EIKONAL QUANTUM-GRAVITY AND PLANCKIAN SCATTERING

被引：186

作者：

KABAT, D ^{[1
]}

ORTIZ, M ^{[1
]}

机构：

[1] MIT, DEPT PHYS, CAMBRIDGE, MA 02139 USA

来源：

NUCLEAR PHYSICS B | 1992年 / 388卷 / 02期

基金：

美国国家科学基金会;

关键词：

D O I：

10.1016/0550-3213(92)90627-N

中图分类号：

O412 [相对论、场论]; O572.2 [粒子物理学];

学科分类号：

摘要：

Various approaches to high-energy forward scattering in quantum gravity are compared using the eikonal approximation. The massless limit of the eikonal is shown to be equivalent to other approximations for the same process, specifically the semiclassical calculation due to G. 't Hooft and the topological field theory due to H. and E. Verlinde. This comparison clarifies these previous results, as it is seen that the amplitude arises purely from a linearized gravitational interaction. The interpretation of poles in the scattering amplitude is also clarified.

引用

页码：570 / 592

页数：23

共 37 条

[31] ANALYTICITY IN COMPLEX ANGULAR MOMENTUM PLANE OF COULOMB SCATTERING AMPLITUDE [J].