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    Response of the Neutron Star Properties to the Equation of State at Low Density
    低密度物态方程对中子星性质的影响(英文)
    The ∧CDM model is a simple one, which can give the equation of state of the dark energy ω = - 1. Although this model can fit almost all data sets from observations, it has two serous problems - "fine-tuning problem" and "coincidence problem".
    ACDM模型比较简单,该模型给出的暗能量的物态方程为ω=-1。 虽然能比较好的拟合各种观测数据,但是该模型存在两个难解的问题—微调问题(fine-tuning problem)和恰好性问题(coincidence problem)。
    Then we introduce the parametrization of the equation of state of the dark energy and the reconstructions of three dark energy models - quintessence field, k-essence field, tachyon field.
    然后介绍了暗能量物态方程的参数化以及利用参数化的物态方程重建的三个暗能量模型-quintessence模型、k-essence模型、tachyon模型。
    It turns out that hyperons begin to emerge when ρ=4.43×1014gem-3 and they would soften up the equation of state about 8%.
    当ρ=4.43×10~(14)gcm~(-3)时,超子开始出现,其影响是使物态方程有约8%的软化。
    According to conservation equations of mass, momentum and energy, and equation of polytropic expanding process, we studied heating and cooling mechanism of gas and found the equation of the gas temperature of the envelopes.
    我们研究了拱星包层气体的加热机制和致冷原因,根据拱星包层气体的质量、动量和能量守恒方程及多方膨胀过程方程,通过计算得到了拱星包层气体温度所满足的温度方程
    The equation r_(t) = 1/2r+(t) determines an epoch tD withthe property that, for all events on the world picture before tD, the horizon problem exists to varying degrees of severity, while for events after tD, there is no horizon problem.
    方程,r_(t)=~(1/2)r+(t)决定时刻t_D,它有如下性质:世界图象中凡早于t_D的事件多少都有视界问题,晚于t_D的事件就没有视界问题。
    Based on the equation of state of Nandan iron meteorite and the PREM model of the eaath, it is calculated that the material density at the boundary between inner core and outer core of the earth is 12.83-13.41 g/cm3 and the temperature is 5440-5680 K;
    从南丹铁陨石的物态方程和地球的PREM模型出发,求得内外地核交界面处的物质密度为12.83—13.419/cm~3,温度为5440—5680K;
    Starting from the equation of state with the use of the equation of star structure, the structure of neutron star is studied and the mass of starMG=1.87M and the inertia I=1.59×1045 (g/cm2) are obtained, which well accord the observed value.
    从物态方程出发,利用中子星结构方程计算了中子星的结构。 得到了引力质量材M_G=1.27M_θ材,转动惯量I=1.29x10(45)g/cm~2,与观测结果符合较好。
    Taking account of δr≠0,through the equation of conservation of orbital angular momentum,orbital parameters equations on the mass change are re-deduced.
    用整个系统的角动量守恒条件代替切向动量守恒条件 ,且δr≠ 0 ,考虑轨道偏心率的高次项 ,推导了星风吸积质量及轨道参量变化方程 .
    In the equation of XNAV given in the references \[1-3\], the time and space variables are coordinates values in BCRS.
    在文献[1-3]中求得的XNAV基本方程中,时间和距离是指太阳质心系(BCRS)中的坐标量。
    The basic equations for reconstructing the potential of tachyon were derived from the equation of state of the dark energy ω_(z).
    利用暗能量的物态方程ω(z),得到了构造tachyon场势能函数的基本方程.
    The Effect of the Equation of State and Etfcjrgy Loss of Shock on the Explosion of SN Ⅱ
    状态方程与激波能量损失对Ⅱ型超新星爆发的影响
    The Influence of Turbulent Pressure on the Late Stages of Evolution of Low-and Intermediate-mass Star. (I) Calculations for Turbulent Pressure,the Equation of State and the Thermodynamic Quantities
    湍流压对中小质量恒星后期演化的影响(I)湍流压、物态方程及热力学量的计算
    A Further Investigation on the Equation of State of Radiation near the Black Hole Horizon *
    黑洞视界附近的辐射态方程的进一步研究
    The r-mode instability of compact star is firmly related to the viscosity of the star, and to study the viscosity we have to study the equation of state of the star first.
    致密星的γ-模不稳定性与星体物质的粘滞性质密切相关,而粘滞性质的研究必须建立在一定的致密星物态方程的基础上。
    We review the equation of state and the mass radius relation ofcompact star.
    我们介绍了致密星的物态方程和质量—半径关系。
    Especially, we calculate the equation of state of strange quark matter both under the simple bag model and under the bag model including the medium effect, and find that the medium effect have small influence to the equation of state and the mass radius relation of strange star.
    特别地,我们计算了简单袋模型下奇异夸克物质的物态,而且采用准粒子方法,计算了考虑介质效应的袋模型下奇异夸克物质的物态,发现介质效应对奇异星物态方程和质量-半径关系影响不大。
    We also study the viscosity properties of strange star, and find that despite its small influence to the equation of state, the medium effect has great influence on bulk viscosity and it can increase the bulk viscosity as large as two orders.
    对给定的致密物质物态方程,我们还研究了它的粘滞性质,我们的计算显示,与物态方程不同,介质效应对体粘滞系数有很大影响,可以使体粘滞系数提高两个量级。
    Consequently, the result is that we modify the equation of state, hydrostatic equilibrium equation, the boundary condition and the energy flux.
    因此,总的效果是修正了恒星结构和演化中的物态方程、流体静力学方程、边界条件和对流区底部的能流密度。
    In 1917, de Sitter obtained a static solution of the equation, the corresponding space-time which was named as de Sitter space-time is the 4-d maximal symmetric space-time with a positive constant curvature.
    这个带正宇宙常数的引力场方程很快由de Sitter在1917年给出了一个静态解。 对应的时空不再是闵氏时空而是一个曲率为正的常数的最大对称的时空,这个时空后来被称为de Sitter时空。
 

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