Hajime Sotani

Identifiers

• name variant Hajime Sotani 0.60 · backfill

Papers (92)

1. Non-radial pulsations of gravitationally coupled two-fluid neutron stars in general relativity gr-qc · 2026 · author #3
2. Understanding supernova gravitational waves with protoneutron star asteroseismology gr-qc · 2026 · author #1
3. Estimation of neutron star mass and radius of FRB 20240114A by identification of crustal oscillations astro-ph.HE · 2026 · author #1
4. Stability analysis of two-fluid neutron stars featuring twin star and ultradense configurations astro-ph.HE · 2025 · author #2
5. Asteroseismology and Universal Relations in Neutron Stars with Gravitationally Bound Dark Matter astro-ph.HE · 2025 · author #2
6. Impact of dark matter distribution on neutron star properties astro-ph.HE · 2025 · author #2
7. Constraints on the parameter space in dark matter admixed neutron stars astro-ph.HE · 2024 · author #2
8. Couplings of torsional and shear oscillations in a neutron star crust astro-ph.HE · 2024 · author #1
9. Magnetar QPOs and neutron star crust elasticity astro-ph.HE · 2024 · author #1
10. Universality in supernova gravitational waves with proto-neutron star properties astro-ph.HE · 2024 · author #1
11. Shear oscillations in neutron stars and the nuclear symmetry energy astro-ph.HE · 2024 · author #1
12. Universality in quasinormal modes of neutron stars with quark-hadron crossover astro-ph.HE · 2023 · author #1
13. Shear and interface modes in neutron stars with pasta structures astro-ph.HE · 2023 · author #1
14. Empirical neutron star mass formula based on experimental observables nucl-th · 2023 · author #1
15. Neutron star mass formula with nuclear saturation parameters for asymmetric nuclear matter nucl-th · 2022 · author #1
16. Effects of finite sizes of atomic nuclei on shear modulus and torsional oscillations in neutron stars nucl-th · 2022 · author #1
17. Impacts of the direct URCA and Superfluidity inside a Neutron Star on Type-I X-Ray Bursts and X-Ray Superbursts astro-ph.HE · 2022 · author #3
18. Accuracy of one-dimensional approximation in neutron star quasi-normal modes gr-qc · 2022 · author #1
19. Neutron star mass formula with nuclear saturation parameters nucl-th · 2022 · author #1
20. Merger and post-merger of binary neutron stars with a quark-hadron crossover equation of state astro-ph.HE · 2022 · author #5
21. New constraints on the neutron-star mass and radius relation from terrestrial nuclear experiments nucl-th · 2022 · author #1
22. Gravitational wave asteroseismology on cooling neutron stars gr-qc · 2021 · author #1
23. Universal relation for supernova gravitational waves astro-ph.HE · 2021 · author #1
24. Universal relations between the quasinormal modes of neutron star and tidal deformability gr-qc · 2021 · author #1
25. Stability of the protoneutron stars toward black hole formation astro-ph.HE · 2021 · author #1
26. Neutron star asteroseismology and nuclear saturation parameter astro-ph.HE · 2021 · author #1
27. Estimating the nuclear saturation parameter via low-mass neutron star asteroseismology astro-ph.HE · 2020 · author #1
28. Accuracy of relativistic Cowling approximation in protoneutron star asteroseismology astro-ph.HE · 2020 · author #1
29. Gravitational wave asteroseismology for low-mass neutron stars astro-ph.HE · 2020 · author #1
30. Avoided crossing in gravitational wave spectra from protoneutron star astro-ph.HE · 2020 · author #1
31. Current status of space gravitational wave antenna DECIGO and B-DECIGO gr-qc · 2020 · author #72
32. Dimension dependence of numerical simulations on gravitational waves from protoneutron stars astro-ph.HE · 2020 · author #1
33. Light curves from highly compact neutron stars with spot size effect astro-ph.HE · 2020 · author #1
34. Determination of properties of protoneutron stars toward black hole formation via gravitational wave observations astro-ph.HE · 2019 · author #1
35. Astrophysical implications of double-layer torsional oscillations in a neutron star crust as a lasagna sandwich astro-ph.HE · 2019 · author #1
36. Dependence of outer boundary condition on protoneutron star asteroseismology with gravitational-wave signatures astro-ph.HE · 2019 · author #1
37. Finite size effects on the light curves of slowly-rotating neutron stars astro-ph.HE · 2019 · author #1
38. Systematical study of pulsar light curves with special relativistic effects astro-ph.HE · 2018 · author #1
39. Pulse profiles of highly compact pulsars in general relativity astro-ph.HE · 2018 · author #1
40. Constraints on the nuclear equation of state and the neutron star structure from crustal torsional oscillations astro-ph.HE · 2018 · author #1
41. Compactness of neutron stars and Tolman VII solutions in scalar-tensor gravity gr-qc · 2018 · author #1
42. Pulse profiles from a pulsar in scalar-tensor gravity astro-ph.HE · 2017 · author #1
43. Sensitivity of pulsar light curves to spacetime geometry and efficacy of analytic approximations astro-ph.HE · 2017 · author #1
44. Probing mass-radius relation of protoneutron stars from gravitational-wave asteroseismology astro-ph.HE · 2017 · author #1
45. Probing crustal structures from neutron star compactness astro-ph.HE · 2017 · author #1
46. On the maximum mass limit of neutron stars in scalar-tensor gravity gr-qc · 2017 · author #1
47. Quark matter with strong magnetic field and possibility of the third family of compact stars astro-ph.HE · 2017 · author #1
48. Effect of nuclear saturation parameters on possible maximum mass of neutron stars astro-ph.HE · 2017 · author #1
49. Probing nuclear bubble structure via neutron star asteroseismology astro-ph.HE · 2016 · author #1
50. Gravitational wave asteroseismology with protoneutron stars astro-ph.HE · 2016 · author #1
51. Empirical formula of crustal torsional oscillations astro-ph.HE · 2016 · author #1
52. Low-mass neutron stars: universal relations, the nuclear symmetry energy and gravitational radiation astro-ph.HE · 2016 · author #2
53. Torsional oscillations of neutron stars with highly tangled magnetic fields astro-ph.HE · 2015 · author #1
54. Strong gravitational lensing by an electrically charged black hole in Eddington-inspired Born-Infeld gravity gr-qc · 2015 · author #1
55. Possible identifications of newly observed magnetar quasi-periodic oscillations as crustal shear modes astro-ph.HE · 2015 · author #1
56. Magnetized relativistic stellar models in Eddington-inspired Born-Infeld gravity astro-ph.HE · 2015 · author #1
57. Testing General Relativity with Present and Future Astrophysical Observations gr-qc · 2015 · author #52
58. Constraining the density dependence of the nuclear symmetry energy from an X-ray bursting neutron star astro-ph.HE · 2015 · author #1
59. Massive Hybrid Quark Stars with Strong Magnetic Field astro-ph.HE · 2014 · author #1
60. Properties of an electrically charged black hole in Eddington-inspired Born-Infeld gravity gr-qc · 2014 · author #1
61. Torsional oscillations of neutron stars in scalar-tensor theory of gravity gr-qc · 2014 · author #2
62. Stellar oscillations in Eddington-inspired Born-Infeld gravity astro-ph.HE · 2014 · author #1
63. Observational discrimination of Eddington-inspired Born-Infeld gravity from general relativity astro-ph.HE · 2014 · author #1
64. Scalar gravitational waves from relativistic stars in scalar-tensor gravity astro-ph.HE · 2014 · author #1
65. Electromagnetic waves from neutron stars and black holes driven by polar gravitational perturbations astro-ph.HE · 2014 · author #1
66. Electron screening effects on crustal torsional oscillations astro-ph.HE · 2014 · author #1
67. Mass and radius formulas for low-mass neutron stars astro-ph.HE · 2013 · author #1
68. Gravitationally Driven Electromagnetic Perturbations of Neutron Stars and Black Holes astro-ph.HE · 2013 · author #1
69. Possible Constraints on the Density Dependence of the Nuclear Symmetry Energy from Quasiperiodic Oscillations in Soft Gamma Repeaters astro-ph.HE · 2013 · author #1
70. Slowly Rotating Relativistic Stars in Scalar-Tensor Gravity astro-ph.HE · 2012 · author #1
71. Effect of superfluidity on neutron star crustal oscillations astro-ph.HE · 2012 · author #1
72. Thermodynamical description of hadron-quark phase transition and its implications on compact-star phenomena astro-ph.HE · 2012 · author #3
73. Shear oscillations in the hadron-quark mixed phase astro-ph.HE · 2012 · author #1
74. Probing the Equation of State of Nuclear Matter via Neutron Star Asteroseismology astro-ph.HE · 2012 · author #1
75. NR/HEP: roadmap for the future hep-th · 2012 · author #28
76. Torsional oscillations in tensor-vector-scalar theory astro-ph.HE · 2011 · author #1
77. Constraints on Pasta Structure of Neutron Stars from Oscillations in Giant Flares astro-ph.HE · 2011 · author #1
78. Signatures of hadron-quark mixed phase in gravitational waves astro-ph.HE · 2010 · author #1
79. Toroidal oscillations of slowly rotating relativistic star in tensor-vector-scalar theory astro-ph.HE · 2010 · author #1
80. Slowly Rotating Relativistic Stars in Tensor-Vector-Scalar Theory astro-ph.HE · 2010 · author #1
81. Probing Tensor-Vector-Scalar Theory with Gravitational Wave Asteroseismology gr-qc · 2009 · author #1
82. Gravitational Radiation from Collapsing Magnetized Dust. II -- Polar Parity Perturbation -- gr-qc · 2009 · author #1
83. Stellar Oscillations in Tensor-Vector-Scalar Theory gr-qc · 2009 · author #1
84. Structure of Neutron Stars in Tensor-Vector-Scalar Theory astro-ph · 2008 · author #2
85. Alfv\'en QPOs in Magnetars astro-ph · 2007 · author #1
86. Gravitational radiation from collapsing magnetized dust gr-qc · 2007 · author #1
87. The comparison of velocity distribution between Adhesion approximation and the Euler-Jeans-Newton model astro-ph · 2006 · author #1
88. Gravitational waves from a dust disk around a Schwarzschild black hole gr-qc · 2005 · author #1
89. Probing Strong-Field Scalar-Tensor Gravity with Gravitational Wave Asteroseismology gr-qc · 2004 · author #1
90. Restricting quark matter models by gravitational wave observation gr-qc · 2003 · author #1
91. Nonradial oscillations of quark stars gr-qc · 2003 · author #1
92. Density Discontinuity of a Neutron Star and Gravitational Waves gr-qc · 2001 · author #1

Mentions

• 2509.03862 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2506.00311 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2501.07052 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2408.15312 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2406.17195 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2405.09030 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2401.08382 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2308.11494 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2405.11858 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2306.07531 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2208.14622 #3 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2303.03631 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2203.04528 #5 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2210.11651 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2209.05416 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2205.10523 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2203.05410 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2203.09004 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2201.00648 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2110.03131 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2109.08145 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2008.00419 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2108.02484 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2105.13212 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2011.03167 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2009.05206 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2008.09839 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2004.09871 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 2002.11840 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1909.11816 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1906.06999 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1905.07668 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1906.04354 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1811.03702 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1701.06361 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1608.01048 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1601.03407 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1602.04558 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1501.07274 #52 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1510.07776 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1508.03119 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1508.01728 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1503.07942 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1406.3097 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1404.5369 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1402.0251 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1210.0955 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1207.4055 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1201.5118 #28 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1106.2621 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1410.2511 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1401.0161 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1208.0427 #3 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1303.4500 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1106.3913 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
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• 1003.2575 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 0909.2411 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 0811.2006 #2 · arxiv_oai · confidence 0.70 Hajime Sotani
• 0903.2424 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 0710.1113 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• astro-ph/0601281 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0409066 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0310079 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0307035 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0108060 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 0904.1465 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0702091 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• gr-qc/0507030 #1 · arxiv_oai · confidence 0.70 Hajime Sotani
• 1510.07776 #1 · backfill · confidence 0.70 Hajime Sotani
• 1508.03119 #1 · backfill · confidence 0.70 Hajime Sotani
• 1508.01728 #1 · backfill · confidence 0.70 Hajime Sotani
• 1503.07942 #1 · backfill · confidence 0.70 Hajime Sotani
• 1501.07274 #52 · backfill · confidence 0.70 Hajime Sotani
• 1501.01698 #1 · backfill · confidence 0.70 Hajime Sotani
• 1412.4610 #1 · backfill · confidence 0.70 Hajime Sotani
• 1412.4173 #1 · backfill · confidence 0.70 Hajime Sotani
• 1410.2511 #2 · backfill · confidence 0.70 Hajime Sotani
• 1406.3097 #1 · backfill · confidence 0.70 Hajime Sotani
• 1404.5369 #1 · backfill · confidence 0.70 Hajime Sotani
• 1402.5699 #1 · backfill · confidence 0.70 Hajime Sotani

Frequent Coauthors

• Kazuhiro Oyamatsu 10 shared papers
• Kei Iida 10 shared papers
• Tomoya Takiwaki 8 shared papers
• Kostas D. Kokkotas 7 shared papers
• Ankit Kumar 5 shared papers
• Toshitaka Tatsumi 5 shared papers
• Umpei Miyamoto 5 shared papers
• Hajime Togashi 4 shared papers
• Hector O. Silva 4 shared papers
• Carlos F. Sopuerta 3 shared papers
• Emanuele Berti 3 shared papers
• Kei Kotake 3 shared papers
• Ken'ichiro Nakazato 3 shared papers
• Pablo Laguna 3 shared papers
• Tomohiro Harada 3 shared papers
• Toshiki Maruyama 3 shared papers
• Akira Dohi 2 shared papers
• Carlos Herdeiro 2 shared papers
• Helvi Witek 2 shared papers
• Hirotada Okawa 2 shared papers