activity
20082023
most citedLennard-Jones quark matter and massive quark stars

89 citations · 521 across the 27 of their papers we have counts for

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Showing astro-ph.HEShow all

16 papers · 1 filter

astro-ph.HE2023★ 2 cited

The precursor of GRB211211A: a tide-induced giant quake?

Enping Zhou, Yong Gao, Yurui Zhou +8

The equilibrium configuration of a solid strange star in the final inspiral phase with another compact object is generally discussed, and the starquake-related issue is revisited,…

astro-ph.HE2023★ 12 cited

Quakes of Compact Stars

Ruipeng Lu, Han Yue, Xiaoyu Lai +3

Glitches are commonly observed for pulsars, which are explained by various mechanisms. One hypothesis attributes the glitch effect to the instantaneous moment of inertia change of…

astro-ph.HE2023★ 10 cited

Pulsar Glitch in a Strangeon Star Model. III. The recovery

X. Y. Lai, W. H. Wang, J. P. Yuan +3

Strangeon star model has passed various observational tests, such as the massive pulsars and the tidal deformability during binary mergers. Pulsar glitch, as a useful probe for stu…

astro-ph.HE2020★ 6 cited

A roadmap to strange star

Renxin Xu, Xiaoyu Lai, Chengjun Xia

What if normal baryonic matter is compressed so tightly that atomic nuclei come into close contact? This question has been asked since 1930s. The fist answer was presented by Lev L…

astro-ph.HE2020★ 18 cited

Pulsar glitches in a strangeon star model. II. The activity

Weihua Wang, Xiaoyu Lai, Enping Zhou +3

Glitch is supposed to be a useful probe into pulsar's interior, but the underlying physics remains puzzling. The glitch activity may reflect a lower limit of the crustal moment of…

astro-ph.HE2018★ 44 cited

Strangeons constitute bulk strong matter-- To test using GW170817

Xiaoyu Lai, Enping Zhou, Renxin Xu

The fundamental strong interaction determines the nature of pulsar-like compact stars which are essentially in the form of bulk strong matter. From an observational point of view,…

astro-ph.HE2017★ 1 cited

Causal propagation of signal in strangeon matter

Jiguang Lu, Enping Zhou, Xiaoyu Lai +1

The state equation of strangeon matter is very stiff due to the non-relativistic nature of and the repulsing interaction between the particles, and pulsar masses as high as $\sim 3…

astro-ph.HE2017★ 38 cited

Merging Strangeon Stars

X. Y. Lai, Y. W. Yu, E. P. Zhou +2

The state of supranuclear matter in compact star remains puzzling, and it is argued that pulsars could be strangeon stars. What if binary strangeon stars merge? This kind of merger…

astro-ph.HE2017★ 27 cited

Pulsar Glitches in a Strangeon Star Model

X. Y. Lai, C. A. Yun, J. G. Lu +3

Pulsar-like compact stars provide us a unique laboratory to explore properties of dense matter at supra-nuclear densities. One of the models for pulsar-like stars is that they are…

astro-ph.HE2017★ 11 cited

Supernova Neutrino in a Strangeon Star Model

Mao Yuan, Jiguang Lu, Zhiliang Yang +2

The neutrino burst detected during supernova SN1987A is explained in a strangeon star model, in which it is proposed that a pulsar-like compact object is composed of strangeons (st…

astro-ph.HE2017★ 6 cited

The optical/UV excess of X-ray-dim isolated neutron star II. nonuniformity of plasma on strangeon star surface

Weiyang Wang, Yi Feng, Xiaoyu Lai +4

X-ray-dim isolated neutron stars (XDINSs), also known as the Magnificent Seven, exhibits a Planck-like soft X-ray spectrum. In the optical/ultraviolet(UV) band, there is an excess…

astro-ph.HE2017★ 20 cited

Strangeon and Strangeon Star

Xiaoyu Lai, Renxin Xu

The nature of pulsar-like compact stars is essentially a central question of the fundamental strong interaction (explained in quantum chromo-dynamics) at low energy scale, the solu…

astro-ph.HE2015

Ferromagnetism of electrons in solid quark cluster stars

Xiaoyu Lai

In this paper we are trying to solve the problem of the origin of strong magnetic fields in the framework of solid quark-cluster stars. We propose that, under the Coulomb repulsion…

astro-ph.HE2015★ 5 cited

Small glitches: the role of strange nuggets?

X. Y. Lai, R. X. Xu

Pulsar glitches, i.e. the sudden spin-ups of pulsars, have been detected for most pulsars that we known. The mechanism giving rise to this kind of phenomenon is uncertain, although…

astro-ph.HE2012★ 2 cited

Quark-cluster Stars: the structure

Xiaoyu Lai, Renxin Xu

The nature of pulsar-like compact stars is still in controversy although the first pulsar was found more than 40 years ago. Generally speaking, conventional neutron stars and non-m…

astro-ph.HE2009★ 89 cited

Lennard-Jones quark matter and massive quark stars

X. Y. Lai, R. X. Xu

Quark clustering could occur in cold quark matter because of the strong coupling between quarks at realistic baryon densities of compact stars. Although one may still not be able t…