Efficient quantum computation using coherent states

By H. Jeong, Myungshik S. Kim. 2001

333 citations recorded by the source corpus.

We study universal quantum computation using optical coherent states. A teleportation scheme for a coherent-state qubit is developed and applied to gate operations. This scheme is shown to be robust to detection inefficiency.

Subfields: Artificial Intelligence, Atomic and Molecular Physics, and Optics

View Paper: https://www.semanticscholar.org/paper/4ed8b90e681d353d0f9db03b05dcd4c382a9a4c6

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In Artificial Intelligence

In Atomic and Molecular Physics, and Optics

Citations in the corpus

Performance and structure of single-mode bosonic codes (2017, positive): “[13] for coherent-state quantum computation [84–87].”
Remote creation of hybrid entanglement between particle-like and wave-like optical qubits (2013, background): “In the continuous alternative, the encoding is realized in the quadrature components of a light field, in an inherently infinite-dimensional space, and the qubits, also sometimes called qumodes [6], can be implemented for instance as arbitrary superpositions of classical light waves with opposite ph”
Fault-tolerant bosonic quantum error correction with the surface–Gottesman-Kitaev-Preskill code (2019, methodology): “Continuous-variable systems or bosonic modes are ubiquitous in many quantum computing platforms and there have been various proposals for realizing quantum computation in continuous-variable systems [1–4].”
Near-deterministic quantum teleportation and resource-efficient quantum computation using linear optics and hybrid qubits (2011, background): “It can be done on the single-photon mode by a polarization measurement on the basis |+〉 and |−〉, or on the coherent-state mode using an ancillary coherent state [13].”