Physics – Condensed Matter – Superconductivity
Scientific paper
2003-06-13
Phys. Rev. B 68, 024510 (2003)
Physics
Condensed Matter
Superconductivity
8 pages, 4 figures
Scientific paper
10.1103/PhysRevB.68.024510
We present an experimentally implementable method to couple Josephson charge qubits and to generate and detect macroscopic entangled states. A large-junction superconducting quantum interference device is used in the qubit circuit for both coupling qubits and implementing the readout. Also, we explicitly show how to achieve a microwave-assisted macroscopic entanglement in the coupled-qubit system.
Nori Franco
Tsai Jaw-Shen
You Jian-Qi
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