%0 Journal Article %D 2012 %T Reply to Comment on "Space-Time Crystals of Trapped Ions %A Tongcang Li %A Zhe-Xuan Gong %A Zhang-qi Yin %A H. T. Quan %A Xiaobo Yin %A Peng Zhang %A L. -M. Duan %A Xiang Zhang %X This is a reply to the comment from Patrick Bruno (arXiv:1211.4792) on our paper (Phys. Rev. Lett. 109, 163001 (2012)). %8 2012/10/15 %G eng %U http://arxiv.org/abs/1212.6959v2 %R http://dx.doi.org/10.1103/PhysRevLett.109.163001