cosmic string

英 [ˈkɒzmɪk strɪŋ]

美 [ˈkɑːzmɪk strɪŋ]

网络  宇宙弦; 宇宙绳

英英释义

noun

• (cosmology) a hypothetical one-dimensional subatomic particle having a concentration of energy and the dynamic properties of a flexible loop
  Synonym:string

双语例句

• The Gravitational Field of a Global Cosmic String Considering Temperature Effect
  含温度背景下宇宙弦的引力场
• 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。
• 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。
• 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。
• 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。
• 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。
• 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。
• 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（核外）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。
• The magnetic effect for superconducting current in cosmic string
  宇宙弦中超导电流的磁效应
• The Gravitational Effects of Superconducting Cosmic String
  超导宇宙弦的引力效应