dorsal/arxiv
View SchemaQuantum transducers: Integrating Transmission Lines and Nanomechanical Resonators via Charge Qubits
| Authors | C. P. Sun, L. F. Wei, Yu-xi Liu, Franco Nori |
|---|---|
| Categories | |
| ArXiv ID | quant-ph/0504056 |
| URL | https://arxiv.org/abs/quant-ph/0504056 |
| DOI | 10.1103/PhysRevA.73.022318 |
| Journal | Phys. Rev. A 73, 022318 (2006) |
Abstract
We propose a mechanism to interface a transmission line resonator (TLR) with a nano-mechanical resonator (NAMR) by commonly coupling them to a charge qubit, a Cooper pair box with a controllable gate voltage. Integrated in this quantum transducer or simple quantum network, the charge qubit plays the role of a controllable quantum node coherently exchanging quantum information between the TLR and NAMR. With such an interface, a maser-like process is predicted to create a quasi-classical state of the NAMR by controlling a single-mode classical current in the TLR. Alternatively, a "Cooper pair" coherent output through the transmission line can be driven by a single-mode classical oscillation of the NAMR.
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"abstract": "We propose a mechanism to interface a transmission line resonator (TLR) with\na nano-mechanical resonator (NAMR) by commonly coupling them to a charge qubit,\na Cooper pair box with a controllable gate voltage. Integrated in this quantum\ntransducer or simple quantum network, the charge qubit plays the role of a\ncontrollable quantum node coherently exchanging quantum information between the\nTLR and NAMR. With such an interface, a maser-like process is predicted to\ncreate a quasi-classical state of the NAMR by controlling a single-mode\nclassical current in the TLR. Alternatively, a \"Cooper pair\" coherent output\nthrough the transmission line can be driven by a single-mode classical\noscillation of the NAMR.",
"arxiv_id": "quant-ph/0504056",
"authors": [
"C. P. Sun",
"L. F. Wei",
"Yu-xi Liu",
"Franco Nori"
],
"categories": [
"quant-ph",
"cond-mat.supr-con"
],
"doi": "10.1103/PhysRevA.73.022318",
"journal_ref": "Phys. Rev. A 73, 022318 (2006)",
"title": "Quantum transducers: Integrating Transmission Lines and Nanomechanical Resonators via Charge Qubits",
"url": "https://arxiv.org/abs/quant-ph/0504056"
},
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