Sidebar
This is an old revision of the document!
Table of Contents
Quantum Optics for Quantum Information
This research is led by Profs. Antonio Zelaquett Khoury, Kaled Dechoum, Carlos Eduardo Rodrigues de Souza and Daniel Schneider Tasca.
Quantum and classical correlations in optical parametric amplifiers (OPO's)
- Study of bipartite, tripartite and multimode correlations among transverse modes.
Recent papers:
Semiclassical Wigner distribution for a two-mode entangled state generated by an OPO. Dechoum, Hahn, Vallejos, Khoury; Phys. Rev. A 81, 043834 (2010)
Entanglement criteria and classical correlations in parametric amplifiers. da Silva, Khoury, Dechoum; Phys. Rev. A 78, 025803 (2008).
Manipulating different degrees of freedom for quantum information
- Entanglement between polarization and orbital angular momentum
- Hyperentanglement between these degrees of freedom in the OPO
Recent papers:
A Michelson controlled-not gate with a single-lens astigmatic mode converter. Souza, Khoury, Optics Express 18, 9207 (2010).
Continuous-Variable Hyperentanglement in a Parametric Oscillator with Orbital Angular Momentum. dos Santos, Dechoum, Khoury; Phys. Rev. Lett. 103, 230503 (2009).
Geometrical phases in quantum systems
- Dynamics of OPO spatial modes with injection of angular momentum.
- Topological phases.
Recent papers:
Phase conjugation and adiabatic mode conversion in a driven OPO with orbital angular momentum. Coutinho dos Santos, Souza, Dechoum, Khoury; Phys. Rev. A 76, 053821 (2007).
Fractional topological phase for entangled qudits. Oxman, Khoury, preprint arxiv:1010.2094, Phys. Rev. Lett. 106, 240503 (2011).
