论文标题

特殊相对论流体的能量量张量以及新缩放中相对论和非偏见的流体的连接

Energy-momentum tensor of special relativistic fluids and Connection of relativistic and non-relativistic fluids in the new scaling

论文作者

Moghaddas, Mahboobe Moeen

论文摘要

在本文中,研究了平面度量中具有可忽略的磁场的相对论流体。在此量表中引入的ISO维量表中,变量的所有类似组件都具有相同的维度。同样,在圆柱和球形坐标系统中计算了剪切,散装和热通量张量以及能量量张量的成分,所有这些成分均以等值尺度得出。非相对论的剪切,散装和热通量张量以及能量量张量的成分在相对论流体的极限中得出。同样,还可以看到相对论和非权威主义流体的联系。因此,在相对论和非偏见的流体中显示了一些区别,例如在相对论流体中,创建了速度的时间衍生物剪切应力张量和速度和温度的导数。

In this paper, the relativistic fluids with the negligible magnetic field in the flat metric are studied. The iso-dimension scale in introduced, in this scale, all similar components of a variable have the same dimension. Also, the components of shear, bulk and heat flux tensors and the components of energy-momentum tensors are calculated in the cylindrical and spherical coordinate systems, all these components are derived in the iso-dimension scale. The non-relativistic shear, bulk and heat flux tensors and the components of energy-momentum tensor are derived in the limit of the relativistic fluids. Also, the connection of relativistic and non-relativistic fluids are seen. So, some distinctions of relativistic and non-relativistic fluids are displayed, for example in the relativistic fluids, the time derivative of velocity is created the shear stress tensor and derivative of velocity and temperature is created the heat flux energy-momentum tensor, etc.

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