1. Also discusses briefly the space-time properties of gravitational field of a global cosmic string outside the core.
对弦核外引力场的时空特性也做了简要讨论。
2. Finally, We show that the cosmic string, inflation and dark energy origin from the same field-complex scalar field.
第三部分:指出宇宙弦、暴涨和暗能量可以用同一个复标量场来描述。
3. In this paper are calculated the large scale mass fluctuations and peculiar velocity fields in cosmic string scenarios in different dark matter dominated universes.
本文在宇宙弦模型中,计算了各种暗物质主导宇宙的大尺度均方质量扰动和速度场。
4. Fourthly, making use ofφ-mapping topological current theory, the structure of thevortex has been obtained from the AH model, which provides an effective description tothe brane world cosmic string system.
第四,利用φ-映射拓扑流理论,我们从Abelian Higgs模型中得到了涡旋结构。从而为膜世界宇宙弦系统提供了一种有效的描述方式。
5. Considering the background of massless neutrino, probes into the effect of the background field on the gravitational field of a global cosmic string outside the core.
考虑静质量为零的中微子背景,探讨背景场对整体宇宙弦核外引力场的影响。
6.
6. Adding this tension to that of a global cosmic string outside the core, solves the linear approximate solution of Einstein equation with a global cosmic string as source and with neutrino field as background.
将其能动张量与宇宙弦的能动张量叠加,求出了中微子场背景下整体宇宙弦为源的Einstein方程的线性近似解。
7. Beside, we also discuss the metric of superconducting cosmic string and the defecting angle of light in weak field approximation.
同时,在弱场近似下,也讨论了超导宇宙弦的引力场度规和当光线经过宇宙弦时所产生的偏折角。
8. Based on the thermodynamic model of ideal gas of cosmic strings, the string tension is calculated by the saddle point approximation and the expression of string tension is obtained.
由宇宙弦的理想气体热力学模型出发,用鞍点近似方法,导出了宇宙弦的弦张力表达式。
9. Of course, that string is a cosmic trail of gas, dust, and stars about 22, 000 light-years long.
当然,连成串的线是一道由气体,尘埃和恒星组成的宇宙潮汐尾,大约有2.2万光年长。
10.
10. Within the statistical uncertainties of the correlation amplitudes, the α - N relation can be explained well in the cosmic string model.
在相关性幅度的统计误差所允许的范围内,α与N之间的关系可以在宇宙弦理论中得到解释。
11. For DBI global cosmic sting, we calculated their mass of unit length by linear approximation, finding that in the region far away from the core of the string, its mass of unit length is similar with that of a canonical global string with larger core radius.
对于DBI整体宇宙弦,我们利用线性近似,计算了其单位长度质量,并发现在远离弦核处,其单位长度质量与弦半径更大的正则整体弦相似。
12. String effects may possibly be first discovered in certain experiments in observational cosmology, such as the power spectrum measurements of the cosmic microwave background.
弦论中的非经典时空影响早期宇宙的发展,在一些观测宇宙学的实验中人们也许会发现弦论的效应,例如微波背景辐射的功率谱的反常。
13. By quantizing the two kinds of space-time which has the torus-like topology or has a monopole or cosmic string, we obtained the solutions of their Wheeler-De Witt equation.
我们具体对具有环拓扑和具有整体单极子、宇宙弦的两类时空进行了量子化,求得了Wheeler-deWitt方程的解。
14. The prize winners were selected by an independent committee of physicists, such as d Witten, the string theorist, and Alan Guth, who proposed the theory of cosmic inflation.
获奖者是由物理学家组成的独立委员会选定,例如艾德•威滕,弦理论学家和提出了宇宙膨胀理论的AlanGuth。