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Conferences > WEQD > 2008 > ED > ED3

Ancilla Assisted Decoherence Suppression for Photonic Qubits

Şahin Kaya Özdemir, Takashi Yamamoto, Masato Koashi, and Nobuyuki Imoto

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Abstract

By adding an ancilla photon in the fixed polarization state and making good use of quantum parity check, the polarization state of a photonic qubit, which may or may not be entangled to other systems, are successfully protected against collective decoherence.

© 2008 Optical Society of America

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