We study quantum frequency estimation for qubits subjected to independent Markovian noise, via time-continuous monitoring of the environment, showing, among other things, that perfectly efficient detection allows for restoring Heisenberg limit.

© 2019 The Author(s)

PDF Article


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access OSA Member Subscription