Fractal properties and small-scale structure of cosmic string networks

@article{citeulike:1320168, abstract = {We present results from a detailed numerical study of the small-scale and loop production properties of cosmic string networks, based on the largest and highest resolution string simulations to date. We investigate the nontrivial fractal properties of cosmic strings, in particular, the fractal dimension and renormalized string mass per unit length, and we also study velocity correlations. We demonstrate important differences between string networks in flat (Minkowski) spacetime and the two very similar expanding cases. For high resolution matter era network simulations, we provide strong evidence that small-scale structure has converged to ``scaling'' on all dynamical length scales, without the need for other radiative damping mechanisms. We also discuss preliminary evidence that the dominant loop production size is also approaching scaling.}, author = {Martins, C. J. and Shellard, E. P. }, citeulike-article-id = {1320168}, doi = {10.1103/PhysRevD.73.043515}, eprint = {astro-ph/0511792}, journal = {Phys. Rev. D}, keywords = {fractal, network}, month = {February}, number = {4}, pages = {043515+}, posted-at = {2007-05-23 00:47:42}, priority = {2}, title = {Fractal properties and small-scale structure of cosmic string networks}, url = {http://arxiv.org/abs/astro-ph/0511792}, volume = {73}, year = {2006} }

TY - JOUR ID - citeulike:1320168 L3 - citeulike-article-id:1320168 TI - Fractal properties and small-scale structure of cosmic string networks JF - Phys. Rev. D VL - 73 IS - 4 SP - 043515 N2 - We present results from a detailed numerical study of the small-scale and loop production properties of cosmic string networks, based on the largest and highest resolution string simulations to date. We investigate the nontrivial fractal properties of cosmic strings, in particular, the fractal dimension and renormalized string mass per unit length, and we also study velocity correlations. We demonstrate important differences between string networks in flat (Minkowski) spacetime and the two very similar expanding cases. For high resolution matter era network simulations, we provide strong evidence that small-scale structure has converged to ``scaling'' on all dynamical length scales, without the need for other radiative damping mechanisms. We also discuss preliminary evidence that the dominant loop production size is also approaching scaling. KW - fractal KW - network AU - Martins, CJ AU - Shellard, EP PY - 2006/February// UR - http://arxiv.org/abs/astro-ph/0511792 ER -