论文标题

由宏观体的量子效应产生的扭转场

Torsion fields generated by the quantum effects of macro-bodies

论文作者

Chen, Da-Ming

论文摘要

我们通过假设所有物质(包括宏观物体)具有量子效应来概括爱因斯坦的一般相对论(GR)。完成此任务的一种适当理论是剑桥集团开发的量规理论重力(GTG)。 GTG是一种``自旋转移''理论,根据该理论,在平坦的Minkowski背景时空定义的一对量规场描述了引力效应。该物质的内容由Dirac Spinor场完全描述,并且物质的量子效应被确定为旋转tensor的旋转范围,从旋转的旋转范围内定义了跨度的旋转式旋转。 Bohmian的量子潜力是一种排斥力,而不是吸引力,而对等效原理仍然是必不可少的,因此GR被降级为局部近似的理论,其中量子效应(Torsion)(TORSION)可以忽略元素,并将其作为一个dirac sight and dirac sigration and dirac sigration。因此,重力系统。

We generalize Einstein's General Relativity (GR) by assuming that all matter (including macro-objects) has quantum effects. An appropriate theory to fulfill this task is Gauge Theory Gravity (GTG) developed by the Cambridge group. GTG is a ``spin-torsion" theory, according to which, gravitational effects are described by a pair of gauge fields defined over a flat Minkowski background spacetime. The matter content is completely described by the Dirac spinor field, and the quantum effects of matter are identified as the spin tensor derived from the spinor field. The existence of the spin of matter results in the torsion field defined over spacetime. Torsion field plays the role of Bohmian quantum potential which turns out to be a kind of repulsive force as opposed to the gravitational potential which is attractive. The equivalence principle remains and essential in this theory so that GR is relegated to a locally approximate theory wherein the quantum effects (torsion) are negligible. As a toy model, we assume that the macro matter content can be described by the covariant Dirac equation and apply this theory to the simplest radially symmetric and static gravitational systems. Consequently, by virtue of the cosmological principle, we are led to a static universe model in which the Hubble redshifts arise from the torsion fields.

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