论文标题

一般背景量规的量子重力

Quantum gravity in a general background gauge

论文作者

Brandt, F. T., Frenkel, J., McKeon, D. G. C.

论文摘要

我们在一般背景量规上推断出纯量子重力为一环顺序的违背术语拉格朗日。作为应用,我们评估了由真空极化产生的经典重力电位的领先量子校正。我们发现,在特定的背景计中,这为牛顿电位的一环量子校正带来了完整的结果。该方法还用于计算高温下量子重力的$ \ ln(t)$贡献。

We deduce, in a general background gauge, the counter-term Lagrangian for pure quantum gravity to one-loop order. As an application, we evaluate the leading quantum correction to the classical gravitational potential, generated by the vacuum polarization. We find that, in specific background gauges, this yields the complete result for the one-loop quantum corrections to the Newtonian potential. This approach is also applied to calculate the $\ln(T)$ contributions in quantum gravity at high-temperature.

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