Back to Search
Start Over
Quantum Computation with Nonlinear Optics
- Source :
- Communications in Theoretical Physics. 49:107-110
- Publication Year :
- 2008
- Publisher :
- IOP Publishing, 2008.
-
Abstract
- We propose a scheme of quantum computation with nonlinear quantum optics. Polarization states of photons are used for qubits. Photons with different frequencies represent different qubits. Single qubit rotation operation is implemented through optical elements like the Faraday polarization rotator. Photons are separated into different optical paths, or merged into a single optical path using dichromatic mirrors. The controlled-NOT gate between two qubits is implemented by the proper combination of parametric up and down conversions. This scheme has the following features: (1) No auxiliary qubits are required in the controlled-NOT gate operation; (2) No measurement is required in the course of the computation; (3) It is resource efficient and conceptually simple.
- Subjects :
- Quantum optics
Physics
Physics and Astronomy (miscellaneous)
ComputingMethodologies_IMAGEPROCESSINGANDCOMPUTERVISION
Physics::Optics
Quantum Physics
Quantum imaging
Quantum technology
Computer Science::Emerging Technologies
Quantum gate
Quantum error correction
Quantum mechanics
Qubit
Quantum algorithm
Hardware_ARITHMETICANDLOGICSTRUCTURES
Quantum computer
Subjects
Details
- ISSN :
- 02536102
- Volume :
- 49
- Database :
- OpenAIRE
- Journal :
- Communications in Theoretical Physics
- Accession number :
- edsair.doi...........c83e2e43d1a05f54b9c8af0aeb603a5b