论文标题

伪纽顿核心循环超新星模拟的一致扰动建模

Consistent perturbative modeling of pseudo-Newtonian core-collapse supernova simulations

论文作者

Westernacher-Schneider, John Ryan

论文摘要

我们写下并应用与伪牛顿模拟一致的线性化流体和重力方程,从而将牛顿流体动力学与伪牛顿单极和标准的牛顿重力一起用于较高的多物。因此,我们消除了使用模式函数匹配的需求,以识别伪 - 纽顿核心偏移超新星模拟中的主动非radial模式,以支持较不复杂且成本较低的模式频率匹配方法。在此过程中,我们能够测量模式计算的适当边界条件。

We write down and apply the linearized fluid and gravitational equations consistent with pseudo-Newtonian simulations, whereby Newtonian hydrodynamics is used with a pseudo-Newtonian monopole and standard Newtonian gravity for higher multipoles. We thereby eliminate the need to use mode function matching to identify the active non-radial modes in pseudo-Newtonian core-collapse supernova simulations, in favor of the less complex and less costly mode frequency matching method. In doing so, we are able to measure appropriate boundary conditions for a mode calculation.

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