Naoki Tsukamoto(塚本直樹)
Rikkyo University
H-index: 21
Asia-Japan
Top articles of Naoki Tsukamoto(塚本直樹)
Title | Journal | Author(s) | Publication Date |
---|---|---|---|
Constraints on the black-hole charges of M87* and Sagittarius A* by lensing rings | arXiv preprint arXiv:2404.06414 | Naoki Tsukamoto Ryotaro Kase | 2024/4/9 |
Relation between circular photon orbits and the stability of wormholes with the thin shell of a barotropic fluid | Physical Review D | Naoki Tsukamoto Takafumi Kokubu | 2024/1/29 |
Theorem on the photon sphere of a general asymptotically-flat, static, and spherical symmetrical wormhole with Z-2 symmetry | arXiv preprint arXiv:2401.07846 | Naoki Tsukamoto | 2024/1/15 |
Comment on ‘Horizon-scale tests of gravity theories and fundamental physics from the Event Horizon Telescope image of Sagittarius A*’ | Classical and Quantum Gravity | Naoki Tsukamoto | 2023/10/18 |
Gravitational lensing by using the 0th order of affine perturbation series of the deflection angle of a ray near a photon sphere | The European Physical Journal C | Naoki Tsukamoto | 2023/4/11 |
Retrolensing by two photon spheres of a black-bounce spacetime | Physical Review D | Naoki Tsukamoto | 2022/4/20 |
Gravitational lensing by a Bronnikov-Kim wormhole under a weak-field approximation and in a strong deflection limit | Physical Review D | Naoki Tsukamoto | 2022/3/7 |
Retrolensing by light rays slightly inside and outside of a photon sphere around a Reissner-Nordström naked singularity | Physical Review D | Naoki Tsukamoto | 2022/1/4 |
Erratum: Nonlogarithmic divergence of a deflection angle by a marginally unstable photon sphere of the Damour-Solodukhin wormhole in a strong deflection limit [Phys. Rev. D 101 … | Physical Review D | Naoki Tsukamoto | 2022/8/31 |
Affine perturbation series of the deflection angle of a ray near the photon sphere of a Reissner-Nordstr\"{o} m black hole | Physical Review D | Naoki Tsukamoto | 2022/8/22 |
Is there a trade-off relation between efficiency and power in a collisional Penrose process in an extreme Reissner-Nordstr\"{o} m spacetime? | Physical Review D | Naoki Tsukamoto | 2022/5/5 |
Gravitational lensing in the Simpson-Visser black-bounce spacetime in a strong deflection limit | Physical Review D | Naoki Tsukamoto | 2021/1/19 |
Gravitational lensing by a photon sphere in a Reissner-Nordstr\"{o} m naked singularity spacetime in strong deflection limits | arXiv preprint arXiv:2107.07146, 2021 | Naoki Tsukamoto | 2021/7/15 |
Gravitational lensing by two photon spheres in a black-bounce spacetime in strong deflection limits | Physical Review D | Naoki Tsukamoto | 2021/5/29 |
Linearization stability of reflection-asymmetric thin-shell wormholes with double shadows | Physical Review D | Naoki Tsukamoto | 2021/3/19 |
Deflection angle of a light ray reflected by a general marginally unstable photon sphere in a strong deflection limit | Physical Review D | Naoki Tsukamoto | 2020/11/10 |
Nonlogarithmic divergence of a deflection angle by a marginally unstable photon sphere of the Damour-Solodukhin wormhole in a strong deflection limit | Physical Review D | Naoki Tsukamoto | 2020/5/11 |
High energy particle collisions in static, spherically symmetric black-hole-like wormholes | Physical Review D | Naoki Tsukamoto Takafumi Kokubu | 2020/2/14 |