; Pappas, Georgios; Anastopoulos, Charis; Antoniadis, John; Apostolatos, Theocharis; Basilakos, Spyros; Destounis, Kyriakos; Eleni, Areti; Lukes-Gerakopoulos, Georgios; Gourgouliatos, Konstantinos N.; von Klitzing, Wolf; Kokkotas, Kostas D.; Kottaras, George; Oikonomou, V K; Papanikolaou, Theodoros; Perivolaropoulos, Leandros; Plionis, Manolis; Saridakis, Emmanuel N.; Sarris, Theodoros; Vagenas, Elias C.  arXiv:2209.0435


2020 (1)


  1. 4.Prospects for Fundamental Physics with LISA Barausse, E.; Berti, E.; Hertog, T. and 319 more GRG 52, 81 (2020) 2020arXiv200109793B


2019 (1)


  1. 5.Black holes, gravitational waves and fundamental physics: a roadmap Barack, L et. al. (K.D. Kokkotas and 189 co-authors)  GQG 36, 143001 (2019) arXiv e-print (arXiv:1806.05195)



2016 (2)


  1. 6.Contributions of the Cherenkov Telescope Array (CTA) to the 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016)  CTA Consortium, 6th International Symposium on High-Energy Gamma-Ray Astronomy (Gamma 2016), July 11-15, 2016, in Heidelberg, Germany  arXiv:1610.05151 [astro-ph.HE]


  1. 7.The LOFT mission concept: a status update  Feroci M et al (K.D. Kokkotas & 460 coauthors) Proceedings of the SPIE, Volume 9905, id. 99051R 20 pp. (2016).


2015 (1)


  1. 8.CTA Contributions to the 34th International Cosmic Ray Conference (ICRC2015) The CTA Consortium  arXiv:1508.05894 [astro-ph.HE]



2014 (1)


  1. 9.The Large Observatory for x-ray timing  Feroci, M.; den Herder, J. W.; Bozzo Proceedings of the SPIE, Volume 9144, id. 91442T 20 pp. (2014). arXiv:1408.6526 [astro-ph.IM]



2013 (4)


  1. 10.CTA contributions to the 33rd International Cosmic Ray Conference (ICRC2013) The CTA Consortium, The; :; Abril, O.; Acharya, B. S.; Actis, M.; Agnetta, G.; Aguilar, J. A.; Aharonian, F.; Ajello, M.; Akhperjanian, A.; and  (K.D. Kokkotas and 1096 coauthors  (2013) arXiv:1307.2232 [astro-ph.HE]


  1. 11.Pathway to the Square Kilometre Array - The German White Paper - Aharonian, F. et al (K.D. Kokkotas & 72 coauthors) arXiv e-print (arXiv:1301.4124)


  1. 12.Introducing the CTA concept B.S. Acharya et al (K.D. Kokkotas & 662 authors) Astroparticle Physics 43, 3 (2013)


2012 (3)


  1. 13.LOFT: the Large Observatory For X-ray Timing (LOFT) Feroci M et al (K.D. Kokkotas & 202 coauthors) Proc. SPIE 8443, Space Telescopes and Instrumentation (2012) arXiv e-print (arXiv:1209.1497)


  1. 14.The Large Observatory for X-ray Timing (LOFT) Feroci M et al (K.D. Kokkotas & 246 coauthors) Experimental Astronomy, 34, 415-444 (2012)   arXiv e-print (arXiv:1107.0436)


  1. 15.Scientific Objectives of Einstein telescope Sathyaprakash B et al (K.D. Kokkotas & 224 coauthors) arXiv:1206.0331v1 [gr-qc] Plenary talk given at Amaldi Meeting, July 2011; Class. Quantum Grav. 29, 124013, 2012 and arXiv e-print (arXiv:1108.1423)


2011 (2)


  1. 16.Design concepts for the Cherenkov Telescope Array CTA: an advanced facility for ground-based high-energy gamma-ray astronomy Actis et al (K.D. Kokkotas & 662 authors) Experimental Astronomy, 32, 193-316 (2011)


  1. 17.Sensitivity studies for third-generation gravitational wave observatories Stefan Hild et al  (K.D. Kokkotas & 134 authors) Class. Quantum Grav. 28 (2011) 094013. arXiv:1012.0908v1 [gr-qc]



2010 (2)


  1. 18.The Einstein Telescope: a third-generation gravitational wave observatory Michele Punturo et al (K.D. Kokkotas & 134 authors) Class. Quantum Grav. 27  194002 (2010).


  1. 19. Third generation of gravitational wave observatories and their science reach Michele Punturo et al (K.D. Kokkotas & 134 authors) Class. Quantum Grav. 27  084007 (2010).


Other Publications (25)


2019 (2)


  1. 1.Boden Andreas; Doneva, Daniela D.; Kokkotas, Kostas D. “Neutron Star Oscillations” Proceedings of the 5th bwHPC Symposium (2019) doi: 10.15496/publikation-29046


  1. 2.Hämmerling Gela; Kokkotas Kostas D.; Laguna P. “Testing Einstein’s theory of gravity with simulations of tidal disruption events” Proceedings of the 5th bwHPC Symposium (2019) doi: 10.15496/publikation-29048


2018 (2)


  1. 3.Staykov, Kalin V.; Doneva, Daniela D.; Yazadjiev, Stoytcho S.; Kokkotas, Kostas D.The Fourteenth Marcel Grossmann Meeting On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories, held 12-18 July 2015 in Rome, Italy. Edited by Massimo Bianchi, Robert T Jansen and Remo Ruffini. Published by World Scientific Publishing Co. Pte. Ltd., 2018. ISBN #9789813226609, pp. 1557-1562


  1. 4.Pnigouras, Pantelis; Kokkotas, Kostas D.; Doneva, Daniela D. The Fourteenth Marcel Grossmann Meeting On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics, and Relativistic Field Theories, held 12-18 July 2015 in Rome, Italy. Edited by Massimo Bianchi, Robert T Jansen and Remo Ruffini. Published by World Scientific Publishing Co. Pte. Ltd., 2018. ISBN #9789813226609, pp. 4131-4136


2015 (2)


  1. 5.The f-MODE Instability in Relativistic Neutron Stars  Gaertig, Erich; Kokkotas, Kostas D. The Thirteenth Marcel Grossmann Meeting: On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories - Proceedings of the MG13 Meeting on General Relativity (in 3 Volumes). Edited by ROSQUIST KJELL ET AL. Published by World Scientific Publishing Co. Pte. Ltd., 2015


  1. 6.A Connection Between Quasinormal Modes and Nonuniqueness of Charged Scalar-Tensor Black Holes Doneva, Daniela D.; Yazadjiev, Stoytcho S.; Kokkotas, Kostas D.; Stefanov, Ivan Zh. The 13nth Marcel Grossmann Meeting: On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories - Proceedings of the MG13 Meeting on General Relativity (in 3 Volumes). Edited by ROSQUIST KJELL ET AL. Published by World Scientific Publishing Co. Pte. Ltd., 2015.


2014 (1)


  1. 7.Rotational and Magnetic Field Instabilities in Neutron Stars K.D. Kokkotas AIP Conference proceedings, 1577, 119 (2014) in V Leopoldo García-Colín Mexican Meeting on Mathematical and Experimental Physics, Mexico City, September 9th to 13th, 2013 (review)


2013 (4)


  1. 8.Neutron Stars: Rotational & Magnetic Field Instabilities K.D. Kokkotas in THE MULTIDISCIPLINARY UNIVERSE - A CONFERENCE IN HONOR OF JORGE DIAS DE DEUS Lisbon, Portugal, July 14–15, 2011  (review)


  1. 9.The evolution of the f-mode instability and gravitational wave detection prospectives A. Passamonti, E. Gaertig and K.D. Kokkotas To appear in the proceedings of the conference, NEB 15 - Recent Developments in Gravity - 20-23 June 2012, Chania, Greece


  1. 10.Stability of the Strongest Magnetic Fields K.D. Kokkotas, B. Zink, P. Lasky in High Performance Computing in Science and Engineering ’12 W.E. Nagel, D. H. Kröner, M. M. Resch(eds.) Springer-Verlag (2013)


  1. 11.Thermodynamic phase structure of charged anti-de Sitter scalar-tensor black holes Stefanov I, Doneva D, Yazadjiev S, Kokkotas K, Todorov M Journal of Physics: Conference Series, vol. 453, issue 1 (2013)



2012 (5)


  1. 12.Gravitational waves from strongly magnetised neutron stars P.D. Lasky, B. Zink, K.D.Kokkotas, Journal of Physics: Conference Series, Volume 363, Issue 1, pp. 012020 (2012).


  1. 13.MYRIAD: N-body code for simulations of star clusters S. Konstantinidis & K.D. Kokkotas Astrophysics Source Code Library, record ascl:1203.009


  1. 14.Alfvén Polar Oscillations in Magnetars H. Sotani & K.D. Kokkotas Proceedings of the 12th Marcel Grossmann Meeting on General Relativity, edited by Th. Damour, R. T. Jantzen and R.  Ruffini.  ISBN 978-981-4374-51-4. Singapore: World Scientific, 2012, p.804


  1. 15.g-Modes in Rotating Neutron Stars E. Gaertig & K.D. Kokkotas Proceedings of the 12th Marcel Grossmann Meeting on General Relativity, edited by Th. Damour, R. T. Jantzen and R.  Ruffini. ISBN 978-981-4374-51-4. Singapore: World Scientific, 2012, p.794


  1. 16.On Quasi Periodic Oscillations in Magnetars A. Colaiuda & K.D. Kokkotas Proceedings of the 12th Marcel Grossmann Meeting on General Relativity, edited by Th. Damour, R. T. Jantzen and R.  Ruffini. ISBN 978-981-4374-51-4. Singapore: World Scientific, 2012, p.791



2011 (1)


  1. 17.Non-axisymmetric Torsional Oscillations of Relativistic Stars H. Sotani & K.D. Kokkotas Journal of Physics: Conference Series, Volume 314, Issue 1, pp. 012081 (2011).



2010 (5)


  1. 18.Thermodynamics of Scalar-tensor AdS Black Holes Coupled to Nonlinear Electrodynamic D. Doneva, S. Yazadjiev, K. Kokkotas, I. Stefanov, and M. Todorov AIP Conf. Proc. -- November 25, 2010 -- Volume 1301, pp. 313-320


  1. 19.Neutron Star Dynamics and Gravitational Waves K.D. Kokkotas, A. Colaiuda, E. Gaertig Astronomical Society of the Pacific: Conference Series, Volume 424 (2010)., p.384


  1. 20.Neutron Star Dynamics and Gravitational Waves.  Kokkotas, K.D., Gaertig, E., Colaiuda, A. (2010).  Journal of Physics: Conf. Series, 222, 012031.


  1. 21.Polar oscillations in magnetars H. Sotani & K.D.Kokkotas Journal of Physics: Conference Series, Volume 229, Issue 1, pp. 012079 (2010).


  1. 22.The Status of the Gravitational Wave Research K.D. Kokkotas AIP Conference Proceedings, Volume 1203, pp. 127-132 (2010)



2009 (1)


  1. 23.Alfvén QPOs in Magnetars H.Sotani, K.D.Kokkotas, N. Stergioulas Journal of Physics: Conference Series, Volume 189, Issue 1, pp. 012038 (2009)


2008 (1)


  1. 24.Spacetime Modes of Rapidly Rotating Relativistic Stars N. Stergioulas, K.D.Kokkotas, I Hawke THE ELEVENTH MARCEL GROSSMANN MEETING On Recent Developments in Theoretical and Experimental General Relativity, Gravitation and Relativistic Field Theories (pp 1592-1594)


2007 (1)


  1. 25.Torsional Osciallations of Relativistic Stars K.D. Kokkotas, H. Sotani, N. Stergioulas J. Phys.: Conf. Ser. 68 (2007) 012049 (11pp)

Outreach (7)


2018 (1)


  1. 1.A2018. “The Sound of Exotic Astrophysical Instruments” by Sebastian Völkel and Kostas Kokkotas, CQG+, May 28, 2018



2017 (1)


  1. 2.A2017. Can one hear the shape of an ultra compact object? Sebastian Völkel and Kostas Kokkotas CQG+, October 2, 2017



2015 (3)


  1. 3.Einsteininside - 100 Jahre Allgemeine Relativitätstheorie H.-P. Nollert, A. Blum, K. Kokkotas, Sterne und Weltraum 12/2015


  1. 4.Τάδε έφη Αϊνσταιν Κώστας Κόκκοτας & Νικόλαος Στεργιούλας ΒΗΜΑ 04/01/2015


  1. 5.Τα κύματα της Βαρύτητας, Νικόλαος Στεργιούλας & Κώστας Κόκκοτας ΒΗΜΑ 04/01/2015


2009 (2)


  1. 6.Μαύρες Τρύπες & Βαρυτικά Κύματα Κ. Κόκκοτας Ειδικό ένθετο Ελευθεροτυπίας Φεβρουάριος (2009)


  1. 7.Αστρονομία Βαρυτικών Κυμάτων: η μελέτη της αρχής του Κόσμου Κ. Κόκκοτας Καθημερινή Απρίλιος 2009