OBSERVING 4D BABY UNIVERSES IN QUANTUM-GRAVITY

被引：42

作者：

AMBJORN, J

JAIN, S

JURKIEWICZ, J

KRISTJANSEN, CF

机构：

[1] INDIAN INST SCI,CTR THEORET STUDIES,BANGALORE 560012,KARNATAKA,INDIA

[2] JAGIELLONIAN UNIV,INST PHYS,PL-30059 KRAKOW,POLAND

来源：

PHYSICS LETTERS B | 1993年 / 305卷 / 03期

关键词：

D O I：

10.1016/0370-2693(93)90109-U

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We measure the fractal structure of four-dimensional simplicial quantum gravity by identifying so-called baby universes. This allows an easy determination of the critical exponent gamma connected to the entropy of four-dimensional manifolds.

引用

页码：208 / 213

页数：6

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