Modeling the large-scale behavior of the Universe is very complicated. One theory for describing the expansion behavior of the Universe is string theory, which attempts to unite differing aspects of the behavior of the Universe. This article explores a new aspect of string theory, helping researchers better understand this complex field.
Copyright @2005-2015, National Astronomical Observatories, Chinese Academy of Sciences 20A Datun Road, Chaoyang District, Beijing, China Tel:010-64888708 E-mail: ccz@bao.ac.cn