论文标题

高密度相变对中子星动力学的影响

Effects of High Density Phase Transitions on Neutron Star Dynamics

论文作者

Liebling, Steven L., Palenzuela, Carlos, Lehner, Luis

论文摘要

各种理论上的论点激发了对核密度高度密度的物质过渡的期望,并伴随着希望引力波观测可能揭示出这种过渡的特性。我们在这里考虑使用分段的多粒子方程,而不是采用特定理论,而是在这里考虑一种通用形式的一阶相变,并进化了孤立的中子星和中子恒星二进制物,包括不平等的质量二进制组,在某些情况下,磁场,磁场都在磁场。特别有趣的是可以通过重力波或电磁观测值观察到的作用。

Various theoretical arguments motivate an expectation of a phase transition in matter at extreme densities above nuclear density, accompanied by hopes that gravitational wave observations may reveal the properties of such a transition. Instead of adopting a particular theory, we consider here a generic form of first order phase transition using a piecewise polytropic equation of state, and evolve both isolated neutron stars and neutron star binaries, including unequal mass binaries and, in some cases, magnetic field, looking at dynamical effects. Of particular interest are effects that may be observable either via gravitational waves or electromagnetic observations.

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