dorsal/arxiv
View SchemaConditional implementation of a quantum phase gate with distant atoms trapped in different optical cavities
| Authors | XuBo Zou, W. Mathis |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0401042 |
| URL | https://arxiv.org/abs/quant-ph/0401042 |
Abstract
We propose a scheme for conditional implementation of a quantum phase gate by using distant atoms trapped in different optical cavities. Instead of direct interaction between atoms, the present scheme makes use of quantum interference of polarized photons decaying from the optical cavities to conditionally create the desired quantum phase gate between two distant atoms. The proposed scheme only needs linear optical elements and a two-fold coincidence detection, and are insensitive to the quantum noise. The scheme can be directly used to prepare any quantum state of many distant atoms.
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"date_created": "2026-03-02T18:02:03.648000Z",
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"abstract": "We propose a scheme for conditional implementation of a quantum phase gate by\nusing distant atoms trapped in different optical cavities. Instead of direct\ninteraction between atoms, the present scheme makes use of quantum interference\nof polarized photons decaying from the optical cavities to conditionally create\nthe desired quantum phase gate between two distant atoms. The proposed scheme\nonly needs linear optical elements and a two-fold coincidence detection, and\nare insensitive to the quantum noise. The scheme can be directly used to\nprepare any quantum state of many distant atoms.",
"arxiv_id": "quant-ph/0401042",
"authors": [
"XuBo Zou",
"W. Mathis"
],
"categories": [
"quant-ph"
],
"title": "Conditional implementation of a quantum phase gate with distant atoms trapped in different optical cavities",
"url": "https://arxiv.org/abs/quant-ph/0401042"
},
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