宇宙物理学研究室（加瀬研究室）｜東京理科大学理学部第二部物理学科

論文

[55] Linear perturbations of dyonic black holes in the lowest-order U(1) gauge-invariant scalar-vector-tensor theories
Kitaro Taniguchi, Shunta Nishimura, Naoki Tsukamoto, and Ryotaro Kase

arXiv:2504.21279 [gr-qc]プレプリント
[54] Scrutinizing black hole stability in cubic vector Galileon theories
Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 10(072) 2024年10月査読有り

arXiv:2409.15606 [gr-qc]プレプリント
[53] Neutral particle collisions near Gibbons-Maeda-Garfinkle-Horowitz-Strominger black holes after shadow observations
Naoki Tsukamoto and Ryotaro Kase

PHYSICAL REVIEW D 110(104063) 1-14 2024年11月査読有り

arXiv:2409.04990 [gr-qc]プレプリント
[52] Even-parity stability of hairy black holes in U(1) gauge-invariant scalar-vector-tensor theories
Chao Zhang and Ryotaro Kase

PHYSICAL REVIEW D 110(044047) 1-28 2024年8月査読有り

arXiv:2404.11910 [gr-qc]プレプリント
[51] Constraints on the black-hole charges of M87* and Sagittarius A* by lensing rings
Naoki Tsukamoto and Ryotaro Kase

PHYSICAL REVIEW D 110(044065) 1-12 2024年8月査読有り

arXiv:2404.06414 [gr-qc]プレプリント
[50] Hairy black holes in extended Einstein-Maxwell-scalar theories with magnetic charge and kinetic couplings
Kitaro Taniguchi, Shinta Takagishi, and Ryotaro Kase

PHYSICAL REVIEW D 110(044006) 1-12 2024年8月査読有り

arXiv:2403.17484 [gr-qc]プレプリント
[49] Black hole perturbations in Maxwell-Horndeski theories
Ryotaro Kase and Shinji Tsujikawa

PHYSICAL REVIEW D 107(104045) 1-25 2023年5月査読有り

arXiv:2301.10362 [gr-qc]プレプリント
[48] Cosmological gravity probes: Connecting recent theoretical developments to forthcoming observations
Shun Arai, Katsuki Aoki, Yuji Chinone, Rampei Kimura, Tsutomu Kobayashi, Hironao Miyatake, Daisuke Yamauchi, Shuichiro Yokoyama, Kazuyuki Akitsu, Takashi Hiramatsu, Shin’ichi Hirano, Ryotaro Kase, Taishi Katsuragawa, Yosuke Kobayashi, Toshiya Namikawa, Takahiro Nishimichi, Teppei Okumura, Maresuke Shiraishi, Masato Shirasaki, Tomomi Sunayama, Kazufumi Takahashi, Atsushi Taruya, and Junsei Tokuda

Progress of Theoretical and Experimental Physics 2023(7) 1-105 2023年4月査読有り

arXiv:2212.09094 [astro-ph.CO]プレプリント
[47] Vainshtein screening in Horndeski theories nonminimally and kinetically coupled to ordinary matter
Kitaro Taniguchi and Ryotaro Kase

PHYSICAL REVIEW D 105(104044) 1-10 2022年5月査読有り

arXiv:2203.08520 [gr-qc]プレプリント
[46] Relativistic star perturbations in Horndeski theories with a gauge-ready formulation
Ryotaro Kase and Shinji Tsujikawa

PHYSICAL REVIEW D 105(024059) 1-29 2022年1月査読有り

arXiv:2110.12728 [gr-qc]プレプリント
[45] Neutron star cooling in modified gravity theories
Akira Dohi, Ryotaro Kase, Rampei Kimura, Kazuhiro Yamamoto, and Masa-aki Hashimoto

Progress of Theoretical and Experimental Physics 2021(9) 1-32 2021年7月査読有り

arXiv:2003.12571 [gr-qc]プレプリント
[44] Instability of compact stars with a nonminimal scalar-derivative coupling
Ryotaro Kase and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 01(008) 1-23 2021年1月査読有り

arXiv:2008.13350 [gr-qc]プレプリント
[43] General formulation of cosmological perturbations in scalar-tensor dark energy coupled to dark matter
Ryotaro Kase and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 11(032) 1-34 2020年11月査読有り

arXiv:2005.13809 [gr-qc]プレプリント
[42] Stability of relativistic stars with scalar hairs
Ryotaro Kase, Rampei Kimura, Seiga Sato, and Shinji Tsujikawa

PHYSICAL REVIEW D 102(084037) 1-23 2020年10月査読有り

arXiv:2007.09864 [gr-qc]プレプリント
[41] Neutron stars with a generalized Proca hair and spontaneous vectorization
Ryotaro Kase, Masato Minamitsuji, and Shinji Tsujikawa

PHYSICAL REVIEW D 102(024067) 1-17 2020年7月査読有り

arXiv:2001.10701 [gr-qc]プレプリント
[40] Weak cosmic growth in coupled dark energy with a Lagrangian formulation
Ryotaro Kase and Shinji Tsujikawa

PHYSICS LETTERS B 804(135400) 1-13 2020年3月査読有り

arXiv:1911.02179 [gr-qc]プレプリント
[39] Scalar-field dark energy nonminimally and kinetically coupled to dark matter
Ryotaro Kase and Shinji Tsujikawa

PHYS REV D 101(063511) 1-22 2020年3月査読有り

arXiv:1910.02699 [gr-qc]プレプリント
[38] Coupled vector dark energy
Shintaro Nakamura, Ryotaro Kase, and Shinji Tsujikawa

J COSMOL ASTROPART P 12(032) 1-25 2019年12月査読有り

arXiv:1907.12216 [gr-qc]プレプリント
[37] Neutron stars in f(R) gravity and scalar-tensor theories
Ryotaro Kase and Shinji Tsujikawa

J COSMOL ASTROPART P 1909(054) 1-25 2019年9月査読有り

arXiv:1906.08954 [gr-qc]プレプリント
[36] Anisotropic 2-form dark energy
Juan P. Beltrán Almeida, Alejandro Guarnizo, Ryotaro Kase, Shinji Tsujikawa, and César A. Valenzuela-Toledo

PHYS LETT B 793 396-404 2019年6月査読有り

arXiv:1902.05846 [hep-th]プレプリント
[35] Constraints on massive vector dark energy models from integrated Sachs-Wolfe-galaxy cross-correlations
Shintaro Nakamura, Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 99(063533) 1-18 2019年3月査読有り

arXiv:1811.07541 [astro-ph.CO]プレプリント
[34] Anisotropic inflation with coupled p-forms
Juan P. Beltrán Almeida, Alejandro Guarnizo, Ryotaro Kase, Shinji Tsujikawa, and César A. Valenzuela-Toledo

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1903(025) 1-25 2019年3月査読有り

arXiv:1901.06097 [gr-qc]プレプリント
[32] Tracker and scaling solutions in DHOST theories
Noemi Frusciante, Ryotaro Kase, Kazuya Koyama, Shinji Tsujikawa, and Daniele Vernieri

PHYSICS LETTERS B 790 167-175 2019年1月査読有り

arXiv:1812.05204 [gr-qc]プレプリント
[31] Most general cubic-order Horndeski Lagrangian allowing for scaling solutions and the application to dark energy
Noemi Frusciante, Ryotaro Kase, Nelson J. Nunes, and Shinji Tsujikawa

PHYSICAL REVIEW D 98(123517) 1-17 2018年12月査読有り

arXiv:1810.07957 [gr-qc]プレプリント
[30] Gauge-ready formulation of cosmological perturbations in scalar-vector-tensor theories
Lavinia Heisenberg, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 98(123504) 1-25 2018年12月査読有り

arXiv:1807.07202 [gr-qc]プレプリント
[29] Dark energy in scalar-vector-tensor theories
Ryotaro Kase and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1811(024) 1-24 2018年11月査読有り

arXiv:1805.11919 [gr-qc]プレプリント
[28] Black holes in quartic-order beyond-generalized Proca theories
Ryotaro Kase, Masato Minamitsuji, and Shinji Tsujikawa

Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics 782 541-550 2018年7月10日査読有り

arXiv:1803.06335 [gr-qc]プレプリント
[27] Stable cosmological solutions in degenerate theory of gravity
Ryotaro Kase, Rampei Kimura, Atsushi Naruko, and Daisuke Yoshida

PHYSICS LETTERS B 783 320-325 2018年7月査読有り

arXiv:1803.10876 [gr-qc]プレプリント
[26] Cosmology in scalar-vector-tensor theories
Lavinia Heisenberg, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 98(024038) 1-15 2018年7月査読有り

arXiv:1805.01066 [gr-qc]プレプリント
[25] Odd-parity stability of hairy black holes in U(1) gauge-invariant scalar-vector-tensor theories
Lavinia Heisenberg, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 97(124043) 1-14 2018年6月査読有り

arXiv:1804.00535 [gr-qc]プレプリント
[24] Dark energy scenario consistent with GW170817 in theories beyond Horndeski gravity
Ryotaro Kase and Shinji Tsujikawa

Physical Review D 97(10) 1-19 2018年5月15日査読有り

arXiv:1802.02728 [gr-qc]プレプリント
[23] Relativistic stars in vector-tensor theories
Ryotaro Kase, Masato Minamitsuji, and Shinji Tsujikawa

Physical Review D 97(8) 1-17 2018年4月9日査読有り

arXiv:1711.08713 [gr-qc]プレプリント
[22] Black hole perturbations in vector-tensor theories: the odd-mode analysis
Ryotaro Kase, Masato Minamitsuji, Shinji Tsujikawa, and Ying-Li Zhang

Journal of Cosmology and Astroparticle Physics 2018(2) 1-38 2018年2月23日査読有り

arXiv:1801.01787 [gr-qc]プレプリント
[21] Suppression of matter couplings with a vector field in generalized Proca theories
Shintaro Nakamura, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 96(8) 1-18 2017年10月査読有り

arXiv:1707.09194 [gr-qc]プレプリント
[20] Hairy black-hole solutions in generalized Proca theories
Lavinia Heisenberg, Ryotaro Kase, Masato Minamitsuji, and Shinji Tsujikawa

PHYSICAL REVIEW D 96(8) 1-6 2017年10月査読有り

arXiv:1705.09662 [gr-qc]プレプリント
[19] Black holes in vector-tensor theories
Lavinia Heisenberg, Ryotaro Kase, Masato Minamitsuji, and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1708(8) 1-37 2017年8月査読有り

arXiv:1706.05115 [gr-qc]プレプリント
[18] Cosmology in beyond-generalized Proca theories
Shintaro Nakamura, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 95(10) 1-22 2017年5月査読有り

arXiv:1702.08610 [gr-qc]プレプリント
[17] Instabilities in Horndeski-Yang-Mills inflation
Jose Beltran Jimenez, Lavinia Heisenberg, Ryotaro Kase, Ryo Namba, and Shinji Tsujikawa

PHYSICAL REVIEW D 95(6) 1-8 2017年3月査読有り

arXiv:1702.01193 [hep-th]プレプリント
[16] Absence of solid angle deficit singularities in beyond-generalized proca theories
Lavinia Heisenberg, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 94(12) 1-14 2016年12月査読有り

arXiv:1608.08390 [gr-qc]プレプリント
[15] Anisotropic cosmological solutions in massive vector theories
Lavinia Heisenberg, Ryotaro Kase, Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1611(11) 1-28 2016年11月査読有り

arXiv:1607.03175 [gr-qc]プレプリント
[14] Beyond generalized Proca theories
Lavinia Heisenberg, Ryotaro Kase, and Shinji Tsujikawa

PHYSICS LETTERS B 760 617-626 2016年9月査読有り

arXiv:1605.05565 [hep-th]プレプリント
[13] Effective gravitational couplings for cosmological perturbations in generalized Proca theories
Antonio De Felice, Lavinia Heisenberg, Ryotaro Kase, Shinji Mukohyama, Shinji Tsujikawa, and Ying-li Zhang

PHYSICAL REVIEW D 94(4) 1-20 2016年8月査読有り

arXiv:1605.05066 [gr-qc]プレプリント
[12] Cosmology in generalized Proca theories
Antonio De Felice, Lavinia Heisenberg, Ryotaro Kase, Shinji Mukohyama, Shinji Tsujikawa, and Ying-li Zhang

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1606(6) 1-33 2016年6月査読有り

arXiv:1603.05806 [gr-qc]プレプリント
[11] Screening fifth forces in generalized Proca theories
Antonio De Felice, Lavinia Heisenberg, Ryotaro Kase, Shinji Tsujikawa, Ying-li Zhang, and Gong-Bo Zhao

PHYSICAL REVIEW D 93(10) 1-17 2016年5月査読有り

arXiv:1602.00371 [gr-qc]プレプリント
[10] Conical singularities and the Vainshtein screening in full GLPV theories
Ryotaro Kase, Shinji Tsujikawa, and Antonio De Felice

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1603(3) 1-25 2016年3月査読有り

arXiv:1512.06497 [gr-qc]プレプリント
[9] Cosmology with a successful Vainshtein screening in theories beyond Horndeski
Ryotaro Kase, Shinji Tsujikawa, and Antonio De Felice

PHYSICAL REVIEW D 93(2) 1-17 2016年1月査読有り

arXiv:1510.06853 [gr-qc]プレプリント
[8] Existence and disappearance of conical singularities in Gleyzes-Langlois-Piazza-Vernizzi theories
Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 92(12) 1-11 2015年12月査読有り

arXiv:1508.06364 [gr-qc]プレプリント
[7] Vainshtein Mechanism With a Generalized Galileon Term
Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

The 13th 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, 2012 (210699) 1304-1306 2015年査読有り
[6] Effective field theory of modified gravity on the spherically symmetric background: Leading order dynamics and the odd-type perturbations
Ryotaro Kase, Laszlo A. Gergely, and Shinji Tsujikawa

PHYSICAL REVIEW D 90(12) 1-21 2014年12月査読有り

arXiv:1406.2402 [hep-th]プレプリント
[4] Cosmology in generalized Horndeski theories with second-order equations of motion
Ryotaro Kase and Shinji Tsujikawa

PHYSICAL REVIEW D 90(4) 1-15 2014年8月査読有り

arXiv:1407.0794 [hep-th]プレプリント
[3] Screening the fifth force in the Horndeski's most general scalar-tensor theories
Ryotaro Kase and Shinji Tsujikawa

JOURNAL OF COSMOLOGY AND ASTROPARTICLE PHYSICS 1308(8) 1-36 2013年8月査読有り

arXiv:1306.6401 [gr-qc]プレプリント
[2] Vainshtein mechanism in second-order scalar-tensor theories
Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 85(4) 1-13 2012年2月査読有り

arXiv:1111.5090 [gr-qc]プレプリント
[1] Matter perturbations in Galileon cosmology
Antonio De Felice, Ryotaro Kase, and Shinji Tsujikawa

PHYSICAL REVIEW D 83(4) 1-15 2011年2月査読有り

arXiv:1011.6132 [astro-ph.CO]プレプリント