Slowing Down the Decoherence of Quantum Bits

P. Tombesi () and D. Vitali
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P. Tombesi: Università di Camerino, Dipartimento di Matematica e Fisica
D. Vitali: Università di Camerino, Dipartimento di Matematica e Fisica

A chapter in Quantum Communication, Computing, and Measurement, 1997, pp 203-211 from Springer

Abstract: Abstract By means of a suitable feedback it is shown that a quantum superposition of number states, forming a qubit, can be preserved for a longer time with respect to the case without feedback.

Keywords: Wigner Function; Superposition State; Feedback Model; Homodyne Detection; Vacuum Case (search for similar items in EconPapers)
Date: 1997
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DOI: 10.1007/978-1-4615-5923-8_22

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