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Publications in Periodic Journals

Xu, R.X., Luo, X.H., 1995, The solar neutrino problem, Progress in astronomy, 13, 291-304 (in Chinese)

Xu, R.X., Qiao, G.J., Han, J.L., 1997, Depolarization and position angle jumps due to relative longitude shift of pulsar beams, Astronomy and Astrophysics, 323, 395-398

Xu, R.X., Qiao, G.J., 1998, "Bare" strange stars might be not bare, Chinese Physics Letters, 15, 934-936

Han, J.L., Manchester, R.N., Xu, R.X., Qiao, G.J. 1998, Circular Polarization in Pulsar integrated Profiles, Mon.Not.R.Astron.Soc. 300, 373-387

Xu, R.X., Qiao, G.J., 1999, Electric character of strange stars, Chinese Physics Letters, 16, 778-780

Xu, R.X., Qiao, G.J., Zhang, B., 1999, PSR 0943+10: a bare strange star? Astrophysical Journal, 522, L109-L112

Liu, J.F., Qiao, G.J., Xu, R.X. 1999, Coherent Inverse Compton Scattering Responsible for Pulsar Polarized and Unpolarized Emission, Chinese Physics Letters, 16, 541-544

Xu, R.X., Liu, J.F., Han, J.L., Qiao, G.J., 2000, An inverse Compton scattering model of pulsar emission: III Polarization, Astrophysical Journal, 535, 354-364

Xu, R.X., Qiao, G.J., 2000, Are there real orthogonal polarization modes in pulsar radio emission? Science in China (Series A), 43, 439-448

Zhang, B., Xu, R.X., Qiao, G.J., 2000, Nature and Nurture: A Model for Soft Gamma-ray Repeaters, Astrophysical Journal, 545, L127-L130

Xu, R.X., Zhang, B., Qiao, G.J., 2001, What if Pulsars are born as strange stars? Astroparticle Physics, 15, 101-120

Xu, R.X., Xu, J.W., Qiao, G.J., 2001, A Further Study of Relative Longitude Shift of Pulsar Beams, Chinese Journal of Astronomy and Astrophysics, 1, 152-160

Xu, R.X., Busse, F.H., 2001, The Birth of Strange Stars and Their Dynamo-originated Magnetic fields, Astronomy and Astrophysics, 371, 963-972

Xu, R.X., Xu, X.B., Wu, X.J., 2001, The Fastest Rotating Pulsar: A Strange Star? Chinese Physics Letters, 18, 837-840

Xu, R.X., Qiao, G.J., 2001, Pulsar braking index: A test of emission models? Astrophysical Journal, 561, L85-L88

Xu, R.X., Qiao, G.J., Han, J.L. 2001, Polarization properties of radio pulsars in the inverse Compton scattering (ICS) molde, Progress in astronomy, 19, 267-270

Xu, R.X., 2002, A Thermal featureless spectrum: Evidence for bare strange stars?, Astrophysical Journal, 570,  L65-L68

Xu, R.X., Wang, H.G., Qiao, G.J. 2002, How fast could a proto-pulsar rotate? Chinese Journal of Astronomy and Astrophysics, 2, 533-538

Hu, J., Xu, R.X., 2002, Progress in the study of bare strange stars (in Chinese), Progress in astronomy, 20(2), 158-166

Hu, J., Xu, R.X., 2002, Surface electric field of bare strange stars, Astronomy and Astrophysics, 387, 710-713

Wang, H.G., Xu, R.X., Qiao, G.J. 2002, Evidence for pulsar X-ray emission from outer gap in PSR B1937+21, Astrophysical Journal, 578, 385

Xu, R.X., Wang, H.G., Qiao, G.J. 2003, A note on the discovery of absorption features in 1E 1207.4-5209, Chinese Physics Letters, 20, 314-316

Xu, R.X. 2003, What can the redshift observed in EXO 0748-676 tell us? Chinese Journal of Astronomy and Astrophysics, 3, 33-37

Xu, R.X., Wu F. 2003, Ultra High Energy Cosmic Rays: strangelets? --- Extra dimensions, TeV-scale black holes and strange matter, Chinese Physics Letters, 20, 806-809

Xu, R.X., Qiao G.J. 2003, The gravitational equilibrium of spherically symmetric stars and the oscillation near the equilibrium, Acta Scientiarum Naturalium Universitatis Pekinensis, 39, 435 (in Chinese)

Xu, R.X. 2003, Solid Quark Stars? Astrophysical Journal, 596, L59-L62

Wu, F., Xu, R.X. 2003, Ultra High Energy Cosmic Rays, Progress in Astronomy, 21, 139

Wu, F., Xu, R.X. and Gil, J. 2003, The braking indices in pulsar emission models, Astronomy and Astrophysics, 409, 641-645

Shi, Y., Xu, R.X. 2003, Can the age discrepancies of neutron stars be circumvented by an accretion-assisted torque? Astrophysical Journal, 596, L75-L78

Qiao, G.J., Xue, Y.Q.,  Xu, R.X., Wang, H.G., Xiao, B.W. 2003, An accretion disk model for periodic timing variations of pulsars, Astronomy and Astrophysics, 407, L25-L28

Qiao, G.J., Lee, K.J., Wang, H.G.,  Xu, R.X., Han, J.L. 2004, The inner annular gap for pulsar radiation: gamma-ray and radio emission, Astrophysical Journal, 606, L49-L52

Qiao, G.J., Lee, K.J., Zhang, B.,  Xu, R.X., Wang, H.G. 2004, A Model for the Challenging "Bi-drifting" Phenomenon in PSR J0815+09, Astrophysical Journal, 616, L127-L130

Zhou, A.Z., Xu, R.X., Wu, X.J., Wang, N. 2004, Quakes in solid quark stars, Astroparticle Physics, 22, 73-79

Xu, R.X., 2005, 1E 1207.4-5209: a low-mass bare strange star?, Mon. Not. Roy. Astron. Soc., 356, 359-370

Zhang, H., Xu, R.X. 2005, Cosmic rays and strangelets (in Chinese), Progress in Astronomy, 23, 144-168

Zhu, W.W., Xu, R. X., 2006, GCRT J1745-3009: A freely precessing radio pulsar? MNRAS, 365, L16CL20

Wang, H.G., Qiao, G.J., Xu, R. X., Liu, Y. 2006, Observational constraints on the radio and gamma-ray emission regions of PSR B1055-52, MNRAS, 366, 945

Xu, R. X., Cui, X. H., Qiao, G. J. 2006, The Current Flows in Pulsar Magnetospheres, Chinese Journal of Astronomy and Astrophysics, 6, 217-226

Xu, R. X., 2006, To probe into pulsar's interior through gravitational waves, Astroparticle Physics, 25, 212-219

Xu, R. X., 2006, Toward an understanding of the periastron puzzle of PSR B1259-63, Chinese Journal of Astronomy and Astrophysics, 6, 572-578

Xu, R. X., Tao, D. J., Yang, Y., 2006, The superflares of soft gamma ray repeaters: giant quakes in solid quark stars? Mon. Not. Roy. Astron. Soc. (Letters), 373, L85-L89

Cui, X. H., Yue Y. L., Xu, R. X., Qiao, G. J. 2006, Monopole-charged pulsars and relevant issues, Chin. J. Astron. Astrophys. Vol. 6, Suppl. 2, 287-290

Yue, Y. L., Cui, X. H., Xu, R. X., 2006, Is PSR B0943+10 a low-mass quark star?, Astrophysical Journal, 649, L95-L98

Qiu, C. X.,  Xu, R. X., 2006, Color-charged Quark Matter in Astrophysics? Chinese Physics Letters,Vol.23, No.12, 3205-3207

Wu, F.,  Xu, R. X., Ma, B. Q., 2007, Propagation of strangelets in the Earth's atmosphere, J. Phys. G: Nucl. Part. Phys., 34, 597-605

Liu, K., Yue, Y. L.,  Xu, R. X., 2007, PSR B1828-11: a precession pulsar torqued by a quark planet? MNRAS, 381, L1-L5

Cui, X. H., Wang, H. G.,  Xu, R. X., Qiao, G. J. 2007, Pulsar's kicks and Gamma-ray bursts,Astronomy and Astrophysics, 472, 1-3

Chen, A. B., Yu, T. H.,  Xu, R. X., 2007, The Birth of Quark Stars: Photon-driven Supernovae? ApJ, 668, L55-L58

Yue, Y. L.,  Xu, R. X., Zhu, W. W., 2007, What can the braking indices tell us about the nature of pulsars? Advances in Space Research, 40, 1491-1497

Peng, C.,  Xu, R. X., 2008, Pulsar slow glitches in a solid quark star model, MNRAS, 384, 1034-1038

Yue, Y. L., Xu, F., Lai, X. Y., Xu, R. X. 2008, Quark mater and Quark stars (in Chinese), Progress in Astronomy, 26, 214-231

Lai, X. Y., Xu, R. X., 2009, A Polytropic Model of Quark Stars, Astroparticle Physics, 31, 128-134

Xu, R. X., Liang, E. W., 2009, X-Ray Flares of Gamma-Ray Bursts: Quakes of Solid Quark Stars? Science in China Series G: Physics, Mechanics & Astronomy, 52, 315-320

Lai, X. Y., Xu, R. X., 2009, Lennard-Jones quark matter and massive quark stars, MNRAS, 398, L31-L35

Lee, K. J., Cui, X. H., Wang, H. G., Qiao, G. J., Xu, R. X., 2009, Testing Pulsar Radiation Models Using an -Weak-Dependent Altitude Ratio, ApJ, 703, 507

Du, Y. J., Xu, R. X., Qiao, G. J., Han, J. L., 2009, Formation of Sub-millisecond Pulsars and Possibility of Detection, MNRAS, 399, Issue 3, pp. 1587-1596

Cui, X. H., Liang, E. W., Lv, H. J., Zhang, B. B., Xu, R. X. 2010, Towards the Properties of Long Gamma-Ray Burst Progenitors with Swift Data, MNRAS, 401, 1465-1474

Li, A., Xu, R. X., Lu, Ju-Fu, 2010, Strange stars with different quark mass scalings, MNRAS, 402, 2715-2719

Tong, H., Xu, R. X., Peng,  Q. H., Song, L. M., 2010, Kompaneets equation for resonant cyclotron scattering and its application to isolated neutron stars, Research in Astronomy and Astrophysics, 10, 553-568

Dai, S., Xu, R. X., A. Esamdin, 2010, Microlensing pulsars, MNRAS, 405, 2754-2758

Lai, X. Y., Xu, R. X., 2010, Formation of the seed black holes: a role of quark nuggets? JCAP, 5, 28

Yu, J., Xu, R. X., 2010, SWIFT J1749.4-2807: A neutron or quark star?, Research in Astronomy and Astrophysics, 10, 815-820

Tong, H., Song L. M., Xu, R. X. 2010, Non-detection in a Fermi/LAT observation of AXP 4U 0142+61: magnetars? Astrophysical Journal (Letters), 725, L196

Chen, W. C., Liu, X. W., Xu, R. X., Li, X. D., 2011, Can eccentric binary millisecond pulsars form by accretion induced collapse of white dwarfs? MNRAS, 410, 1441-1446

Yu, M., Xu, R. X., 2011, Thermal X-Ray Emission and Cooling of Solid Quark Stars, Astroparticle Physics, 34, 493-502

Liu, X. W., Na, X. S., Xu, R. X., Qiao, G. J. 2011, Particle Emission-dependent Timing Noise of Pulsars? Chinese Physics Letters, 28, 019701

Na, X. S., Wang, N., Yuan, J. P., Liu, Z. Y.,  Esamdin, A., Pan, J., Xu, R. X., 2011, Hurst parameter analysis of radio pulsar timing noise, MNRAS, 412, 2678-2684

Yu, J., Xu, R. X., 2011, The magnetospheric activity of bare strange quark stars, MNRAS, 414, 489-494

Lai, X. Y., Xu, R. X. 2011, A note on the discovery of a 2M_sun pulsar, Research in Astronomy and Astrophysics, 11, 687

Na, X. S., Xu, R. X. 2011, A new parametric equation of state and quark stars, Chinese Physics C, 35, 616-621

Dai, S., Li, L. X., Xu, R. X., 2011, The Plateau of Gamma-ray Burst: Hint for the Solidification of Quark Matter? Science China G: Physics, Mechanics & Astronomy, 54, 1541

Tong, H., Song L. M., Xu, R. X. 2011, AXPs and SGRs in the outer gap model: confronting Fermi observations, Astrophysical Journal, 738, 31

Tong, H., Xu, R. X. Song, L. M.  2011, The optical/UV excess of isolated neutron stars in the RCS model, Research in Astronomy and Astrophysics, 11, 1371

Xu, R. X.  2011, Pulsars: Gigantic Nuclei, Int. Jour. Mod. Phys. E, 20 (S1) 149-157 (Chinese version)

Tong, H., Xu, R. X.  2011, Magnetars: fact or fiction? Int. Jour. Mod. Phys. E, 20 (S2) 15-24

Xu, R. X., Bastrukov, S. I., Weber, F., Yu, J. W., Molodtsova, I. V. 2012, Absorption features caused by oscillations of electrons on the surface of a quark star, Phys. Rev. D, 85, 023008

Liu, X. W., Liang, J. D., Xu, R. X., Han, J. L., Qiao, G. J.  2012, The missing compact star of SN1987A: a solid quark star? MNRAS, 424, 2994-2998

Li, A., Huang, F., Xu, R. X.  2012, Too massive neutron stars: The role of dark matter? Astroparticle Physics, 37, 70-74

Tong, H., Xu, R. X. 2012, Revised spin down of SGR 0418+5729: a no longer so low dipole magnetic field? ApJ, 757, L10

Na, X. S., Xu, R. X., Weber, F., Negreiros, R.  2012, On the Transport Properties of a Quark-Hadron Coulomb Lattice in the Cores of Neutron Stars, Phys. Rev. D, 86, 123016

Lai, X. Y., Gao, C. Y., Xu, R. X.  2013, H-cluster Stars, MNRAS, 431, 3282-3290

Tong, H., Xu, R. X., Song, L. M., Qiao, G. J. 2013, Wind braking of magnetars, ApJ, 768, 144

Lu, J. G., Xu, R. X., Feng, H.  2013, To differentiate neutron star models by X-ray polarimetry, Chin. Phys. Lett. 30, 059501

Cui, X. H., Xu, R. X. 2013, X-ray and Optical Plateau Following the Main Bursts in Gamma-Ray Bursts and SNe II-P: A hint to the similar late injection behavior? RAA, 13, 671-679

Tong, H., Xu, R. X. 2013, The timing behavior of magnetar Swift J1822.3-1606: timing noise or a decreasing period derivative? RAA, 768, 144

Xu, R. X. 2013, Compressed Baryonic Matter: from Nuclei to Pulsars, Sci. Sin-Phys. Mech. Astron., 43, 1288-1298 (in Chinese)

Liu, X. W., Xu, R. X., Qiao, G. J., Han, J. L., Tong, H.  2014, Braking PSR J1734-3333 by a possible fall-back disk, RAA, 14, 85-92

Guo, Y. J., Lai, X. Y., Xu, R. X.  2014, A corresponding-state approach to quark-cluster matter, Chin. Phys. C. 38, 055101 

Xu, R. X. 2014, A solution to the puzzling symbiotic X-ray system 4U 1700+24, RAA, 14, 617-624

Zhou, E. P., Lu, J. G., Tong, H., Xu, R. X. 2014, Two types of glitches in a solid quark star model, MNRAS, 443, 2705-2710

Guo, Y. J., Dai, S.,Li, Z. S., Liu, Y., Tong, H. Xu, R. X. 2015, To understand the X-ray spectrum of anomalous X-ray pulsars and soft gamma-ray repeaters, RAA, 15, 525-536

Li, Z. S., Qu, Z. J., Chen, L., Guo, Y. J., Qu, J. L., Xu, R. X. 2015, An Ultra Low Mass and Small Radius Compact Object in 4U 1746-37? ApJ, 798, 56

Lin, M. X., Xu, R. X., Zhang, B. 2015, Oscillation Driven Magnetospheric Activity In Pulsars, ApJ, 799, 152

Liu, X. W., Xu, R. X., van der Heuvel, E.P.J., Qiao, G. J., Han, J. L., Han, Z. W., Li, X. D.  2015, The extremely long period X-ray source in a young Supernova Remnent: a descendant of Thorne-Zytkow Object?, ApJ, 799, 233

Qu, Z. J., Li, Z. S., Chen, Y. P., Dai, S., Ji, L., Xu, R. X.,Zhang, S. 2015, Analysis of short bursts in SGR 1806-20, 1E 1048-5937 and SGR 0501+4516, PASP, 127, 211

Dai, S., Smith, M. C., Lin, M. X., Yue, Y. L., Hobbs, G., Xu, R. X. 2015, Gravitational microlensing of neutron stars and radio pulsars: event rates, time-scale distributions and mass measurements, ApJ, 802, 120

Lai, X. Y., Xu, R. X. 2016, Small glitches: the role of strange nuggets, RAA, 16, 46

Lai, X. Y., Xu, R. X., 2016, Spontaneous Magnetization of Solid Quark-cluster Stars, Chinese Physics C, 9, 095102

Wang, W. Y., Lu, J. G., Tong, H., Ge, M. Y., Li, Z. S., Men, Y. P., and Xu, R. X. 2017, The optical/UV excess of X-ray dim isolated neutron star: I. Bremsstrahlung emission from a strangeon star atmosphere, ApJ, 837, 81

Dai, S., Smith, M. C., Wang, S., Okamoto, S., Xu, R. X., Yue, Y. L., Liu, J. F. 2017, Identification of the white dwarf companion to millisecond pulsar J2317+1439, ApJ, 842, 105

Yuan, M., Lu, J. G., Yang, Z. L., Lai, X. Y., and Xu, R. X. 2017, Supernova neutrino in a strangeon star model, RAA, 17, 92

Li, Z. S., Falanga, M., Chen, L., Qu, Z. L., Xu, R. X. 2017, Simultaneous constraints on the mass and radius of Aql X-1 from quiescence and X-ray burst observations, ApJ, 945, 8

Wang, W. Y., Luo, R., Yue, H, Chen, X. L., Lee, K. J. and Xu, R. X. 2018, FRB 121102: a star quake-induced repeater?, ApJ, 852, 140

Lai, X. Y., Yu, Y. W., Zhou, E. P., Li, Y. Y. and Xu, R. X. 2018, Merging Strangeon Stars, RAA, 18 (2), 24

Zhou, E. P., Tsokaros, A., Rezzolla, L., Xu, R. X., Uryu, K. 2018, Uniformly rotating, axisymmetric and triaxial quark stars in general relativity, PRD, 97, 023013

Li, Y. Y, Wang, W. Y., Ge, M. Y., Liu, X. W., Tong, H. and Xu, R. X. 2018, Calvera: A low-mass strangeon star torqued by debris disk?, ApJ, 854, 165

Hou, S. J, Liu, T., Xu, R. X., Mu, H. J., Song, C. Y., Lin, D. B. and Gu, W. M., 2018, X-ray light curve in GRB 170714A: evidence for quark star?, ApJ, 854, 104

Lai, X. Y., Yun, C. Y., Lu, J. G., Lv, G. L., Wang, Z. J. and Xu, R. X. 2018, Pulsar Glitches in a Strangeon Star Model, MNRAS, 476, 3303

Wang, W. Y., Feng, Y., Lai, X. Y., Lu, J. G., Chen, X. L. and Xu, R. X. 2018, The optical/UV excess of X-ray dim isolated neutron star: II. nonuniformity of plasma on strangeon star surface, RAA, accepted

Lu, J. G., Zhou, E. P., Lai, X. Y. and Xu, R. X., 2018, Causal propagation of signal in strangeon matter, Sci. China-Phys. Mech. Astron., 61, 089511

Xu, R. X., 2018, Strong Matter: Rethinking Philosophically, Sci. China-Phys. Mech. Astron., 61, 109531

Li, Z. S., Suleimanov, V. F.; Poutanen, J., Salmi T., Falanga, M., N?ttil?, J., Xu, R. X., 2018, Evidence for the photoionization absorption edge in a photospheric radius expansion X-ray burst from GRS 1747-312 in Terzan 6, ApJ, 866, 53

Lai, X. Y., Zhou, E. P. and Xu, R. X. 2019, Strangeons constitute bulk strong matter: To test using GW170817, EPJA (Topical Issue "The first Neutron Star Merger Observation - Implications for Nuclear Physics"), in press

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