dorsal/arxiv
View SchemaEmergent Quantum Jumps in a Nano-Electro-Mechanical System
| Authors | Kurt Jacobs, Pavel Lougovski |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0606060 |
| URL | https://arxiv.org/abs/quant-ph/0606060 |
| DOI | 10.1088/1751-8113/40/46/F02 |
| Journal | J. Phys. A: Math. Theor. 40, F987 (2007) |
Abstract
We describe a nano-electromechnical system that exhibits the "retroactive" quantum jumps discovered by Mabuchi and Wiseman [Phys. Rev. Lett. 81, 4620 (1998)]. This system consists of a Cooper-pair box coupled to a nano-mechanical resonator, in which the latter is continuously monitored by a single-electron transistor or quantum point-contact. Further, we show that these kinds of jumps, and the jumps that emerge in a continuous quantum non-demolition measurement are one and the same phenomena. We also consider manipulating the jumps by applying feedback control to the Cooper-pair box.
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"abstract": "We describe a nano-electromechnical system that exhibits the \"retroactive\"\nquantum jumps discovered by Mabuchi and Wiseman [Phys. Rev. Lett. 81, 4620\n(1998)]. This system consists of a Cooper-pair box coupled to a nano-mechanical\nresonator, in which the latter is continuously monitored by a single-electron\ntransistor or quantum point-contact. Further, we show that these kinds of\njumps, and the jumps that emerge in a continuous quantum non-demolition\nmeasurement are one and the same phenomena. We also consider manipulating the\njumps by applying feedback control to the Cooper-pair box.",
"arxiv_id": "quant-ph/0606060",
"authors": [
"Kurt Jacobs",
"Pavel Lougovski"
],
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"quant-ph",
"cond-mat.mes-hall"
],
"doi": "10.1088/1751-8113/40/46/F02",
"journal_ref": "J. Phys. A: Math. Theor. 40, F987 (2007)",
"title": "Emergent Quantum Jumps in a Nano-Electro-Mechanical System",
"url": "https://arxiv.org/abs/quant-ph/0606060"
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