pulse control protocols for preserving coherence in dipolar-coupled nuclear spin baths
;A. M. Waeber;G. Gillard;G. Ragunathan;M. Hopkinson;P. Spencer;D. A. Ritchie;M. S. Skolnick;E. A. Chekhovich
educacao e sociedade2019Vol. 10pp. 1-9
151
waeber2019naturepulse
Abstract
Fluctuating nuclear spin ensembles are a significant decoherence mechanism for solid-state spin qubits. Here the authors introduce an approach to controlling and extending the coherence of a nuclear spin bath around self-assembled quantum dots and gain insight into the many-body dynamics.