Enhanced phase estimation by implementing dynamical decoupling in a multi-pass quantum metrology protocolXing Rong, Pu Huang, Xi Kong, Xiangkun Xu, Fazhan Shi, Ya Wang and Jiangfeng DuEPL, 95 6 (2011) 60005DOI: https://doi.org/10.1209/0295-5075/95/60005