- R. Xu, A. Torres-Orjuela, L. Andersson and P. Amaro Seoane, The I-Love universal relation for polytropic stars under Newtonian gravity, arXiv:2501.07184
- X. Zhu, R. Xu, and D. Xu, Bumblebee cosmology: Tests using distance- and time-redshift probes, arXiv:2411.18559
- 邵立晶， 徐睿，致密双星旋近的引力波简介，引力波物理—理论物理前沿讲座，第二章，蔡荣根、荆继良、王安忠、王斌、朱涛编辑（科学出版社 2024）当当网
- P. Ji, Z. Li, L. Yang, R. Xu, Z. Hu, and L. Shao, Neutron stars in the bumblebee theory of gravity, Phys. Rev. D 110, 104057 (2024), arXiv:2409.04805
- Q. Bailey, A. Gard, N. Nilssonb, R. Xu, and L. Shao, Classical radiation fields for scalar, electromagnetic, and gravitational waves with spacetime-symmetry breaking, Annals Phys. 461, 169582 (2024), arXiv:2307.13374
- Z. Hu, L. Shao, R. Xu, D. Liang, and Z.-F. Mai, Probing the vector charge of Sagittarius A* with pulsar timing, J. Cosmol. Astropart. Phys. 04, 087 (2024), arXiv:2312.02486
- Z.-F. Mai, R. Xu, D. Liang, and L. Shao, Dynamic instability analysis for bumblebee black holes: the odd parity, Phys. Rev. D 109, 084076 (2024), arXiv:2401.07757
- Z.-F. Mai, R. Xu, D. Liang, and L. Shao, On the extended thermodynamics of the bumblebee black holes, Phys. Rev. D 108, 024004 (2023), arXiv:2304.08030
- Y. Dong, Z. Hu, R. Xu, and L. Shao, Moment of inertia for axisymmetric neutron stars in the Standard-Model Extension, Phys. Rev. D 108, 104039
(2023), arXiv:2309.02871
- D. Liang, R. Xu, Z.-F. Mai, and L. Shao, Probing vector hair of black holes with extreme mass ratio inspirals, Phys. Rev. D 107, 044053 (2023), arXiv:2212.09346
- R. Xu, D. Liang and L. Shao, Bumblebee black holes in light of Event Horizon Telescope observations, Astrophys. J. 945, 148 (2023), arXiv:2302.05671
- R. Xu, D. Liang and L. Shao, Static spherical vacuum solutions in the bumblebee gravity model, Phys. Rev. D 107, 024011 (2023), arXiv:2209.02209
- D. Liang, R. Xu and L. Shao, Polarizations of gravitational waves in the bumblebee gravity model, Phys. Rev. D 106, 124019 (2022), arXiv:2207.14423
- R. Xu, A 4-parameter black-hole solution in the bumblebee gravity model, Proceedings of the Ninth Meeting on CPT and Lorentz Symmetry, ed. R. Lehnert (World Scientific, 2023), arXiv:2301.1266
- H.B. Li, Y. Gao, L. Shao, R.X. Xu, and R. Xu, Oscillation modes and gravitational waves from strangeon stars, Mon. Not. R. Astron. Soc. 516, 6172 (2022), arXiv:2206.09407
- R. Xu, Y. Gao and L. Shao, Neutron stars in massive scalar-Gauss-Bonnet gravity: Spherical structure and
time-independent perturbations, Phys. Rev. D 105, 024003 (2022), arXiv:2111.06561
- Z. Hu, Y. Gao, R. Xu, and L. Shao, Scalarized neutron stars in massive scalar-tensor gravity: X-ray pulsars and
tidal deformability, Phys. Rev. D 104, 104014 (2021), arXiv:2109.13453
- R. Xu, Y. Gao and L. Shao, Precession of spheroids under Lorentz violation and observational consequences
for neutron stars, Phys. Rev. D 103, 084028 (2021), arXiv:2012.01320
- R. Xu, Y. Gao and L. Shao, Signatures of Lorentz violation in continuous gravitational-wave spectra of
ellipsoidal neutron stars, Galaxies 9, 12 (2021), winner for the Galaxies 2022 Best Paper Award, arXiv:2101.09431
- R. Xu, Y. Gao and L. Shao, Strong-field effects in massive scalar-tensor gravity for slowly spinning neutron
stars and application to x-ray pulsar pulse profiles, Phys. Rev. D 102, 064057 (2020), arXiv:2007.10080
- R. Xu, J. Zhao and L. Shao, Neutron star structure in the minimal gravitational Standard-Model Extension
and the implication to continuous gravitational waves, Phys. Lett. B 803, 135283 (2020), arXiv:1909.10372
- Y. Gao, L. Shao, R. Xu, L. Sun, C. Liu and R.-X. Xu, Triaxially-deformed freely-precessing neutron stars: continuous electromagnetic and gravitational radiation, Mon. Not. R. Astron. Soc. 498, 1826 (2020), arXiv:2007.02528
- R. Xu, Modifications to plane gravitational waves from minimal Lorentz violation, Symmetry 11, 1318 (2019), arXiv:1910.09762
- R. Xu, Spacetime nonmetricity and Lorentz violation, Proceedings of the
Eighth Meeting on CPT and Lorentz Symmetry, ed. Ralf Lehnert (World Scientific, 2020)
- Z. Xiao, R. Lehnert, W.M. Snow and R. Xu, Constraining spacetime nonmetricity with Lorentz-violation methods, J. Phys.: Conf. Ser. 952, 012014 (2018)
- R. Lehnert, W.M. Snow, Z. Xiao and R. Xu, Constraining spacetime nonmetricity with neutron spin rotation in liquid 4He, Phys. Lett. B 772, 865 (2017), arXiv:1707.09630
- J. Foster, V.A. Kostelecký and R. Xu, Constraints on nonmetricity from bounds on Lorentz violation, Phys. Rev. D 95, 084033 (2017), arXiv:1612.08744
- R. Xu, Looking for Lorentz violation in short-range gravity, Proceedings of the
Seventh Meeting on CPT and Lorentz Symmetry, ed. V.A. Kostelecký (World Scientific, 2017), arXiv:1610.09960
- C.G. Shao et al., Combined search for Lorentz violation in short-range gravity, Phys. Rev. Lett. 117, 071102 (2016), arXiv:1607.06095
- Q. Bailey, V.A. Kostelecký and R. Xu, Short-range gravity and Lorentz violation, Phys. Rev. D 91, 022006 (2015), arXiv:1410.6162