Coherent Quantum Control to Arbitrary Accuracy using the Uhrig Sequence of Ideal or Finite-Width $\pi$-Pulses

TL;DR

This paper discusses a method for coherent quantum control using the Uhrig sequence of ideal or finite-width π-pulses, aiming for arbitrary accuracy in quantum state manipulation.

Contribution

It introduces a novel approach to quantum control sequences, specifically the Uhrig sequence, for improved accuracy in quantum operations.

Findings

Proposes a control sequence for quantum systems.

Analyzes the theoretical limits of control accuracy.

Highlights the importance of pulse timing in quantum control.

Abstract

This paper has been withdrawn by the authors owing to a mistake in the proof of the basic lemma.